1 /*
2  * kmp_settings.cpp -- Initialize environment variables
3  */
4 
5 
6 //===----------------------------------------------------------------------===//
7 //
8 //                     The LLVM Compiler Infrastructure
9 //
10 // This file is dual licensed under the MIT and the University of Illinois Open
11 // Source Licenses. See LICENSE.txt for details.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 
16 #include "kmp.h"
17 #include "kmp_wrapper_getpid.h"
18 #include "kmp_environment.h"
19 #include "kmp_atomic.h"
20 #include "kmp_itt.h"
21 #include "kmp_str.h"
22 #include "kmp_settings.h"
23 #include "kmp_i18n.h"
24 #include "kmp_lock.h"
25 #include "kmp_io.h"
26 #include "kmp_affinity.h"
27 #include <ctype.h>   // toupper()
28 
29 static int __kmp_env_toPrint( char const * name, int flag );
30 
31 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
32 // -------------------------------------------------------------------------------------------------
33 // Helper string functions. Subject to move to kmp_str.
34 // -------------------------------------------------------------------------------------------------
35 
36 static double
37 __kmp_convert_to_double( char const * s )
38 {
39     double result;
40 
41     if ( KMP_SSCANF( s, "%lf", &result ) < 1 ) {
42         result = 0.0;
43     }
44 
45     return result;
46 }
47 
48 #ifdef KMP_DEBUG
49 static unsigned int
50 __kmp_readstr_with_sentinel(char *dest, char const * src, size_t len, char sentinel) {
51     unsigned int i;
52     for (i = 0; i < len; i++) {
53         if ((*src == '\0') || (*src == sentinel)) {
54             break;
55         }
56         *(dest++) = *(src++);
57     }
58     *dest = '\0';
59     return i;
60 }
61 #endif
62 
63 static int
64 __kmp_match_with_sentinel( char const * a, char const * b, size_t len, char sentinel ) {
65     size_t l = 0;
66 
67     if(a == NULL)
68         a = "";
69     if(b == NULL)
70         b = "";
71     while(*a && *b && *b != sentinel) {
72         char ca = *a, cb = *b;
73 
74         if(ca >= 'a' && ca <= 'z')
75             ca -= 'a' - 'A';
76         if(cb >= 'a' && cb <= 'z')
77             cb -= 'a' - 'A';
78         if(ca != cb)
79             return FALSE;
80         ++l;
81         ++a;
82         ++b;
83     }
84     return l >= len;
85 }
86 
87 //
88 // Expected usage:
89 //     token is the token to check for.
90 //     buf is the string being parsed.
91 //     *end returns the char after the end of the token.
92 //        it is not modified unless a match occurs.
93 //
94 //
95 // Example 1:
96 //
97 //     if (__kmp_match_str("token", buf, *end) {
98 //         <do something>
99 //         buf = end;
100 //     }
101 //
102 //  Example 2:
103 //
104 //     if (__kmp_match_str("token", buf, *end) {
105 //         char *save = **end;
106 //         **end = sentinel;
107 //         <use any of the __kmp*_with_sentinel() functions>
108 //         **end = save;
109 //         buf = end;
110 //     }
111 //
112 
113 static int
114 __kmp_match_str( char const *token, char const *buf, const char **end) {
115 
116     KMP_ASSERT(token != NULL);
117     KMP_ASSERT(buf != NULL);
118     KMP_ASSERT(end != NULL);
119 
120     while (*token && *buf) {
121         char ct = *token, cb = *buf;
122 
123         if(ct >= 'a' && ct <= 'z')
124             ct -= 'a' - 'A';
125         if(cb >= 'a' && cb <= 'z')
126             cb -= 'a' - 'A';
127         if (ct != cb)
128             return FALSE;
129         ++token;
130         ++buf;
131     }
132     if (*token) {
133         return FALSE;
134     }
135     *end = buf;
136     return TRUE;
137 }
138 
139 
140 static size_t
141 __kmp_round4k( size_t size ) {
142     size_t _4k = 4 * 1024;
143     if ( size & ( _4k - 1 ) ) {
144         size &= ~ ( _4k - 1 );
145         if ( size <= KMP_SIZE_T_MAX - _4k ) {
146             size += _4k;    // Round up if there is no overflow.
147         }; // if
148     }; // if
149     return size;
150 } // __kmp_round4k
151 
152 
153 /*
154     Here, multipliers are like __kmp_convert_to_seconds, but floating-point
155     values are allowed, and the return value is in milliseconds.  The default
156     multiplier is milliseconds.  Returns INT_MAX only if the value specified
157     matches "infinit*".  Returns -1 if specified string is invalid.
158 */
159 int
160 __kmp_convert_to_milliseconds( char const * data )
161 {
162     int ret, nvalues, factor;
163     char mult, extra;
164     double value;
165 
166     if (data == NULL) return (-1);
167     if ( __kmp_str_match( "infinit", -1, data)) return (INT_MAX);
168     value = (double) 0.0;
169     mult = '\0';
170     nvalues = KMP_SSCANF (data, "%lf%c%c", &value, &mult, &extra);
171     if (nvalues < 1) return (-1);
172     if (nvalues == 1) mult = '\0';
173     if (nvalues == 3) return (-1);
174 
175     if (value < 0)    return (-1);
176 
177     switch (mult) {
178     case '\0':
179         /*  default is milliseconds  */
180         factor = 1;
181         break;
182     case 's': case 'S':
183         factor = 1000;
184         break;
185     case 'm': case 'M':
186         factor = 1000 * 60;
187         break;
188     case 'h': case 'H':
189         factor = 1000 * 60 * 60;
190         break;
191     case 'd': case 'D':
192         factor = 1000 * 24 * 60 * 60;
193         break;
194     default:
195         return (-1);
196     }
197 
198     if ( value >= ( (INT_MAX-1) / factor) )
199         ret = INT_MAX-1;        /* Don't allow infinite value here */
200     else
201         ret = (int) (value * (double) factor);  /* truncate to int  */
202 
203     return ret;
204 }
205 
206 
207 static int
208 __kmp_strcasecmp_with_sentinel( char const * a, char const * b, char sentinel ) {
209     if(a == NULL)
210         a = "";
211     if(b == NULL)
212         b = "";
213     while(*a && *b && *b != sentinel) {
214         char ca = *a, cb = *b;
215 
216         if(ca >= 'a' && ca <= 'z')
217             ca -= 'a' - 'A';
218         if(cb >= 'a' && cb <= 'z')
219             cb -= 'a' - 'A';
220         if(ca != cb)
221             return (int)(unsigned char)*a - (int)(unsigned char)*b;
222         ++a;
223         ++b;
224     }
225     return *a ?
226         (*b && *b != sentinel) ? (int)(unsigned char)*a - (int)(unsigned char)*b : 1 :
227         (*b && *b != sentinel) ? -1 : 0;
228 }
229 
230 
231 // =================================================================================================
232 // Table structures and helper functions.
233 // =================================================================================================
234 
235 typedef struct __kmp_setting        kmp_setting_t;
236 typedef struct __kmp_stg_ss_data    kmp_stg_ss_data_t;
237 typedef struct __kmp_stg_wp_data    kmp_stg_wp_data_t;
238 typedef struct __kmp_stg_fr_data    kmp_stg_fr_data_t;
239 
240 typedef void ( * kmp_stg_parse_func_t )( char const * name, char const * value, void * data );
241 typedef void ( * kmp_stg_print_func_t )( kmp_str_buf_t * buffer, char const * name, void * data );
242 
243 struct __kmp_setting {
244     char const *         name;        // Name of setting (environment variable).
245     kmp_stg_parse_func_t parse;       // Parser function.
246     kmp_stg_print_func_t print;       // Print function.
247     void *               data;        // Data passed to parser and printer.
248     int                  set;         // Variable set during this "session"
249                                       //     (__kmp_env_initialize() or kmp_set_defaults() call).
250     int                  defined;     // Variable set in any "session".
251 }; // struct __kmp_setting
252 
253 struct __kmp_stg_ss_data {
254     size_t             factor;  // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
255     kmp_setting_t * *  rivals;  // Array of pointers to rivals (including itself).
256 }; // struct __kmp_stg_ss_data
257 
258 struct __kmp_stg_wp_data {
259     int                omp;     // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
260     kmp_setting_t * *  rivals;  // Array of pointers to rivals (including itself).
261 }; // struct __kmp_stg_wp_data
262 
263 struct __kmp_stg_fr_data {
264     int                force;  // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
265     kmp_setting_t * *  rivals;  // Array of pointers to rivals (including itself).
266 }; // struct __kmp_stg_fr_data
267 
268 static int
269 __kmp_stg_check_rivals(          // 0 -- Ok, 1 -- errors found.
270     char const *       name,     // Name of variable.
271     char const *       value,    // Value of the variable.
272     kmp_setting_t * *  rivals    // List of rival settings (the list must include current one).
273 );
274 
275 
276 // -------------------------------------------------------------------------------------------------
277 // Helper parse functions.
278 // -------------------------------------------------------------------------------------------------
279 
280 static void
281 __kmp_stg_parse_bool(
282     char const * name,
283     char const * value,
284     int *        out
285 ) {
286     if ( __kmp_str_match_true( value ) ) {
287         * out = TRUE;
288     } else if (__kmp_str_match_false( value ) ) {
289         * out = FALSE;
290     } else {
291         __kmp_msg(
292             kmp_ms_warning,
293             KMP_MSG( BadBoolValue, name, value ),
294             KMP_HNT( ValidBoolValues ),
295             __kmp_msg_null
296         );
297     }; // if
298 } // __kmp_stg_parse_bool
299 
300 static void
301 __kmp_stg_parse_size(
302     char const * name,
303     char const * value,
304     size_t       size_min,
305     size_t       size_max,
306     int *        is_specified,
307     size_t *     out,
308     size_t       factor
309 ) {
310     char const * msg = NULL;
311     #if KMP_OS_DARWIN
312         size_min = __kmp_round4k( size_min );
313         size_max = __kmp_round4k( size_max );
314     #endif // KMP_OS_DARWIN
315     if ( value ) {
316         if ( is_specified != NULL ) {
317             * is_specified = 1;
318         }; // if
319         __kmp_str_to_size( value, out, factor, & msg );
320         if ( msg == NULL ) {
321             if ( * out > size_max ) {
322                 * out = size_max;
323                 msg = KMP_I18N_STR( ValueTooLarge );
324             } else if ( * out < size_min ) {
325                 * out = size_min;
326                 msg = KMP_I18N_STR( ValueTooSmall );
327             } else {
328                 #if KMP_OS_DARWIN
329                     size_t round4k = __kmp_round4k( * out );
330                     if ( * out != round4k ) {
331                         * out = round4k;
332                         msg = KMP_I18N_STR( NotMultiple4K );
333                     }; // if
334                 #endif
335             }; // if
336         } else {
337             // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to size_max silently.
338             if ( * out < size_min ) {
339                 * out = size_max;
340             }
341             else if ( * out >  size_max ) {
342                 * out = size_max;
343             }; // if
344         }; // if
345         if ( msg != NULL ) {
346             // Message is not empty. Print warning.
347             kmp_str_buf_t buf;
348             __kmp_str_buf_init( & buf );
349             __kmp_str_buf_print_size( & buf, * out );
350             KMP_WARNING( ParseSizeIntWarn, name, value, msg );
351             KMP_INFORM( Using_str_Value, name, buf.str );
352             __kmp_str_buf_free( & buf );
353         }; // if
354     }; // if
355 } // __kmp_stg_parse_size
356 
357 #if KMP_AFFINITY_SUPPORTED
358 static void
359 __kmp_stg_parse_str(
360     char const *      name,
361     char const *      value,
362     char const * *    out
363 ) {
364     __kmp_str_free(out);
365     * out = __kmp_str_format( "%s", value );
366 } // __kmp_stg_parse_str
367 #endif
368 
369 static void
370 __kmp_stg_parse_int(
371     char const * name,   // I: Name of environment variable (used in warning messages).
372     char const * value,  // I: Value of environment variable to parse.
373     int          min,    // I: Miminal allowed value.
374     int          max,    // I: Maximum allowed value.
375     int *        out     // O: Output (parsed) value.
376 ) {
377     char const * msg  = NULL;
378     kmp_uint64   uint = * out;
379     __kmp_str_to_uint( value, & uint, & msg );
380     if ( msg == NULL ) {
381         if ( uint < (unsigned int)min ) {
382             msg = KMP_I18N_STR( ValueTooSmall );
383             uint = min;
384         } else if ( uint > (unsigned int)max ) {
385             msg = KMP_I18N_STR( ValueTooLarge );
386             uint = max;
387         }; // if
388     } else {
389         // If overflow occurred msg contains error message and uint is very big. Cut tmp it
390         // to INT_MAX.
391         if ( uint < (unsigned int)min ) {
392             uint = min;
393         }
394         else if ( uint > (unsigned int)max ) {
395             uint = max;
396         }; // if
397     }; // if
398     if ( msg != NULL ) {
399         // Message is not empty. Print warning.
400         kmp_str_buf_t buf;
401         KMP_WARNING( ParseSizeIntWarn, name, value, msg );
402         __kmp_str_buf_init( & buf );
403         __kmp_str_buf_print( &buf, "%" KMP_UINT64_SPEC "", uint );
404         KMP_INFORM( Using_uint64_Value, name, buf.str );
405         __kmp_str_buf_free( &buf );
406     }; // if
407     * out = uint;
408 } // __kmp_stg_parse_int
409 
410 
411 #if KMP_DEBUG_ADAPTIVE_LOCKS
412 static void
413 __kmp_stg_parse_file(
414     char const * name,
415     char const * value,
416     char *       suffix,
417     char * *     out
418 ) {
419     char buffer[256];
420     char *t;
421     int hasSuffix;
422     __kmp_str_free(out);
423     t = (char *) strrchr(value, '.');
424     hasSuffix = t && __kmp_str_eqf( t, suffix );
425     t = __kmp_str_format( "%s%s", value, hasSuffix ? "" : suffix );
426     __kmp_expand_file_name( buffer, sizeof(buffer), t);
427     __kmp_str_free(&t);
428     * out = __kmp_str_format( "%s", buffer );
429 } // __kmp_stg_parse_file
430 #endif
431 
432 #ifdef KMP_DEBUG
433 static char * par_range_to_print = NULL;
434 
435 static void
436 __kmp_stg_parse_par_range(
437     char const * name,
438     char const * value,
439     int *        out_range,
440     char *       out_routine,
441     char *       out_file,
442     int *        out_lb,
443     int *        out_ub
444 ) {
445     size_t len = KMP_STRLEN( value + 1 );
446     par_range_to_print = (char *) KMP_INTERNAL_MALLOC( len +1 );
447     KMP_STRNCPY_S( par_range_to_print, len + 1, value, len + 1);
448     __kmp_par_range = +1;
449     __kmp_par_range_lb = 0;
450     __kmp_par_range_ub = INT_MAX;
451     for (;;) {
452         unsigned int len;
453         if (( value == NULL ) || ( *value == '\0' )) {
454             break;
455         }
456         if ( ! __kmp_strcasecmp_with_sentinel( "routine", value, '=' )) {
457             value = strchr( value, '=' ) + 1;
458             len = __kmp_readstr_with_sentinel( out_routine,
459               value, KMP_PAR_RANGE_ROUTINE_LEN - 1, ',' );
460             if ( len == 0 ) {
461                 goto par_range_error;
462             }
463             value = strchr( value, ',' );
464             if ( value != NULL ) {
465                 value++;
466             }
467             continue;
468         }
469         if ( ! __kmp_strcasecmp_with_sentinel( "filename", value, '=' )) {
470             value = strchr( value, '=' ) + 1;
471             len = __kmp_readstr_with_sentinel( out_file,
472               value, KMP_PAR_RANGE_FILENAME_LEN - 1, ',' );
473             if ( len == 0) {
474                 goto par_range_error;
475             }
476             value = strchr( value, ',' );
477             if ( value != NULL ) {
478                 value++;
479             }
480             continue;
481         }
482         if (( ! __kmp_strcasecmp_with_sentinel( "range", value, '=' ))
483           || ( ! __kmp_strcasecmp_with_sentinel( "incl_range", value, '=' ))) {
484             value = strchr( value, '=' ) + 1;
485             if ( KMP_SSCANF( value, "%d:%d", out_lb, out_ub ) != 2 ) {
486                 goto par_range_error;
487             }
488             *out_range = +1;
489             value = strchr( value, ',' );
490             if ( value != NULL ) {
491                 value++;
492             }
493             continue;
494         }
495         if ( ! __kmp_strcasecmp_with_sentinel( "excl_range", value, '=' )) {
496             value = strchr( value, '=' ) + 1;
497             if ( KMP_SSCANF( value, "%d:%d", out_lb, out_ub) != 2 ) {
498                 goto par_range_error;
499             }
500             *out_range = -1;
501             value = strchr( value, ',' );
502             if ( value != NULL ) {
503                 value++;
504             }
505             continue;
506         }
507         par_range_error:
508         KMP_WARNING( ParRangeSyntax, name );
509         __kmp_par_range = 0;
510         break;
511     }
512 } // __kmp_stg_parse_par_range
513 #endif
514 
515 int
516 __kmp_initial_threads_capacity( int req_nproc )
517 {
518     int nth = 32;
519 
520     /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), __kmp_max_nth) */
521     if (nth < (4 * req_nproc))
522         nth = (4 * req_nproc);
523     if (nth < (4 * __kmp_xproc))
524         nth = (4 * __kmp_xproc);
525 
526     if (nth > __kmp_max_nth)
527         nth = __kmp_max_nth;
528 
529     return nth;
530 }
531 
532 
533 int
534 __kmp_default_tp_capacity( int req_nproc, int max_nth, int all_threads_specified) {
535     int nth = 128;
536 
537     if(all_threads_specified)
538         return max_nth;
539     /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), __kmp_max_nth ) */
540     if (nth < (4 * req_nproc))
541         nth = (4 * req_nproc);
542     if (nth < (4 * __kmp_xproc))
543         nth = (4 * __kmp_xproc);
544 
545     if (nth > __kmp_max_nth)
546         nth = __kmp_max_nth;
547 
548     return nth;
549 }
550 
551 
552 // -------------------------------------------------------------------------------------------------
553 // Helper print functions.
554 // -------------------------------------------------------------------------------------------------
555 
556 static void
557 __kmp_stg_print_bool( kmp_str_buf_t * buffer, char const * name, int value ) {
558     if( __kmp_env_format ) {
559         KMP_STR_BUF_PRINT_BOOL;
560     } else {
561         __kmp_str_buf_print( buffer, "   %s=%s\n", name, value ? "true" : "false" );
562     }
563 } // __kmp_stg_print_bool
564 
565 static void
566 __kmp_stg_print_int( kmp_str_buf_t * buffer, char const * name, int value ) {
567     if( __kmp_env_format ) {
568         KMP_STR_BUF_PRINT_INT;
569     } else {
570         __kmp_str_buf_print( buffer, "   %s=%d\n", name, value );
571     }
572 } // __kmp_stg_print_int
573 
574 static void
575 __kmp_stg_print_uint64( kmp_str_buf_t * buffer, char const * name, kmp_uint64 value ) {
576     if( __kmp_env_format ) {
577         KMP_STR_BUF_PRINT_UINT64;
578     } else {
579         __kmp_str_buf_print( buffer, "   %s=%" KMP_UINT64_SPEC "\n", name, value );
580     }
581 } // __kmp_stg_print_uint64
582 
583 static void
584 __kmp_stg_print_str( kmp_str_buf_t * buffer, char const * name, char const * value ) {
585     if( __kmp_env_format ) {
586         KMP_STR_BUF_PRINT_STR;
587     } else {
588         __kmp_str_buf_print( buffer, "   %s=%s\n", name, value );
589     }
590 } // __kmp_stg_print_str
591 
592 static void
593 __kmp_stg_print_size( kmp_str_buf_t * buffer, char const * name, size_t value ) {
594     if( __kmp_env_format ) {
595         KMP_STR_BUF_PRINT_NAME_EX(name);
596         __kmp_str_buf_print_size( buffer, value );
597         __kmp_str_buf_print( buffer, "'\n" );
598     } else {
599         __kmp_str_buf_print( buffer, "   %s=", name );
600         __kmp_str_buf_print_size( buffer, value );
601         __kmp_str_buf_print( buffer, "\n" );
602         return;
603     }
604 } // __kmp_stg_print_size
605 
606 
607 // =================================================================================================
608 // Parse and print functions.
609 // =================================================================================================
610 
611 // -------------------------------------------------------------------------------------------------
612 // KMP_ALL_THREADS, KMP_MAX_THREADS, OMP_THREAD_LIMIT
613 // -------------------------------------------------------------------------------------------------
614 
615 static void
616 __kmp_stg_parse_all_threads( char const * name, char const * value, void * data ) {
617 
618     kmp_setting_t * * rivals = (kmp_setting_t * *) data;
619     int               rc;
620     rc = __kmp_stg_check_rivals( name, value, rivals );
621     if ( rc ) {
622         return;
623     }; // if
624     if ( ! __kmp_strcasecmp_with_sentinel( "all", value, 0 ) ) {
625         __kmp_max_nth = __kmp_xproc;
626         __kmp_allThreadsSpecified = 1;
627     } else {
628         __kmp_stg_parse_int( name, value, 1, __kmp_sys_max_nth, & __kmp_max_nth );
629         __kmp_allThreadsSpecified = 0;
630     }
631     K_DIAG( 1, ( "__kmp_max_nth == %d\n", __kmp_max_nth ) );
632 
633 } // __kmp_stg_parse_all_threads
634 
635 static void
636 __kmp_stg_print_all_threads( kmp_str_buf_t * buffer, char const * name, void * data ) {
637     __kmp_stg_print_int( buffer, name, __kmp_max_nth );
638 } // __kmp_stg_print_all_threads
639 
640 // -------------------------------------------------------------------------------------------------
641 // KMP_BLOCKTIME
642 // -------------------------------------------------------------------------------------------------
643 
644 static void
645 __kmp_stg_parse_blocktime( char const * name, char const * value, void * data ) {
646     __kmp_dflt_blocktime = __kmp_convert_to_milliseconds( value );
647     if ( __kmp_dflt_blocktime < 0 ) {
648         __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
649         __kmp_msg( kmp_ms_warning, KMP_MSG( InvalidValue, name, value ), __kmp_msg_null );
650         KMP_INFORM( Using_int_Value, name, __kmp_dflt_blocktime );
651         __kmp_env_blocktime = FALSE;  // Revert to default as if var not set.
652     } else {
653         if ( __kmp_dflt_blocktime < KMP_MIN_BLOCKTIME ) {
654             __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
655             __kmp_msg( kmp_ms_warning, KMP_MSG( SmallValue, name, value ), __kmp_msg_null );
656             KMP_INFORM( MinValueUsing, name, __kmp_dflt_blocktime );
657         } else if ( __kmp_dflt_blocktime > KMP_MAX_BLOCKTIME ) {
658             __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
659             __kmp_msg( kmp_ms_warning, KMP_MSG( LargeValue, name, value ), __kmp_msg_null );
660             KMP_INFORM( MaxValueUsing, name, __kmp_dflt_blocktime );
661         }; // if
662         __kmp_env_blocktime = TRUE;    // KMP_BLOCKTIME was specified.
663     }; // if
664 #if KMP_USE_MONITOR
665     // calculate number of monitor thread wakeup intervals corresponding to blocktime.
666     __kmp_monitor_wakeups = KMP_WAKEUPS_FROM_BLOCKTIME( __kmp_dflt_blocktime, __kmp_monitor_wakeups );
667     __kmp_bt_intervals = KMP_INTERVALS_FROM_BLOCKTIME( __kmp_dflt_blocktime, __kmp_monitor_wakeups );
668 #endif
669     K_DIAG( 1, ( "__kmp_env_blocktime == %d\n", __kmp_env_blocktime ) );
670     if ( __kmp_env_blocktime ) {
671         K_DIAG( 1, ( "__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime ) );
672     }
673 } // __kmp_stg_parse_blocktime
674 
675 static void
676 __kmp_stg_print_blocktime( kmp_str_buf_t * buffer, char const * name, void * data ) {
677     __kmp_stg_print_int( buffer, name, __kmp_dflt_blocktime );
678 } // __kmp_stg_print_blocktime
679 
680 // -------------------------------------------------------------------------------------------------
681 // KMP_DUPLICATE_LIB_OK
682 // -------------------------------------------------------------------------------------------------
683 
684 static void
685 __kmp_stg_parse_duplicate_lib_ok( char const * name, char const * value, void * data ) {
686     /* actually this variable is not supported,
687        put here for compatibility with earlier builds and for static/dynamic combination */
688     __kmp_stg_parse_bool( name, value, & __kmp_duplicate_library_ok );
689 } // __kmp_stg_parse_duplicate_lib_ok
690 
691 static void
692 __kmp_stg_print_duplicate_lib_ok( kmp_str_buf_t * buffer, char const * name, void * data ) {
693     __kmp_stg_print_bool( buffer, name, __kmp_duplicate_library_ok );
694 } // __kmp_stg_print_duplicate_lib_ok
695 
696 // -------------------------------------------------------------------------------------------------
697 // KMP_INHERIT_FP_CONTROL
698 // -------------------------------------------------------------------------------------------------
699 
700 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
701 
702 static void
703 __kmp_stg_parse_inherit_fp_control( char const * name, char const * value, void * data ) {
704     __kmp_stg_parse_bool( name, value, & __kmp_inherit_fp_control );
705 } // __kmp_stg_parse_inherit_fp_control
706 
707 static void
708 __kmp_stg_print_inherit_fp_control( kmp_str_buf_t * buffer, char const * name, void * data ) {
709 #if KMP_DEBUG
710     __kmp_stg_print_bool( buffer, name, __kmp_inherit_fp_control );
711 #endif /* KMP_DEBUG */
712 } // __kmp_stg_print_inherit_fp_control
713 
714 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
715 
716 // -------------------------------------------------------------------------------------------------
717 // KMP_LIBRARY, OMP_WAIT_POLICY
718 // -------------------------------------------------------------------------------------------------
719 
720 static char const *blocktime_str = NULL;
721 
722 static void
723 __kmp_stg_parse_wait_policy( char const * name, char const * value, void * data ) {
724 
725     kmp_stg_wp_data_t * wait = (kmp_stg_wp_data_t *) data;
726     int                 rc;
727 
728     rc = __kmp_stg_check_rivals( name, value, wait->rivals );
729     if ( rc ) {
730         return;
731     }; // if
732 
733     if ( wait->omp ) {
734         if ( __kmp_str_match( "ACTIVE", 1, value ) ) {
735             __kmp_library = library_turnaround;
736             if ( blocktime_str == NULL ) {
737                 // KMP_BLOCKTIME not specified, so set default to "infinite".
738                 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
739             }
740         } else if ( __kmp_str_match( "PASSIVE", 1, value ) ) {
741             __kmp_library = library_throughput;
742             if ( blocktime_str == NULL ) {
743                 // KMP_BLOCKTIME not specified, so set default to 0.
744                 __kmp_dflt_blocktime = 0;
745             }
746         } else {
747             KMP_WARNING( StgInvalidValue, name, value );
748         }; // if
749     } else {
750         if ( __kmp_str_match( "serial", 1, value ) ) {             /* S */
751            __kmp_library = library_serial;
752         } else if ( __kmp_str_match( "throughput", 2, value ) ) {  /* TH */
753            __kmp_library = library_throughput;
754         } else if ( __kmp_str_match( "turnaround", 2, value ) ) {  /* TU */
755            __kmp_library = library_turnaround;
756         } else if ( __kmp_str_match( "dedicated", 1, value ) ) {   /* D */
757            __kmp_library = library_turnaround;
758         } else if ( __kmp_str_match( "multiuser", 1, value ) ) {   /* M */
759            __kmp_library = library_throughput;
760         } else {
761             KMP_WARNING( StgInvalidValue, name, value );
762         }; // if
763     }; // if
764     __kmp_aux_set_library( __kmp_library );
765 
766 } // __kmp_stg_parse_wait_policy
767 
768 static void
769 __kmp_stg_print_wait_policy( kmp_str_buf_t * buffer, char const * name, void * data ) {
770 
771     kmp_stg_wp_data_t * wait = (kmp_stg_wp_data_t *) data;
772     char const *        value = NULL;
773 
774     if ( wait->omp ) {
775         switch ( __kmp_library ) {
776             case library_turnaround : {
777                 value = "ACTIVE";
778             } break;
779             case library_throughput : {
780                 value = "PASSIVE";
781             } break;
782         }; // switch
783     } else {
784         switch ( __kmp_library ) {
785             case library_serial : {
786                 value = "serial";
787             } break;
788             case library_turnaround : {
789                 value = "turnaround";
790             } break;
791             case library_throughput : {
792                 value = "throughput";
793             } break;
794         }; // switch
795     }; // if
796     if ( value != NULL ) {
797         __kmp_stg_print_str( buffer, name, value );
798     }; // if
799 
800 } // __kmp_stg_print_wait_policy
801 
802 #if KMP_USE_MONITOR
803 // -------------------------------------------------------------------------------------------------
804 // KMP_MONITOR_STACKSIZE
805 // -------------------------------------------------------------------------------------------------
806 
807 static void
808 __kmp_stg_parse_monitor_stacksize( char const * name, char const * value, void * data ) {
809     __kmp_stg_parse_size(
810         name,
811         value,
812         __kmp_sys_min_stksize,
813         KMP_MAX_STKSIZE,
814         NULL,
815         & __kmp_monitor_stksize,
816         1
817     );
818 } // __kmp_stg_parse_monitor_stacksize
819 
820 static void
821 __kmp_stg_print_monitor_stacksize( kmp_str_buf_t * buffer, char const * name, void * data ) {
822     if( __kmp_env_format ) {
823         if (  __kmp_monitor_stksize > 0 )
824             KMP_STR_BUF_PRINT_NAME_EX(name);
825         else
826             KMP_STR_BUF_PRINT_NAME;
827     } else {
828         __kmp_str_buf_print( buffer, "   %s", name );
829     }
830     if (  __kmp_monitor_stksize > 0 ) {
831         __kmp_str_buf_print_size( buffer, __kmp_monitor_stksize );
832     } else {
833         __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
834     }
835     if( __kmp_env_format && __kmp_monitor_stksize ) {
836             __kmp_str_buf_print( buffer, "'\n");
837     }
838 
839 } // __kmp_stg_print_monitor_stacksize
840 #endif // KMP_USE_MONITOR
841 
842 // -------------------------------------------------------------------------------------------------
843 // KMP_SETTINGS
844 // -------------------------------------------------------------------------------------------------
845 
846 static void
847 __kmp_stg_parse_settings( char const * name, char const * value, void * data ) {
848     __kmp_stg_parse_bool( name, value, & __kmp_settings );
849 } // __kmp_stg_parse_settings
850 
851 static void
852 __kmp_stg_print_settings( kmp_str_buf_t * buffer, char const * name, void * data ) {
853     __kmp_stg_print_bool( buffer, name, __kmp_settings );
854 } // __kmp_stg_print_settings
855 
856 // -------------------------------------------------------------------------------------------------
857 // KMP_STACKPAD
858 // -------------------------------------------------------------------------------------------------
859 
860 static void
861 __kmp_stg_parse_stackpad( char const * name, char const * value, void * data ) {
862     __kmp_stg_parse_int(
863         name,                             // Env var name
864         value,                            // Env var value
865         KMP_MIN_STKPADDING,               // Min value
866         KMP_MAX_STKPADDING,               // Max value
867         & __kmp_stkpadding                // Var to initialize
868     );
869 } // __kmp_stg_parse_stackpad
870 
871 static void
872 __kmp_stg_print_stackpad( kmp_str_buf_t * buffer, char const * name, void * data ) {
873     __kmp_stg_print_int( buffer, name, __kmp_stkpadding );
874 } // __kmp_stg_print_stackpad
875 
876 // -------------------------------------------------------------------------------------------------
877 // KMP_STACKOFFSET
878 // -------------------------------------------------------------------------------------------------
879 
880 static void
881 __kmp_stg_parse_stackoffset( char const * name, char const * value, void * data ) {
882     __kmp_stg_parse_size(
883         name,                             // Env var name
884         value,                            // Env var value
885         KMP_MIN_STKOFFSET,                // Min value
886         KMP_MAX_STKOFFSET,                // Max value
887         NULL,                             //
888         & __kmp_stkoffset,                // Var to initialize
889         1
890     );
891 } // __kmp_stg_parse_stackoffset
892 
893 static void
894 __kmp_stg_print_stackoffset( kmp_str_buf_t * buffer, char const * name, void * data ) {
895     __kmp_stg_print_size( buffer, name, __kmp_stkoffset );
896 } // __kmp_stg_print_stackoffset
897 
898 // -------------------------------------------------------------------------------------------------
899 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
900 // -------------------------------------------------------------------------------------------------
901 
902 static void
903 __kmp_stg_parse_stacksize( char const * name, char const * value, void * data ) {
904 
905     kmp_stg_ss_data_t *  stacksize = (kmp_stg_ss_data_t *) data;
906     int                  rc;
907 
908     rc = __kmp_stg_check_rivals( name, value, stacksize->rivals );
909     if ( rc ) {
910         return;
911     }; // if
912     __kmp_stg_parse_size(
913         name,                     // Env var name
914         value,                    // Env var value
915         __kmp_sys_min_stksize,    // Min value
916         KMP_MAX_STKSIZE,          // Max value
917         & __kmp_env_stksize,      //
918         & __kmp_stksize,          // Var to initialize
919         stacksize->factor
920     );
921 
922 } // __kmp_stg_parse_stacksize
923 
924 // This function is called for printing both KMP_STACKSIZE (factor is 1) and OMP_STACKSIZE (factor is 1024).
925 // Currently it is not possible to print OMP_STACKSIZE value in bytes. We can consider adding this
926 // possibility by a customer request in future.
927 static void
928 __kmp_stg_print_stacksize( kmp_str_buf_t * buffer, char const * name, void * data ) {
929     kmp_stg_ss_data_t *  stacksize = (kmp_stg_ss_data_t *) data;
930     if( __kmp_env_format ) {
931         KMP_STR_BUF_PRINT_NAME_EX(name);
932         __kmp_str_buf_print_size( buffer, (__kmp_stksize % 1024) ? __kmp_stksize / stacksize->factor : __kmp_stksize );
933         __kmp_str_buf_print( buffer, "'\n" );
934     } else {
935         __kmp_str_buf_print( buffer, "   %s=", name );
936         __kmp_str_buf_print_size( buffer, (__kmp_stksize % 1024) ? __kmp_stksize / stacksize->factor : __kmp_stksize );
937         __kmp_str_buf_print( buffer, "\n" );
938     }
939 } // __kmp_stg_print_stacksize
940 
941 // -------------------------------------------------------------------------------------------------
942 // KMP_VERSION
943 // -------------------------------------------------------------------------------------------------
944 
945 static void
946 __kmp_stg_parse_version( char const * name, char const * value, void * data ) {
947     __kmp_stg_parse_bool( name, value, & __kmp_version );
948 } // __kmp_stg_parse_version
949 
950 static void
951 __kmp_stg_print_version( kmp_str_buf_t * buffer, char const * name, void * data ) {
952     __kmp_stg_print_bool( buffer, name, __kmp_version );
953 } // __kmp_stg_print_version
954 
955 // -------------------------------------------------------------------------------------------------
956 // KMP_WARNINGS
957 // -------------------------------------------------------------------------------------------------
958 
959 static void
960 __kmp_stg_parse_warnings( char const * name, char const * value, void * data ) {
961     __kmp_stg_parse_bool( name, value, & __kmp_generate_warnings );
962     if (__kmp_generate_warnings != kmp_warnings_off) {   // AC: we have only 0/1 values documented,
963         __kmp_generate_warnings = kmp_warnings_explicit; //     so reset it to explicit in order to
964     }                                                    //     distinguish from default setting
965 } // __kmp_env_parse_warnings
966 
967 static void
968 __kmp_stg_print_warnings( kmp_str_buf_t * buffer, char const * name, void * data ) {
969     __kmp_stg_print_bool( buffer, name, __kmp_generate_warnings ); // AC: TODO: change to print_int?
970 } // __kmp_env_print_warnings                                      //     (needs documentation change)...
971 
972 // -------------------------------------------------------------------------------------------------
973 // OMP_NESTED, OMP_NUM_THREADS
974 // -------------------------------------------------------------------------------------------------
975 
976 static void
977 __kmp_stg_parse_nested( char const * name, char const * value, void * data ) {
978     __kmp_stg_parse_bool( name, value, & __kmp_dflt_nested );
979 } // __kmp_stg_parse_nested
980 
981 static void
982 __kmp_stg_print_nested( kmp_str_buf_t * buffer, char const * name, void * data ) {
983     __kmp_stg_print_bool( buffer, name, __kmp_dflt_nested );
984 } // __kmp_stg_print_nested
985 
986 static void
987 __kmp_parse_nested_num_threads( const char *var, const char *env, kmp_nested_nthreads_t *nth_array )
988 {
989     const char *next = env;
990     const char *scan = next;
991 
992     int total = 0;          // Count elements that were set. It'll be used as an array size
993     int prev_comma = FALSE; // For correct processing sequential commas
994 
995     // Count the number of values in the env. var string
996     for ( ; ; ) {
997         SKIP_WS( next );
998 
999         if ( *next == '\0' ) {
1000             break;
1001         }
1002         // Next character is not an integer or not a comma => end of list
1003         if ( ( ( *next < '0' ) || ( *next > '9' ) ) && ( *next !=',') ) {
1004             KMP_WARNING( NthSyntaxError, var, env );
1005             return;
1006         }
1007         // The next character is ','
1008         if ( *next == ',' ) {
1009             // ',' is the fisrt character
1010             if ( total == 0 || prev_comma ) {
1011                 total++;
1012             }
1013             prev_comma = TRUE;
1014             next++; //skip ','
1015             SKIP_WS( next );
1016         }
1017         // Next character is a digit
1018         if ( *next >= '0' && *next <= '9' ) {
1019             prev_comma = FALSE;
1020             SKIP_DIGITS( next );
1021             total++;
1022             const char *tmp = next;
1023             SKIP_WS( tmp );
1024             if ( ( *next == ' ' || *next == '\t' ) && ( *tmp >= '0' && *tmp <= '9' ) ) {
1025                 KMP_WARNING( NthSpacesNotAllowed, var, env );
1026                 return;
1027             }
1028         }
1029     }
1030     KMP_DEBUG_ASSERT( total > 0 );
1031     if( total <= 0 ) {
1032         KMP_WARNING( NthSyntaxError, var, env );
1033         return;
1034     }
1035 
1036     // Check if the nested nthreads array exists
1037     if ( ! nth_array->nth ) {
1038         // Allocate an array of double size
1039         nth_array->nth = ( int * )KMP_INTERNAL_MALLOC( sizeof( int ) * total * 2 );
1040         if ( nth_array->nth == NULL ) {
1041             KMP_FATAL( MemoryAllocFailed );
1042         }
1043         nth_array->size = total * 2;
1044     } else {
1045         if ( nth_array->size < total ) {
1046             // Increase the array size
1047             do {
1048                 nth_array->size *= 2;
1049             } while ( nth_array->size < total );
1050 
1051             nth_array->nth = (int *) KMP_INTERNAL_REALLOC(
1052                 nth_array->nth, sizeof( int ) * nth_array->size );
1053             if ( nth_array->nth == NULL ) {
1054 		KMP_FATAL( MemoryAllocFailed );
1055             }
1056         }
1057     }
1058     nth_array->used = total;
1059     int i = 0;
1060 
1061     prev_comma = FALSE;
1062     total = 0;
1063     // Save values in the array
1064     for ( ; ; ) {
1065         SKIP_WS( scan );
1066         if ( *scan == '\0' ) {
1067             break;
1068         }
1069         // The next character is ','
1070         if ( *scan == ',' ) {
1071             // ',' in the beginning of the list
1072             if ( total == 0 ) {
1073                 // The value is supposed to be equal to __kmp_avail_proc but it is unknown at the moment.
1074                 // So let's put a placeholder (#threads = 0) to correct it later.
1075                 nth_array->nth[i++] = 0;
1076                 total++;
1077             }else if ( prev_comma ) {
1078                 // Num threads is inherited from the previous level
1079                 nth_array->nth[i] = nth_array->nth[i - 1];
1080                 i++;
1081                 total++;
1082             }
1083             prev_comma = TRUE;
1084             scan++; //skip ','
1085             SKIP_WS( scan );
1086         }
1087         // Next character is a digit
1088         if ( *scan >= '0' && *scan <= '9' ) {
1089             int num;
1090             const char *buf = scan;
1091             char const * msg  = NULL;
1092             prev_comma = FALSE;
1093             SKIP_DIGITS( scan );
1094             total++;
1095 
1096             num = __kmp_str_to_int( buf, *scan );
1097             if ( num < KMP_MIN_NTH ) {
1098                 msg = KMP_I18N_STR( ValueTooSmall );
1099                 num = KMP_MIN_NTH;
1100             } else if ( num > __kmp_sys_max_nth ) {
1101                 msg = KMP_I18N_STR( ValueTooLarge );
1102                 num = __kmp_sys_max_nth;
1103             }
1104             if ( msg != NULL ) {
1105                 // Message is not empty. Print warning.
1106                 KMP_WARNING( ParseSizeIntWarn, var, env, msg );
1107                 KMP_INFORM( Using_int_Value, var, num );
1108             }
1109             nth_array->nth[i++] = num;
1110         }
1111     }
1112 }
1113 
1114 static void
1115 __kmp_stg_parse_num_threads( char const * name, char const * value, void * data ) {
1116     // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1117     if ( ! __kmp_strcasecmp_with_sentinel( "all", value, 0 ) ) {
1118         // The array of 1 element
1119         __kmp_nested_nth.nth = ( int* )KMP_INTERNAL_MALLOC( sizeof( int ) );
1120         __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1121         __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub = __kmp_xproc;
1122     } else {
1123         __kmp_parse_nested_num_threads( name, value, & __kmp_nested_nth );
1124         if ( __kmp_nested_nth.nth ) {
1125             __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1126             if ( __kmp_dflt_team_nth_ub < __kmp_dflt_team_nth ) {
1127                 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1128             }
1129         }
1130     }; // if
1131     K_DIAG( 1, ( "__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth ) );
1132 } // __kmp_stg_parse_num_threads
1133 
1134 static void
1135 __kmp_stg_print_num_threads( kmp_str_buf_t * buffer, char const * name, void * data ) {
1136     if( __kmp_env_format ) {
1137         KMP_STR_BUF_PRINT_NAME;
1138     } else {
1139         __kmp_str_buf_print( buffer, "   %s", name );
1140     }
1141     if ( __kmp_nested_nth.used ) {
1142         kmp_str_buf_t buf;
1143         __kmp_str_buf_init( &buf );
1144         for ( int i = 0; i < __kmp_nested_nth.used; i++) {
1145             __kmp_str_buf_print( &buf, "%d", __kmp_nested_nth.nth[i] );
1146             if ( i < __kmp_nested_nth.used - 1 ) {
1147                 __kmp_str_buf_print( &buf, "," );
1148             }
1149         }
1150         __kmp_str_buf_print( buffer, "='%s'\n", buf.str );
1151         __kmp_str_buf_free(&buf);
1152     } else {
1153         __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
1154     }
1155 } // __kmp_stg_print_num_threads
1156 
1157 // -------------------------------------------------------------------------------------------------
1158 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1159 // -------------------------------------------------------------------------------------------------
1160 
1161 static void
1162 __kmp_stg_parse_tasking( char const * name, char const * value, void * data ) {
1163     __kmp_stg_parse_int( name, value, 0, (int)tskm_max, (int *)&__kmp_tasking_mode );
1164 } // __kmp_stg_parse_tasking
1165 
1166 static void
1167 __kmp_stg_print_tasking( kmp_str_buf_t * buffer, char const * name, void * data ) {
1168     __kmp_stg_print_int( buffer, name, __kmp_tasking_mode );
1169 } // __kmp_stg_print_tasking
1170 
1171 static void
1172 __kmp_stg_parse_task_stealing( char const * name, char const * value, void * data ) {
1173     __kmp_stg_parse_int( name, value, 0, 1, (int *)&__kmp_task_stealing_constraint );
1174 } // __kmp_stg_parse_task_stealing
1175 
1176 static void
1177 __kmp_stg_print_task_stealing( kmp_str_buf_t * buffer, char const * name, void * data ) {
1178     __kmp_stg_print_int( buffer, name, __kmp_task_stealing_constraint );
1179 } // __kmp_stg_print_task_stealing
1180 
1181 static void
1182 __kmp_stg_parse_max_active_levels( char const * name, char const * value, void * data ) {
1183     __kmp_stg_parse_int( name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, & __kmp_dflt_max_active_levels );
1184 } // __kmp_stg_parse_max_active_levels
1185 
1186 static void
1187 __kmp_stg_print_max_active_levels( kmp_str_buf_t * buffer, char const * name, void * data ) {
1188     __kmp_stg_print_int( buffer, name, __kmp_dflt_max_active_levels );
1189 } // __kmp_stg_print_max_active_levels
1190 
1191 #if OMP_40_ENABLED
1192 // -------------------------------------------------------------------------------------------------
1193 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1194 // -------------------------------------------------------------------------------------------------
1195 static void __kmp_stg_parse_default_device(char const *name, char const *value, void *data) {
1196   __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT, &__kmp_default_device);
1197 } // __kmp_stg_parse_default_device
1198 
1199 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer, char const *name, void *data) {
1200   __kmp_stg_print_int(buffer, name, __kmp_default_device);
1201 } // __kmp_stg_print_default_device
1202 #endif
1203 
1204 #if OMP_45_ENABLED
1205 // -------------------------------------------------------------------------------------------------
1206 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1207 // -------------------------------------------------------------------------------------------------
1208 static void
1209 __kmp_stg_parse_max_task_priority(char const *name, char const *value, void *data) {
1210     __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT, &__kmp_max_task_priority);
1211 } // __kmp_stg_parse_max_task_priority
1212 
1213 static void
1214 __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer, char const *name, void *data) {
1215     __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1216 } // __kmp_stg_print_max_task_priority
1217 #endif // OMP_45_ENABLED
1218 
1219 // -------------------------------------------------------------------------------------------------
1220 // KMP_DISP_NUM_BUFFERS
1221 // -------------------------------------------------------------------------------------------------
1222 static void
1223 __kmp_stg_parse_disp_buffers( char const * name, char const * value, void * data ) {
1224     if ( TCR_4(__kmp_init_serial) ) {
1225         KMP_WARNING( EnvSerialWarn, name );
1226         return;
1227     }   // read value before serial initialization only
1228     __kmp_stg_parse_int( name, value, 1, KMP_MAX_NTH, & __kmp_dispatch_num_buffers );
1229 } // __kmp_stg_parse_disp_buffers
1230 
1231 static void
1232 __kmp_stg_print_disp_buffers( kmp_str_buf_t * buffer, char const * name, void * data ) {
1233     __kmp_stg_print_int( buffer, name, __kmp_dispatch_num_buffers );
1234 } // __kmp_stg_print_disp_buffers
1235 
1236 #if KMP_NESTED_HOT_TEAMS
1237 // -------------------------------------------------------------------------------------------------
1238 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1239 // -------------------------------------------------------------------------------------------------
1240 
1241 static void
1242 __kmp_stg_parse_hot_teams_level( char const * name, char const * value, void * data ) {
1243     if ( TCR_4(__kmp_init_parallel) ) {
1244         KMP_WARNING( EnvParallelWarn, name );
1245         return;
1246     }   // read value before first parallel only
1247     __kmp_stg_parse_int( name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, & __kmp_hot_teams_max_level );
1248 } // __kmp_stg_parse_hot_teams_level
1249 
1250 static void
1251 __kmp_stg_print_hot_teams_level( kmp_str_buf_t * buffer, char const * name, void * data ) {
1252     __kmp_stg_print_int( buffer, name, __kmp_hot_teams_max_level );
1253 } // __kmp_stg_print_hot_teams_level
1254 
1255 static void
1256 __kmp_stg_parse_hot_teams_mode( char const * name, char const * value, void * data ) {
1257     if ( TCR_4(__kmp_init_parallel) ) {
1258         KMP_WARNING( EnvParallelWarn, name );
1259         return;
1260     }   // read value before first parallel only
1261     __kmp_stg_parse_int( name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, & __kmp_hot_teams_mode );
1262 } // __kmp_stg_parse_hot_teams_mode
1263 
1264 static void
1265 __kmp_stg_print_hot_teams_mode( kmp_str_buf_t * buffer, char const * name, void * data ) {
1266     __kmp_stg_print_int( buffer, name, __kmp_hot_teams_mode );
1267 } // __kmp_stg_print_hot_teams_mode
1268 
1269 #endif // KMP_NESTED_HOT_TEAMS
1270 
1271 // -------------------------------------------------------------------------------------------------
1272 // KMP_HANDLE_SIGNALS
1273 // -------------------------------------------------------------------------------------------------
1274 
1275 #if KMP_HANDLE_SIGNALS
1276 
1277 static void
1278 __kmp_stg_parse_handle_signals( char const * name, char const * value, void * data ) {
1279 	__kmp_stg_parse_bool( name, value, & __kmp_handle_signals );
1280 } // __kmp_stg_parse_handle_signals
1281 
1282 static void
1283 __kmp_stg_print_handle_signals( kmp_str_buf_t * buffer, char const * name, void * data ) {
1284     __kmp_stg_print_bool( buffer, name, __kmp_handle_signals );
1285 } // __kmp_stg_print_handle_signals
1286 
1287 #endif // KMP_HANDLE_SIGNALS
1288 
1289 // -------------------------------------------------------------------------------------------------
1290 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1291 // -------------------------------------------------------------------------------------------------
1292 
1293 #ifdef KMP_DEBUG
1294 
1295 #define KMP_STG_X_DEBUG( x )                                                                            \
1296     static void __kmp_stg_parse_##x##_debug( char const * name, char const * value, void * data ) {     \
1297 	__kmp_stg_parse_int( name, value, 0, INT_MAX, & kmp_##x##_debug );                              \
1298     } /* __kmp_stg_parse_x_debug */                                                                     \
1299     static void __kmp_stg_print_##x##_debug( kmp_str_buf_t * buffer, char const * name, void * data ) { \
1300 	__kmp_stg_print_int( buffer, name, kmp_##x##_debug );                                           \
1301     } /* __kmp_stg_print_x_debug */
1302 
1303 KMP_STG_X_DEBUG( a )
1304 KMP_STG_X_DEBUG( b )
1305 KMP_STG_X_DEBUG( c )
1306 KMP_STG_X_DEBUG( d )
1307 KMP_STG_X_DEBUG( e )
1308 KMP_STG_X_DEBUG( f )
1309 
1310 #undef KMP_STG_X_DEBUG
1311 
1312 static void
1313 __kmp_stg_parse_debug( char const * name, char const * value, void * data ) {
1314     int debug = 0;
1315     __kmp_stg_parse_int( name, value, 0, INT_MAX, & debug );
1316     if ( kmp_a_debug < debug ) {
1317 	kmp_a_debug = debug;
1318     }; // if
1319     if ( kmp_b_debug < debug ) {
1320 	kmp_b_debug = debug;
1321     }; // if
1322     if ( kmp_c_debug < debug ) {
1323 	kmp_c_debug = debug;
1324     }; // if
1325     if ( kmp_d_debug < debug ) {
1326 	kmp_d_debug = debug;
1327     }; // if
1328     if ( kmp_e_debug < debug ) {
1329 	kmp_e_debug = debug;
1330     }; // if
1331     if ( kmp_f_debug < debug ) {
1332 	kmp_f_debug = debug;
1333     }; // if
1334 } // __kmp_stg_parse_debug
1335 
1336 static void
1337 __kmp_stg_parse_debug_buf( char const * name, char const * value, void * data ) {
1338     __kmp_stg_parse_bool( name, value, & __kmp_debug_buf );
1339     // !!! TODO: Move buffer initialization of of this file! It may works incorrectly if
1340     // KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or KMP_DEBUG_BUF_CHARS.
1341     if ( __kmp_debug_buf ) {
1342 	int i;
1343 	int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1344 
1345 	/* allocate and initialize all entries in debug buffer to empty */
1346 	__kmp_debug_buffer = (char *) __kmp_page_allocate( elements * sizeof( char ) );
1347 	for ( i = 0; i < elements; i += __kmp_debug_buf_chars )
1348 	   __kmp_debug_buffer[i] = '\0';
1349 
1350 	__kmp_debug_count = 0;
1351     }
1352     K_DIAG( 1, ( "__kmp_debug_buf = %d\n", __kmp_debug_buf ) );
1353 } // __kmp_stg_parse_debug_buf
1354 
1355 static void
1356 __kmp_stg_print_debug_buf( kmp_str_buf_t * buffer, char const * name, void * data ) {
1357     __kmp_stg_print_bool( buffer, name, __kmp_debug_buf );
1358 } // __kmp_stg_print_debug_buf
1359 
1360 static void
1361 __kmp_stg_parse_debug_buf_atomic( char const * name, char const * value, void * data ) {
1362     __kmp_stg_parse_bool( name, value, & __kmp_debug_buf_atomic );
1363 } // __kmp_stg_parse_debug_buf_atomic
1364 
1365 static void
1366 __kmp_stg_print_debug_buf_atomic( kmp_str_buf_t * buffer, char const * name, void * data ) {
1367     __kmp_stg_print_bool( buffer, name, __kmp_debug_buf_atomic );
1368 } // __kmp_stg_print_debug_buf_atomic
1369 
1370 static void
1371 __kmp_stg_parse_debug_buf_chars( char const * name, char const * value, void * data ) {
1372     __kmp_stg_parse_int(
1373 	name,
1374 	value,
1375 	KMP_DEBUG_BUF_CHARS_MIN,
1376 	INT_MAX,
1377 	& __kmp_debug_buf_chars
1378     );
1379 } // __kmp_stg_debug_parse_buf_chars
1380 
1381 static void
1382 __kmp_stg_print_debug_buf_chars( kmp_str_buf_t * buffer, char const * name, void * data ) {
1383     __kmp_stg_print_int( buffer, name, __kmp_debug_buf_chars );
1384 } // __kmp_stg_print_debug_buf_chars
1385 
1386 static void
1387 __kmp_stg_parse_debug_buf_lines( char const * name, char const * value, void * data ) {
1388     __kmp_stg_parse_int(
1389 	name,
1390 	value,
1391 	KMP_DEBUG_BUF_LINES_MIN,
1392 	INT_MAX,
1393 	& __kmp_debug_buf_lines
1394     );
1395 } // __kmp_stg_parse_debug_buf_lines
1396 
1397 static void
1398 __kmp_stg_print_debug_buf_lines( kmp_str_buf_t * buffer, char const * name, void * data ) {
1399     __kmp_stg_print_int( buffer, name, __kmp_debug_buf_lines );
1400 } // __kmp_stg_print_debug_buf_lines
1401 
1402 static void
1403 __kmp_stg_parse_diag( char const * name, char const * value, void * data ) {
1404     __kmp_stg_parse_int( name, value, 0, INT_MAX, & kmp_diag );
1405 } // __kmp_stg_parse_diag
1406 
1407 static void
1408 __kmp_stg_print_diag( kmp_str_buf_t * buffer, char const * name, void * data ) {
1409     __kmp_stg_print_int( buffer, name, kmp_diag );
1410 } // __kmp_stg_print_diag
1411 
1412 #endif // KMP_DEBUG
1413 
1414 // -------------------------------------------------------------------------------------------------
1415 // KMP_ALIGN_ALLOC
1416 // -------------------------------------------------------------------------------------------------
1417 
1418 static void
1419 __kmp_stg_parse_align_alloc( char const * name, char const * value, void * data ) {
1420     __kmp_stg_parse_size(
1421         name,
1422         value,
1423         CACHE_LINE,
1424         INT_MAX,
1425         NULL,
1426         & __kmp_align_alloc,
1427         1
1428     );
1429 } // __kmp_stg_parse_align_alloc
1430 
1431 static void
1432 __kmp_stg_print_align_alloc( kmp_str_buf_t * buffer, char const * name, void * data ) {
1433         __kmp_stg_print_size( buffer, name, __kmp_align_alloc );
1434 } // __kmp_stg_print_align_alloc
1435 
1436 // -------------------------------------------------------------------------------------------------
1437 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1438 // -------------------------------------------------------------------------------------------------
1439 
1440 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from parse and print
1441 //       functions, pass required info through data argument.
1442 
1443 static void
1444 __kmp_stg_parse_barrier_branch_bit( char const * name, char const * value, void * data ) {
1445     const char *var;
1446 
1447     /* ---------- Barrier branch bit control ------------ */
1448     for ( int i=bs_plain_barrier; i<bs_last_barrier; i++ ) {
1449         var = __kmp_barrier_branch_bit_env_name[ i ];
1450         if ( ( strcmp( var, name) == 0 ) && ( value != 0 ) ) {
1451             char *comma;
1452 
1453             comma = (char *) strchr( value, ',' );
1454             __kmp_barrier_gather_branch_bits[ i ] = ( kmp_uint32 ) __kmp_str_to_int( value, ',' );
1455             /* is there a specified release parameter? */
1456             if ( comma == NULL ) {
1457                 __kmp_barrier_release_branch_bits[ i ] = __kmp_barrier_release_bb_dflt;
1458             } else {
1459                 __kmp_barrier_release_branch_bits[ i ] = (kmp_uint32) __kmp_str_to_int( comma + 1, 0 );
1460 
1461                 if ( __kmp_barrier_release_branch_bits[ i ] > KMP_MAX_BRANCH_BITS ) {
1462                     __kmp_msg( kmp_ms_warning, KMP_MSG( BarrReleaseValueInvalid, name, comma + 1 ), __kmp_msg_null );
1463                     __kmp_barrier_release_branch_bits[ i ] = __kmp_barrier_release_bb_dflt;
1464                 }
1465             }
1466             if ( __kmp_barrier_gather_branch_bits[ i ] > KMP_MAX_BRANCH_BITS ) {
1467                     KMP_WARNING( BarrGatherValueInvalid, name, value );
1468                     KMP_INFORM( Using_uint_Value, name, __kmp_barrier_gather_bb_dflt );
1469                 __kmp_barrier_gather_branch_bits[ i ] =  __kmp_barrier_gather_bb_dflt;
1470             }
1471         }
1472         K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[ i ], \
1473                    __kmp_barrier_gather_branch_bits [ i ], \
1474                    __kmp_barrier_release_branch_bits [ i ]))
1475     }
1476 } // __kmp_stg_parse_barrier_branch_bit
1477 
1478 static void
1479 __kmp_stg_print_barrier_branch_bit( kmp_str_buf_t * buffer, char const * name, void * data ) {
1480     const char *var;
1481     for ( int i=bs_plain_barrier; i<bs_last_barrier; i++ ) {
1482         var = __kmp_barrier_branch_bit_env_name[ i ];
1483         if ( strcmp( var, name) == 0  ) {
1484             if( __kmp_env_format ) {
1485                 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[ i ]);
1486             } else {
1487                 __kmp_str_buf_print( buffer, "   %s='", __kmp_barrier_branch_bit_env_name[ i ] );
1488             }
1489             __kmp_str_buf_print( buffer, "%d,%d'\n", __kmp_barrier_gather_branch_bits [ i ], __kmp_barrier_release_branch_bits [ i ]);
1490         }
1491     }
1492 } // __kmp_stg_print_barrier_branch_bit
1493 
1494 
1495 // -------------------------------------------------------------------------------------------------
1496 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN, KMP_REDUCTION_BARRIER_PATTERN
1497 // -------------------------------------------------------------------------------------------------
1498 
1499 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and print functions,
1500 //       pass required data to functions through data argument.
1501 
1502 static void
1503 __kmp_stg_parse_barrier_pattern( char const * name, char const * value, void * data ) {
1504     const char *var;
1505     /* ---------- Barrier method control ------------ */
1506 
1507     for ( int i=bs_plain_barrier; i<bs_last_barrier; i++ ) {
1508         var = __kmp_barrier_pattern_env_name[ i ];
1509 
1510         if ( ( strcmp ( var, name ) == 0 ) && ( value != 0 ) ) {
1511             int j;
1512             char *comma = (char *) strchr( value, ',' );
1513 
1514             /* handle first parameter: gather pattern */
1515             for ( j = bp_linear_bar; j<bp_last_bar; j++ ) {
1516                 if (__kmp_match_with_sentinel( __kmp_barrier_pattern_name[j], value, 1, ',' )) {
1517                    __kmp_barrier_gather_pattern[ i ] = (kmp_bar_pat_e) j;
1518                    break;
1519                 }
1520             }
1521             if ( j == bp_last_bar ) {
1522                 KMP_WARNING( BarrGatherValueInvalid, name, value );
1523                 KMP_INFORM( Using_str_Value, name, __kmp_barrier_pattern_name[ bp_linear_bar ] );
1524             }
1525 
1526             /* handle second parameter: release pattern */
1527             if ( comma != NULL ) {
1528                 for ( j = bp_linear_bar; j < bp_last_bar; j++ ) {
1529                     if ( __kmp_str_match( __kmp_barrier_pattern_name[j], 1, comma + 1 ) ) {
1530                        __kmp_barrier_release_pattern[ i ] = (kmp_bar_pat_e) j;
1531                        break;
1532                     }
1533                 }
1534                 if (j == bp_last_bar) {
1535                     __kmp_msg( kmp_ms_warning, KMP_MSG( BarrReleaseValueInvalid, name, comma + 1 ), __kmp_msg_null );
1536                     KMP_INFORM( Using_str_Value, name, __kmp_barrier_pattern_name[ bp_linear_bar ] );
1537                 }
1538             }
1539         }
1540     }
1541 } // __kmp_stg_parse_barrier_pattern
1542 
1543 static void
1544 __kmp_stg_print_barrier_pattern( kmp_str_buf_t * buffer, char const * name, void * data ) {
1545     const char *var;
1546     for ( int i=bs_plain_barrier; i<bs_last_barrier; i++ ) {
1547         var = __kmp_barrier_pattern_env_name[ i ];
1548         if ( strcmp ( var, name ) == 0 ) {
1549             int j = __kmp_barrier_gather_pattern [ i ];
1550             int k = __kmp_barrier_release_pattern [ i ];
1551             if( __kmp_env_format ) {
1552                 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[ i ]);
1553             } else {
1554                 __kmp_str_buf_print( buffer, "   %s='", __kmp_barrier_pattern_env_name[ i ] );
1555             }
1556             __kmp_str_buf_print( buffer, "%s,%s'\n", __kmp_barrier_pattern_name [ j ], __kmp_barrier_pattern_name [ k ]);
1557         }
1558     }
1559 } // __kmp_stg_print_barrier_pattern
1560 
1561 // -------------------------------------------------------------------------------------------------
1562 // KMP_ABORT_DELAY
1563 // -------------------------------------------------------------------------------------------------
1564 
1565 static void
1566 __kmp_stg_parse_abort_delay( char const * name, char const * value, void * data ) {
1567     // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is milliseconds.
1568     int delay = __kmp_abort_delay / 1000;
1569     __kmp_stg_parse_int( name, value, 0, INT_MAX / 1000, & delay );
1570     __kmp_abort_delay = delay * 1000;
1571 } // __kmp_stg_parse_abort_delay
1572 
1573 static void
1574 __kmp_stg_print_abort_delay( kmp_str_buf_t * buffer, char const * name, void * data ) {
1575     __kmp_stg_print_int( buffer, name, __kmp_abort_delay );
1576 } // __kmp_stg_print_abort_delay
1577 
1578 // -------------------------------------------------------------------------------------------------
1579 // KMP_CPUINFO_FILE
1580 // -------------------------------------------------------------------------------------------------
1581 
1582 static void
1583 __kmp_stg_parse_cpuinfo_file( char const * name, char const * value, void * data ) {
1584     #if KMP_AFFINITY_SUPPORTED
1585         __kmp_stg_parse_str( name, value, & __kmp_cpuinfo_file );
1586         K_DIAG( 1, ( "__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file ) );
1587     #endif
1588 } //__kmp_stg_parse_cpuinfo_file
1589 
1590 static void
1591 __kmp_stg_print_cpuinfo_file( kmp_str_buf_t * buffer, char const * name, void * data ) {
1592     #if KMP_AFFINITY_SUPPORTED
1593         if( __kmp_env_format ) {
1594             KMP_STR_BUF_PRINT_NAME;
1595         } else {
1596             __kmp_str_buf_print( buffer, "   %s", name );
1597         }
1598         if ( __kmp_cpuinfo_file ) {
1599             __kmp_str_buf_print( buffer, "='%s'\n", __kmp_cpuinfo_file );
1600         } else {
1601             __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
1602         }
1603     #endif
1604 } //__kmp_stg_print_cpuinfo_file
1605 
1606 // -------------------------------------------------------------------------------------------------
1607 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1608 // -------------------------------------------------------------------------------------------------
1609 
1610 static void
1611 __kmp_stg_parse_force_reduction( char const * name, char const * value, void * data )
1612 {
1613     kmp_stg_fr_data_t * reduction = (kmp_stg_fr_data_t *) data;
1614     int                 rc;
1615 
1616     rc = __kmp_stg_check_rivals( name, value, reduction->rivals );
1617     if ( rc ) {
1618         return;
1619     }; // if
1620     if ( reduction->force ) {
1621         if( value != 0 ) {
1622             if( __kmp_str_match( "critical", 0, value ) )
1623                __kmp_force_reduction_method = critical_reduce_block;
1624             else if( __kmp_str_match( "atomic", 0, value ) )
1625                __kmp_force_reduction_method = atomic_reduce_block;
1626             else if( __kmp_str_match( "tree", 0, value ) )
1627                __kmp_force_reduction_method = tree_reduce_block;
1628             else {
1629                 KMP_FATAL( UnknownForceReduction, name, value );
1630             }
1631         }
1632     } else {
1633         __kmp_stg_parse_bool( name, value, & __kmp_determ_red );
1634         if( __kmp_determ_red ) {
1635             __kmp_force_reduction_method = tree_reduce_block;
1636         } else {
1637             __kmp_force_reduction_method = reduction_method_not_defined;
1638         }
1639     }
1640     K_DIAG( 1, ( "__kmp_force_reduction_method == %d\n", __kmp_force_reduction_method ) );
1641 } // __kmp_stg_parse_force_reduction
1642 
1643 static void
1644 __kmp_stg_print_force_reduction( kmp_str_buf_t * buffer, char const * name, void * data ) {
1645 
1646     kmp_stg_fr_data_t * reduction = (kmp_stg_fr_data_t *) data;
1647     if ( reduction->force ) {
1648         if( __kmp_force_reduction_method == critical_reduce_block) {
1649             __kmp_stg_print_str( buffer, name, "critical");
1650         } else if ( __kmp_force_reduction_method == atomic_reduce_block ) {
1651             __kmp_stg_print_str( buffer, name, "atomic");
1652         } else if ( __kmp_force_reduction_method == tree_reduce_block ) {
1653             __kmp_stg_print_str( buffer, name, "tree");
1654         } else {
1655             if( __kmp_env_format ) {
1656                 KMP_STR_BUF_PRINT_NAME;
1657             } else {
1658                 __kmp_str_buf_print( buffer, "   %s", name );
1659             }
1660             __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
1661         }
1662     } else {
1663         __kmp_stg_print_bool( buffer, name, __kmp_determ_red );
1664     }
1665 
1666 
1667 } // __kmp_stg_print_force_reduction
1668 
1669 // -------------------------------------------------------------------------------------------------
1670 // KMP_STORAGE_MAP
1671 // -------------------------------------------------------------------------------------------------
1672 
1673 static void
1674 __kmp_stg_parse_storage_map( char const * name, char const * value, void * data ) {
1675     if ( __kmp_str_match(  "verbose", 1, value ) ) {
1676         __kmp_storage_map         = TRUE;
1677         __kmp_storage_map_verbose = TRUE;
1678         __kmp_storage_map_verbose_specified = TRUE;
1679 
1680     } else {
1681         __kmp_storage_map_verbose = FALSE;
1682         __kmp_stg_parse_bool( name, value, & __kmp_storage_map ); // !!!
1683     }; // if
1684 } // __kmp_stg_parse_storage_map
1685 
1686 static void
1687 __kmp_stg_print_storage_map( kmp_str_buf_t * buffer, char const * name, void * data ) {
1688     if ( __kmp_storage_map_verbose || __kmp_storage_map_verbose_specified ) {
1689         __kmp_stg_print_str( buffer, name, "verbose" );
1690     } else {
1691         __kmp_stg_print_bool( buffer, name, __kmp_storage_map );
1692     }
1693 } // __kmp_stg_print_storage_map
1694 
1695 // -------------------------------------------------------------------------------------------------
1696 // KMP_ALL_THREADPRIVATE
1697 // -------------------------------------------------------------------------------------------------
1698 
1699 static void
1700 __kmp_stg_parse_all_threadprivate( char const * name, char const * value, void * data ) {
1701     __kmp_stg_parse_int( name, value, __kmp_allThreadsSpecified ? __kmp_max_nth : 1, __kmp_max_nth,
1702         & __kmp_tp_capacity );
1703 } // __kmp_stg_parse_all_threadprivate
1704 
1705 static void
1706 __kmp_stg_print_all_threadprivate( kmp_str_buf_t * buffer, char const * name, void * data ) {
1707     __kmp_stg_print_int( buffer, name, __kmp_tp_capacity );
1708 
1709 }
1710 
1711 // -------------------------------------------------------------------------------------------------
1712 // KMP_FOREIGN_THREADS_THREADPRIVATE
1713 // -------------------------------------------------------------------------------------------------
1714 
1715 static void
1716 __kmp_stg_parse_foreign_threads_threadprivate( char const * name, char const * value, void * data ) {
1717     __kmp_stg_parse_bool( name, value, & __kmp_foreign_tp );
1718 } // __kmp_stg_parse_foreign_threads_threadprivate
1719 
1720 static void
1721 __kmp_stg_print_foreign_threads_threadprivate( kmp_str_buf_t * buffer, char const * name, void * data ) {
1722     __kmp_stg_print_bool( buffer, name, __kmp_foreign_tp );
1723 } // __kmp_stg_print_foreign_threads_threadprivate
1724 
1725 
1726 // -------------------------------------------------------------------------------------------------
1727 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1728 // -------------------------------------------------------------------------------------------------
1729 
1730 #if KMP_AFFINITY_SUPPORTED
1731 //
1732 // Parse the proc id list.  Return TRUE if successful, FALSE otherwise.
1733 //
1734 static int
1735 __kmp_parse_affinity_proc_id_list( const char *var, const char *env,
1736     const char **nextEnv, char **proclist )
1737 {
1738     const char *scan = env;
1739     const char *next = scan;
1740     int empty = TRUE;
1741 
1742     *proclist = NULL;
1743 
1744     for (;;) {
1745         int start, end, stride;
1746 
1747         SKIP_WS(scan);
1748         next = scan;
1749         if (*next == '\0') {
1750             break;
1751         }
1752 
1753         if (*next == '{') {
1754             int num;
1755             next++;     // skip '{'
1756             SKIP_WS(next);
1757             scan = next;
1758 
1759             //
1760             // Read the first integer in the set.
1761             //
1762             if ((*next < '0') || (*next > '9')) {
1763                 KMP_WARNING( AffSyntaxError, var );
1764                 return FALSE;
1765             }
1766             SKIP_DIGITS(next);
1767             num = __kmp_str_to_int(scan, *next);
1768             KMP_ASSERT(num >= 0);
1769 
1770             for (;;) {
1771                 //
1772                 // Check for end of set.
1773                 //
1774                 SKIP_WS(next);
1775                 if (*next == '}') {
1776                     next++;     // skip '}'
1777                     break;
1778                 }
1779 
1780                 //
1781                 // Skip optional comma.
1782                 //
1783                 if (*next == ',') {
1784                     next++;
1785                 }
1786                 SKIP_WS(next);
1787 
1788                 //
1789                 // Read the next integer in the set.
1790                 //
1791                 scan = next;
1792                 if ((*next < '0') || (*next > '9')) {
1793                     KMP_WARNING( AffSyntaxError, var );
1794                     return FALSE;
1795                 }
1796 
1797                 SKIP_DIGITS(next);
1798                 num = __kmp_str_to_int(scan, *next);
1799                 KMP_ASSERT(num >= 0);
1800             }
1801             empty = FALSE;
1802 
1803             SKIP_WS(next);
1804             if (*next == ',') {
1805                 next++;
1806             }
1807             scan = next;
1808             continue;
1809         }
1810 
1811         //
1812         // Next character is not an integer => end of list
1813         //
1814         if ((*next < '0') || (*next > '9')) {
1815             if (empty) {
1816                 KMP_WARNING( AffSyntaxError, var );
1817                 return FALSE;
1818             }
1819             break;
1820         }
1821 
1822         //
1823         // Read the first integer.
1824         //
1825         SKIP_DIGITS(next);
1826         start = __kmp_str_to_int(scan, *next);
1827         KMP_ASSERT(start >= 0);
1828         SKIP_WS(next);
1829 
1830         //
1831         // If this isn't a range, then go on.
1832         //
1833         if (*next != '-') {
1834             empty = FALSE;
1835 
1836             //
1837             // Skip optional comma.
1838             //
1839             if (*next == ',') {
1840                 next++;
1841             }
1842             scan = next;
1843             continue;
1844         }
1845 
1846         //
1847         // This is a range.  Skip over the '-' and read in the 2nd int.
1848         //
1849         next++;         // skip '-'
1850         SKIP_WS(next);
1851         scan = next;
1852         if ((*next < '0') || (*next > '9')) {
1853             KMP_WARNING( AffSyntaxError, var );
1854             return FALSE;
1855         }
1856         SKIP_DIGITS(next);
1857         end = __kmp_str_to_int(scan, *next);
1858         KMP_ASSERT(end >= 0);
1859 
1860         //
1861         // Check for a stride parameter
1862         //
1863         stride = 1;
1864         SKIP_WS(next);
1865         if (*next == ':') {
1866             //
1867             // A stride is specified.  Skip over the ':" and read the 3rd int.
1868             //
1869             int sign = +1;
1870             next++;         // skip ':'
1871             SKIP_WS(next);
1872             scan = next;
1873             if (*next == '-') {
1874                 sign = -1;
1875                 next++;
1876                 SKIP_WS(next);
1877                 scan = next;
1878             }
1879             if ((*next < '0') || (*next > '9')) {
1880                 KMP_WARNING( AffSyntaxError, var );
1881                 return FALSE;
1882             }
1883             SKIP_DIGITS(next);
1884             stride = __kmp_str_to_int(scan, *next);
1885             KMP_ASSERT(stride >= 0);
1886             stride *= sign;
1887         }
1888 
1889         //
1890         // Do some range checks.
1891         //
1892         if (stride == 0) {
1893             KMP_WARNING( AffZeroStride, var );
1894             return FALSE;
1895         }
1896         if (stride > 0) {
1897             if (start > end) {
1898                 KMP_WARNING( AffStartGreaterEnd, var, start, end );
1899                 return FALSE;
1900             }
1901         }
1902         else {
1903             if (start < end) {
1904                 KMP_WARNING( AffStrideLessZero, var, start, end );
1905                 return FALSE;
1906             }
1907         }
1908         if ((end - start) / stride > 65536 ) {
1909             KMP_WARNING( AffRangeTooBig, var, end, start, stride );
1910             return FALSE;
1911         }
1912 
1913         empty = FALSE;
1914 
1915         //
1916         // Skip optional comma.
1917         //
1918         SKIP_WS(next);
1919         if (*next == ',') {
1920             next++;
1921         }
1922         scan = next;
1923     }
1924 
1925     *nextEnv = next;
1926 
1927     {
1928         int len = next - env;
1929         char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
1930         KMP_MEMCPY_S(retlist, (len+1)*sizeof(char), env, len * sizeof(char));
1931         retlist[len] = '\0';
1932         *proclist = retlist;
1933     }
1934     return TRUE;
1935 }
1936 
1937 
1938 //
1939 // If KMP_AFFINITY is specified without a type, then
1940 // __kmp_affinity_notype should point to its setting.
1941 //
1942 static kmp_setting_t *__kmp_affinity_notype = NULL;
1943 
1944 static void
1945 __kmp_parse_affinity_env( char const * name, char const * value,
1946     enum affinity_type  * out_type,
1947     char                ** out_proclist,
1948     int                 * out_verbose,
1949     int                 * out_warn,
1950     int                 * out_respect,
1951     enum affinity_gran  * out_gran,
1952     int                 * out_gran_levels,
1953     int                 * out_dups,
1954     int                 * out_compact,
1955     int                 * out_offset
1956 )
1957 {
1958     char * buffer = NULL;    // Copy of env var value.
1959     char * buf    = NULL;    // Buffer for strtok_r() function.
1960     char * next = NULL;      // end of token / start of next.
1961     const char * start;      // start of current token (for err msgs)
1962     int    count  = 0;       // Counter of parsed integer numbers.
1963     int    number[ 2 ];      // Parsed numbers.
1964 
1965     // Guards.
1966     int type         = 0;
1967     int proclist     = 0;
1968     int max_proclist = 0;
1969     int verbose      = 0;
1970     int warnings     = 0;
1971     int respect      = 0;
1972     int gran         = 0;
1973     int dups         = 0;
1974 
1975     KMP_ASSERT( value != NULL );
1976 
1977     if ( TCR_4(__kmp_init_middle) ) {
1978         KMP_WARNING( EnvMiddleWarn, name );
1979         __kmp_env_toPrint( name, 0 );
1980         return;
1981     }
1982     __kmp_env_toPrint( name, 1 );
1983 
1984     buffer = __kmp_str_format( "%s", value );         // Copy env var to keep original intact.
1985     buf = buffer;
1986     SKIP_WS(buf);
1987 
1988     // Helper macros.
1989 
1990     //
1991     // If we see a parse error, emit a warning and scan to the next ",".
1992     //
1993     // FIXME - there's got to be a better way to print an error
1994     // message, hopefully without overwritting peices of buf.
1995     //
1996     #define EMIT_WARN(skip,errlist) \
1997         {                                                                     \
1998             char ch;                                                          \
1999             if (skip) {                                                       \
2000                 SKIP_TO(next, ',');                                           \
2001             }                                                                 \
2002             ch = *next;                                                       \
2003             *next = '\0';                                                     \
2004             KMP_WARNING errlist;                                              \
2005             *next = ch;                                                       \
2006             if (skip) {                                                       \
2007                 if (ch == ',') next++;                                        \
2008             }                                                                 \
2009             buf = next;                                                       \
2010         }
2011 
2012     #define _set_param(_guard,_var,_val)                                      \
2013         {                                                                     \
2014             if ( _guard == 0 ) {                                              \
2015                 _var = _val;                                                  \
2016             } else {                                                          \
2017                 EMIT_WARN( FALSE, ( AffParamDefined, name, start ) );         \
2018             };                                                                \
2019             ++ _guard;                                                        \
2020         }
2021 
2022     #define set_type(val)          _set_param( type,     *out_type,        val )
2023     #define set_verbose(val)       _set_param( verbose,  *out_verbose,     val )
2024     #define set_warnings(val)      _set_param( warnings, *out_warn,        val )
2025     #define set_respect(val)       _set_param( respect,  *out_respect,     val )
2026     #define set_dups(val)          _set_param( dups,     *out_dups,        val )
2027     #define set_proclist(val)      _set_param( proclist, *out_proclist,    val )
2028 
2029     #define set_gran(val,levels)                                              \
2030         {                                                                     \
2031             if ( gran == 0 ) {                                                \
2032                 *out_gran = val;                                              \
2033                 *out_gran_levels = levels;                                    \
2034             } else {                                                          \
2035                 EMIT_WARN( FALSE, ( AffParamDefined, name, start ) );         \
2036             };                                                                \
2037             ++ gran;                                                          \
2038         }
2039 
2040 # if OMP_40_ENABLED
2041     KMP_DEBUG_ASSERT( ( __kmp_nested_proc_bind.bind_types != NULL )
2042       && ( __kmp_nested_proc_bind.used > 0 ) );
2043 # endif
2044 
2045     while ( *buf != '\0' ) {
2046         start = next = buf;
2047 
2048         if (__kmp_match_str("none", buf, (const char **)&next)) {
2049             set_type( affinity_none );
2050 # if OMP_40_ENABLED
2051             __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2052 # endif
2053             buf = next;
2054         } else if (__kmp_match_str("scatter", buf, (const char **)&next)) {
2055             set_type( affinity_scatter );
2056 # if OMP_40_ENABLED
2057             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2058 # endif
2059             buf = next;
2060         } else if (__kmp_match_str("compact", buf, (const char **)&next)) {
2061             set_type( affinity_compact );
2062 # if OMP_40_ENABLED
2063             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2064 # endif
2065             buf = next;
2066         } else if (__kmp_match_str("logical", buf, (const char **)&next)) {
2067             set_type( affinity_logical );
2068 # if OMP_40_ENABLED
2069             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2070 # endif
2071             buf = next;
2072         } else if (__kmp_match_str("physical", buf, (const char **)&next)) {
2073             set_type( affinity_physical );
2074 # if OMP_40_ENABLED
2075             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2076 # endif
2077             buf = next;
2078         } else if (__kmp_match_str("explicit", buf, (const char **)&next)) {
2079             set_type( affinity_explicit );
2080 # if OMP_40_ENABLED
2081             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2082 # endif
2083             buf = next;
2084         } else if (__kmp_match_str("balanced", buf, (const char **)&next)) {
2085             set_type( affinity_balanced );
2086 #  if OMP_40_ENABLED
2087             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2088 #  endif
2089             buf = next;
2090         } else if (__kmp_match_str("disabled", buf, (const char **)&next)) {
2091             set_type( affinity_disabled );
2092 # if OMP_40_ENABLED
2093             __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2094 # endif
2095             buf = next;
2096         } else if (__kmp_match_str("verbose", buf, (const char **)&next)) {
2097             set_verbose( TRUE );
2098             buf = next;
2099         } else if (__kmp_match_str("noverbose", buf, (const char **)&next)) {
2100             set_verbose( FALSE );
2101             buf = next;
2102         } else if (__kmp_match_str("warnings", buf, (const char **)&next)) {
2103             set_warnings( TRUE );
2104             buf = next;
2105         } else if (__kmp_match_str("nowarnings", buf, (const char **)&next)) {
2106             set_warnings( FALSE );
2107             buf = next;
2108         } else if (__kmp_match_str("respect", buf, (const char **)&next)) {
2109             set_respect( TRUE );
2110             buf = next;
2111         } else if (__kmp_match_str("norespect", buf, (const char **)&next)) {
2112             set_respect( FALSE );
2113             buf = next;
2114         } else if (__kmp_match_str("duplicates", buf, (const char **)&next)
2115           || __kmp_match_str("dups", buf, (const char **)&next)) {
2116             set_dups( TRUE );
2117             buf = next;
2118         } else if (__kmp_match_str("noduplicates", buf, (const char **)&next)
2119           || __kmp_match_str("nodups", buf, (const char **)&next)) {
2120             set_dups( FALSE );
2121             buf = next;
2122         } else if (__kmp_match_str("granularity", buf, (const char **)&next)
2123           || __kmp_match_str("gran", buf, (const char **)&next)) {
2124             SKIP_WS(next);
2125             if (*next != '=') {
2126                 EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2127                 continue;
2128             }
2129             next++;      // skip '='
2130             SKIP_WS(next);
2131 
2132             buf = next;
2133             if (__kmp_match_str("fine", buf, (const char **)&next)) {
2134                 set_gran( affinity_gran_fine, -1 );
2135                 buf = next;
2136             } else if (__kmp_match_str("thread", buf, (const char **)&next)) {
2137                 set_gran( affinity_gran_thread, -1 );
2138                 buf = next;
2139             } else if (__kmp_match_str("core", buf, (const char **)&next)) {
2140                 set_gran( affinity_gran_core, -1 );
2141                 buf = next;
2142             } else if (__kmp_match_str("package", buf, (const char **)&next)) {
2143                 set_gran( affinity_gran_package, -1 );
2144                 buf = next;
2145             } else if (__kmp_match_str("node", buf, (const char **)&next)) {
2146                 set_gran( affinity_gran_node, -1 );
2147                 buf = next;
2148 # if KMP_GROUP_AFFINITY
2149             } else if (__kmp_match_str("group", buf, (const char **)&next)) {
2150                 set_gran( affinity_gran_group, -1 );
2151                 buf = next;
2152 # endif /* KMP_GROUP AFFINITY */
2153             } else if ((*buf >= '0') && (*buf <= '9')) {
2154                 int n;
2155                 next = buf;
2156                 SKIP_DIGITS(next);
2157                 n = __kmp_str_to_int( buf, *next );
2158                 KMP_ASSERT(n >= 0);
2159                 buf = next;
2160                 set_gran( affinity_gran_default, n );
2161             } else {
2162                 EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2163                 continue;
2164             }
2165         } else if (__kmp_match_str("proclist", buf, (const char **)&next)) {
2166             char *temp_proclist;
2167 
2168             SKIP_WS(next);
2169             if (*next != '=') {
2170                 EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2171                 continue;
2172             }
2173             next++;      // skip '='
2174             SKIP_WS(next);
2175             if (*next != '[') {
2176                 EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2177                 continue;
2178             }
2179             next++;      // skip '['
2180             buf = next;
2181             if (! __kmp_parse_affinity_proc_id_list(name, buf,
2182               (const char **)&next, &temp_proclist)) {
2183                 //
2184                 // warning already emitted.
2185                 //
2186                 SKIP_TO(next, ']');
2187                 if (*next == ']') next++;
2188                 SKIP_TO(next, ',');
2189                 if (*next == ',') next++;
2190                 buf = next;
2191                 continue;
2192             }
2193             if (*next != ']') {
2194                 EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2195                 continue;
2196             }
2197             next++;      // skip ']'
2198             set_proclist( temp_proclist );
2199         } else if ((*buf >= '0') && (*buf <= '9')) {
2200             // Parse integer numbers -- permute and offset.
2201             int n;
2202             next = buf;
2203             SKIP_DIGITS(next);
2204             n = __kmp_str_to_int( buf, *next );
2205             KMP_ASSERT(n >= 0);
2206             buf = next;
2207             if ( count < 2 ) {
2208                 number[ count ] = n;
2209             } else {
2210                 KMP_WARNING( AffManyParams, name, start );
2211             }; // if
2212             ++ count;
2213         } else {
2214             EMIT_WARN( TRUE, ( AffInvalidParam, name, start ) );
2215             continue;
2216         }
2217 
2218         SKIP_WS(next);
2219         if (*next == ',') {
2220             next++;
2221             SKIP_WS(next);
2222         }
2223         else if (*next != '\0') {
2224             const char *temp = next;
2225             EMIT_WARN( TRUE, ( ParseExtraCharsWarn, name, temp ) );
2226             continue;
2227         }
2228         buf = next;
2229     } // while
2230 
2231     #undef EMIT_WARN
2232     #undef _set_param
2233     #undef set_type
2234     #undef set_verbose
2235     #undef set_warnings
2236     #undef set_respect
2237     #undef set_granularity
2238 
2239     __kmp_str_free((const char **) &buffer);
2240 
2241     if ( proclist ) {
2242         if ( ! type ) {
2243             KMP_WARNING( AffProcListNoType, name );
2244             *out_type = affinity_explicit;
2245 # if OMP_40_ENABLED
2246             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2247 # endif
2248         }
2249         else if ( *out_type != affinity_explicit ) {
2250             KMP_WARNING( AffProcListNotExplicit, name );
2251             KMP_ASSERT( *out_proclist != NULL );
2252             KMP_INTERNAL_FREE( *out_proclist );
2253             *out_proclist = NULL;
2254         }
2255     }
2256     switch ( *out_type ) {
2257         case affinity_logical:
2258         case affinity_physical: {
2259             if ( count > 0 ) {
2260                 *out_offset = number[ 0 ];
2261             }; // if
2262             if ( count > 1 ) {
2263                 KMP_WARNING( AffManyParamsForLogic, name, number[ 1 ] );
2264             }; // if
2265         } break;
2266         case affinity_balanced: {
2267             if ( count > 0 ) {
2268                 *out_compact = number[ 0 ];
2269             }; // if
2270             if ( count > 1 ) {
2271                 *out_offset = number[ 1 ];
2272             }; // if
2273 
2274             if ( __kmp_affinity_gran == affinity_gran_default ) {
2275 #if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
2276                 if( __kmp_mic_type != non_mic ) {
2277                     if( __kmp_affinity_verbose || __kmp_affinity_warnings ) {
2278                         KMP_WARNING( AffGranUsing, "KMP_AFFINITY", "fine" );
2279                     }
2280                     __kmp_affinity_gran = affinity_gran_fine;
2281                 } else
2282 #endif
2283                 {
2284                     if( __kmp_affinity_verbose || __kmp_affinity_warnings ) {
2285                         KMP_WARNING( AffGranUsing, "KMP_AFFINITY", "core" );
2286                     }
2287                     __kmp_affinity_gran = affinity_gran_core;
2288                 }
2289             }
2290         } break;
2291         case affinity_scatter:
2292         case affinity_compact: {
2293             if ( count > 0 ) {
2294                 *out_compact = number[ 0 ];
2295             }; // if
2296             if ( count > 1 ) {
2297                 *out_offset = number[ 1 ];
2298             }; // if
2299         } break;
2300         case affinity_explicit: {
2301             if ( *out_proclist == NULL ) {
2302                 KMP_WARNING( AffNoProcList, name );
2303                 __kmp_affinity_type = affinity_none;
2304             }
2305             if ( count > 0 ) {
2306                 KMP_WARNING( AffNoParam, name, "explicit" );
2307             }
2308         } break;
2309         case affinity_none: {
2310             if ( count > 0 ) {
2311                 KMP_WARNING( AffNoParam, name, "none" );
2312             }; // if
2313         } break;
2314         case affinity_disabled: {
2315             if ( count > 0 ) {
2316                 KMP_WARNING( AffNoParam, name, "disabled" );
2317             }; // if
2318         } break;
2319         case affinity_default: {
2320             if ( count > 0 ) {
2321                 KMP_WARNING( AffNoParam, name, "default" );
2322             }; // if
2323         } break;
2324         default: {
2325             KMP_ASSERT( 0 );
2326         };
2327     }; // switch
2328 } // __kmp_parse_affinity_env
2329 
2330 static void
2331 __kmp_stg_parse_affinity( char const * name, char const * value, void * data )
2332 {
2333     kmp_setting_t **rivals = (kmp_setting_t **) data;
2334     int rc;
2335 
2336     rc = __kmp_stg_check_rivals( name, value, rivals );
2337     if ( rc ) {
2338         return;
2339     }
2340 
2341     __kmp_parse_affinity_env( name, value, & __kmp_affinity_type,
2342       & __kmp_affinity_proclist, & __kmp_affinity_verbose,
2343       & __kmp_affinity_warnings, & __kmp_affinity_respect_mask,
2344       & __kmp_affinity_gran, & __kmp_affinity_gran_levels,
2345       & __kmp_affinity_dups, & __kmp_affinity_compact,
2346       & __kmp_affinity_offset );
2347 
2348 } // __kmp_stg_parse_affinity
2349 
2350 static void
2351 __kmp_stg_print_affinity( kmp_str_buf_t * buffer, char const * name, void * data ) {
2352     if( __kmp_env_format ) {
2353         KMP_STR_BUF_PRINT_NAME_EX(name);
2354     } else {
2355         __kmp_str_buf_print( buffer, "   %s='", name );
2356     }
2357     if ( __kmp_affinity_verbose ) {
2358         __kmp_str_buf_print( buffer, "%s,", "verbose");
2359     } else {
2360         __kmp_str_buf_print( buffer, "%s,", "noverbose");
2361     }
2362     if ( __kmp_affinity_warnings ) {
2363         __kmp_str_buf_print( buffer, "%s,", "warnings");
2364     } else {
2365         __kmp_str_buf_print( buffer, "%s,", "nowarnings");
2366     }
2367     if ( KMP_AFFINITY_CAPABLE() ) {
2368         if ( __kmp_affinity_respect_mask ) {
2369             __kmp_str_buf_print( buffer, "%s,", "respect");
2370         } else {
2371             __kmp_str_buf_print( buffer, "%s,", "norespect");
2372         }
2373         switch ( __kmp_affinity_gran ) {
2374             case affinity_gran_default:
2375                 __kmp_str_buf_print( buffer, "%s", "granularity=default,");
2376                 break;
2377             case affinity_gran_fine:
2378                 __kmp_str_buf_print( buffer, "%s", "granularity=fine,");
2379                 break;
2380             case affinity_gran_thread:
2381                 __kmp_str_buf_print( buffer, "%s", "granularity=thread,");
2382                 break;
2383             case affinity_gran_core:
2384                 __kmp_str_buf_print( buffer, "%s", "granularity=core,");
2385                 break;
2386             case affinity_gran_package:
2387                 __kmp_str_buf_print( buffer, "%s", "granularity=package,");
2388                 break;
2389             case affinity_gran_node:
2390                 __kmp_str_buf_print( buffer, "%s", "granularity=node,");
2391                 break;
2392 # if KMP_GROUP_AFFINITY
2393             case affinity_gran_group:
2394                 __kmp_str_buf_print( buffer, "%s", "granularity=group,");
2395                 break;
2396 # endif /* KMP_GROUP_AFFINITY */
2397         }
2398         if ( __kmp_affinity_dups ) {
2399             __kmp_str_buf_print( buffer, "%s,", "duplicates");
2400         } else {
2401             __kmp_str_buf_print( buffer, "%s,", "noduplicates");
2402         }
2403     }
2404     if ( ! KMP_AFFINITY_CAPABLE() ) {
2405         __kmp_str_buf_print( buffer, "%s", "disabled" );
2406     }
2407     else switch ( __kmp_affinity_type ){
2408         case affinity_none:
2409             __kmp_str_buf_print( buffer, "%s", "none");
2410             break;
2411         case affinity_physical:
2412             __kmp_str_buf_print( buffer, "%s,%d", "physical",
2413               __kmp_affinity_offset );
2414             break;
2415         case affinity_logical:
2416             __kmp_str_buf_print( buffer, "%s,%d", "logical",
2417               __kmp_affinity_offset );
2418             break;
2419         case affinity_compact:
2420             __kmp_str_buf_print( buffer, "%s,%d,%d", "compact",
2421               __kmp_affinity_compact, __kmp_affinity_offset );
2422             break;
2423         case affinity_scatter:
2424             __kmp_str_buf_print( buffer, "%s,%d,%d", "scatter",
2425               __kmp_affinity_compact, __kmp_affinity_offset );
2426             break;
2427         case affinity_explicit:
2428             __kmp_str_buf_print( buffer, "%s=[%s],%s", "proclist",
2429               __kmp_affinity_proclist, "explicit" );
2430             break;
2431         case affinity_balanced:
2432             __kmp_str_buf_print( buffer, "%s,%d,%d", "balanced",
2433               __kmp_affinity_compact, __kmp_affinity_offset );
2434             break;
2435         case affinity_disabled:
2436             __kmp_str_buf_print( buffer, "%s", "disabled");
2437             break;
2438         case affinity_default:
2439             __kmp_str_buf_print( buffer, "%s", "default");
2440             break;
2441         default:
2442             __kmp_str_buf_print( buffer, "%s", "<unknown>");
2443             break;
2444     }
2445         __kmp_str_buf_print( buffer, "'\n" );
2446 } //__kmp_stg_print_affinity
2447 
2448 # ifdef KMP_GOMP_COMPAT
2449 
2450 static void
2451 __kmp_stg_parse_gomp_cpu_affinity( char const * name, char const * value, void * data )
2452 {
2453     const char * next = NULL;
2454     char * temp_proclist;
2455     kmp_setting_t **rivals = (kmp_setting_t **) data;
2456     int rc;
2457 
2458     rc = __kmp_stg_check_rivals( name, value, rivals );
2459     if ( rc ) {
2460         return;
2461     }
2462 
2463     if ( TCR_4(__kmp_init_middle) ) {
2464         KMP_WARNING( EnvMiddleWarn, name );
2465         __kmp_env_toPrint( name, 0 );
2466         return;
2467     }
2468 
2469     __kmp_env_toPrint( name, 1 );
2470 
2471     if ( __kmp_parse_affinity_proc_id_list( name, value, &next,
2472       &temp_proclist )) {
2473         SKIP_WS(next);
2474         if (*next == '\0') {
2475             //
2476             // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2477             //
2478             __kmp_affinity_proclist = temp_proclist;
2479             __kmp_affinity_type = affinity_explicit;
2480             __kmp_affinity_gran = affinity_gran_fine;
2481 # if OMP_40_ENABLED
2482             __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2483 # endif
2484         }
2485         else {
2486             KMP_WARNING( AffSyntaxError, name );
2487             if (temp_proclist != NULL) {
2488                 KMP_INTERNAL_FREE((void *)temp_proclist);
2489             }
2490         }
2491     }
2492     else {
2493         //
2494         // Warning already emitted
2495         //
2496         __kmp_affinity_type = affinity_none;
2497 # if OMP_40_ENABLED
2498         __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2499 # endif
2500     }
2501 } // __kmp_stg_parse_gomp_cpu_affinity
2502 
2503 # endif /* KMP_GOMP_COMPAT */
2504 
2505 
2506 # if OMP_40_ENABLED
2507 
2508 /*-----------------------------------------------------------------------------
2509 
2510 The OMP_PLACES proc id list parser. Here is the grammar:
2511 
2512 place_list := place
2513 place_list := place , place_list
2514 place := num
2515 place := place : num
2516 place := place : num : signed
2517 place := { subplacelist }
2518 place := ! place                  // (lowest priority)
2519 subplace_list := subplace
2520 subplace_list := subplace , subplace_list
2521 subplace := num
2522 subplace := num : num
2523 subplace := num : num : signed
2524 signed := num
2525 signed := + signed
2526 signed := - signed
2527 
2528 -----------------------------------------------------------------------------*/
2529 
2530 static int
2531 __kmp_parse_subplace_list( const char *var, const char **scan )
2532 {
2533     const char *next;
2534 
2535     for (;;) {
2536         int start, count, stride;
2537 
2538         //
2539         // Read in the starting proc id
2540         //
2541         SKIP_WS(*scan);
2542         if ((**scan < '0') || (**scan > '9')) {
2543             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2544             return FALSE;
2545         }
2546         next = *scan;
2547         SKIP_DIGITS(next);
2548         start = __kmp_str_to_int(*scan, *next);
2549         KMP_ASSERT(start >= 0);
2550         *scan = next;
2551 
2552         //
2553         // valid follow sets are ',' ':' and '}'
2554         //
2555         SKIP_WS(*scan);
2556         if (**scan == '}') {
2557             break;
2558         }
2559         if (**scan == ',') {
2560             (*scan)++;  // skip ','
2561             continue;
2562         }
2563         if (**scan != ':') {
2564             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2565             return FALSE;
2566         }
2567         (*scan)++;      // skip ':'
2568 
2569         //
2570         // Read count parameter
2571         //
2572         SKIP_WS(*scan);
2573         if ((**scan < '0') || (**scan > '9')) {
2574             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2575             return FALSE;
2576         }
2577         next = *scan;
2578         SKIP_DIGITS(next);
2579         count = __kmp_str_to_int(*scan, *next);
2580         KMP_ASSERT(count >= 0);
2581         *scan = next;
2582 
2583         //
2584         // valid follow sets are ',' ':' and '}'
2585         //
2586         SKIP_WS(*scan);
2587         if (**scan == '}') {
2588             break;
2589         }
2590         if (**scan == ',') {
2591             (*scan)++;  // skip ','
2592             continue;
2593         }
2594         if (**scan != ':') {
2595             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2596             return FALSE;
2597         }
2598         (*scan)++;      // skip ':'
2599 
2600         //
2601         // Read stride parameter
2602         //
2603         int sign = +1;
2604         for (;;) {
2605             SKIP_WS(*scan);
2606             if (**scan == '+') {
2607                 (*scan)++; // skip '+'
2608                 continue;
2609             }
2610             if (**scan == '-') {
2611                 sign *= -1;
2612                 (*scan)++; // skip '-'
2613                 continue;
2614             }
2615             break;
2616         }
2617         SKIP_WS(*scan);
2618         if ((**scan < '0') || (**scan > '9')) {
2619             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2620             return FALSE;
2621         }
2622         next = *scan;
2623         SKIP_DIGITS(next);
2624         stride = __kmp_str_to_int(*scan, *next);
2625         KMP_ASSERT(stride >= 0);
2626         *scan = next;
2627         stride *= sign;
2628 
2629         //
2630         // valid follow sets are ',' and '}'
2631         //
2632         SKIP_WS(*scan);
2633         if (**scan == '}') {
2634             break;
2635         }
2636         if (**scan == ',') {
2637             (*scan)++;  // skip ','
2638             continue;
2639         }
2640 
2641         KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2642         return FALSE;
2643     }
2644     return TRUE;
2645 }
2646 
2647 static int
2648 __kmp_parse_place( const char *var, const char ** scan )
2649 {
2650     const char *next;
2651 
2652     //
2653     // valid follow sets are '{' '!' and num
2654     //
2655     SKIP_WS(*scan);
2656     if (**scan == '{') {
2657         (*scan)++;      // skip '{'
2658         if (! __kmp_parse_subplace_list(var, scan)) {
2659             return FALSE;
2660         }
2661         if (**scan != '}') {
2662             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2663             return FALSE;
2664         }
2665         (*scan)++;      // skip '}'
2666     }
2667     else if (**scan == '!') {
2668         (*scan)++;      // skip '!'
2669         return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2670     }
2671     else if ((**scan >= '0') && (**scan <= '9')) {
2672         next = *scan;
2673         SKIP_DIGITS(next);
2674         int proc = __kmp_str_to_int(*scan, *next);
2675         KMP_ASSERT(proc >= 0);
2676         *scan = next;
2677     }
2678     else {
2679         KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2680         return FALSE;
2681     }
2682     return TRUE;
2683 }
2684 
2685 static int
2686 __kmp_parse_place_list( const char *var, const char *env, char **place_list )
2687 {
2688     const char *scan = env;
2689     const char *next = scan;
2690 
2691     for (;;) {
2692         int start, count, stride;
2693 
2694         if (! __kmp_parse_place(var, &scan)) {
2695             return FALSE;
2696         }
2697 
2698         //
2699         // valid follow sets are ',' ':' and EOL
2700         //
2701         SKIP_WS(scan);
2702         if (*scan == '\0') {
2703             break;
2704         }
2705         if (*scan == ',') {
2706             scan++;     // skip ','
2707             continue;
2708         }
2709         if (*scan != ':') {
2710             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2711             return FALSE;
2712         }
2713         scan++;         // skip ':'
2714 
2715         //
2716         // Read count parameter
2717         //
2718         SKIP_WS(scan);
2719         if ((*scan < '0') || (*scan > '9')) {
2720             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2721             return FALSE;
2722         }
2723         next = scan;
2724         SKIP_DIGITS(next);
2725         count = __kmp_str_to_int(scan, *next);
2726         KMP_ASSERT(count >= 0);
2727         scan = next;
2728 
2729         //
2730         // valid follow sets are ',' ':' and EOL
2731         //
2732         SKIP_WS(scan);
2733         if (*scan == '\0') {
2734             break;
2735         }
2736         if (*scan == ',') {
2737             scan++;     // skip ','
2738             continue;
2739         }
2740         if (*scan != ':') {
2741             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2742             return FALSE;
2743         }
2744         scan++;         // skip ':'
2745 
2746         //
2747         // Read stride parameter
2748         //
2749         int sign = +1;
2750         for (;;) {
2751             SKIP_WS(scan);
2752             if (*scan == '+') {
2753                 scan++; // skip '+'
2754                 continue;
2755             }
2756             if (*scan == '-') {
2757                 sign *= -1;
2758                 scan++; // skip '-'
2759                 continue;
2760             }
2761             break;
2762         }
2763         SKIP_WS(scan);
2764         if ((*scan < '0') || (*scan > '9')) {
2765             KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2766             return FALSE;
2767         }
2768         next = scan;
2769         SKIP_DIGITS(next);
2770         stride = __kmp_str_to_int(scan, *next);
2771         KMP_ASSERT(stride >= 0);
2772         scan = next;
2773         stride *= sign;
2774 
2775         //
2776         // valid follow sets are ',' and EOL
2777         //
2778         SKIP_WS(scan);
2779         if (*scan == '\0') {
2780             break;
2781         }
2782         if (*scan == ',') {
2783             scan++;     // skip ','
2784             continue;
2785         }
2786 
2787         KMP_WARNING( SyntaxErrorUsing, var, "\"threads\"" );
2788         return FALSE;
2789     }
2790 
2791     {
2792         int len = scan - env;
2793         char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2794         KMP_MEMCPY_S(retlist, (len+1)*sizeof(char), env, len * sizeof(char));
2795         retlist[len] = '\0';
2796         *place_list = retlist;
2797     }
2798     return TRUE;
2799 }
2800 
2801 static void
2802 __kmp_stg_parse_places( char const * name, char const * value, void * data )
2803 {
2804     int count;
2805     const char *scan = value;
2806     const char *next = scan;
2807     const char *kind = "\"threads\"";
2808     kmp_setting_t **rivals = (kmp_setting_t **) data;
2809     int rc;
2810 
2811     rc = __kmp_stg_check_rivals( name, value, rivals );
2812     if ( rc ) {
2813         return;
2814     }
2815 
2816     //
2817     // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2818     // then let OMP_PROC_BIND default to true.
2819     //
2820     if ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_default ) {
2821         __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2822     }
2823 
2824     //__kmp_affinity_num_places = 0;
2825 
2826     if ( __kmp_match_str( "threads", scan, &next ) ) {
2827         scan = next;
2828         __kmp_affinity_type = affinity_compact;
2829         __kmp_affinity_gran = affinity_gran_thread;
2830         __kmp_affinity_dups = FALSE;
2831         kind = "\"threads\"";
2832     }
2833     else if ( __kmp_match_str( "cores", scan, &next ) ) {
2834         scan = next;
2835         __kmp_affinity_type = affinity_compact;
2836         __kmp_affinity_gran = affinity_gran_core;
2837         __kmp_affinity_dups = FALSE;
2838         kind = "\"cores\"";
2839     }
2840     else if ( __kmp_match_str( "sockets", scan, &next ) ) {
2841         scan = next;
2842         __kmp_affinity_type = affinity_compact;
2843         __kmp_affinity_gran = affinity_gran_package;
2844         __kmp_affinity_dups = FALSE;
2845         kind = "\"sockets\"";
2846     }
2847     else {
2848         if ( __kmp_affinity_proclist != NULL ) {
2849             KMP_INTERNAL_FREE( (void *)__kmp_affinity_proclist );
2850             __kmp_affinity_proclist = NULL;
2851         }
2852         if ( __kmp_parse_place_list( name, value, &__kmp_affinity_proclist ) ) {
2853             __kmp_affinity_type = affinity_explicit;
2854             __kmp_affinity_gran = affinity_gran_fine;
2855             __kmp_affinity_dups = FALSE;
2856             if ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_default ) {
2857                  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2858             }
2859         }
2860         return;
2861     }
2862 
2863     if ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_default ) {
2864         __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2865     }
2866 
2867     SKIP_WS(scan);
2868     if ( *scan == '\0' ) {
2869         return;
2870     }
2871 
2872     //
2873     // Parse option count parameter in parentheses
2874     //
2875     if ( *scan != '(' ) {
2876         KMP_WARNING( SyntaxErrorUsing, name, kind );
2877         return;
2878     }
2879     scan++;     // skip '('
2880 
2881     SKIP_WS(scan);
2882     next = scan;
2883     SKIP_DIGITS(next);
2884     count = __kmp_str_to_int(scan, *next);
2885     KMP_ASSERT(count >= 0);
2886     scan = next;
2887 
2888     SKIP_WS(scan);
2889     if ( *scan != ')' ) {
2890         KMP_WARNING( SyntaxErrorUsing, name, kind );
2891         return;
2892     }
2893     scan++;     // skip ')'
2894 
2895     SKIP_WS(scan);
2896     if ( *scan != '\0' ) {
2897         KMP_WARNING( ParseExtraCharsWarn, name, scan );
2898     }
2899     __kmp_affinity_num_places = count;
2900 }
2901 
2902 static void
2903 __kmp_stg_print_places( kmp_str_buf_t * buffer, char const * name,
2904   void * data )
2905 {
2906     if( __kmp_env_format ) {
2907         KMP_STR_BUF_PRINT_NAME;
2908     } else {
2909         __kmp_str_buf_print( buffer, "   %s", name );
2910     }
2911     if ( ( __kmp_nested_proc_bind.used == 0 )
2912       || ( __kmp_nested_proc_bind.bind_types == NULL )
2913       || ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_false ) ) {
2914         __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
2915     }
2916     else if ( __kmp_affinity_type == affinity_explicit ) {
2917         if ( __kmp_affinity_proclist != NULL ) {
2918             __kmp_str_buf_print( buffer, "='%s'\n", __kmp_affinity_proclist );
2919         }
2920         else {
2921             __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
2922         }
2923     }
2924     else if ( __kmp_affinity_type == affinity_compact ) {
2925         int num;
2926         if ( __kmp_affinity_num_masks > 0 ) {
2927             num = __kmp_affinity_num_masks;
2928         }
2929         else if ( __kmp_affinity_num_places > 0 ) {
2930             num = __kmp_affinity_num_places;
2931         }
2932         else {
2933             num = 0;
2934         }
2935         if ( __kmp_affinity_gran == affinity_gran_thread ) {
2936             if ( num > 0 ) {
2937                 __kmp_str_buf_print( buffer, "='threads(%d)'\n", num );
2938             }
2939             else {
2940                 __kmp_str_buf_print( buffer, "='threads'\n" );
2941             }
2942         }
2943         else if ( __kmp_affinity_gran == affinity_gran_core ) {
2944             if ( num > 0 ) {
2945                 __kmp_str_buf_print( buffer, "='cores(%d)' \n", num );
2946             }
2947             else {
2948                 __kmp_str_buf_print( buffer, "='cores'\n" );
2949             }
2950         }
2951         else if ( __kmp_affinity_gran == affinity_gran_package ) {
2952             if ( num > 0 ) {
2953                 __kmp_str_buf_print( buffer, "='sockets(%d)'\n", num );
2954             }
2955             else {
2956                 __kmp_str_buf_print( buffer, "='sockets'\n" );
2957             }
2958         }
2959         else {
2960             __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
2961         }
2962     }
2963     else {
2964         __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
2965     }
2966 }
2967 
2968 # endif /* OMP_40_ENABLED */
2969 
2970 # if (! OMP_40_ENABLED)
2971 
2972 static void
2973 __kmp_stg_parse_proc_bind( char const * name, char const * value, void * data )
2974 {
2975     int enabled;
2976     kmp_setting_t **rivals = (kmp_setting_t **) data;
2977     int rc;
2978 
2979     rc = __kmp_stg_check_rivals( name, value, rivals );
2980     if ( rc ) {
2981         return;
2982     }
2983 
2984     //
2985     // in OMP 3.1, OMP_PROC_BIND is strictly a boolean
2986     //
2987     __kmp_stg_parse_bool( name, value, & enabled );
2988     if ( enabled ) {
2989             //
2990             // OMP_PROC_BIND => granularity=fine,scatter on MIC
2991             // OMP_PROC_BIND => granularity=core,scatter elsewhere
2992             //
2993             __kmp_affinity_type = affinity_scatter;
2994 #  if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
2995             if( __kmp_mic_type != non_mic )
2996                 __kmp_affinity_gran = affinity_gran_fine;
2997             else
2998 #  endif
2999                 __kmp_affinity_gran = affinity_gran_core;
3000     }
3001     else {
3002         __kmp_affinity_type = affinity_none;
3003     }
3004 } // __kmp_parse_proc_bind
3005 
3006 # endif /* if (! OMP_40_ENABLED) */
3007 
3008 
3009 static void
3010 __kmp_stg_parse_topology_method( char const * name, char const * value,
3011   void * data ) {
3012     if ( __kmp_str_match( "all", 1, value ) ) {
3013        __kmp_affinity_top_method = affinity_top_method_all;
3014     }
3015 # if KMP_ARCH_X86 || KMP_ARCH_X86_64
3016     else if ( __kmp_str_match( "x2apic id", 9, value )
3017       || __kmp_str_match( "x2apic_id", 9, value )
3018       || __kmp_str_match( "x2apic-id", 9, value )
3019       || __kmp_str_match( "x2apicid", 8, value )
3020       || __kmp_str_match( "cpuid leaf 11", 13, value )
3021       || __kmp_str_match( "cpuid_leaf_11", 13, value )
3022       || __kmp_str_match( "cpuid-leaf-11", 13, value )
3023       || __kmp_str_match( "cpuid leaf11", 12, value )
3024       || __kmp_str_match( "cpuid_leaf11", 12, value )
3025       || __kmp_str_match( "cpuid-leaf11", 12, value )
3026       || __kmp_str_match( "cpuidleaf 11", 12, value )
3027       || __kmp_str_match( "cpuidleaf_11", 12, value )
3028       || __kmp_str_match( "cpuidleaf-11", 12, value )
3029       || __kmp_str_match( "cpuidleaf11", 11, value )
3030       || __kmp_str_match( "cpuid 11", 8, value )
3031       || __kmp_str_match( "cpuid_11", 8, value )
3032       || __kmp_str_match( "cpuid-11", 8, value )
3033       || __kmp_str_match( "cpuid11", 7, value )
3034       || __kmp_str_match( "leaf 11", 7, value )
3035       || __kmp_str_match( "leaf_11", 7, value )
3036       || __kmp_str_match( "leaf-11", 7, value )
3037       || __kmp_str_match( "leaf11", 6, value ) ) {
3038         __kmp_affinity_top_method = affinity_top_method_x2apicid;
3039     }
3040     else if ( __kmp_str_match( "apic id", 7, value )
3041       || __kmp_str_match( "apic_id", 7, value )
3042       || __kmp_str_match( "apic-id", 7, value )
3043       || __kmp_str_match( "apicid", 6, value )
3044       || __kmp_str_match( "cpuid leaf 4", 12, value )
3045       || __kmp_str_match( "cpuid_leaf_4", 12, value )
3046       || __kmp_str_match( "cpuid-leaf-4", 12, value )
3047       || __kmp_str_match( "cpuid leaf4", 11, value )
3048       || __kmp_str_match( "cpuid_leaf4", 11, value )
3049       || __kmp_str_match( "cpuid-leaf4", 11, value )
3050       || __kmp_str_match( "cpuidleaf 4", 11, value )
3051       || __kmp_str_match( "cpuidleaf_4", 11, value )
3052       || __kmp_str_match( "cpuidleaf-4", 11, value )
3053       || __kmp_str_match( "cpuidleaf4", 10, value )
3054       || __kmp_str_match( "cpuid 4", 7, value )
3055       || __kmp_str_match( "cpuid_4", 7, value )
3056       || __kmp_str_match( "cpuid-4", 7, value )
3057       || __kmp_str_match( "cpuid4", 6, value )
3058       || __kmp_str_match( "leaf 4", 6, value )
3059       || __kmp_str_match( "leaf_4", 6, value )
3060       || __kmp_str_match( "leaf-4", 6, value )
3061       || __kmp_str_match( "leaf4", 5, value ) ) {
3062         __kmp_affinity_top_method = affinity_top_method_apicid;
3063     }
3064 # endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3065     else if ( __kmp_str_match( "/proc/cpuinfo", 2, value )
3066       || __kmp_str_match( "cpuinfo", 5, value )) {
3067         __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3068     }
3069 # if KMP_GROUP_AFFINITY
3070     else if ( __kmp_str_match( "group", 1, value ) ) {
3071         __kmp_affinity_top_method = affinity_top_method_group;
3072     }
3073 # endif /* KMP_GROUP_AFFINITY */
3074     else if ( __kmp_str_match( "flat", 1, value ) ) {
3075         __kmp_affinity_top_method = affinity_top_method_flat;
3076     }
3077 # if KMP_USE_HWLOC
3078     else if ( __kmp_str_match( "hwloc", 1, value) ) {
3079         __kmp_affinity_top_method = affinity_top_method_hwloc;
3080     }
3081 # endif
3082     else {
3083         KMP_WARNING( StgInvalidValue, name, value );
3084     }
3085 } // __kmp_stg_parse_topology_method
3086 
3087 static void
3088 __kmp_stg_print_topology_method( kmp_str_buf_t * buffer, char const * name,
3089   void * data ) {
3090 # if KMP_DEBUG
3091     char const * value = NULL;
3092 
3093     switch ( __kmp_affinity_top_method ) {
3094         case affinity_top_method_default:
3095         value = "default";
3096         break;
3097 
3098         case affinity_top_method_all:
3099         value = "all";
3100         break;
3101 
3102 #  if KMP_ARCH_X86 || KMP_ARCH_X86_64
3103         case affinity_top_method_x2apicid:
3104         value = "x2APIC id";
3105         break;
3106 
3107         case affinity_top_method_apicid:
3108         value = "APIC id";
3109         break;
3110 #  endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3111 
3112 # if KMP_USE_HWLOC
3113         case affinity_top_method_hwloc:
3114         value = "hwloc";
3115         break;
3116 # endif
3117 
3118         case affinity_top_method_cpuinfo:
3119         value = "cpuinfo";
3120         break;
3121 
3122 #  if KMP_GROUP_AFFINITY
3123         case affinity_top_method_group:
3124         value = "group";
3125         break;
3126 #  endif /* KMP_GROUP_AFFINITY */
3127 
3128         case affinity_top_method_flat:
3129         value = "flat";
3130         break;
3131     }
3132 
3133     if ( value != NULL ) {
3134         __kmp_stg_print_str( buffer, name, value );
3135     }
3136 # endif /* KMP_DEBUG */
3137 } // __kmp_stg_print_topology_method
3138 
3139 #endif /* KMP_AFFINITY_SUPPORTED */
3140 
3141 
3142 #if OMP_40_ENABLED
3143 
3144 //
3145 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3146 // OMP_PLACES / place-partition-var is not.
3147 //
3148 static void
3149 __kmp_stg_parse_proc_bind( char const * name, char const * value, void * data )
3150 {
3151     kmp_setting_t **rivals = (kmp_setting_t **) data;
3152     int rc;
3153 
3154     rc = __kmp_stg_check_rivals( name, value, rivals );
3155     if ( rc ) {
3156         return;
3157     }
3158 
3159     //
3160     // in OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3161     //
3162     KMP_DEBUG_ASSERT( (__kmp_nested_proc_bind.bind_types != NULL)
3163       && ( __kmp_nested_proc_bind.used > 0 ) );
3164 
3165     const char *buf = value;
3166     const char *next;
3167     int num;
3168     SKIP_WS( buf );
3169     if ( (*buf >= '0') && (*buf <= '9') ) {
3170         next = buf;
3171         SKIP_DIGITS( next );
3172         num = __kmp_str_to_int( buf, *next );
3173         KMP_ASSERT( num >= 0 );
3174         buf = next;
3175         SKIP_WS( buf );
3176     }
3177     else {
3178         num = -1;
3179     }
3180 
3181     next = buf;
3182     if ( __kmp_match_str( "disabled", buf, &next ) ) {
3183         buf = next;
3184         SKIP_WS( buf );
3185 # if KMP_AFFINITY_SUPPORTED
3186         __kmp_affinity_type = affinity_disabled;
3187 # endif /* KMP_AFFINITY_SUPPORTED */
3188         __kmp_nested_proc_bind.used = 1;
3189         __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3190     }
3191     else if ( ( num == (int)proc_bind_false )
3192       || __kmp_match_str( "false", buf, &next ) ) {
3193         buf = next;
3194         SKIP_WS( buf );
3195 # if KMP_AFFINITY_SUPPORTED
3196         __kmp_affinity_type = affinity_none;
3197 # endif /* KMP_AFFINITY_SUPPORTED */
3198         __kmp_nested_proc_bind.used = 1;
3199         __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3200     }
3201     else if ( ( num == (int)proc_bind_true )
3202       || __kmp_match_str( "true", buf, &next ) ) {
3203         buf = next;
3204         SKIP_WS( buf );
3205         __kmp_nested_proc_bind.used = 1;
3206         __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3207     }
3208     else {
3209         //
3210         // Count the number of values in the env var string
3211         //
3212         const char *scan;
3213         int nelem = 1;
3214         for ( scan = buf; *scan != '\0'; scan++ ) {
3215             if ( *scan == ',' ) {
3216                 nelem++;
3217             }
3218         }
3219 
3220         //
3221         // Create / expand the nested proc_bind array as needed
3222         //
3223         if ( __kmp_nested_proc_bind.size < nelem ) {
3224             __kmp_nested_proc_bind.bind_types = (kmp_proc_bind_t *)
3225                 KMP_INTERNAL_REALLOC( __kmp_nested_proc_bind.bind_types,
3226                 sizeof(kmp_proc_bind_t) * nelem );
3227             if ( __kmp_nested_proc_bind.bind_types == NULL ) {
3228                 KMP_FATAL( MemoryAllocFailed );
3229             }
3230             __kmp_nested_proc_bind.size = nelem;
3231         }
3232         __kmp_nested_proc_bind.used = nelem;
3233 
3234         //
3235         // Save values in the nested proc_bind array
3236         //
3237         int i = 0;
3238         for (;;) {
3239             enum kmp_proc_bind_t bind;
3240 
3241             if ( ( num == (int)proc_bind_master )
3242               || __kmp_match_str( "master", buf, &next ) ) {
3243                 buf = next;
3244                 SKIP_WS( buf );
3245                 bind = proc_bind_master;
3246             }
3247             else if ( ( num == (int)proc_bind_close )
3248               || __kmp_match_str( "close", buf, &next ) ) {
3249                 buf = next;
3250                 SKIP_WS( buf );
3251                 bind = proc_bind_close;
3252             }
3253             else if ( ( num == (int)proc_bind_spread )
3254               || __kmp_match_str( "spread", buf, &next ) ) {
3255                 buf = next;
3256                 SKIP_WS( buf );
3257                 bind = proc_bind_spread;
3258             }
3259             else {
3260                 KMP_WARNING( StgInvalidValue, name, value );
3261                 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3262                 __kmp_nested_proc_bind.used = 1;
3263                 return;
3264             }
3265 
3266             __kmp_nested_proc_bind.bind_types[i++] = bind;
3267             if ( i >= nelem ) {
3268                 break;
3269             }
3270             KMP_DEBUG_ASSERT( *buf == ',' );
3271             buf++;
3272             SKIP_WS( buf );
3273 
3274             //
3275             // Read next value if it was specified as an integer
3276             //
3277             if ( (*buf >= '0') && (*buf <= '9') ) {
3278                 next = buf;
3279                 SKIP_DIGITS( next );
3280                 num = __kmp_str_to_int( buf, *next );
3281                 KMP_ASSERT( num >= 0 );
3282                 buf = next;
3283                 SKIP_WS( buf );
3284             }
3285             else {
3286                 num = -1;
3287             }
3288         }
3289         SKIP_WS( buf );
3290     }
3291     if ( *buf != '\0' ) {
3292         KMP_WARNING( ParseExtraCharsWarn, name, buf );
3293     }
3294 }
3295 
3296 
3297 static void
3298 __kmp_stg_print_proc_bind( kmp_str_buf_t * buffer, char const * name,
3299   void * data )
3300 {
3301     int nelem = __kmp_nested_proc_bind.used;
3302     if( __kmp_env_format ) {
3303         KMP_STR_BUF_PRINT_NAME;
3304     } else {
3305         __kmp_str_buf_print( buffer, "   %s", name );
3306     }
3307     if ( nelem == 0 ) {
3308         __kmp_str_buf_print( buffer, ": %s\n", KMP_I18N_STR( NotDefined ) );
3309     }
3310     else {
3311         int i;
3312         __kmp_str_buf_print( buffer, "='", name );
3313         for ( i = 0; i < nelem; i++ ) {
3314             switch ( __kmp_nested_proc_bind.bind_types[i] ) {
3315                 case proc_bind_false:
3316                 __kmp_str_buf_print( buffer, "false" );
3317                 break;
3318 
3319                 case proc_bind_true:
3320                 __kmp_str_buf_print( buffer, "true" );
3321                 break;
3322 
3323                 case proc_bind_master:
3324                 __kmp_str_buf_print( buffer, "master" );
3325                 break;
3326 
3327                 case proc_bind_close:
3328                 __kmp_str_buf_print( buffer, "close" );
3329                 break;
3330 
3331                 case proc_bind_spread:
3332                 __kmp_str_buf_print( buffer, "spread" );
3333                 break;
3334 
3335                 case proc_bind_intel:
3336                 __kmp_str_buf_print( buffer, "intel" );
3337                 break;
3338 
3339                 case proc_bind_default:
3340                 __kmp_str_buf_print( buffer, "default" );
3341                 break;
3342             }
3343             if ( i < nelem - 1 ) {
3344                 __kmp_str_buf_print( buffer, "," );
3345             }
3346         }
3347         __kmp_str_buf_print( buffer, "'\n" );
3348     }
3349 }
3350 
3351 #endif /* OMP_40_ENABLED */
3352 
3353 
3354 // -------------------------------------------------------------------------------------------------
3355 // OMP_DYNAMIC
3356 // -------------------------------------------------------------------------------------------------
3357 
3358 static void
3359 __kmp_stg_parse_omp_dynamic( char const * name, char const * value, void * data )
3360 {
3361     __kmp_stg_parse_bool( name, value, & (__kmp_global.g.g_dynamic) );
3362 } // __kmp_stg_parse_omp_dynamic
3363 
3364 static void
3365 __kmp_stg_print_omp_dynamic( kmp_str_buf_t * buffer, char const * name, void * data )
3366 {
3367     __kmp_stg_print_bool( buffer, name, __kmp_global.g.g_dynamic );
3368 } // __kmp_stg_print_omp_dynamic
3369 
3370 static void
3371 __kmp_stg_parse_kmp_dynamic_mode( char const * name, char const * value, void * data )
3372 {
3373     if ( TCR_4(__kmp_init_parallel) ) {
3374         KMP_WARNING( EnvParallelWarn, name );
3375         __kmp_env_toPrint( name, 0 );
3376         return;
3377     }
3378 #ifdef USE_LOAD_BALANCE
3379     else if ( __kmp_str_match( "load balance", 2, value )
3380       || __kmp_str_match( "load_balance", 2, value )
3381       || __kmp_str_match( "load-balance", 2, value )
3382       || __kmp_str_match( "loadbalance", 2, value )
3383       || __kmp_str_match( "balance", 1, value ) ) {
3384         __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3385     }
3386 #endif /* USE_LOAD_BALANCE */
3387     else if ( __kmp_str_match( "thread limit", 1, value )
3388       || __kmp_str_match( "thread_limit", 1, value )
3389       || __kmp_str_match( "thread-limit", 1, value )
3390       || __kmp_str_match( "threadlimit", 1, value )
3391       || __kmp_str_match( "limit", 2, value ) ) {
3392         __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3393     }
3394     else if ( __kmp_str_match( "random", 1, value ) ) {
3395         __kmp_global.g.g_dynamic_mode = dynamic_random;
3396     }
3397     else {
3398         KMP_WARNING( StgInvalidValue, name, value );
3399     }
3400 } //__kmp_stg_parse_kmp_dynamic_mode
3401 
3402 static void
3403 __kmp_stg_print_kmp_dynamic_mode( kmp_str_buf_t * buffer, char const * name, void * data )
3404 {
3405 #if KMP_DEBUG
3406     if ( __kmp_global.g.g_dynamic_mode == dynamic_default ) {
3407         __kmp_str_buf_print( buffer, "   %s: %s \n", name, KMP_I18N_STR( NotDefined ) );
3408     }
3409 # ifdef USE_LOAD_BALANCE
3410     else if ( __kmp_global.g.g_dynamic_mode == dynamic_load_balance ) {
3411         __kmp_stg_print_str( buffer, name, "load balance" );
3412     }
3413 # endif /* USE_LOAD_BALANCE */
3414     else if ( __kmp_global.g.g_dynamic_mode == dynamic_thread_limit ) {
3415         __kmp_stg_print_str( buffer, name, "thread limit" );
3416     }
3417     else if ( __kmp_global.g.g_dynamic_mode == dynamic_random ) {
3418         __kmp_stg_print_str( buffer, name, "random" );
3419     }
3420     else {
3421         KMP_ASSERT(0);
3422     }
3423 #endif /* KMP_DEBUG */
3424 } // __kmp_stg_print_kmp_dynamic_mode
3425 
3426 
3427 #ifdef USE_LOAD_BALANCE
3428 
3429 // -------------------------------------------------------------------------------------------------
3430 // KMP_LOAD_BALANCE_INTERVAL
3431 // -------------------------------------------------------------------------------------------------
3432 
3433 static void
3434 __kmp_stg_parse_ld_balance_interval( char const * name, char const * value, void * data )
3435 {
3436     double interval = __kmp_convert_to_double( value );
3437     if ( interval >= 0 ) {
3438         __kmp_load_balance_interval = interval;
3439     } else {
3440         KMP_WARNING( StgInvalidValue, name, value );
3441     }; // if
3442 } // __kmp_stg_parse_load_balance_interval
3443 
3444 static void
3445 __kmp_stg_print_ld_balance_interval( kmp_str_buf_t * buffer, char const * name, void * data ) {
3446 #if KMP_DEBUG
3447     __kmp_str_buf_print( buffer, "   %s=%8.6f\n", name, __kmp_load_balance_interval );
3448 #endif /* KMP_DEBUG */
3449 } // __kmp_stg_print_load_balance_interval
3450 
3451 #endif /* USE_LOAD_BALANCE */
3452 
3453 // -------------------------------------------------------------------------------------------------
3454 // KMP_INIT_AT_FORK
3455 // -------------------------------------------------------------------------------------------------
3456 
3457 static void
3458 __kmp_stg_parse_init_at_fork( char const * name, char const * value, void * data ) {
3459     __kmp_stg_parse_bool( name, value, & __kmp_need_register_atfork );
3460     if ( __kmp_need_register_atfork ) {
3461         __kmp_need_register_atfork_specified = TRUE;
3462     };
3463 } // __kmp_stg_parse_init_at_fork
3464 
3465 static void
3466 __kmp_stg_print_init_at_fork( kmp_str_buf_t * buffer, char const * name, void * data ) {
3467     __kmp_stg_print_bool( buffer, name, __kmp_need_register_atfork_specified );
3468 } // __kmp_stg_print_init_at_fork
3469 
3470 // -------------------------------------------------------------------------------------------------
3471 // KMP_SCHEDULE
3472 // -------------------------------------------------------------------------------------------------
3473 
3474 static void
3475 __kmp_stg_parse_schedule( char const * name, char const * value, void * data ) {
3476 
3477     if ( value != NULL ) {
3478         size_t length = KMP_STRLEN( value );
3479         if ( length > INT_MAX ) {
3480             KMP_WARNING( LongValue, name );
3481         } else {
3482             char *semicolon;
3483             if( value[ length - 1 ] == '"' || value[ length -1 ] == '\'' )
3484                 KMP_WARNING( UnbalancedQuotes, name );
3485             do {
3486                 char sentinel;
3487 
3488                 semicolon = (char *) strchr( value, ';' );
3489                 if( *value && semicolon != value ) {
3490                     char *comma = (char *) strchr( value, ',' );
3491 
3492                     if ( comma ) {
3493                         ++comma;
3494                         sentinel = ',';
3495                     } else
3496                         sentinel = ';';
3497                     if ( !__kmp_strcasecmp_with_sentinel( "static", value, sentinel ) ) {
3498                         if( !__kmp_strcasecmp_with_sentinel( "greedy", comma, ';' ) ) {
3499                             __kmp_static = kmp_sch_static_greedy;
3500                             continue;
3501                         } else if( !__kmp_strcasecmp_with_sentinel( "balanced", comma, ';' ) ) {
3502                             __kmp_static = kmp_sch_static_balanced;
3503                             continue;
3504                         }
3505                     } else if ( !__kmp_strcasecmp_with_sentinel( "guided", value, sentinel ) ) {
3506                         if ( !__kmp_strcasecmp_with_sentinel( "iterative", comma, ';' ) ) {
3507                             __kmp_guided = kmp_sch_guided_iterative_chunked;
3508                             continue;
3509                         } else if ( !__kmp_strcasecmp_with_sentinel( "analytical", comma, ';' ) ) {
3510                             /* analytical not allowed for too many threads */
3511                             __kmp_guided = kmp_sch_guided_analytical_chunked;
3512                             continue;
3513                         }
3514                     }
3515                     KMP_WARNING( InvalidClause, name, value );
3516                 } else
3517                     KMP_WARNING( EmptyClause, name );
3518             } while ( (value = semicolon ? semicolon + 1 : NULL) );
3519         }
3520     }; // if
3521 
3522 } // __kmp_stg_parse__schedule
3523 
3524 static void
3525 __kmp_stg_print_schedule( kmp_str_buf_t * buffer, char const * name, void * data ) {
3526     if( __kmp_env_format ) {
3527         KMP_STR_BUF_PRINT_NAME_EX(name);
3528     } else {
3529         __kmp_str_buf_print( buffer, "   %s='", name );
3530     }
3531     if ( __kmp_static == kmp_sch_static_greedy ) {
3532         __kmp_str_buf_print( buffer, "%s", "static,greedy");
3533     } else if ( __kmp_static == kmp_sch_static_balanced ) {
3534         __kmp_str_buf_print ( buffer, "%s", "static,balanced");
3535     }
3536     if ( __kmp_guided == kmp_sch_guided_iterative_chunked ) {
3537         __kmp_str_buf_print( buffer, ";%s'\n", "guided,iterative");
3538     } else if ( __kmp_guided == kmp_sch_guided_analytical_chunked ) {
3539         __kmp_str_buf_print( buffer, ";%s'\n", "guided,analytical");
3540     }
3541 } // __kmp_stg_print_schedule
3542 
3543 // -------------------------------------------------------------------------------------------------
3544 // OMP_SCHEDULE
3545 // -------------------------------------------------------------------------------------------------
3546 
3547 static void
3548 __kmp_stg_parse_omp_schedule( char const * name, char const * value, void * data )
3549 {
3550     size_t      length;
3551     if( value ) {
3552         length = KMP_STRLEN( value );
3553         if( length ) {
3554             char *comma = (char *) strchr( value, ',' );
3555             if( value[ length - 1 ] == '"' || value[ length -1 ] == '\'')
3556                 KMP_WARNING( UnbalancedQuotes, name );
3557             /* get the specified scheduling style */
3558             if (!__kmp_strcasecmp_with_sentinel("dynamic", value, ','))          /* DYNAMIC */
3559                 __kmp_sched = kmp_sch_dynamic_chunked;
3560             else if (!__kmp_strcasecmp_with_sentinel("guided", value, ','))      /* GUIDED */
3561                 __kmp_sched = kmp_sch_guided_chunked;
3562 // AC: TODO: add AUTO schedule, and pprobably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3563             else if (!__kmp_strcasecmp_with_sentinel("auto", value, ',')) {       /* AUTO */
3564                 __kmp_sched = kmp_sch_auto;
3565                 if( comma ) {
3566                     __kmp_msg( kmp_ms_warning, KMP_MSG( IgnoreChunk, name, comma ), __kmp_msg_null );
3567                     comma = NULL;
3568                 }
3569             }
3570             else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", value, ',')) /* TRAPEZOIDAL */
3571                 __kmp_sched = kmp_sch_trapezoidal;
3572             else if (!__kmp_strcasecmp_with_sentinel("static", value, ','))      /* STATIC */
3573                 __kmp_sched = kmp_sch_static;
3574 #if KMP_STATIC_STEAL_ENABLED
3575             else if (!__kmp_strcasecmp_with_sentinel("static_steal", value, ','))
3576                 __kmp_sched = kmp_sch_static_steal;
3577 #endif
3578             else {
3579                 KMP_WARNING( StgInvalidValue, name, value );
3580                 value = NULL; /* skip processing of comma */
3581             }
3582             if( value && comma ) {
3583                 __kmp_env_chunk = TRUE;
3584 
3585                 if(__kmp_sched == kmp_sch_static)
3586                     __kmp_sched = kmp_sch_static_chunked;
3587                 ++comma;
3588                 __kmp_chunk = __kmp_str_to_int( comma, 0 );
3589                 if ( __kmp_chunk < 1 ) {
3590                     __kmp_chunk = KMP_DEFAULT_CHUNK;
3591                     __kmp_msg( kmp_ms_warning, KMP_MSG( InvalidChunk, name, comma ), __kmp_msg_null );
3592                     KMP_INFORM( Using_int_Value, name, __kmp_chunk );
3593 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK (to improve code coverage :)
3594 //     The default chunk size is 1 according to standard, thus making KMP_MIN_CHUNK not 1 we would introduce mess:
3595 //     wrong chunk becomes 1, but it will be impossible to explicitely set 1, because it becomes KMP_MIN_CHUNK...
3596 //                } else if ( __kmp_chunk < KMP_MIN_CHUNK ) {
3597 //                    __kmp_chunk = KMP_MIN_CHUNK;
3598                 } else if ( __kmp_chunk > KMP_MAX_CHUNK ) {
3599                     __kmp_chunk = KMP_MAX_CHUNK;
3600                     __kmp_msg( kmp_ms_warning, KMP_MSG( LargeChunk, name, comma ), __kmp_msg_null );
3601                     KMP_INFORM( Using_int_Value, name, __kmp_chunk );
3602                 }
3603             } else
3604                 __kmp_env_chunk = FALSE;
3605         } else
3606             KMP_WARNING( EmptyString, name );
3607     }
3608     K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
3609     K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
3610     K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
3611     K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
3612 } // __kmp_stg_parse_omp_schedule
3613 
3614 static void
3615 __kmp_stg_print_omp_schedule( kmp_str_buf_t * buffer, char const * name, void * data ) {
3616     if( __kmp_env_format ) {
3617         KMP_STR_BUF_PRINT_NAME_EX(name);
3618     } else {
3619         __kmp_str_buf_print( buffer, "   %s='", name );
3620     }
3621     if ( __kmp_chunk ) {
3622         switch ( __kmp_sched ) {
3623             case kmp_sch_dynamic_chunked:
3624                 __kmp_str_buf_print( buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
3625                 break;
3626             case kmp_sch_guided_iterative_chunked:
3627             case kmp_sch_guided_analytical_chunked:
3628                 __kmp_str_buf_print( buffer, "%s,%d'\n", "guided", __kmp_chunk);
3629                 break;
3630             case kmp_sch_trapezoidal:
3631                 __kmp_str_buf_print( buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
3632                 break;
3633             case kmp_sch_static:
3634             case kmp_sch_static_chunked:
3635             case kmp_sch_static_balanced:
3636             case kmp_sch_static_greedy:
3637                 __kmp_str_buf_print( buffer, "%s,%d'\n", "static", __kmp_chunk);
3638                 break;
3639             case kmp_sch_static_steal:
3640                 __kmp_str_buf_print( buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
3641                 break;
3642             case kmp_sch_auto:
3643                 __kmp_str_buf_print( buffer, "%s,%d'\n", "auto", __kmp_chunk);
3644                 break;
3645         }
3646     } else {
3647         switch ( __kmp_sched ) {
3648             case kmp_sch_dynamic_chunked:
3649                 __kmp_str_buf_print( buffer, "%s'\n", "dynamic");
3650                 break;
3651             case kmp_sch_guided_iterative_chunked:
3652             case kmp_sch_guided_analytical_chunked:
3653                 __kmp_str_buf_print( buffer, "%s'\n", "guided");
3654                 break;
3655             case kmp_sch_trapezoidal:
3656                 __kmp_str_buf_print( buffer, "%s'\n", "trapezoidal");
3657                 break;
3658             case kmp_sch_static:
3659             case kmp_sch_static_chunked:
3660             case kmp_sch_static_balanced:
3661             case kmp_sch_static_greedy:
3662                 __kmp_str_buf_print( buffer, "%s'\n", "static");
3663                 break;
3664             case kmp_sch_static_steal:
3665                 __kmp_str_buf_print( buffer, "%s'\n", "static_steal");
3666                 break;
3667             case kmp_sch_auto:
3668                 __kmp_str_buf_print( buffer, "%s'\n", "auto");
3669                 break;
3670         }
3671     }
3672 } // __kmp_stg_print_omp_schedule
3673 
3674 // -------------------------------------------------------------------------------------------------
3675 // KMP_ATOMIC_MODE
3676 // -------------------------------------------------------------------------------------------------
3677 
3678 static void
3679 __kmp_stg_parse_atomic_mode( char const * name, char const * value, void * data ) {
3680     // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP compatibility mode.
3681     int mode = 0;
3682     int max  = 1;
3683     #ifdef KMP_GOMP_COMPAT
3684         max = 2;
3685     #endif /* KMP_GOMP_COMPAT */
3686     __kmp_stg_parse_int( name, value, 0, max, & mode );
3687     // TODO; parse_int is not very suitable for this case. In case of overflow it is better to use
3688     // 0 rather that max value.
3689     if ( mode > 0 ) {
3690         __kmp_atomic_mode = mode;
3691     }; // if
3692 } // __kmp_stg_parse_atomic_mode
3693 
3694 static void
3695 __kmp_stg_print_atomic_mode( kmp_str_buf_t * buffer, char const * name, void * data ) {
3696     __kmp_stg_print_int( buffer, name, __kmp_atomic_mode );
3697 } // __kmp_stg_print_atomic_mode
3698 
3699 
3700 // -------------------------------------------------------------------------------------------------
3701 // KMP_CONSISTENCY_CHECK
3702 // -------------------------------------------------------------------------------------------------
3703 
3704 static void
3705 __kmp_stg_parse_consistency_check( char const * name, char const * value, void * data ) {
3706     if ( ! __kmp_strcasecmp_with_sentinel( "all", value, 0 ) ) {
3707         // Note, this will not work from kmp_set_defaults because th_cons stack was not allocated
3708         // for existed thread(s) thus the first __kmp_push_<construct> will break with assertion.
3709         // TODO: allocate th_cons if called from kmp_set_defaults.
3710         __kmp_env_consistency_check = TRUE;
3711     } else if ( ! __kmp_strcasecmp_with_sentinel( "none", value, 0 ) ) {
3712         __kmp_env_consistency_check = FALSE;
3713     } else {
3714         KMP_WARNING( StgInvalidValue, name, value );
3715     }; // if
3716 } // __kmp_stg_parse_consistency_check
3717 
3718 static void
3719 __kmp_stg_print_consistency_check( kmp_str_buf_t * buffer, char const * name, void * data ) {
3720 #if KMP_DEBUG
3721     const char *value = NULL;
3722 
3723     if ( __kmp_env_consistency_check ) {
3724         value = "all";
3725     } else {
3726         value = "none";
3727     }
3728 
3729     if ( value != NULL ) {
3730         __kmp_stg_print_str( buffer, name, value );
3731     }
3732 #endif /* KMP_DEBUG */
3733 } // __kmp_stg_print_consistency_check
3734 
3735 
3736 #if USE_ITT_BUILD
3737 // -------------------------------------------------------------------------------------------------
3738 // KMP_ITT_PREPARE_DELAY
3739 // -------------------------------------------------------------------------------------------------
3740 
3741 #if USE_ITT_NOTIFY
3742 
3743 static void
3744 __kmp_stg_parse_itt_prepare_delay( char const * name, char const * value, void * data )
3745 {
3746     // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop iterations.
3747     int delay = 0;
3748     __kmp_stg_parse_int( name, value, 0, INT_MAX, & delay );
3749     __kmp_itt_prepare_delay = delay;
3750 } // __kmp_str_parse_itt_prepare_delay
3751 
3752 static void
3753 __kmp_stg_print_itt_prepare_delay( kmp_str_buf_t * buffer, char const * name, void * data ) {
3754     __kmp_stg_print_uint64( buffer, name, __kmp_itt_prepare_delay );
3755 
3756 } // __kmp_str_print_itt_prepare_delay
3757 
3758 #endif // USE_ITT_NOTIFY
3759 #endif /* USE_ITT_BUILD */
3760 
3761 // -------------------------------------------------------------------------------------------------
3762 // KMP_MALLOC_POOL_INCR
3763 // -------------------------------------------------------------------------------------------------
3764 
3765 static void
3766 __kmp_stg_parse_malloc_pool_incr( char const * name, char const * value, void * data ) {
3767     __kmp_stg_parse_size(
3768             name,
3769             value,
3770             KMP_MIN_MALLOC_POOL_INCR,
3771             KMP_MAX_MALLOC_POOL_INCR,
3772             NULL,
3773             & __kmp_malloc_pool_incr,
3774             1
3775         );
3776 } // __kmp_stg_parse_malloc_pool_incr
3777 
3778 static void
3779 __kmp_stg_print_malloc_pool_incr( kmp_str_buf_t * buffer, char const * name, void * data ) {
3780        __kmp_stg_print_size( buffer, name, __kmp_malloc_pool_incr );
3781 
3782 } // _kmp_stg_print_malloc_pool_incr
3783 
3784 
3785 #ifdef KMP_DEBUG
3786 
3787 // -------------------------------------------------------------------------------------------------
3788 // KMP_PAR_RANGE
3789 // -------------------------------------------------------------------------------------------------
3790 
3791 static void
3792 __kmp_stg_parse_par_range_env( char const * name, char const * value, void * data ) {
3793         __kmp_stg_parse_par_range(
3794             name,
3795             value,
3796             & __kmp_par_range,
3797             __kmp_par_range_routine,
3798             __kmp_par_range_filename,
3799             & __kmp_par_range_lb,
3800             & __kmp_par_range_ub
3801         );
3802 } // __kmp_stg_parse_par_range_env
3803 
3804 static void
3805 __kmp_stg_print_par_range_env( kmp_str_buf_t * buffer, char const * name, void * data ) {
3806     if (__kmp_par_range != 0) {
3807         __kmp_stg_print_str( buffer, name, par_range_to_print );
3808     }
3809 } // __kmp_stg_print_par_range_env
3810 
3811 // -------------------------------------------------------------------------------------------------
3812 // KMP_YIELD_CYCLE, KMP_YIELD_ON, KMP_YIELD_OFF
3813 // -------------------------------------------------------------------------------------------------
3814 
3815 static void
3816 __kmp_stg_parse_yield_cycle( char const * name, char const * value, void * data ) {
3817     int flag = __kmp_yield_cycle;
3818     __kmp_stg_parse_bool( name, value, & flag );
3819     __kmp_yield_cycle = flag;
3820 } // __kmp_stg_parse_yield_cycle
3821 
3822 static void
3823 __kmp_stg_print_yield_cycle( kmp_str_buf_t * buffer, char const * name, void * data ) {
3824     __kmp_stg_print_bool( buffer, name, __kmp_yield_cycle );
3825 } // __kmp_stg_print_yield_cycle
3826 
3827 static void
3828 __kmp_stg_parse_yield_on( char const * name, char const * value, void * data ) {
3829         __kmp_stg_parse_int( name, value, 2, INT_MAX, & __kmp_yield_on_count );
3830 } // __kmp_stg_parse_yield_on
3831 
3832 static void
3833 __kmp_stg_print_yield_on( kmp_str_buf_t * buffer, char const * name, void * data ) {
3834     __kmp_stg_print_int( buffer, name, __kmp_yield_on_count );
3835 } // __kmp_stg_print_yield_on
3836 
3837 static void
3838 __kmp_stg_parse_yield_off( char const * name, char const * value, void * data ) {
3839         __kmp_stg_parse_int( name, value, 2, INT_MAX, & __kmp_yield_off_count );
3840 } // __kmp_stg_parse_yield_off
3841 
3842 static void
3843 __kmp_stg_print_yield_off( kmp_str_buf_t * buffer, char const * name, void * data ) {
3844     __kmp_stg_print_int( buffer, name, __kmp_yield_off_count );
3845 } // __kmp_stg_print_yield_off
3846 
3847 #endif
3848 
3849 // -------------------------------------------------------------------------------------------------
3850 // KMP_INIT_WAIT, KMP_NEXT_WAIT
3851 // -------------------------------------------------------------------------------------------------
3852 
3853 static void
3854 __kmp_stg_parse_init_wait( char const * name, char const * value, void * data ) {
3855    int wait;
3856    KMP_ASSERT( ( __kmp_init_wait & 1 ) == 0 );
3857    wait = __kmp_init_wait / 2;
3858     __kmp_stg_parse_int( name, value, KMP_MIN_INIT_WAIT, KMP_MAX_INIT_WAIT, & wait );
3859     __kmp_init_wait = wait * 2;
3860     KMP_ASSERT( ( __kmp_init_wait & 1 ) == 0 );
3861     __kmp_yield_init = __kmp_init_wait;
3862 } // __kmp_stg_parse_init_wait
3863 
3864 static void
3865 __kmp_stg_print_init_wait( kmp_str_buf_t * buffer, char const * name, void * data ) {
3866     __kmp_stg_print_int( buffer, name, __kmp_init_wait );
3867 } // __kmp_stg_print_init_wait
3868 
3869 static void
3870 __kmp_stg_parse_next_wait( char const * name, char const * value, void * data ) {
3871     int wait;
3872     KMP_ASSERT( ( __kmp_next_wait & 1 ) == 0 );
3873     wait = __kmp_next_wait / 2;
3874     __kmp_stg_parse_int( name, value, KMP_MIN_NEXT_WAIT, KMP_MAX_NEXT_WAIT, & wait );
3875     __kmp_next_wait = wait * 2;
3876     KMP_ASSERT( ( __kmp_next_wait & 1 ) == 0 );
3877     __kmp_yield_next = __kmp_next_wait;
3878 } // __kmp_stg_parse_next_wait
3879 
3880 static void
3881 __kmp_stg_print_next_wait( kmp_str_buf_t * buffer, char const * name, void * data ) {
3882     __kmp_stg_print_int( buffer, name, __kmp_next_wait );
3883 } //__kmp_stg_print_next_wait
3884 
3885 
3886 // -------------------------------------------------------------------------------------------------
3887 // KMP_GTID_MODE
3888 // -------------------------------------------------------------------------------------------------
3889 
3890 static void
3891 __kmp_stg_parse_gtid_mode( char const * name, char const * value, void * data ) {
3892     //
3893     // Modes:
3894     //   0 -- do not change default
3895     //   1 -- sp search
3896     //   2 -- use "keyed" TLS var, i.e.
3897     //        pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
3898     //   3 -- __declspec(thread) TLS var in tdata section
3899     //
3900     int mode = 0;
3901     int max  = 2;
3902     #ifdef KMP_TDATA_GTID
3903         max = 3;
3904     #endif /* KMP_TDATA_GTID */
3905     __kmp_stg_parse_int( name, value, 0, max, & mode );
3906     // TODO; parse_int is not very suitable for this case. In case of overflow it is better to use
3907     // 0 rather that max value.
3908     if ( mode == 0 ) {
3909         __kmp_adjust_gtid_mode = TRUE;
3910     }
3911     else {
3912         __kmp_gtid_mode = mode;
3913         __kmp_adjust_gtid_mode = FALSE;
3914     }; // if
3915 } // __kmp_str_parse_gtid_mode
3916 
3917 static void
3918 __kmp_stg_print_gtid_mode( kmp_str_buf_t * buffer, char const * name, void * data ) {
3919     if ( __kmp_adjust_gtid_mode ) {
3920         __kmp_stg_print_int( buffer, name, 0 );
3921     }
3922     else {
3923         __kmp_stg_print_int( buffer, name, __kmp_gtid_mode );
3924     }
3925 } // __kmp_stg_print_gtid_mode
3926 
3927 // -------------------------------------------------------------------------------------------------
3928 // KMP_NUM_LOCKS_IN_BLOCK
3929 // -------------------------------------------------------------------------------------------------
3930 
3931 static void
3932 __kmp_stg_parse_lock_block( char const * name, char const * value, void * data ) {
3933     __kmp_stg_parse_int( name, value, 0, KMP_INT_MAX, & __kmp_num_locks_in_block );
3934 } // __kmp_str_parse_lock_block
3935 
3936 static void
3937 __kmp_stg_print_lock_block( kmp_str_buf_t * buffer, char const * name, void * data ) {
3938     __kmp_stg_print_int( buffer, name, __kmp_num_locks_in_block );
3939 } // __kmp_stg_print_lock_block
3940 
3941 // -------------------------------------------------------------------------------------------------
3942 // KMP_LOCK_KIND
3943 // -------------------------------------------------------------------------------------------------
3944 
3945 #if KMP_USE_DYNAMIC_LOCK
3946 # define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
3947 #else
3948 # define KMP_STORE_LOCK_SEQ(a)
3949 #endif
3950 
3951 static void
3952 __kmp_stg_parse_lock_kind( char const * name, char const * value, void * data ) {
3953     if ( __kmp_init_user_locks ) {
3954         KMP_WARNING( EnvLockWarn, name );
3955         return;
3956     }
3957 
3958     if ( __kmp_str_match( "tas", 2, value )
3959       || __kmp_str_match( "test and set", 2, value )
3960       || __kmp_str_match( "test_and_set", 2, value )
3961       || __kmp_str_match( "test-and-set", 2, value )
3962       || __kmp_str_match( "test andset", 2, value )
3963       || __kmp_str_match( "test_andset", 2, value )
3964       || __kmp_str_match( "test-andset", 2, value )
3965       || __kmp_str_match( "testand set", 2, value )
3966       || __kmp_str_match( "testand_set", 2, value )
3967       || __kmp_str_match( "testand-set", 2, value )
3968       || __kmp_str_match( "testandset", 2, value ) ) {
3969         __kmp_user_lock_kind = lk_tas;
3970         KMP_STORE_LOCK_SEQ(tas);
3971     }
3972 #if KMP_USE_FUTEX
3973     else if ( __kmp_str_match( "futex", 1, value ) ) {
3974         if ( __kmp_futex_determine_capable() ) {
3975             __kmp_user_lock_kind = lk_futex;
3976             KMP_STORE_LOCK_SEQ(futex);
3977         }
3978         else {
3979             KMP_WARNING( FutexNotSupported, name, value );
3980         }
3981     }
3982 #endif
3983     else if ( __kmp_str_match( "ticket", 2, value ) ) {
3984         __kmp_user_lock_kind = lk_ticket;
3985         KMP_STORE_LOCK_SEQ(ticket);
3986     }
3987     else if ( __kmp_str_match( "queuing", 1, value )
3988       || __kmp_str_match( "queue", 1, value ) ) {
3989         __kmp_user_lock_kind = lk_queuing;
3990         KMP_STORE_LOCK_SEQ(queuing);
3991     }
3992     else if ( __kmp_str_match( "drdpa ticket", 1, value )
3993       || __kmp_str_match( "drdpa_ticket", 1, value )
3994       || __kmp_str_match( "drdpa-ticket", 1, value )
3995       || __kmp_str_match( "drdpaticket", 1, value )
3996       || __kmp_str_match( "drdpa", 1, value ) ) {
3997         __kmp_user_lock_kind = lk_drdpa;
3998         KMP_STORE_LOCK_SEQ(drdpa);
3999     }
4000 #if KMP_USE_ADAPTIVE_LOCKS
4001     else if ( __kmp_str_match( "adaptive", 1, value )  ) {
4002         if( __kmp_cpuinfo.rtm ) { // ??? Is cpuinfo available here?
4003             __kmp_user_lock_kind = lk_adaptive;
4004             KMP_STORE_LOCK_SEQ(adaptive);
4005         } else {
4006             KMP_WARNING( AdaptiveNotSupported, name, value );
4007             __kmp_user_lock_kind = lk_queuing;
4008             KMP_STORE_LOCK_SEQ(queuing);
4009         }
4010     }
4011 #endif // KMP_USE_ADAPTIVE_LOCKS
4012 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4013     else if ( __kmp_str_match("rtm", 1, value) ) {
4014         if ( __kmp_cpuinfo.rtm ) {
4015             __kmp_user_lock_kind = lk_rtm;
4016             KMP_STORE_LOCK_SEQ(rtm);
4017         } else {
4018             KMP_WARNING( AdaptiveNotSupported, name, value );
4019             __kmp_user_lock_kind = lk_queuing;
4020             KMP_STORE_LOCK_SEQ(queuing);
4021         }
4022     }
4023     else if ( __kmp_str_match("hle", 1, value) ) {
4024         __kmp_user_lock_kind = lk_hle;
4025         KMP_STORE_LOCK_SEQ(hle);
4026     }
4027 #endif
4028     else {
4029         KMP_WARNING( StgInvalidValue, name, value );
4030     }
4031 }
4032 
4033 static void
4034 __kmp_stg_print_lock_kind( kmp_str_buf_t * buffer, char const * name, void * data ) {
4035     const char *value = NULL;
4036 
4037     switch ( __kmp_user_lock_kind ) {
4038         case lk_default:
4039         value = "default";
4040         break;
4041 
4042         case lk_tas:
4043         value = "tas";
4044         break;
4045 
4046 #if KMP_USE_FUTEX
4047         case lk_futex:
4048         value = "futex";
4049         break;
4050 #endif
4051 
4052 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4053         case lk_rtm:
4054         value = "rtm";
4055         break;
4056 
4057         case lk_hle:
4058         value = "hle";
4059         break;
4060 #endif
4061 
4062         case lk_ticket:
4063         value = "ticket";
4064         break;
4065 
4066         case lk_queuing:
4067         value = "queuing";
4068         break;
4069 
4070         case lk_drdpa:
4071         value = "drdpa";
4072         break;
4073 #if KMP_USE_ADAPTIVE_LOCKS
4074         case lk_adaptive:
4075         value = "adaptive";
4076         break;
4077 #endif
4078     }
4079 
4080     if ( value != NULL ) {
4081         __kmp_stg_print_str( buffer, name, value );
4082     }
4083 }
4084 
4085 // -------------------------------------------------------------------------------------------------
4086 // KMP_SPIN_BACKOFF_PARAMS
4087 // -------------------------------------------------------------------------------------------------
4088 
4089 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick for machine pause)
4090 static void
4091 __kmp_stg_parse_spin_backoff_params(const char* name, const char* value, void* data)
4092 {
4093     const char *next = value;
4094 
4095     int total = 0;          // Count elements that were set. It'll be used as an array size
4096     int prev_comma = FALSE; // For correct processing sequential commas
4097     int i;
4098 
4099     kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4100     kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4101 
4102     // Run only 3 iterations because it is enough to read two values or find a syntax error
4103     for ( i = 0; i < 3 ; i++) {
4104         SKIP_WS( next );
4105 
4106         if ( *next == '\0' ) {
4107             break;
4108         }
4109         // Next character is not an integer or not a comma OR number of values > 2 => end of list
4110         if ( ( ( *next < '0' || *next > '9' ) && *next !=',' ) || total > 2 ) {
4111             KMP_WARNING( EnvSyntaxError, name, value );
4112             return;
4113         }
4114         // The next character is ','
4115         if ( *next == ',' ) {
4116             // ',' is the fisrt character
4117             if ( total == 0 || prev_comma ) {
4118                 total++;
4119             }
4120             prev_comma = TRUE;
4121             next++; //skip ','
4122             SKIP_WS( next );
4123         }
4124         // Next character is a digit
4125         if ( *next >= '0' && *next <= '9' ) {
4126             int num;
4127             const char *buf = next;
4128             char const * msg  = NULL;
4129             prev_comma = FALSE;
4130             SKIP_DIGITS( next );
4131             total++;
4132 
4133             const char *tmp = next;
4134             SKIP_WS( tmp );
4135             if ( ( *next == ' ' || *next == '\t' ) && ( *tmp >= '0' && *tmp <= '9' ) ) {
4136                 KMP_WARNING( EnvSpacesNotAllowed, name, value );
4137                 return;
4138             }
4139 
4140             num = __kmp_str_to_int( buf, *next );
4141             if ( num <= 0 ) { // The number of retries should be > 0
4142                 msg = KMP_I18N_STR( ValueTooSmall );
4143                 num = 1;
4144             } else if ( num > KMP_INT_MAX ) {
4145                 msg = KMP_I18N_STR( ValueTooLarge );
4146                 num = KMP_INT_MAX;
4147             }
4148             if ( msg != NULL ) {
4149                 // Message is not empty. Print warning.
4150                 KMP_WARNING( ParseSizeIntWarn, name, value, msg );
4151                 KMP_INFORM( Using_int_Value, name, num );
4152             }
4153             if( total == 1 ) {
4154                 max_backoff = num;
4155             } else if( total == 2 ) {
4156                 min_tick = num;
4157             }
4158         }
4159     }
4160     KMP_DEBUG_ASSERT( total > 0 );
4161     if( total <= 0 ) {
4162         KMP_WARNING( EnvSyntaxError, name, value );
4163         return;
4164     }
4165     __kmp_spin_backoff_params.max_backoff = max_backoff;
4166     __kmp_spin_backoff_params.min_tick    = min_tick;
4167 }
4168 
4169 static void
4170 __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer, char const* name, void* data)
4171 {
4172     if( __kmp_env_format ) {
4173         KMP_STR_BUF_PRINT_NAME_EX(name);
4174     } else {
4175         __kmp_str_buf_print( buffer, "   %s='", name );
4176     }
4177     __kmp_str_buf_print( buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4178                          __kmp_spin_backoff_params.min_tick );
4179 }
4180 
4181 #if KMP_USE_ADAPTIVE_LOCKS
4182 
4183 // -------------------------------------------------------------------------------------------------
4184 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4185 // -------------------------------------------------------------------------------------------------
4186 
4187 // Parse out values for the tunable parameters from a string of the form
4188 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4189 static void
4190 __kmp_stg_parse_adaptive_lock_props( const char *name, const char *value, void *data )
4191 {
4192     int max_retries = 0;
4193     int max_badness = 0;
4194 
4195     const char *next = value;
4196 
4197     int total = 0;          // Count elements that were set. It'll be used as an array size
4198     int prev_comma = FALSE; // For correct processing sequential commas
4199     int i;
4200 
4201     // Save values in the structure __kmp_speculative_backoff_params
4202     // Run only 3 iterations because it is enough to read two values or find a syntax error
4203     for ( i = 0; i < 3 ; i++) {
4204         SKIP_WS( next );
4205 
4206         if ( *next == '\0' ) {
4207             break;
4208         }
4209         // Next character is not an integer or not a comma OR number of values > 2 => end of list
4210         if ( ( ( *next < '0' || *next > '9' ) && *next !=',' ) || total > 2 ) {
4211             KMP_WARNING( EnvSyntaxError, name, value );
4212             return;
4213         }
4214         // The next character is ','
4215         if ( *next == ',' ) {
4216             // ',' is the fisrt character
4217             if ( total == 0 || prev_comma ) {
4218                 total++;
4219             }
4220             prev_comma = TRUE;
4221             next++; //skip ','
4222             SKIP_WS( next );
4223         }
4224         // Next character is a digit
4225         if ( *next >= '0' && *next <= '9' ) {
4226             int num;
4227             const char *buf = next;
4228             char const * msg  = NULL;
4229             prev_comma = FALSE;
4230             SKIP_DIGITS( next );
4231             total++;
4232 
4233             const char *tmp = next;
4234             SKIP_WS( tmp );
4235             if ( ( *next == ' ' || *next == '\t' ) && ( *tmp >= '0' && *tmp <= '9' ) ) {
4236                 KMP_WARNING( EnvSpacesNotAllowed, name, value );
4237                 return;
4238             }
4239 
4240             num = __kmp_str_to_int( buf, *next );
4241             if ( num < 0 ) { // The number of retries should be >= 0
4242                 msg = KMP_I18N_STR( ValueTooSmall );
4243                 num = 1;
4244             } else if ( num > KMP_INT_MAX ) {
4245                 msg = KMP_I18N_STR( ValueTooLarge );
4246                 num = KMP_INT_MAX;
4247             }
4248             if ( msg != NULL ) {
4249                 // Message is not empty. Print warning.
4250                 KMP_WARNING( ParseSizeIntWarn, name, value, msg );
4251                 KMP_INFORM( Using_int_Value, name, num );
4252             }
4253             if( total == 1 ) {
4254                 max_retries = num;
4255             } else if( total == 2 ) {
4256                 max_badness = num;
4257             }
4258         }
4259     }
4260     KMP_DEBUG_ASSERT( total > 0 );
4261     if( total <= 0 ) {
4262         KMP_WARNING( EnvSyntaxError, name, value );
4263         return;
4264     }
4265     __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4266     __kmp_adaptive_backoff_params.max_badness = max_badness;
4267 }
4268 
4269 
4270 static void
4271 __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t * buffer, char const * name, void * data )
4272 {
4273     if( __kmp_env_format ) {
4274         KMP_STR_BUF_PRINT_NAME_EX(name);
4275     } else {
4276         __kmp_str_buf_print( buffer, "   %s='", name );
4277     }
4278     __kmp_str_buf_print( buffer, "%d,%d'\n", __kmp_adaptive_backoff_params.max_soft_retries,
4279                          __kmp_adaptive_backoff_params.max_badness );
4280 } // __kmp_stg_print_adaptive_lock_props
4281 
4282 #if KMP_DEBUG_ADAPTIVE_LOCKS
4283 
4284 static void
4285 __kmp_stg_parse_speculative_statsfile( char const * name, char const * value, void * data ) {
4286     __kmp_stg_parse_file( name, value, "", & __kmp_speculative_statsfile );
4287 } // __kmp_stg_parse_speculative_statsfile
4288 
4289 static void
4290 __kmp_stg_print_speculative_statsfile( kmp_str_buf_t * buffer, char const * name, void * data ) {
4291     if ( __kmp_str_match( "-", 0, __kmp_speculative_statsfile )  ) {
4292         __kmp_stg_print_str( buffer, name, "stdout" );
4293     } else {
4294         __kmp_stg_print_str( buffer, name, __kmp_speculative_statsfile );
4295     }
4296 
4297 } // __kmp_stg_print_speculative_statsfile
4298 
4299 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4300 
4301 #endif // KMP_USE_ADAPTIVE_LOCKS
4302 
4303 // -------------------------------------------------------------------------------------------------
4304 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4305 // -------------------------------------------------------------------------------------------------
4306 
4307 // The longest observable sequense of items is
4308 // Socket-Node-Tile-Core-Thread
4309 // So, let's limit to 5 levels for now
4310 // The input string is usually short enough, let's use 512 limit for now
4311 #define MAX_T_LEVEL 5
4312 #define MAX_STR_LEN 512
4313 static void
4314 __kmp_stg_parse_hw_subset( char const * name, char const * value, void * data ) {
4315   // Value example: 1s,5c@3,2T
4316   // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4317   static int parsed = 0;
4318   if( strcmp(name, "KMP_PLACE_THREADS") == 0 ) {
4319     KMP_INFORM(EnvVarDeprecated,name,"KMP_HW_SUBSET");
4320     if( parsed == 1 ) {
4321       return; // already parsed KMP_HW_SUBSET
4322     }
4323   }
4324   parsed = 1;
4325 
4326   char *components[MAX_T_LEVEL];
4327   char const *digits = "0123456789";
4328   char input[MAX_STR_LEN];
4329   size_t len = 0, mlen = MAX_STR_LEN;
4330   int level = 0;
4331   // Canonize the string (remove spaces, unify delimiters, etc.)
4332   char *pos = (char *)value;
4333   while (*pos && mlen) {
4334     if (*pos != ' ') { // skip spaces
4335       if (len == 0 && *pos == ':') {
4336         __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4337       } else {
4338         input[len] = toupper(*pos);
4339         if (input[len] == 'X')
4340           input[len] = ','; // unify delimiters of levels
4341         if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4342           input[len] = '@'; // unify delimiters of offset
4343         len++;
4344       }
4345     }
4346     mlen--;
4347     pos++;
4348   }
4349   if (len == 0 || mlen == 0)
4350     goto err; // contents is either empty or too long
4351   input[len] = '\0';
4352   __kmp_hws_requested = 1; // mark that subset requested
4353   // Split by delimiter
4354   pos = input;
4355   components[level++] = pos;
4356   while (pos = strchr(pos, ',')) {
4357     *pos = '\0'; // modify input and avoid more copying
4358     components[level++] = ++pos; // expect something after ","
4359     if (level > MAX_T_LEVEL)
4360       goto err; // too many components provided
4361   }
4362   // Check each component
4363   for (int i = 0; i < level; ++i) {
4364     int offset = 0;
4365     int num = atoi(components[i]); // each component should start with a number
4366     if ((pos = strchr(components[i], '@'))) {
4367       offset = atoi(pos + 1); // save offset
4368       *pos = '\0'; // cut the offset from the component
4369     }
4370     pos = components[i] + strspn(components[i], digits);
4371     if (pos == components[i])
4372       goto err;
4373     // detect the component type
4374     switch (*pos) {
4375     case 'S': // Socket
4376       if (__kmp_hws_socket.num > 0)
4377         goto err; // duplicate is not allowed
4378       __kmp_hws_socket.num = num;
4379       __kmp_hws_socket.offset = offset;
4380       break;
4381     case 'N': // NUMA Node
4382       if (__kmp_hws_node.num > 0)
4383         goto err; // duplicate is not allowed
4384       __kmp_hws_node.num = num;
4385       __kmp_hws_node.offset = offset;
4386       break;
4387     case 'L': // Cache
4388       if (*(pos + 1) == '2') { // L2 - Tile
4389         if (__kmp_hws_tile.num > 0)
4390           goto err; // duplicate is not allowed
4391         __kmp_hws_tile.num = num;
4392         __kmp_hws_tile.offset = offset;
4393       } else if (*(pos + 1) == '3') { // L3 - Socket
4394         if (__kmp_hws_socket.num > 0)
4395           goto err; // duplicate is not allowed
4396         __kmp_hws_socket.num = num;
4397         __kmp_hws_socket.offset = offset;
4398       } else if (*(pos + 1) == '1') { // L1 - Core
4399         if (__kmp_hws_core.num > 0)
4400           goto err; // duplicate is not allowed
4401         __kmp_hws_core.num = num;
4402         __kmp_hws_core.offset = offset;
4403       }
4404       break;
4405     case 'C': // Core (or Cache?)
4406       if (*(pos + 1) != 'A') {
4407         if (__kmp_hws_core.num > 0)
4408           goto err; // duplicate is not allowed
4409         __kmp_hws_core.num = num;
4410         __kmp_hws_core.offset = offset;
4411       } else { // Cache
4412         char *d = pos + strcspn(pos, digits); // find digit
4413         if (*d == '2') { // L2 - Tile
4414           if (__kmp_hws_tile.num > 0)
4415             goto err; // duplicate is not allowed
4416           __kmp_hws_tile.num = num;
4417           __kmp_hws_tile.offset = offset;
4418         } else if (*d == '3') { // L3 - Socket
4419           if (__kmp_hws_socket.num > 0)
4420             goto err; // duplicate is not allowed
4421           __kmp_hws_socket.num = num;
4422           __kmp_hws_socket.offset = offset;
4423         } else if (*d == '1') { // L1 - Core
4424           if (__kmp_hws_core.num > 0)
4425             goto err; // duplicate is not allowed
4426           __kmp_hws_core.num = num;
4427           __kmp_hws_core.offset = offset;
4428         } else {
4429           goto err;
4430         }
4431       }
4432       break;
4433     case 'T': // Thread
4434       if (__kmp_hws_proc.num > 0)
4435         goto err; // duplicate is not allowed
4436       __kmp_hws_proc.num = num;
4437       __kmp_hws_proc.offset = offset;
4438       break;
4439     default:
4440       goto err;
4441     }
4442   }
4443   return;
4444 err:
4445   KMP_WARNING(AffHWSubsetInvalid, name, value);
4446   __kmp_hws_requested = 0; // mark that subset not requested
4447   return;
4448 }
4449 
4450 static void
4451 __kmp_stg_print_hw_subset( kmp_str_buf_t * buffer, char const * name, void * data ) {
4452     if (__kmp_hws_requested) {
4453         int comma = 0;
4454         kmp_str_buf_t buf;
4455         __kmp_str_buf_init(&buf);
4456         if(__kmp_env_format)
4457             KMP_STR_BUF_PRINT_NAME_EX(name);
4458         else
4459             __kmp_str_buf_print(buffer, "   %s='", name);
4460         if (__kmp_hws_socket.num) {
4461             __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4462             if (__kmp_hws_socket.offset)
4463                 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4464             comma = 1;
4465         }
4466         if (__kmp_hws_node.num) {
4467             __kmp_str_buf_print(&buf, "%s%dn", comma?",":"", __kmp_hws_node.num);
4468             if (__kmp_hws_node.offset)
4469                 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4470             comma = 1;
4471         }
4472         if (__kmp_hws_tile.num) {
4473             __kmp_str_buf_print(&buf, "%s%dL2", comma?",":"", __kmp_hws_tile.num);
4474             if (__kmp_hws_tile.offset)
4475                 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4476             comma = 1;
4477         }
4478         if (__kmp_hws_core.num) {
4479             __kmp_str_buf_print(&buf, "%s%dc", comma?",":"", __kmp_hws_core.num);
4480             if (__kmp_hws_core.offset)
4481                 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4482             comma = 1;
4483         }
4484         if (__kmp_hws_proc.num)
4485             __kmp_str_buf_print(&buf, "%s%dt", comma?",":"", __kmp_hws_proc.num);
4486         __kmp_str_buf_print(buffer, "%s'\n", buf.str );
4487         __kmp_str_buf_free(&buf);
4488     }
4489 }
4490 
4491 #if USE_ITT_BUILD
4492 // -------------------------------------------------------------------------------------------------
4493 // KMP_FORKJOIN_FRAMES
4494 // -------------------------------------------------------------------------------------------------
4495 
4496 static void
4497 __kmp_stg_parse_forkjoin_frames( char const * name, char const * value, void * data ) {
4498     __kmp_stg_parse_bool( name, value, & __kmp_forkjoin_frames );
4499 } // __kmp_stg_parse_forkjoin_frames
4500 
4501 static void
4502 __kmp_stg_print_forkjoin_frames( kmp_str_buf_t * buffer, char const * name, void * data ) {
4503     __kmp_stg_print_bool( buffer, name, __kmp_forkjoin_frames );
4504 } // __kmp_stg_print_forkjoin_frames
4505 
4506 // -------------------------------------------------------------------------------------------------
4507 // KMP_FORKJOIN_FRAMES_MODE
4508 // -------------------------------------------------------------------------------------------------
4509 
4510 static void
4511 __kmp_stg_parse_forkjoin_frames_mode( char const * name, char const * value, void * data ) {
4512     __kmp_stg_parse_int( name, value, 0, 3, & __kmp_forkjoin_frames_mode );
4513 } // __kmp_stg_parse_forkjoin_frames
4514 
4515 static void
4516 __kmp_stg_print_forkjoin_frames_mode( kmp_str_buf_t * buffer, char const * name, void * data ) {
4517     __kmp_stg_print_int( buffer, name, __kmp_forkjoin_frames_mode );
4518 } // __kmp_stg_print_forkjoin_frames
4519 #endif /* USE_ITT_BUILD */
4520 
4521 // -------------------------------------------------------------------------------------------------
4522 // OMP_DISPLAY_ENV
4523 // -------------------------------------------------------------------------------------------------
4524 
4525 #if OMP_40_ENABLED
4526 
4527 static void
4528 __kmp_stg_parse_omp_display_env( char const * name, char const * value, void * data )
4529 {
4530     if ( __kmp_str_match( "VERBOSE", 1, value ) )
4531     {
4532         __kmp_display_env_verbose = TRUE;
4533     } else {
4534         __kmp_stg_parse_bool( name, value, & __kmp_display_env );
4535     }
4536 
4537 } // __kmp_stg_parse_omp_display_env
4538 
4539 static void
4540 __kmp_stg_print_omp_display_env( kmp_str_buf_t * buffer, char const * name, void * data )
4541 {
4542     if ( __kmp_display_env_verbose )
4543     {
4544         __kmp_stg_print_str( buffer, name, "VERBOSE" );
4545     } else {
4546         __kmp_stg_print_bool( buffer, name, __kmp_display_env );
4547     }
4548 } // __kmp_stg_print_omp_display_env
4549 
4550 static void
4551 __kmp_stg_parse_omp_cancellation( char const * name, char const * value, void * data ) {
4552     if ( TCR_4(__kmp_init_parallel) ) {
4553         KMP_WARNING( EnvParallelWarn, name );
4554         return;
4555     }   // read value before first parallel only
4556     __kmp_stg_parse_bool( name, value, & __kmp_omp_cancellation );
4557 } // __kmp_stg_parse_omp_cancellation
4558 
4559 static void
4560 __kmp_stg_print_omp_cancellation( kmp_str_buf_t * buffer, char const * name, void * data ) {
4561     __kmp_stg_print_bool( buffer, name, __kmp_omp_cancellation );
4562 } // __kmp_stg_print_omp_cancellation
4563 
4564 #endif
4565 
4566 // -------------------------------------------------------------------------------------------------
4567 // Table.
4568 // -------------------------------------------------------------------------------------------------
4569 
4570 
4571 static kmp_setting_t __kmp_stg_table[] = {
4572 
4573     { "KMP_ALL_THREADS",                   __kmp_stg_parse_all_threads,        __kmp_stg_print_all_threads,        NULL, 0, 0 },
4574     { "KMP_BLOCKTIME",                     __kmp_stg_parse_blocktime,          __kmp_stg_print_blocktime,          NULL, 0, 0 },
4575     { "KMP_DUPLICATE_LIB_OK",              __kmp_stg_parse_duplicate_lib_ok,   __kmp_stg_print_duplicate_lib_ok,   NULL, 0, 0 },
4576     { "KMP_LIBRARY",                       __kmp_stg_parse_wait_policy,        __kmp_stg_print_wait_policy,        NULL, 0, 0 },
4577     { "KMP_MAX_THREADS",                   __kmp_stg_parse_all_threads,        NULL,                               NULL, 0, 0 }, // For backward compatibility
4578 #if KMP_USE_MONITOR
4579     { "KMP_MONITOR_STACKSIZE",             __kmp_stg_parse_monitor_stacksize,  __kmp_stg_print_monitor_stacksize,  NULL, 0, 0 },
4580 #endif
4581     { "KMP_SETTINGS",                      __kmp_stg_parse_settings,           __kmp_stg_print_settings,           NULL, 0, 0 },
4582     { "KMP_STACKOFFSET",                   __kmp_stg_parse_stackoffset,        __kmp_stg_print_stackoffset,        NULL, 0, 0 },
4583     { "KMP_STACKSIZE",                     __kmp_stg_parse_stacksize,          __kmp_stg_print_stacksize,          NULL, 0, 0 },
4584     { "KMP_STACKPAD",                      __kmp_stg_parse_stackpad,           __kmp_stg_print_stackpad,           NULL, 0, 0 },
4585     { "KMP_VERSION",                       __kmp_stg_parse_version,            __kmp_stg_print_version,            NULL, 0, 0 },
4586     { "KMP_WARNINGS",                      __kmp_stg_parse_warnings,           __kmp_stg_print_warnings,           NULL, 0, 0 },
4587 
4588     { "OMP_NESTED",                        __kmp_stg_parse_nested,             __kmp_stg_print_nested,             NULL, 0, 0 },
4589     { "OMP_NUM_THREADS",                   __kmp_stg_parse_num_threads,        __kmp_stg_print_num_threads,        NULL, 0, 0 },
4590     { "OMP_STACKSIZE",                     __kmp_stg_parse_stacksize,          __kmp_stg_print_stacksize,          NULL, 0, 0 },
4591 
4592     { "KMP_TASKING",                       __kmp_stg_parse_tasking,            __kmp_stg_print_tasking,            NULL, 0, 0 },
4593     { "KMP_TASK_STEALING_CONSTRAINT",      __kmp_stg_parse_task_stealing,      __kmp_stg_print_task_stealing,      NULL, 0, 0 },
4594     { "OMP_MAX_ACTIVE_LEVELS",             __kmp_stg_parse_max_active_levels,  __kmp_stg_print_max_active_levels,  NULL, 0, 0 },
4595 #if OMP_40_ENABLED
4596     { "OMP_DEFAULT_DEVICE",                __kmp_stg_parse_default_device,     __kmp_stg_print_default_device,     NULL, 0, 0 },
4597 #endif
4598 #if OMP_45_ENABLED
4599     { "OMP_MAX_TASK_PRIORITY",             __kmp_stg_parse_max_task_priority,  __kmp_stg_print_max_task_priority,  NULL, 0, 0 },
4600 #endif
4601     { "OMP_THREAD_LIMIT",                  __kmp_stg_parse_all_threads,        __kmp_stg_print_all_threads,        NULL, 0, 0 },
4602     { "OMP_WAIT_POLICY",                   __kmp_stg_parse_wait_policy,        __kmp_stg_print_wait_policy,        NULL, 0, 0 },
4603     { "KMP_DISP_NUM_BUFFERS",              __kmp_stg_parse_disp_buffers,       __kmp_stg_print_disp_buffers,       NULL, 0, 0 },
4604 #if KMP_NESTED_HOT_TEAMS
4605     { "KMP_HOT_TEAMS_MAX_LEVEL",           __kmp_stg_parse_hot_teams_level,    __kmp_stg_print_hot_teams_level,    NULL, 0, 0 },
4606     { "KMP_HOT_TEAMS_MODE",                __kmp_stg_parse_hot_teams_mode,     __kmp_stg_print_hot_teams_mode,     NULL, 0, 0 },
4607 #endif // KMP_NESTED_HOT_TEAMS
4608 
4609 #if KMP_HANDLE_SIGNALS
4610     { "KMP_HANDLE_SIGNALS",                __kmp_stg_parse_handle_signals,     __kmp_stg_print_handle_signals,     NULL, 0, 0 },
4611 #endif
4612 
4613 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
4614     { "KMP_INHERIT_FP_CONTROL",            __kmp_stg_parse_inherit_fp_control, __kmp_stg_print_inherit_fp_control, NULL, 0, 0 },
4615 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
4616 
4617 #ifdef KMP_GOMP_COMPAT
4618     { "GOMP_STACKSIZE",                    __kmp_stg_parse_stacksize,          NULL,                               NULL, 0, 0 },
4619 #endif
4620 
4621 #ifdef KMP_DEBUG
4622     { "KMP_A_DEBUG",                       __kmp_stg_parse_a_debug,            __kmp_stg_print_a_debug,            NULL, 0, 0 },
4623     { "KMP_B_DEBUG",                       __kmp_stg_parse_b_debug,            __kmp_stg_print_b_debug,            NULL, 0, 0 },
4624     { "KMP_C_DEBUG",                       __kmp_stg_parse_c_debug,            __kmp_stg_print_c_debug,            NULL, 0, 0 },
4625     { "KMP_D_DEBUG",                       __kmp_stg_parse_d_debug,            __kmp_stg_print_d_debug,            NULL, 0, 0 },
4626     { "KMP_E_DEBUG",                       __kmp_stg_parse_e_debug,            __kmp_stg_print_e_debug,            NULL, 0, 0 },
4627     { "KMP_F_DEBUG",                       __kmp_stg_parse_f_debug,            __kmp_stg_print_f_debug,            NULL, 0, 0 },
4628     { "KMP_DEBUG",                         __kmp_stg_parse_debug,              NULL, /* no print */                NULL, 0, 0 },
4629     { "KMP_DEBUG_BUF",                     __kmp_stg_parse_debug_buf,          __kmp_stg_print_debug_buf,          NULL, 0, 0 },
4630     { "KMP_DEBUG_BUF_ATOMIC",              __kmp_stg_parse_debug_buf_atomic,   __kmp_stg_print_debug_buf_atomic,   NULL, 0, 0 },
4631     { "KMP_DEBUG_BUF_CHARS",               __kmp_stg_parse_debug_buf_chars,    __kmp_stg_print_debug_buf_chars,    NULL, 0, 0 },
4632     { "KMP_DEBUG_BUF_LINES",               __kmp_stg_parse_debug_buf_lines,    __kmp_stg_print_debug_buf_lines,    NULL, 0, 0 },
4633     { "KMP_DIAG",                          __kmp_stg_parse_diag,               __kmp_stg_print_diag,               NULL, 0, 0 },
4634 
4635     { "KMP_PAR_RANGE",                     __kmp_stg_parse_par_range_env,      __kmp_stg_print_par_range_env,      NULL, 0, 0 },
4636     { "KMP_YIELD_CYCLE",                   __kmp_stg_parse_yield_cycle,        __kmp_stg_print_yield_cycle,        NULL, 0, 0 },
4637     { "KMP_YIELD_ON",                      __kmp_stg_parse_yield_on,           __kmp_stg_print_yield_on,           NULL, 0, 0 },
4638     { "KMP_YIELD_OFF",                     __kmp_stg_parse_yield_off,          __kmp_stg_print_yield_off,          NULL, 0, 0 },
4639 #endif // KMP_DEBUG
4640 
4641     { "KMP_ALIGN_ALLOC",                   __kmp_stg_parse_align_alloc,        __kmp_stg_print_align_alloc,        NULL, 0, 0 },
4642 
4643     { "KMP_PLAIN_BARRIER",                 __kmp_stg_parse_barrier_branch_bit, __kmp_stg_print_barrier_branch_bit, NULL, 0, 0 },
4644     { "KMP_PLAIN_BARRIER_PATTERN",         __kmp_stg_parse_barrier_pattern,    __kmp_stg_print_barrier_pattern,    NULL, 0, 0 },
4645     { "KMP_FORKJOIN_BARRIER",              __kmp_stg_parse_barrier_branch_bit, __kmp_stg_print_barrier_branch_bit, NULL, 0, 0 },
4646     { "KMP_FORKJOIN_BARRIER_PATTERN",      __kmp_stg_parse_barrier_pattern,    __kmp_stg_print_barrier_pattern,    NULL, 0, 0 },
4647 #if KMP_FAST_REDUCTION_BARRIER
4648     { "KMP_REDUCTION_BARRIER",             __kmp_stg_parse_barrier_branch_bit, __kmp_stg_print_barrier_branch_bit, NULL, 0, 0 },
4649     { "KMP_REDUCTION_BARRIER_PATTERN",     __kmp_stg_parse_barrier_pattern,    __kmp_stg_print_barrier_pattern,    NULL, 0, 0 },
4650 #endif
4651 
4652     { "KMP_ABORT_DELAY",                   __kmp_stg_parse_abort_delay,        __kmp_stg_print_abort_delay,        NULL, 0, 0 },
4653     { "KMP_CPUINFO_FILE",                  __kmp_stg_parse_cpuinfo_file,       __kmp_stg_print_cpuinfo_file,       NULL, 0, 0 },
4654     { "KMP_FORCE_REDUCTION",               __kmp_stg_parse_force_reduction,    __kmp_stg_print_force_reduction,    NULL, 0, 0 },
4655     { "KMP_DETERMINISTIC_REDUCTION",       __kmp_stg_parse_force_reduction,    __kmp_stg_print_force_reduction,    NULL, 0, 0 },
4656     { "KMP_STORAGE_MAP",                   __kmp_stg_parse_storage_map,        __kmp_stg_print_storage_map,        NULL, 0, 0 },
4657     { "KMP_ALL_THREADPRIVATE",             __kmp_stg_parse_all_threadprivate,  __kmp_stg_print_all_threadprivate,  NULL, 0, 0 },
4658     { "KMP_FOREIGN_THREADS_THREADPRIVATE", __kmp_stg_parse_foreign_threads_threadprivate, __kmp_stg_print_foreign_threads_threadprivate,     NULL, 0, 0 },
4659 
4660 #if KMP_AFFINITY_SUPPORTED
4661     { "KMP_AFFINITY",                      __kmp_stg_parse_affinity,           __kmp_stg_print_affinity,           NULL, 0, 0 },
4662 # ifdef KMP_GOMP_COMPAT
4663     { "GOMP_CPU_AFFINITY",                 __kmp_stg_parse_gomp_cpu_affinity,  NULL, /* no print */                NULL, 0, 0 },
4664 # endif /* KMP_GOMP_COMPAT */
4665 # if OMP_40_ENABLED
4666     { "OMP_PROC_BIND",                     __kmp_stg_parse_proc_bind,          __kmp_stg_print_proc_bind,          NULL, 0, 0 },
4667     { "OMP_PLACES",                        __kmp_stg_parse_places,             __kmp_stg_print_places,             NULL, 0, 0 },
4668 # else
4669     { "OMP_PROC_BIND",                     __kmp_stg_parse_proc_bind,          NULL, /* no print */                NULL, 0, 0 },
4670 # endif /* OMP_40_ENABLED */
4671 
4672     { "KMP_TOPOLOGY_METHOD",               __kmp_stg_parse_topology_method,    __kmp_stg_print_topology_method,    NULL, 0, 0 },
4673 
4674 #else
4675 
4676     //
4677     // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
4678     // OMP_PROC_BIND and proc-bind-var are supported, however.
4679     //
4680 # if OMP_40_ENABLED
4681     { "OMP_PROC_BIND",                     __kmp_stg_parse_proc_bind,          __kmp_stg_print_proc_bind,          NULL, 0, 0 },
4682 # endif
4683 
4684 #endif // KMP_AFFINITY_SUPPORTED
4685 
4686     { "KMP_INIT_AT_FORK",                  __kmp_stg_parse_init_at_fork,       __kmp_stg_print_init_at_fork,       NULL, 0, 0 },
4687     { "KMP_SCHEDULE",                      __kmp_stg_parse_schedule,           __kmp_stg_print_schedule,           NULL, 0, 0 },
4688     { "OMP_SCHEDULE",                      __kmp_stg_parse_omp_schedule,       __kmp_stg_print_omp_schedule,       NULL, 0, 0 },
4689     { "KMP_ATOMIC_MODE",                   __kmp_stg_parse_atomic_mode,        __kmp_stg_print_atomic_mode,        NULL, 0, 0 },
4690     { "KMP_CONSISTENCY_CHECK",             __kmp_stg_parse_consistency_check,  __kmp_stg_print_consistency_check,  NULL, 0, 0 },
4691 
4692 #if USE_ITT_BUILD && USE_ITT_NOTIFY
4693     { "KMP_ITT_PREPARE_DELAY",             __kmp_stg_parse_itt_prepare_delay,  __kmp_stg_print_itt_prepare_delay,  NULL, 0, 0 },
4694 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
4695     { "KMP_MALLOC_POOL_INCR",              __kmp_stg_parse_malloc_pool_incr,   __kmp_stg_print_malloc_pool_incr,   NULL, 0, 0 },
4696     { "KMP_INIT_WAIT",                     __kmp_stg_parse_init_wait,          __kmp_stg_print_init_wait,          NULL, 0, 0 },
4697     { "KMP_NEXT_WAIT",                     __kmp_stg_parse_next_wait,          __kmp_stg_print_next_wait,          NULL, 0, 0 },
4698     { "KMP_GTID_MODE",                     __kmp_stg_parse_gtid_mode,          __kmp_stg_print_gtid_mode,          NULL, 0, 0 },
4699     { "OMP_DYNAMIC",                       __kmp_stg_parse_omp_dynamic,        __kmp_stg_print_omp_dynamic,        NULL, 0, 0 },
4700     { "KMP_DYNAMIC_MODE",                  __kmp_stg_parse_kmp_dynamic_mode,   __kmp_stg_print_kmp_dynamic_mode,   NULL, 0, 0 },
4701 
4702 #ifdef USE_LOAD_BALANCE
4703     { "KMP_LOAD_BALANCE_INTERVAL",         __kmp_stg_parse_ld_balance_interval,__kmp_stg_print_ld_balance_interval,NULL, 0, 0 },
4704 #endif
4705 
4706     { "KMP_NUM_LOCKS_IN_BLOCK",            __kmp_stg_parse_lock_block,         __kmp_stg_print_lock_block,         NULL, 0, 0 },
4707     { "KMP_LOCK_KIND",                     __kmp_stg_parse_lock_kind,          __kmp_stg_print_lock_kind,          NULL, 0, 0 },
4708     { "KMP_SPIN_BACKOFF_PARAMS",           __kmp_stg_parse_spin_backoff_params, __kmp_stg_print_spin_backoff_params, NULL, 0, 0 },
4709 #if KMP_USE_ADAPTIVE_LOCKS
4710     { "KMP_ADAPTIVE_LOCK_PROPS",           __kmp_stg_parse_adaptive_lock_props,__kmp_stg_print_adaptive_lock_props,  NULL, 0, 0 },
4711 #if KMP_DEBUG_ADAPTIVE_LOCKS
4712     { "KMP_SPECULATIVE_STATSFILE",         __kmp_stg_parse_speculative_statsfile,__kmp_stg_print_speculative_statsfile,  NULL, 0, 0 },
4713 #endif
4714 #endif // KMP_USE_ADAPTIVE_LOCKS
4715     { "KMP_PLACE_THREADS",                 __kmp_stg_parse_hw_subset,      __kmp_stg_print_hw_subset,      NULL, 0, 0 },
4716     { "KMP_HW_SUBSET",                     __kmp_stg_parse_hw_subset,      __kmp_stg_print_hw_subset,      NULL, 0, 0 },
4717 #if USE_ITT_BUILD
4718     { "KMP_FORKJOIN_FRAMES",               __kmp_stg_parse_forkjoin_frames,    __kmp_stg_print_forkjoin_frames,    NULL, 0, 0 },
4719     { "KMP_FORKJOIN_FRAMES_MODE",          __kmp_stg_parse_forkjoin_frames_mode,__kmp_stg_print_forkjoin_frames_mode,  NULL, 0, 0 },
4720 #endif
4721 
4722 # if OMP_40_ENABLED
4723     { "OMP_DISPLAY_ENV",                   __kmp_stg_parse_omp_display_env,    __kmp_stg_print_omp_display_env,    NULL, 0, 0 },
4724     { "OMP_CANCELLATION",                  __kmp_stg_parse_omp_cancellation,   __kmp_stg_print_omp_cancellation,   NULL, 0, 0 },
4725 #endif
4726     { "",                                  NULL,                               NULL,                               NULL, 0, 0 }
4727 }; // settings
4728 
4729 static int const __kmp_stg_count = sizeof( __kmp_stg_table ) / sizeof( kmp_setting_t );
4730 
4731 static inline
4732 kmp_setting_t *
4733 __kmp_stg_find( char const * name ) {
4734 
4735     int i;
4736     if ( name != NULL ) {
4737         for ( i = 0; i < __kmp_stg_count; ++ i ) {
4738             if ( strcmp( __kmp_stg_table[ i ].name, name ) == 0 ) {
4739                 return & __kmp_stg_table[ i ];
4740             }; // if
4741         }; // for
4742     }; // if
4743     return NULL;
4744 
4745 } // __kmp_stg_find
4746 
4747 
4748 static int
4749 __kmp_stg_cmp( void const * _a, void const * _b ) {
4750     kmp_setting_t * a = (kmp_setting_t *) _a;
4751     kmp_setting_t * b = (kmp_setting_t *) _b;
4752 
4753     //
4754     // Process KMP_AFFINITY last.
4755     // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
4756     //
4757     if ( strcmp( a->name, "KMP_AFFINITY" ) == 0 ) {
4758         if ( strcmp( b->name, "KMP_AFFINITY" ) == 0 ) {
4759             return 0;
4760         }
4761         return 1;
4762     }
4763     else if ( strcmp( b->name, "KMP_AFFINITY" ) == 0 ) {
4764         return -1;
4765     }
4766     return strcmp( a->name, b->name );
4767 } // __kmp_stg_cmp
4768 
4769 
4770 static void
4771 __kmp_stg_init( void
4772 ) {
4773 
4774     static int initialized = 0;
4775 
4776     if ( ! initialized ) {
4777 
4778         // Sort table.
4779         qsort( __kmp_stg_table, __kmp_stg_count - 1, sizeof( kmp_setting_t ), __kmp_stg_cmp );
4780 
4781         { // Initialize *_STACKSIZE data.
4782 
4783             kmp_setting_t * kmp_stacksize  = __kmp_stg_find( "KMP_STACKSIZE"  );      // 1st priority.
4784 #ifdef KMP_GOMP_COMPAT
4785             kmp_setting_t * gomp_stacksize = __kmp_stg_find( "GOMP_STACKSIZE" );      // 2nd priority.
4786 #endif
4787             kmp_setting_t * omp_stacksize  = __kmp_stg_find( "OMP_STACKSIZE"  );      // 3rd priority.
4788 
4789             // !!! volatile keyword is Intel (R) C Compiler bug CQ49908 workaround.
4790             // !!! Compiler does not understand rivals is used and optimizes out assignments
4791             // !!!     rivals[ i ++ ] = ...;
4792             static kmp_setting_t * volatile rivals[ 4 ];
4793             static kmp_stg_ss_data_t kmp_data  = {    1, (kmp_setting_t **)rivals };
4794 #ifdef KMP_GOMP_COMPAT
4795             static kmp_stg_ss_data_t gomp_data = { 1024, (kmp_setting_t **)rivals };
4796 #endif
4797             static kmp_stg_ss_data_t omp_data  = { 1024, (kmp_setting_t **)rivals };
4798             int i = 0;
4799 
4800             rivals[ i ++ ] = kmp_stacksize;
4801 #ifdef KMP_GOMP_COMPAT
4802             if ( gomp_stacksize != NULL ) {
4803                 rivals[ i ++ ] = gomp_stacksize;
4804             }; // if
4805 #endif
4806             rivals[ i ++ ] = omp_stacksize;
4807             rivals[ i ++ ] = NULL;
4808 
4809             kmp_stacksize->data = & kmp_data;
4810 #ifdef KMP_GOMP_COMPAT
4811             if ( gomp_stacksize != NULL ) {
4812                 gomp_stacksize->data = & gomp_data;
4813             }; // if
4814 #endif
4815             omp_stacksize->data = & omp_data;
4816 
4817         }
4818 
4819         { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
4820 
4821             kmp_setting_t * kmp_library     = __kmp_stg_find( "KMP_LIBRARY" );        // 1st priority.
4822             kmp_setting_t * omp_wait_policy = __kmp_stg_find( "OMP_WAIT_POLICY" );    // 2nd priority.
4823 
4824             // !!! volatile keyword is Intel (R) C Compiler bug CQ49908 workaround.
4825             static kmp_setting_t * volatile rivals[ 3 ];
4826             static kmp_stg_wp_data_t kmp_data  = { 0, (kmp_setting_t **)rivals };
4827             static kmp_stg_wp_data_t omp_data  = { 1, (kmp_setting_t **)rivals };
4828             int i = 0;
4829 
4830             rivals[ i ++ ] = kmp_library;
4831             if ( omp_wait_policy != NULL ) {
4832                 rivals[ i ++ ] = omp_wait_policy;
4833             }; // if
4834             rivals[ i ++ ] = NULL;
4835 
4836             kmp_library->data  = & kmp_data;
4837             if ( omp_wait_policy != NULL ) {
4838                 omp_wait_policy->data = & omp_data;
4839             }; // if
4840 
4841         }
4842 
4843         { // Initialize KMP_ALL_THREADS, KMP_MAX_THREADS, and OMP_THREAD_LIMIT data.
4844 
4845             kmp_setting_t * kmp_all_threads  = __kmp_stg_find( "KMP_ALL_THREADS"  );  // 1st priority.
4846             kmp_setting_t * kmp_max_threads  = __kmp_stg_find( "KMP_MAX_THREADS"  );  // 2nd priority.
4847             kmp_setting_t * omp_thread_limit = __kmp_stg_find( "OMP_THREAD_LIMIT" );  // 3rd priority.
4848 
4849             // !!! volatile keyword is Intel (R) C Compiler bug CQ49908 workaround.
4850             static kmp_setting_t * volatile rivals[ 4 ];
4851             int i = 0;
4852 
4853             rivals[ i ++ ] = kmp_all_threads;
4854             rivals[ i ++ ] = kmp_max_threads;
4855             if ( omp_thread_limit != NULL ) {
4856                 rivals[ i ++ ] = omp_thread_limit;
4857             }; // if
4858             rivals[ i ++ ] = NULL;
4859 
4860             kmp_all_threads->data = (void*)& rivals;
4861             kmp_max_threads->data = (void*)& rivals;
4862             if ( omp_thread_limit != NULL ) {
4863                 omp_thread_limit->data = (void*)& rivals;
4864             }; // if
4865 
4866         }
4867 
4868 #if KMP_AFFINITY_SUPPORTED
4869         { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
4870 
4871             kmp_setting_t * kmp_affinity = __kmp_stg_find( "KMP_AFFINITY"  );  // 1st priority.
4872             KMP_DEBUG_ASSERT( kmp_affinity != NULL );
4873 
4874 # ifdef KMP_GOMP_COMPAT
4875             kmp_setting_t * gomp_cpu_affinity = __kmp_stg_find( "GOMP_CPU_AFFINITY"  );  // 2nd priority.
4876             KMP_DEBUG_ASSERT( gomp_cpu_affinity != NULL );
4877 # endif
4878 
4879             kmp_setting_t * omp_proc_bind = __kmp_stg_find( "OMP_PROC_BIND" );  // 3rd priority.
4880             KMP_DEBUG_ASSERT( omp_proc_bind != NULL );
4881 
4882             // !!! volatile keyword is Intel (R) C Compiler bug CQ49908 workaround.
4883             static kmp_setting_t * volatile rivals[ 4 ];
4884             int i = 0;
4885 
4886             rivals[ i ++ ] = kmp_affinity;
4887 
4888 # ifdef KMP_GOMP_COMPAT
4889             rivals[ i ++ ] = gomp_cpu_affinity;
4890             gomp_cpu_affinity->data = (void*)& rivals;
4891 # endif
4892 
4893             rivals[ i ++ ] = omp_proc_bind;
4894             omp_proc_bind->data = (void*)& rivals;
4895             rivals[ i ++ ] = NULL;
4896 
4897 # if OMP_40_ENABLED
4898             static kmp_setting_t * volatile places_rivals[ 4 ];
4899             i = 0;
4900 
4901             kmp_setting_t * omp_places = __kmp_stg_find( "OMP_PLACES" );  // 3rd priority.
4902             KMP_DEBUG_ASSERT( omp_places != NULL );
4903 
4904             places_rivals[ i ++ ] = kmp_affinity;
4905 #  ifdef KMP_GOMP_COMPAT
4906             places_rivals[ i ++ ] = gomp_cpu_affinity;
4907 #  endif
4908             places_rivals[ i ++ ] = omp_places;
4909             omp_places->data = (void*)& places_rivals;
4910             places_rivals[ i ++ ] = NULL;
4911 # endif
4912         }
4913 #else
4914     // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
4915     // OMP_PLACES not supported yet.
4916 #endif // KMP_AFFINITY_SUPPORTED
4917 
4918         { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
4919 
4920             kmp_setting_t * kmp_force_red  = __kmp_stg_find( "KMP_FORCE_REDUCTION" );         // 1st priority.
4921             kmp_setting_t * kmp_determ_red = __kmp_stg_find( "KMP_DETERMINISTIC_REDUCTION" ); // 2nd priority.
4922 
4923             // !!! volatile keyword is Intel (R) C Compiler bug CQ49908 workaround.
4924             static kmp_setting_t * volatile rivals[ 3 ];
4925             static kmp_stg_fr_data_t force_data   = { 1, (kmp_setting_t **)rivals };
4926             static kmp_stg_fr_data_t determ_data  = { 0, (kmp_setting_t **)rivals };
4927             int i = 0;
4928 
4929             rivals[ i ++ ] = kmp_force_red;
4930             if ( kmp_determ_red != NULL ) {
4931                 rivals[ i ++ ] = kmp_determ_red;
4932             }; // if
4933             rivals[ i ++ ] = NULL;
4934 
4935             kmp_force_red->data = & force_data;
4936             if ( kmp_determ_red != NULL ) {
4937                 kmp_determ_red->data  = & determ_data;
4938             }; // if
4939         }
4940 
4941         initialized = 1;
4942 
4943     }; // if
4944 
4945     // Reset flags.
4946     int i;
4947     for ( i = 0; i < __kmp_stg_count; ++ i ) {
4948         __kmp_stg_table[ i ].set = 0;
4949     }; // for
4950 
4951 } // __kmp_stg_init
4952 
4953 
4954 static void
4955 __kmp_stg_parse(
4956     char const * name,
4957     char const * value
4958 ) {
4959 
4960     // On Windows* OS there are some nameless variables like "C:=C:\" (yeah, really nameless, they are
4961     // presented in environment block as "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
4962     if ( name[ 0 ] == 0 ) {
4963         return;
4964     }; // if
4965 
4966     if ( value != NULL ) {
4967         kmp_setting_t * setting = __kmp_stg_find( name );
4968         if ( setting != NULL ) {
4969             setting->parse( name, value, setting->data );
4970             setting->defined = 1;
4971         }; // if
4972     }; // if
4973 
4974 } // __kmp_stg_parse
4975 
4976 
4977 static int
4978 __kmp_stg_check_rivals(          // 0 -- Ok, 1 -- errors found.
4979     char const *       name,     // Name of variable.
4980     char const *       value,    // Value of the variable.
4981     kmp_setting_t * *  rivals    // List of rival settings (the list must include current one).
4982 ) {
4983 
4984     if ( rivals == NULL ) {
4985         return 0;
4986     }
4987 
4988     // Loop thru higher priority settings (listed before current).
4989     int i = 0;
4990     for ( ; strcmp( rivals[ i ]->name, name ) != 0; i++ ) {
4991         KMP_DEBUG_ASSERT( rivals[ i ] != NULL );
4992 
4993 #if KMP_AFFINITY_SUPPORTED
4994         if ( rivals[ i ] == __kmp_affinity_notype ) {
4995             //
4996             // If KMP_AFFINITY is specified without a type name,
4997             // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
4998             //
4999             continue;
5000         }
5001 #endif
5002 
5003         if ( rivals[ i ]->set ) {
5004             KMP_WARNING( StgIgnored, name, rivals[ i ]->name );
5005             return 1;
5006         }; // if
5007     }; // while
5008 
5009     ++ i; // Skip current setting.
5010     return 0;
5011 
5012 }; // __kmp_stg_check_rivals
5013 
5014 
5015 static int
5016 __kmp_env_toPrint( char const * name, int flag ) {
5017     int rc = 0;
5018     kmp_setting_t * setting = __kmp_stg_find( name );
5019     if ( setting != NULL ) {
5020         rc = setting->defined;
5021         if ( flag >= 0 ) {
5022             setting->defined = flag;
5023         }; // if
5024     }; // if
5025     return rc;
5026 }
5027 
5028 
5029 static void
5030 __kmp_aux_env_initialize( kmp_env_blk_t* block ) {
5031 
5032     char const * value;
5033 
5034     /* OMP_NUM_THREADS */
5035     value = __kmp_env_blk_var( block, "OMP_NUM_THREADS" );
5036     if ( value ) {
5037         ompc_set_num_threads( __kmp_dflt_team_nth );
5038     }
5039 
5040     /* KMP_BLOCKTIME */
5041     value = __kmp_env_blk_var( block, "KMP_BLOCKTIME" );
5042     if ( value ) {
5043         kmpc_set_blocktime( __kmp_dflt_blocktime );
5044     }
5045 
5046     /* OMP_NESTED */
5047     value = __kmp_env_blk_var( block, "OMP_NESTED" );
5048     if ( value ) {
5049         ompc_set_nested( __kmp_dflt_nested );
5050     }
5051 
5052     /* OMP_DYNAMIC */
5053     value = __kmp_env_blk_var( block, "OMP_DYNAMIC" );
5054     if ( value ) {
5055         ompc_set_dynamic( __kmp_global.g.g_dynamic );
5056     }
5057 
5058 }
5059 
5060 void
5061 __kmp_env_initialize( char const * string ) {
5062 
5063     kmp_env_blk_t block;
5064     int           i;
5065 
5066     __kmp_stg_init();
5067 
5068     // Hack!!!
5069     if ( string == NULL ) {
5070         // __kmp_max_nth = __kmp_sys_max_nth;
5071         __kmp_threads_capacity = __kmp_initial_threads_capacity( __kmp_dflt_team_nth_ub );
5072     }; // if
5073     __kmp_env_blk_init( & block, string );
5074 
5075     //
5076     // update the set flag on all entries that have an env var
5077     //
5078     for ( i = 0; i < block.count; ++ i ) {
5079         if (( block.vars[ i ].name == NULL )
5080           || ( *block.vars[ i ].name == '\0')) {
5081             continue;
5082         }
5083         if ( block.vars[ i ].value == NULL ) {
5084             continue;
5085         }
5086         kmp_setting_t * setting = __kmp_stg_find( block.vars[ i ].name );
5087         if ( setting != NULL ) {
5088             setting->set = 1;
5089         }
5090     }; // for i
5091 
5092     // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5093     blocktime_str = __kmp_env_blk_var( & block, "KMP_BLOCKTIME" );
5094 
5095     // Special case. If we parse environment, not a string, process KMP_WARNINGS first.
5096     if ( string == NULL ) {
5097         char const * name  = "KMP_WARNINGS";
5098         char const * value = __kmp_env_blk_var( & block, name );
5099         __kmp_stg_parse( name, value );
5100     }; // if
5101 
5102 #if KMP_AFFINITY_SUPPORTED
5103     //
5104     // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5105     // if no affinity type is specified.  We want to allow
5106     // KMP_AFFINITY=[no],verbose/[no]warnings/etc.  to be enabled when
5107     // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5108     // affinity mechanism.
5109     //
5110     __kmp_affinity_notype = NULL;
5111     char const *aff_str = __kmp_env_blk_var( & block, "KMP_AFFINITY" );
5112     if ( aff_str != NULL ) {
5113         //
5114         // Check if the KMP_AFFINITY type is specified in the string.
5115         // We just search the string for "compact", "scatter", etc.
5116         // without really parsing the string.  The syntax of the
5117         // KMP_AFFINITY env var is such that none of the affinity
5118         // type names can appear anywhere other that the type
5119         // specifier, even as substrings.
5120         //
5121         // I can't find a case-insensitive version of strstr on Windows* OS.
5122         // Use the case-sensitive version for now.
5123         //
5124 
5125 # if KMP_OS_WINDOWS
5126 #  define FIND strstr
5127 # else
5128 #  define FIND strcasestr
5129 # endif
5130 
5131         if ( ( FIND( aff_str, "none" ) == NULL )
5132           && ( FIND( aff_str, "physical" ) == NULL )
5133           && ( FIND( aff_str, "logical" ) == NULL )
5134           && ( FIND( aff_str, "compact" ) == NULL )
5135           && ( FIND( aff_str, "scatter" ) == NULL )
5136           && ( FIND( aff_str, "explicit" ) == NULL )
5137           && ( FIND( aff_str, "balanced" ) == NULL )
5138           && ( FIND( aff_str, "disabled" ) == NULL ) ) {
5139             __kmp_affinity_notype = __kmp_stg_find( "KMP_AFFINITY"  );
5140         }
5141         else {
5142             //
5143             // A new affinity type is specified.
5144             // Reset the affinity flags to their default values,
5145             // in case this is called from kmp_set_defaults().
5146             //
5147             __kmp_affinity_type = affinity_default;
5148             __kmp_affinity_gran = affinity_gran_default;
5149             __kmp_affinity_top_method = affinity_top_method_default;
5150             __kmp_affinity_respect_mask = affinity_respect_mask_default;
5151         }
5152 # undef FIND
5153 
5154 #if OMP_40_ENABLED
5155         //
5156         // Also reset the affinity flags if OMP_PROC_BIND is specified.
5157         //
5158         aff_str = __kmp_env_blk_var( & block, "OMP_PROC_BIND" );
5159         if ( aff_str != NULL ) {
5160             __kmp_affinity_type = affinity_default;
5161             __kmp_affinity_gran = affinity_gran_default;
5162             __kmp_affinity_top_method = affinity_top_method_default;
5163             __kmp_affinity_respect_mask = affinity_respect_mask_default;
5164         }
5165 #endif /* OMP_40_ENABLED */
5166     }
5167 
5168 #endif /* KMP_AFFINITY_SUPPORTED */
5169 
5170 #if OMP_40_ENABLED
5171     //
5172     // Set up the nested proc bind type vector.
5173     //
5174     if ( __kmp_nested_proc_bind.bind_types == NULL ) {
5175         __kmp_nested_proc_bind.bind_types = (kmp_proc_bind_t *)
5176           KMP_INTERNAL_MALLOC( sizeof(kmp_proc_bind_t) );
5177         if ( __kmp_nested_proc_bind.bind_types == NULL ) {
5178             KMP_FATAL( MemoryAllocFailed );
5179         }
5180         __kmp_nested_proc_bind.size = 1;
5181         __kmp_nested_proc_bind.used = 1;
5182 # if KMP_AFFINITY_SUPPORTED
5183         __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5184 # else
5185         // default proc bind is false if affinity not supported
5186         __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5187 # endif
5188 
5189     }
5190 #endif /* OMP_40_ENABLED */
5191 
5192     //
5193     // Now process all of the settings.
5194     //
5195     for ( i = 0; i < block.count; ++ i ) {
5196         __kmp_stg_parse( block.vars[ i ].name, block.vars[ i ].value );
5197     }; // for i
5198 
5199     //
5200     // If user locks have been allocated yet, don't reset the lock vptr table.
5201     //
5202     if ( ! __kmp_init_user_locks ) {
5203         if ( __kmp_user_lock_kind == lk_default ) {
5204             __kmp_user_lock_kind = lk_queuing;
5205         }
5206 #if KMP_USE_DYNAMIC_LOCK
5207         __kmp_init_dynamic_user_locks();
5208 #else
5209         __kmp_set_user_lock_vptrs( __kmp_user_lock_kind );
5210 #endif
5211     }
5212     else {
5213         KMP_DEBUG_ASSERT( string != NULL); // kmp_set_defaults() was called
5214         KMP_DEBUG_ASSERT( __kmp_user_lock_kind != lk_default );
5215         // Binds lock functions again to follow the transition between different
5216         // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5217         // as we do not allow lock kind changes after making a call to any
5218         // user lock functions (true).
5219 #if KMP_USE_DYNAMIC_LOCK
5220         __kmp_init_dynamic_user_locks();
5221 #else
5222         __kmp_set_user_lock_vptrs( __kmp_user_lock_kind );
5223 #endif
5224     }
5225 
5226 #if KMP_AFFINITY_SUPPORTED
5227 
5228     if ( ! TCR_4(__kmp_init_middle) ) {
5229         //
5230         // Determine if the machine/OS is actually capable of supporting
5231         // affinity.
5232         //
5233         const char *var = "KMP_AFFINITY";
5234         KMPAffinity::pick_api();
5235         if ( __kmp_affinity_type == affinity_disabled ) {
5236             KMP_AFFINITY_DISABLE();
5237         }
5238         else if ( ! KMP_AFFINITY_CAPABLE() ) {
5239             __kmp_affinity_dispatch->determine_capable(var);
5240             if ( ! KMP_AFFINITY_CAPABLE() ) {
5241                 if ( __kmp_affinity_verbose || ( __kmp_affinity_warnings
5242                   && ( __kmp_affinity_type != affinity_default )
5243                   && ( __kmp_affinity_type != affinity_none )
5244                   && ( __kmp_affinity_type != affinity_disabled ) ) ) {
5245                     KMP_WARNING( AffNotSupported, var );
5246                 }
5247                 __kmp_affinity_type = affinity_disabled;
5248                 __kmp_affinity_respect_mask = 0;
5249                 __kmp_affinity_gran = affinity_gran_fine;
5250             }
5251         }
5252 
5253 # if OMP_40_ENABLED
5254         if ( __kmp_affinity_type == affinity_disabled )  {
5255             __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5256         }
5257         else if ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_true ) {
5258             //
5259             // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5260             //
5261             __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5262         }
5263 # endif /* OMP_40_ENABLED */
5264 
5265         if ( KMP_AFFINITY_CAPABLE() ) {
5266 
5267 # if KMP_GROUP_AFFINITY
5268 
5269             //
5270             // Handle the Win 64 group affinity stuff if there are multiple
5271             // processor groups, or if the user requested it, and OMP 4.0
5272             // affinity is not in effect.
5273             //
5274             if ( ( ( __kmp_num_proc_groups > 1 )
5275               && ( __kmp_affinity_type == affinity_default )
5276 #  if OMP_40_ENABLED
5277               && ( __kmp_nested_proc_bind.bind_types[0] == proc_bind_default ) )
5278 #  endif
5279               || ( __kmp_affinity_top_method == affinity_top_method_group ) ) {
5280                 if ( __kmp_affinity_respect_mask == affinity_respect_mask_default ) {
5281                     __kmp_affinity_respect_mask = FALSE;
5282                 }
5283                 if ( __kmp_affinity_type == affinity_default ) {
5284                     __kmp_affinity_type = affinity_compact;
5285 #  if OMP_40_ENABLED
5286                     __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5287 #  endif
5288                 }
5289                 if ( __kmp_affinity_top_method == affinity_top_method_default ) {
5290                     if ( __kmp_affinity_gran == affinity_gran_default ) {
5291                         __kmp_affinity_top_method = affinity_top_method_group;
5292                         __kmp_affinity_gran = affinity_gran_group;
5293                     }
5294                     else if ( __kmp_affinity_gran == affinity_gran_group ) {
5295                         __kmp_affinity_top_method = affinity_top_method_group;
5296                     }
5297                     else {
5298                         __kmp_affinity_top_method = affinity_top_method_all;
5299                     }
5300                 }
5301                 else if ( __kmp_affinity_top_method == affinity_top_method_group ) {
5302                     if ( __kmp_affinity_gran == affinity_gran_default ) {
5303                         __kmp_affinity_gran = affinity_gran_group;
5304                     }
5305                     else if ( ( __kmp_affinity_gran != affinity_gran_group )
5306                       && ( __kmp_affinity_gran != affinity_gran_fine )
5307                       && ( __kmp_affinity_gran != affinity_gran_thread ) ) {
5308                         const char *str = NULL;
5309                         switch ( __kmp_affinity_gran ) {
5310                             case affinity_gran_core: str = "core"; break;
5311                             case affinity_gran_package: str = "package"; break;
5312                             case affinity_gran_node: str = "node"; break;
5313                             default: KMP_DEBUG_ASSERT( 0 );
5314                         }
5315                         KMP_WARNING( AffGranTopGroup, var, str );
5316                         __kmp_affinity_gran = affinity_gran_fine;
5317                     }
5318                 }
5319                 else {
5320                     if ( __kmp_affinity_gran == affinity_gran_default ) {
5321                         __kmp_affinity_gran = affinity_gran_core;
5322                     }
5323                     else if ( __kmp_affinity_gran == affinity_gran_group ) {
5324                         const char *str = NULL;
5325                         switch ( __kmp_affinity_type ) {
5326                             case affinity_physical: str = "physical"; break;
5327                             case affinity_logical: str = "logical"; break;
5328                             case affinity_compact: str = "compact"; break;
5329                             case affinity_scatter: str = "scatter"; break;
5330                             case affinity_explicit: str = "explicit"; break;
5331                             // No MIC on windows, so no affinity_balanced case
5332                             default: KMP_DEBUG_ASSERT( 0 );
5333                         }
5334                         KMP_WARNING( AffGranGroupType, var, str );
5335                         __kmp_affinity_gran = affinity_gran_core;
5336                     }
5337                 }
5338             }
5339             else
5340 
5341 # endif /* KMP_GROUP_AFFINITY */
5342 
5343             {
5344                 if ( __kmp_affinity_respect_mask == affinity_respect_mask_default ) {
5345 # if KMP_GROUP_AFFINITY
5346                     if ( __kmp_num_proc_groups > 1 ) {
5347                         __kmp_affinity_respect_mask = FALSE;
5348                     }
5349                     else
5350 # endif /* KMP_GROUP_AFFINITY */
5351                     {
5352                         __kmp_affinity_respect_mask = TRUE;
5353                     }
5354                 }
5355 # if OMP_40_ENABLED
5356                 if ( ( __kmp_nested_proc_bind.bind_types[0] != proc_bind_intel )
5357                   && ( __kmp_nested_proc_bind.bind_types[0] != proc_bind_default ) ) {
5358                     if ( __kmp_affinity_type == affinity_default ) {
5359                         __kmp_affinity_type = affinity_compact;
5360                         __kmp_affinity_dups = FALSE;
5361                     }
5362                 }
5363                 else
5364 # endif /* OMP_40_ENABLED */
5365                 if ( __kmp_affinity_type == affinity_default ) {
5366 #if OMP_40_ENABLED
5367 #if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
5368                     if( __kmp_mic_type != non_mic ) {
5369                         __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5370                     } else
5371 #endif
5372                     {
5373                         __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5374                     }
5375 #endif /* OMP_40_ENABLED */
5376 #if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
5377                     if( __kmp_mic_type != non_mic ) {
5378                         __kmp_affinity_type = affinity_scatter;
5379                     } else
5380 #endif
5381                     {
5382                         __kmp_affinity_type = affinity_none;
5383                     }
5384 
5385                 }
5386                 if ( ( __kmp_affinity_gran == affinity_gran_default )
5387                   &&  ( __kmp_affinity_gran_levels < 0 ) ) {
5388 #if KMP_ARCH_X86_64 && (KMP_OS_LINUX || KMP_OS_WINDOWS)
5389                     if( __kmp_mic_type != non_mic ) {
5390                         __kmp_affinity_gran = affinity_gran_fine;
5391                     } else
5392 #endif
5393                     {
5394                         __kmp_affinity_gran = affinity_gran_core;
5395                     }
5396                 }
5397                 if ( __kmp_affinity_top_method == affinity_top_method_default ) {
5398                     __kmp_affinity_top_method = affinity_top_method_all;
5399                 }
5400             }
5401         }
5402 
5403         K_DIAG( 1, ( "__kmp_affinity_type         == %d\n", __kmp_affinity_type         ) );
5404         K_DIAG( 1, ( "__kmp_affinity_compact      == %d\n", __kmp_affinity_compact      ) );
5405         K_DIAG( 1, ( "__kmp_affinity_offset       == %d\n", __kmp_affinity_offset       ) );
5406         K_DIAG( 1, ( "__kmp_affinity_verbose      == %d\n", __kmp_affinity_verbose      ) );
5407         K_DIAG( 1, ( "__kmp_affinity_warnings     == %d\n", __kmp_affinity_warnings     ) );
5408         K_DIAG( 1, ( "__kmp_affinity_respect_mask == %d\n", __kmp_affinity_respect_mask ) );
5409         K_DIAG( 1, ( "__kmp_affinity_gran         == %d\n", __kmp_affinity_gran         ) );
5410 
5411         KMP_DEBUG_ASSERT( __kmp_affinity_type != affinity_default);
5412 # if OMP_40_ENABLED
5413         KMP_DEBUG_ASSERT( __kmp_nested_proc_bind.bind_types[0] != proc_bind_default );
5414 # endif
5415     }
5416 
5417 #endif /* KMP_AFFINITY_SUPPORTED */
5418 
5419     if ( __kmp_version ) {
5420         __kmp_print_version_1();
5421     }; // if
5422 
5423     // Post-initialization step: some env. vars need their value's further processing
5424     if ( string != NULL) { // kmp_set_defaults() was called
5425         __kmp_aux_env_initialize( &block );
5426     }
5427 
5428     __kmp_env_blk_free( & block );
5429 
5430     KMP_MB();
5431 
5432 } // __kmp_env_initialize
5433 
5434 
5435 void
5436 __kmp_env_print() {
5437 
5438     kmp_env_blk_t block;
5439     int           i;
5440     kmp_str_buf_t buffer;
5441 
5442     __kmp_stg_init();
5443     __kmp_str_buf_init( & buffer );
5444 
5445     __kmp_env_blk_init( & block, NULL );
5446     __kmp_env_blk_sort( & block );
5447 
5448     // Print real environment values.
5449     __kmp_str_buf_print( & buffer, "\n%s\n\n", KMP_I18N_STR( UserSettings )  );
5450     for ( i = 0; i < block.count; ++ i ) {
5451         char const * name  = block.vars[ i ].name;
5452         char const * value = block.vars[ i ].value;
5453         if (
5454             ( KMP_STRLEN( name ) > 4 && strncmp( name, "KMP_", 4 ) == 0 )
5455             || strncmp( name, "OMP_", 4 ) == 0
5456             #ifdef KMP_GOMP_COMPAT
5457                 || strncmp( name, "GOMP_", 5 ) == 0
5458             #endif // KMP_GOMP_COMPAT
5459         ) {
5460             __kmp_str_buf_print( & buffer, "   %s=%s\n", name, value );
5461         }; // if
5462     }; // for
5463     __kmp_str_buf_print( & buffer, "\n" );
5464 
5465     // Print internal (effective) settings.
5466     __kmp_str_buf_print( & buffer, "%s\n\n", KMP_I18N_STR( EffectiveSettings ) );
5467     for ( int i = 0; i < __kmp_stg_count; ++ i ) {
5468         if (  __kmp_stg_table[ i ].print != NULL ) {
5469             __kmp_stg_table[ i ].print( & buffer, __kmp_stg_table[ i ].name, __kmp_stg_table[ i ].data );
5470         }; // if
5471     }; // for
5472 
5473     __kmp_printf( "%s", buffer.str );
5474 
5475     __kmp_env_blk_free( & block );
5476     __kmp_str_buf_free( & buffer );
5477 
5478     __kmp_printf("\n");
5479 
5480 } // __kmp_env_print
5481 
5482 
5483 #if OMP_40_ENABLED
5484 void
5485 __kmp_env_print_2() {
5486 
5487     kmp_env_blk_t block;
5488     kmp_str_buf_t buffer;
5489 
5490     __kmp_env_format = 1;
5491 
5492     __kmp_stg_init();
5493     __kmp_str_buf_init( & buffer );
5494 
5495     __kmp_env_blk_init( & block, NULL );
5496     __kmp_env_blk_sort( & block );
5497 
5498     __kmp_str_buf_print( & buffer, "\n%s\n", KMP_I18N_STR( DisplayEnvBegin )  );
5499     __kmp_str_buf_print( & buffer, "   _OPENMP='%d'\n", __kmp_openmp_version );
5500 
5501     for ( int i = 0; i < __kmp_stg_count; ++ i ) {
5502         if (  __kmp_stg_table[ i ].print != NULL &&
5503               ( ( __kmp_display_env && strncmp( __kmp_stg_table[ i ].name, "OMP_", 4 ) == 0 ) || __kmp_display_env_verbose ) ) {
5504             __kmp_stg_table[ i ].print( & buffer, __kmp_stg_table[ i ].name, __kmp_stg_table[ i ].data );
5505         }; // if
5506     }; // for
5507 
5508     __kmp_str_buf_print( & buffer, "%s\n", KMP_I18N_STR( DisplayEnvEnd )  );
5509     __kmp_str_buf_print( & buffer, "\n" );
5510 
5511     __kmp_printf( "%s", buffer.str );
5512 
5513     __kmp_env_blk_free( & block );
5514     __kmp_str_buf_free( & buffer );
5515 
5516     __kmp_printf("\n");
5517 
5518 } // __kmp_env_print_2
5519 #endif // OMP_40_ENABLED
5520 
5521 // end of file
5522 
5523