xref: /vim-8.2.3635/src/vim.h (revision f4cd3e80)
1 /* vi:set ts=8 sts=4 sw=4:
2  *
3  * VIM - Vi IMproved	by Bram Moolenaar
4  *
5  * Do ":help uganda"  in Vim to read copying and usage conditions.
6  * Do ":help credits" in Vim to see a list of people who contributed.
7  */
8 
9 #ifndef VIM__H
10 # define VIM__H
11 
12 /* use fastcall for Borland, when compiling for Win32 (not for DOS16) */
13 #if defined(__BORLANDC__) && defined(WIN32) && !defined(DEBUG)
14 #if defined(FEAT_PERL) || \
15     defined(FEAT_PYTHON) || \
16     defined(FEAT_RUBY) || \
17     defined(FEAT_TCL) || \
18     defined(FEAT_MZSCHEME) || \
19     defined(DYNAMIC_GETTEXT) || \
20     defined(DYNAMIC_ICONV) || \
21     defined(DYNAMIC_IME) || \
22     defined(XPM)
23   #pragma option -pc
24 # else
25   #pragma option -pr
26 # endif
27 #endif
28 
29 /* ============ the header file puzzle (ca. 50-100 pieces) ========= */
30 
31 #ifdef HAVE_CONFIG_H	/* GNU autoconf (or something else) was here */
32 # include "auto/config.h"
33 # define HAVE_PATHDEF
34 
35 /*
36  * Check if configure correcly managed to find sizeof(int).  If this failed,
37  * it becomes zero.  This is likely a problem of not being able to run the
38  * test program.  Other items from configure may also be wrong then!
39  */
40 # if (SIZEOF_INT == 0)
41     Error: configure did not run properly.  Check auto/config.log.
42 # endif
43 
44 /*
45  * Cygwin may have fchdir() in a newer rleease, but in most versions it
46  * doesn't work well and avoiding it keeps the binary backward compatible.
47  */
48 # if defined(__CYGWIN32__) && defined(HAVE_FCHDIR)
49 #  undef HAVE_FCHDIR
50 # endif
51 #endif
52 
53 #ifdef __EMX__		/* hand-edited config.h for OS/2 with EMX */
54 # include "os_os2_cfg.h"
55 #endif
56 
57 /*
58  * MACOS_CLASSIC compiling for MacOS prior to MacOS X
59  * MACOS_X_UNIX  compiling for MacOS X (using os_unix.c)
60  * MACOS_X       compiling for MacOS X (using os_unix.c)
61  * MACOS	 compiling for either one
62  */
63 #if defined(macintosh) && !defined(MACOS_CLASSIC)
64 #  define MACOS_CLASSIC
65 #endif
66 #if defined(MACOS_X_UNIX)
67 # define MACOS_X
68 # ifndef HAVE_CONFIG_H
69 #  define UNIX
70 # endif
71 #endif
72 #if defined(MACOS_X) || defined(MACOS_CLASSIC)
73 #  define MACOS
74 #endif
75 #if defined(MACOS_X) && defined(MACOS_CLASSIC)
76     Error: To compile for both MACOS X and Classic use a Classic Carbon
77 #endif
78 /* Unless made through the Makefile enforce GUI on Mac */
79 #if defined(MACOS) && !defined(HAVE_CONFIG_H)
80 # define FEAT_GUI_MAC
81 #endif
82 
83 
84 #if defined(FEAT_GUI_MOTIF) \
85     || defined(FEAT_GUI_GTK) \
86     || defined(FEAT_GUI_ATHENA) \
87     || defined(FEAT_GUI_MAC) \
88     || defined(FEAT_GUI_W32) \
89     || defined(FEAT_GUI_W16) \
90     || defined(FEAT_GUI_PHOTON)
91 # if !defined(FEAT_GUI) && !defined(NO_X11_INCLUDES)
92 #  define FEAT_GUI
93 # endif
94 #endif
95 
96 #if defined(FEAT_GUI_W32) || defined(FEAT_GUI_W16)
97 # define FEAT_GUI_MSWIN
98 #endif
99 #if defined(WIN16) || defined(WIN32) || defined(_WIN64)
100 # define MSWIN
101 #endif
102 /* Practically everything is common to both Win32 and Win64 */
103 #if defined(WIN32) || defined(_WIN64)
104 # define WIN3264
105 #endif
106 
107 /*
108  * SIZEOF_INT is used in feature.h, and the system-specific included files
109  * need items from feature.h.  Therefore define SIZEOF_INT here.
110  */
111 #ifdef WIN3264
112 # define SIZEOF_INT 4
113 #endif
114 #ifdef MSDOS
115 # ifdef DJGPP
116 #  ifndef FEAT_GUI_GTK		/* avoid problems when generating prototypes */
117 #   define SIZEOF_INT 4		/* 32 bit ints */
118 #  endif
119 #  define DOS32
120 #  define FEAT_CLIPBOARD
121 # else
122 #  ifndef FEAT_GUI_GTK		/* avoid problems when generating prototypes */
123 #   define SIZEOF_INT 2		/* 16 bit ints */
124 #  endif
125 #  define SMALL_MALLOC		/* 16 bit storage allocation */
126 #  define DOS16
127 # endif
128 #endif
129 
130 #ifdef AMIGA
131   /* Be conservative about sizeof(int). It could be 4 too. */
132 # ifndef FEAT_GUI_GTK	/* avoid problems when generating prototypes */
133 #  ifdef __GNUC__
134 #   define SIZEOF_INT	4
135 #  else
136 #   define SIZEOF_INT	2
137 #  endif
138 # endif
139 #endif
140 #ifdef MACOS
141 # if defined(__POWERPC__) || defined(__fourbyteints__) \
142   || defined(__MRC__) || defined(__SC__) || defined(__APPLE_CC__)/* MPW Compilers */
143 #  define SIZEOF_INT 4
144 # else
145 #  define SIZEOF_INT 2
146 # endif
147 #endif
148 #ifdef RISCOS
149 # define SIZEOF_INT 4
150 #endif
151 
152 
153 #include "feature.h"	/* #defines for optionals and features */
154 
155 /* +x11 is only enabled when it's both available and wanted. */
156 #if defined(HAVE_X11) && defined(WANT_X11)
157 # define FEAT_X11
158 #endif
159 
160 #ifdef NO_X11_INCLUDES
161     /* In os_mac_conv.c NO_X11_INCLUDES is defined to avoid X11 headers.
162      * Disable all X11 related things to avoid conflicts. */
163 # ifdef FEAT_X11
164 #  undef FEAT_X11
165 # endif
166 # ifdef FEAT_XCLIPBOARD
167 #  undef FEAT_XCLIPBOARD
168 # endif
169 # ifdef FEAT_GUI_MOTIF
170 #  undef FEAT_GUI_MOTIF
171 # endif
172 # ifdef FEAT_GUI_ATHENA
173 #  undef FEAT_GUI_ATHENA
174 # endif
175 # ifdef FEAT_GUI_GTK
176 #  undef FEAT_GUI_GTK
177 # endif
178 # ifdef FEAT_BEVAL_TIP
179 #  undef FEAT_BEVAL_TIP
180 # endif
181 # ifdef FEAT_XIM
182 #  undef FEAT_XIM
183 # endif
184 # ifdef FEAT_CLIENTSERVER
185 #  undef FEAT_CLIENTSERVER
186 # endif
187 #endif
188 
189 /* Can't use "PACKAGE" here, conflicts with a Perl include file. */
190 #ifndef VIMPACKAGE
191 # define VIMPACKAGE	"vim"
192 #endif
193 
194 /*
195  * Find out if function definitions should include argument types
196  */
197 #ifdef AZTEC_C
198 # include <functions.h>
199 # define __ARGS(x)  x
200 #endif
201 
202 #ifdef SASC
203 # include <clib/exec_protos.h>
204 # define __ARGS(x)  x
205 #endif
206 
207 #ifdef _DCC
208 # include <clib/exec_protos.h>
209 # define __ARGS(x)  x
210 #endif
211 
212 #ifdef __TURBOC__
213 # define __ARGS(x) x
214 #endif
215 
216 #ifdef __BEOS__
217 # include "os_beos.h"
218 # define __ARGS(x)  x
219 #endif
220 
221 #if (defined(UNIX) || defined(__EMX__) || defined(VMS)) \
222 	&& (!defined(MACOS_X) || defined(HAVE_CONFIG_H))
223 # include "os_unix.h"	    /* bring lots of system header files */
224 #endif
225 
226 #if defined(MACOS) && (defined(__MRC__) || defined(__SC__))
227    /* Apple's Compilers support prototypes */
228 # define __ARGS(x) x
229 #endif
230 #ifndef __ARGS
231 # if defined(__STDC__) || defined(__GNUC__) || defined(WIN3264)
232 #  define __ARGS(x) x
233 # else
234 #  define __ARGS(x) ()
235 # endif
236 #endif
237 
238 /* __ARGS and __PARMS are the same thing. */
239 #ifndef __PARMS
240 # define __PARMS(x) __ARGS(x)
241 #endif
242 
243 /* if we're compiling in C++ (currently only KVim), the system
244  * headers must have the correct prototypes or nothing will build.
245  * conversely, our prototypes might clash due to throw() specifiers and
246  * cause compilation failures even though the headers are correct.  for
247  * a concrete example, gcc-3.2 enforces exception specifications, and
248  * glibc-2.2.5 has them in their system headers.
249  */
250 #if !defined(__cplusplus) && defined(UNIX) \
251   && !defined(MACOS_X) /* MACOS_X doesn't yet support osdef.h */
252 # include "auto/osdef.h"	/* bring missing declarations in */
253 #endif
254 
255 #ifdef __EMX__
256 # define    getcwd  _getcwd2
257 # define    chdir   _chdir2
258 # undef	    CHECK_INODE
259 #endif
260 
261 #ifdef AMIGA
262 # include "os_amiga.h"
263 #endif
264 
265 #ifdef MSDOS
266 # include "os_msdos.h"
267 #endif
268 
269 #ifdef WIN16
270 # include "os_win16.h"
271 #endif
272 
273 #ifdef WIN3264
274 # include "os_win32.h"
275 #endif
276 
277 #ifdef __MINT__
278 # include "os_mint.h"
279 #endif
280 
281 #if defined(MACOS)
282 # if defined(__MRC__) || defined(__SC__) /* MPW Compilers */
283 #  define HAVE_SETENV
284 # endif
285 # include "os_mac.h"
286 #endif
287 
288 #ifdef RISCOS
289 # include "os_riscos.h"
290 #endif
291 
292 #ifdef __QNX__
293 # include "os_qnx.h"
294 #endif
295 
296 #ifdef FEAT_SUN_WORKSHOP
297 # include "workshop.h"
298 #endif
299 
300 #ifdef X_LOCALE
301 # include <X11/Xlocale.h>
302 #else
303 # ifdef HAVE_LOCALE_H
304 #  include <locale.h>
305 # endif
306 #endif
307 
308 /*
309  * Maximum length of a path (for non-unix systems) Make it a bit long, to stay
310  * on the safe side.  But not too long to put on the stack.
311  */
312 #ifndef MAXPATHL
313 # ifdef MAXPATHLEN
314 #  define MAXPATHL  MAXPATHLEN
315 # else
316 #  define MAXPATHL  256
317 # endif
318 #endif
319 #ifdef BACKSLASH_IN_FILENAME
320 # define PATH_ESC_CHARS ((char_u *)" \t*?[{`%#")
321 #else
322 # ifdef COLON_AS_PATHSEP
323 #  define PATH_ESC_CHARS ((char_u *)" \t*?[{`$%#/")
324 # else
325 #  define PATH_ESC_CHARS ((char_u *)" \t*?[{`$\\%#'\"|")
326 # endif
327 #endif
328 
329 #define NUMBUFLEN 30	    /* length of a buffer to store a number in ASCII */
330 
331 /*
332  * Shorthand for unsigned variables. Many systems, but not all, have u_char
333  * already defined, so we use char_u to avoid trouble.
334  */
335 typedef unsigned char	char_u;
336 typedef unsigned short	short_u;
337 typedef unsigned int	int_u;
338 /* Make sure long_u is big enough to hold a pointer.  On Win64 longs are 32
339  * bit and pointers 64 bit. */
340 #ifdef _WIN64
341 typedef unsigned __int64 long_u;
342 #else
343 typedef unsigned long	long_u;
344 #endif
345 
346 /*
347  * The characters and attributes cached for the screen.
348  */
349 #define schar_T	char_u
350 #ifdef FEAT_SYN_HL
351 typedef unsigned short sattr_T;
352 # define MAX_TYPENR 65535
353 #else
354 typedef unsigned char sattr_T;
355 # define MAX_TYPENR 255
356 #endif
357 
358 /*
359  * The u8char_T can hold one decoded UTF-8 character.
360  * Vim always use an int (32 bits) for characters most places, so that we can
361  * handle 32 bit characters in the file.  u8char_T is only used for
362  * displaying.  That should be enough, because there is no font for > 16 bits.
363  */
364 #ifdef FEAT_MBYTE
365 typedef unsigned short u8char_T;
366 #endif
367 
368 #ifndef UNIX		    /* For Unix this is included in os_unix.h */
369 # include <stdio.h>
370 # include <ctype.h>
371 #endif
372 
373 #include "ascii.h"
374 #include "keymap.h"
375 #include "term.h"
376 #include "macros.h"
377 
378 #ifdef LATTICE
379 # include <sys/types.h>
380 # include <sys/stat.h>
381 #endif
382 #ifdef _DCC
383 # include <sys/stat.h>
384 #endif
385 #if defined(MSDOS) || defined(MSWIN)
386 # include <sys/stat.h>
387 #endif
388 
389 /*
390  * Allow other (non-unix) systems to configure themselves now
391  * These are also in os_unix.h, because osdef.sh needs them there.
392  */
393 #ifndef UNIX
394 /* Note: Some systems need both string.h and strings.h (Savage).  If the
395  * system can't handle this, define NO_STRINGS_WITH_STRING_H. */
396 # ifdef HAVE_STRING_H
397 #  include <string.h>
398 # endif
399 # if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H)
400 #   include <strings.h>
401 # endif
402 # ifdef HAVE_STAT_H
403 #  include <stat.h>
404 # endif
405 # ifdef HAVE_STDLIB_H
406 #  include <stdlib.h>
407 # endif
408 #endif /* NON-UNIX */
409 
410 #include <assert.h>
411 
412 #ifdef HAVE_WCTYPE_H
413 # include <wctype.h>
414 #endif
415 #ifdef HAVE_STDARG_H
416 # include <stdarg.h>
417 #endif
418 
419 /* ================ end of the header file puzzle =============== */
420 
421 /*
422  * For dynamically loaded imm library. Currently, only for Win32.
423  */
424 #ifdef DYNAMIC_IME
425 # ifndef FEAT_MBYTE_IME
426 #  define FEAT_MBYTE_IME
427 # endif
428 #endif
429 
430 /*
431  * Check input method control.
432  */
433 #if defined(FEAT_XIM) || \
434     (defined(FEAT_GUI) && (defined(FEAT_MBYTE_IME) || defined(GLOBAL_IME)))
435 # define USE_IM_CONTROL
436 #endif
437 
438 /*
439  * For dynamically loaded gettext library.  Currently, only for Win32.
440  */
441 #ifdef DYNAMIC_GETTEXT
442 # ifndef FEAT_GETTEXT
443 #  define FEAT_GETTEXT
444 # endif
445 /* These are in os_win32.c */
446 extern char *(*dyn_libintl_gettext)(const char *msgid);
447 extern char *(*dyn_libintl_bindtextdomain)(const char *domainname, const char *dirname);
448 extern char *(*dyn_libintl_bind_textdomain_codeset)(const char *domainname, const char *codeset);
449 extern char *(*dyn_libintl_textdomain)(const char *domainname);
450 #endif
451 
452 
453 /*
454  * The _() stuff is for using gettext().  It is a no-op when libintl.h is not
455  * found or the +multilang feature is disabled.
456  */
457 #ifdef FEAT_GETTEXT
458 # ifdef DYNAMIC_GETTEXT
459 #  define _(x) (*dyn_libintl_gettext)((char *)(x))
460 #  define N_(x) x
461 #  define bindtextdomain(domain, dir) (*dyn_libintl_bindtextdomain)((domain), (dir))
462 #  define bind_textdomain_codeset(domain, codeset) (*dyn_libintl_bind_textdomain_codeset)((domain), (codeset))
463 #  if !defined(HAVE_BIND_TEXTDOMAIN_CODESET)
464 #   define HAVE_BIND_TEXTDOMAIN_CODESET 1
465 #  endif
466 #  define textdomain(domain) (*dyn_libintl_textdomain)(domain)
467 # else
468 #  include <libintl.h>
469 #  define _(x) gettext((char *)(x))
470 #  ifdef gettext_noop
471 #   define N_(x) gettext_noop(x)
472 #  else
473 #   define N_(x) x
474 #  endif
475 # endif
476 #else
477 # define _(x) ((char *)(x))
478 # define N_(x) x
479 # ifdef bindtextdomain
480 #  undef bindtextdomain
481 # endif
482 # define bindtextdomain(x, y) /* empty */
483 # ifdef bind_textdomain_codeset
484 #  undef bind_textdomain_codeset
485 # endif
486 # define bind_textdomain_codeset(x, y) /* empty */
487 # ifdef textdomain
488 #  undef textdomain
489 # endif
490 # define textdomain(x) /* empty */
491 #endif
492 
493 /*
494  * flags for update_screen()
495  * The higher the value, the higher the priority
496  */
497 #define VALID			10  /* buffer not changed, or changes marked
498 				       with b_mod_* */
499 #define INVERTED		20  /* redisplay inverted part that changed */
500 #define INVERTED_ALL		25  /* redisplay whole inverted part */
501 #define REDRAW_TOP		30  /* display first w_upd_rows screen lines */
502 #define NOT_VALID		40  /* buffer needs complete redraw */
503 #define CLEAR			50  /* screen messed up, clear it */
504 
505 /*
506  * Flags for w_valid.
507  * These are set when something in a window structure becomes invalid, except
508  * when the cursor is moved.  Call check_cursor_moved() before testing one of
509  * the flags.
510  * These are reset when that thing has been updated and is valid again.
511  *
512  * Every function that invalidates one of these must call one of the
513  * invalidate_* functions.
514  *
515  * w_valid is supposed to be used only in screen.c.  From other files, use the
516  * functions that set or reset the flags.
517  *
518  * VALID_BOTLINE    VALID_BOTLINE_AP
519  *     on		on		w_botline valid
520  *     off		on		w_botline approximated
521  *     off		off		w_botline not valid
522  *     on		off		not possible
523  */
524 #define VALID_WROW	0x01	/* w_wrow (window row) is valid */
525 #define VALID_WCOL	0x02	/* w_wcol (window col) is valid */
526 #define VALID_VIRTCOL	0x04	/* w_virtcol (file col) is valid */
527 #define VALID_CHEIGHT	0x08	/* w_cline_height and w_cline_folded valid */
528 #define VALID_CROW	0x10	/* w_cline_row is valid */
529 #define VALID_BOTLINE	0x20	/* w_botine and w_empty_rows are valid */
530 #define VALID_BOTLINE_AP 0x40	/* w_botine is approximated */
531 #define VALID_TOPLINE	0x80	/* w_topline is valid (for cursor position) */
532 
533 /*
534  * Terminal highlighting attribute bits.
535  * Attibutes above HL_ALL are used for syntax highlighting.
536  */
537 #define HL_NORMAL		0x00
538 #define HL_INVERSE		0x01
539 #define HL_BOLD			0x02
540 #define HL_ITALIC		0x04
541 #define HL_UNDERLINE		0x08
542 #define HL_UNDERCURL		0x10
543 #define HL_STANDOUT		0x20
544 #define HL_ALL			0x3f
545 
546 /* special attribute addition: Put message in history */
547 #define MSG_HIST		0x1000
548 
549 /*
550  * values for State
551  *
552  * The lower bits up to 0x20 are used to distinguish normal/visual/op_pending
553  * and cmdline/insert+replace mode.  This is used for mapping.  If none of
554  * these bits are set, no mapping is done.
555  * The upper bits are used to distinguish between other states.
556  */
557 #define NORMAL		0x01	/* Normal mode, command expected */
558 #define VISUAL		0x02	/* Visual mode - use get_real_state() */
559 #define OP_PENDING	0x04	/* Normal mode, operator is pending - use
560 				   get_real_state() */
561 #define CMDLINE		0x08	/* Editing command line */
562 #define INSERT		0x10	/* Insert mode */
563 #define LANGMAP		0x20	/* Language mapping, can be combined with
564 				   INSERT and CMDLINE */
565 #define MAP_ALL_MODES	0x3f	/* all mode bits used for mapping */
566 
567 #define REPLACE_FLAG	0x40	/* Replace mode flag */
568 #define REPLACE		(REPLACE_FLAG + INSERT)
569 #ifdef FEAT_VREPLACE
570 # define VREPLACE_FLAG	0x80	/* Virtual-replace mode flag */
571 # define VREPLACE	(REPLACE_FLAG + VREPLACE_FLAG + INSERT)
572 #endif
573 #define LREPLACE	(REPLACE_FLAG + LANGMAP)
574 
575 #define NORMAL_BUSY	(0x100 + NORMAL) /* Normal mode, busy with a command */
576 #define HITRETURN	(0x200 + NORMAL) /* waiting for return or command */
577 #define ASKMORE		0x300	/* Asking if you want --more-- */
578 #define SETWSIZE	0x400	/* window size has changed */
579 #define ABBREV		0x500	/* abbreviation instead of mapping */
580 #define EXTERNCMD	0x600	/* executing an external command */
581 #define SHOWMATCH	(0x700 + INSERT) /* show matching paren */
582 #define CONFIRM		0x800	/* ":confirm" prompt */
583 
584 /* directions */
585 #define FORWARD			1
586 #define BACKWARD		(-1)
587 #define FORWARD_FILE		3
588 #define BACKWARD_FILE		(-3)
589 
590 /* return values for functions */
591 #if !(defined(OK) && (OK == 1))
592 /* OK already defined to 1 in MacOS X curses, skip this */
593 # define OK			1
594 #endif
595 #define FAIL			0
596 #define NOTDONE			2   /* not OK or FAIL but skipped */
597 
598 /* flags for b_flags */
599 #define BF_RECOVERED	0x01	/* buffer has been recovered */
600 #define BF_CHECK_RO	0x02	/* need to check readonly when loading file
601 				   into buffer (set by ":e", may be reset by
602 				   ":buf" */
603 #define BF_NEVERLOADED	0x04	/* file has never been loaded into buffer,
604 				   many variables still need to be set */
605 #define BF_NOTEDITED	0x08	/* Set when file name is changed after
606 				   starting to edit, reset when file is
607 				   written out. */
608 #define BF_NEW		0x10	/* file didn't exist when editing started */
609 #define BF_NEW_W	0x20	/* Warned for BF_NEW and file created */
610 #define BF_READERR	0x40	/* got errors while reading the file */
611 #define BF_DUMMY	0x80	/* dummy buffer, only used internally */
612 #define BF_PRESERVED	0x100	/* ":preserve" was used */
613 
614 /* Mask to check for flags that prevent normal writing */
615 #define BF_WRITE_MASK	(BF_NOTEDITED + BF_NEW + BF_READERR)
616 
617 /*
618  * values for xp_context when doing command line completion
619  */
620 #define EXPAND_UNSUCCESSFUL	(-2)
621 #define EXPAND_OK		(-1)
622 #define EXPAND_NOTHING		0
623 #define EXPAND_COMMANDS		1
624 #define EXPAND_FILES		2
625 #define EXPAND_DIRECTORIES	3
626 #define EXPAND_SETTINGS		4
627 #define EXPAND_BOOL_SETTINGS	5
628 #define EXPAND_TAGS		6
629 #define EXPAND_OLD_SETTING	7
630 #define EXPAND_HELP		8
631 #define EXPAND_BUFFERS		9
632 #define EXPAND_EVENTS		10
633 #define EXPAND_MENUS		11
634 #define EXPAND_SYNTAX		12
635 #define EXPAND_HIGHLIGHT	13
636 #define EXPAND_AUGROUP		14
637 #define EXPAND_USER_VARS	15
638 #define EXPAND_MAPPINGS		16
639 #define EXPAND_TAGS_LISTFILES	17
640 #define EXPAND_FUNCTIONS	18
641 #define EXPAND_USER_FUNC	19
642 #define EXPAND_EXPRESSION	20
643 #define EXPAND_MENUNAMES	21
644 #define EXPAND_USER_COMMANDS	22
645 #define EXPAND_USER_CMD_FLAGS	23
646 #define EXPAND_USER_NARGS	24
647 #define EXPAND_USER_COMPLETE	25
648 #define EXPAND_ENV_VARS		26
649 #define EXPAND_LANGUAGE		27
650 #define EXPAND_COLORS		28
651 #define EXPAND_COMPILER		29
652 #define EXPAND_USER_DEFINED	30
653 #define EXPAND_USER_LIST	31
654 
655 /* Values for exmode_active (0 is no exmode) */
656 #define EXMODE_NORMAL		1
657 #define EXMODE_VIM		2
658 
659 /* Values for nextwild() and ExpandOne().  See ExpandOne() for meaning. */
660 #define WILD_FREE		1
661 #define WILD_EXPAND_FREE	2
662 #define WILD_EXPAND_KEEP	3
663 #define WILD_NEXT		4
664 #define WILD_PREV		5
665 #define WILD_ALL		6
666 #define WILD_LONGEST		7
667 
668 #define WILD_LIST_NOTFOUND	1
669 #define WILD_HOME_REPLACE	2
670 #define WILD_USE_NL		4
671 #define WILD_NO_BEEP		8
672 #define WILD_ADD_SLASH		16
673 #define WILD_KEEP_ALL		32
674 #define WILD_SILENT		64
675 #define WILD_ESCAPE		128
676 
677 /* Flags for expand_wildcards() */
678 #define EW_DIR		1	/* include directory names */
679 #define EW_FILE		2	/* include file names */
680 #define EW_NOTFOUND	4	/* include not found names */
681 #define EW_ADDSLASH	8	/* append slash to directory name */
682 #define EW_KEEPALL	16	/* keep all matches */
683 #define EW_SILENT	32	/* don't print "1 returned" from shell */
684 /* Note: mostly EW_NOTFOUND and EW_SILENT are mutually exclusive: EW_NOTFOUND
685  * is used when executing commands and EW_SILENT for interactive expanding. */
686 
687 #ifdef FEAT_VERTSPLIT
688 # define W_WINCOL(wp)	(wp->w_wincol)
689 # define W_WIDTH(wp)	(wp->w_width)
690 # define W_ENDCOL(wp)	(wp->w_wincol + wp->w_width)
691 # define W_VSEP_WIDTH(wp) (wp->w_vsep_width)
692 #else
693 # define W_WINCOL(wp)	0
694 # define W_WIDTH(wp)	Columns
695 # define W_ENDCOL(wp)	Columns
696 # define W_VSEP_WIDTH(wp) 0
697 #endif
698 #ifdef FEAT_WINDOWS
699 # define W_STATUS_HEIGHT(wp) (wp->w_status_height)
700 # define W_WINROW(wp)	(wp->w_winrow)
701 #else
702 # define W_STATUS_HEIGHT(wp) 0
703 # define W_WINROW(wp)	0
704 #endif
705 
706 #ifdef NO_EXPANDPATH
707 # define gen_expand_wildcards mch_expand_wildcards
708 #endif
709 
710 /* Values for the find_pattern_in_path() function args 'type' and 'action': */
711 #define FIND_ANY	1
712 #define FIND_DEFINE	2
713 #define CHECK_PATH	3
714 
715 #define ACTION_SHOW	1
716 #define ACTION_GOTO	2
717 #define ACTION_SPLIT	3
718 #define ACTION_SHOW_ALL	4
719 #ifdef FEAT_INS_EXPAND
720 # define ACTION_EXPAND	5
721 #endif
722 
723 #ifdef FEAT_SYN_HL
724 # define SST_MIN_ENTRIES 150	/* minimal size for state stack array */
725 # ifdef FEAT_GUI_W16
726 #  define SST_MAX_ENTRIES 500	/* (only up to 64K blocks) */
727 # else
728 #  define SST_MAX_ENTRIES 1000	/* maximal size for state stack array */
729 # endif
730 # define SST_FIX_STATES	 7	/* size of sst_stack[]. */
731 # define SST_DIST	 16	/* normal distance between entries */
732 #endif
733 
734 /* Values for 'options' argument in do_search() and searchit() */
735 #define SEARCH_REV    0x01  /* go in reverse of previous dir. */
736 #define SEARCH_ECHO   0x02  /* echo the search command and handle options */
737 #define SEARCH_MSG    0x0c  /* give messages (yes, it's not 0x04) */
738 #define SEARCH_NFMSG  0x08  /* give all messages except not found */
739 #define SEARCH_OPT    0x10  /* interpret optional flags */
740 #define SEARCH_HIS    0x20  /* put search pattern in history */
741 #define SEARCH_END    0x40  /* put cursor at end of match */
742 #define SEARCH_NOOF   0x80  /* don't add offset to position */
743 #define SEARCH_START 0x100  /* start search without col offset */
744 #define SEARCH_MARK  0x200  /* set previous context mark */
745 #define SEARCH_KEEP  0x400  /* keep previous search pattern */
746 #define SEARCH_PEEK  0x800  /* peek for typed char, cancel search */
747 
748 /* Values for find_ident_under_cursor() */
749 #define FIND_IDENT	1	/* find identifier (word) */
750 #define FIND_STRING	2	/* find any string (WORD) */
751 #define FIND_EVAL	4	/* include "->", "[]" and "." */
752 
753 /* Values for file_name_in_line() */
754 #define FNAME_MESS	1	/* give error message */
755 #define FNAME_EXP	2	/* expand to path */
756 #define FNAME_HYP	4	/* check for hypertext link */
757 #define FNAME_INCL	8	/* apply 'includeexpr' */
758 #define FNAME_REL	16	/* ".." and "./" are relative to the (current)
759 				   file instead of the current directory */
760 
761 /* Values for buflist_getfile() */
762 #define GETF_SETMARK	0x01	/* set pcmark before jumping */
763 #define GETF_ALT	0x02	/* jumping to alternate file (not buf num) */
764 #define GETF_SWITCH	0x04	/* respect 'switchbuf' settings when jumping */
765 
766 /* Values for buflist_new() flags */
767 #define BLN_CURBUF	1	/* May re-use curbuf for new buffer */
768 #define BLN_LISTED	2	/* Put new buffer in buffer list */
769 #define BLN_DUMMY	4	/* Allocating dummy buffer */
770 
771 /* Values for in_cinkeys() */
772 #define KEY_OPEN_FORW	0x101
773 #define KEY_OPEN_BACK	0x102
774 #define KEY_COMPLETE	0x103	/* end of completion */
775 
776 /* Values for "noremap" argument of ins_typebuf().  Also used for
777  * map->m_noremap and menu->noremap[]. */
778 #define REMAP_YES	0	/* allow remapping */
779 #define REMAP_NONE	-1	/* no remapping */
780 #define REMAP_SCRIPT	-2	/* remap script-local mappings only */
781 #define REMAP_SKIP	-3	/* no remapping for first char */
782 
783 /* Values for mch_call_shell() second argument */
784 #define SHELL_FILTER	1	/* filtering text */
785 #define SHELL_EXPAND	2	/* expanding wildcards */
786 #define SHELL_COOKED	4	/* set term to cooked mode */
787 #define SHELL_DOOUT	8	/* redirecting output */
788 #define SHELL_SILENT	16	/* don't print error returned by command */
789 #define SHELL_READ	32	/* read lines and insert into buffer */
790 #define SHELL_WRITE	64	/* write lines from buffer */
791 
792 /* Values returned by mch_nodetype() */
793 #define NODE_NORMAL	0	/* file or directory, check with mch_isdir()*/
794 #define NODE_WRITABLE	1	/* something we can write to (character
795 				   device, fifo, socket, ..) */
796 #define NODE_OTHER	2	/* non-writable thing (e.g., block device) */
797 
798 /* Values for readfile() flags */
799 #define READ_NEW	0x01	/* read a file into a new buffer */
800 #define READ_FILTER	0x02	/* read filter output */
801 #define READ_STDIN	0x04	/* read from stdin */
802 #define READ_BUFFER	0x08	/* read from curbuf (converting stdin) */
803 #define READ_DUMMY	0x10	/* reading into a dummy buffer */
804 
805 /* Values for change_indent() */
806 #define INDENT_SET	1	/* set indent */
807 #define INDENT_INC	2	/* increase indent */
808 #define INDENT_DEC	3	/* decrease indent */
809 
810 /* Values for flags argument for findmatchlimit() */
811 #define FM_BACKWARD	0x01	/* search backwards */
812 #define FM_FORWARD	0x02	/* search forwards */
813 #define FM_BLOCKSTOP	0x04	/* stop at start/end of block */
814 #define FM_SKIPCOMM	0x08	/* skip comments */
815 
816 /* Values for action argument for do_buffer() */
817 #define DOBUF_GOTO	0	/* go to specified buffer */
818 #define DOBUF_SPLIT	1	/* split window and go to specified buffer */
819 #define DOBUF_UNLOAD	2	/* unload specified buffer(s) */
820 #define DOBUF_DEL	3	/* delete specified buffer(s) from buflist */
821 #define DOBUF_WIPE	4	/* delete specified buffer(s) really */
822 
823 /* Values for start argument for do_buffer() */
824 #define DOBUF_CURRENT	0	/* "count" buffer from current buffer */
825 #define DOBUF_FIRST	1	/* "count" buffer from first buffer */
826 #define DOBUF_LAST	2	/* "count" buffer from last buffer */
827 #define DOBUF_MOD	3	/* "count" mod. buffer from current buffer */
828 
829 /* Values for sub_cmd and which_pat argument for search_regcomp() */
830 /* Also used for which_pat argument for searchit() */
831 #define RE_SEARCH	0	/* save/use pat in/from search_pattern */
832 #define RE_SUBST	1	/* save/use pat in/from subst_pattern */
833 #define RE_BOTH		2	/* save pat in both patterns */
834 #define RE_LAST		2	/* use last used pattern if "pat" is NULL */
835 
836 /* Second argument for vim_regcomp(). */
837 #define RE_MAGIC	1	/* 'magic' option */
838 #define RE_STRING	2	/* match in string instead of buffer text */
839 #define RE_STRICT	4	/* don't allow [abc] without ] */
840 
841 #ifdef FEAT_SYN_HL
842 /* values for reg_do_extmatch */
843 # define REX_SET	1	/* to allow \z\(...\), */
844 # define REX_USE	2	/* to allow \z\1 et al. */
845 #endif
846 
847 /* Return values for fullpathcmp() */
848 /* Note: can use (fullpathcmp() & FPC_SAME) to check for equal files */
849 #define FPC_SAME	1	/* both exist and are the same file. */
850 #define FPC_DIFF	2	/* both exist and are different files. */
851 #define FPC_NOTX	4	/* both don't exist. */
852 #define FPC_DIFFX	6	/* one of them doesn't exist. */
853 #define FPC_SAMEX	7	/* both don't exist and file names are same. */
854 
855 /* flags for do_ecmd() */
856 #define ECMD_HIDE	0x01	/* don't free the current buffer */
857 #define ECMD_SET_HELP	0x02	/* set b_help flag of (new) buffer before
858 				   opening file */
859 #define ECMD_OLDBUF	0x04	/* use existing buffer if it exists */
860 #define ECMD_FORCEIT	0x08	/* ! used in Ex command */
861 #define ECMD_ADDBUF	0x10	/* don't edit, just add to buffer list */
862 
863 /* for lnum argument in do_ecmd() */
864 #define ECMD_LASTL	(linenr_T)0	/* use last position in loaded file */
865 #define ECMD_LAST	(linenr_T)-1	/* use last position in all files */
866 #define ECMD_ONE	(linenr_T)1	/* use first line */
867 
868 /* flags for do_cmdline() */
869 #define DOCMD_VERBOSE	0x01	/* included command in error message */
870 #define DOCMD_NOWAIT	0x02	/* don't call wait_return() and friends */
871 #define DOCMD_REPEAT	0x04	/* repeat exec. until getline() returns NULL */
872 #define DOCMD_KEYTYPED	0x08	/* don't reset KeyTyped */
873 #define DOCMD_EXCRESET	0x10	/* reset exception environment (for debugging)*/
874 #define DOCMD_KEEPLINE  0x20	/* keep typed line for repeating with "." */
875 
876 /* flags for beginline() */
877 #define BL_WHITE	1	/* cursor on first non-white in the line */
878 #define BL_SOL		2	/* use 'sol' option */
879 #define BL_FIX		4	/* don't leave cursor on a NUL */
880 
881 /* flags for mf_sync() */
882 #define MFS_ALL		1	/* also sync blocks with negative numbers */
883 #define MFS_STOP	2	/* stop syncing when a character is available */
884 #define MFS_FLUSH	4	/* flushed file to disk */
885 #define MFS_ZERO	8	/* only write block 0 */
886 
887 /* flags for buf_copy_options() */
888 #define BCO_ENTER	1	/* going to enter the buffer */
889 #define BCO_ALWAYS	2	/* always copy the options */
890 #define BCO_NOHELP	4	/* don't touch the help related options */
891 
892 /* flags for do_put() */
893 #define PUT_FIXINDENT	1	/* make indent look nice */
894 #define PUT_CURSEND	2	/* leave cursor after end of new text */
895 #define PUT_CURSLINE	4	/* leave cursor on last line of new text */
896 #define PUT_LINE	8	/* put register as lines */
897 #define PUT_LINE_SPLIT	16	/* split line for linewise register */
898 #define PUT_LINE_FORWARD 32	/* put linewise register below Visual sel. */
899 
900 /* flags for set_indent() */
901 #define SIN_CHANGED	1	/* call changed_bytes() when line changed */
902 #define SIN_INSERT	2	/* insert indent before existing text */
903 #define SIN_UNDO	4	/* save line for undo before changing it */
904 
905 /* flags for insertchar() */
906 #define INSCHAR_FORMAT	1	/* force formatting */
907 #define INSCHAR_DO_COM	2	/* format comments */
908 #define INSCHAR_CTRLV	4	/* char typed just after CTRL-V */
909 
910 /* flags for open_line() */
911 #define OPENLINE_DELSPACES  1	/* delete spaces after cursor */
912 #define OPENLINE_DO_COM	    2	/* format comments */
913 #define OPENLINE_KEEPTRAIL  4	/* keep trailing spaces */
914 #define OPENLINE_MARKFIX    8	/* fix mark positions */
915 
916 /*
917  * There are four history tables:
918  */
919 #define HIST_CMD	0	/* colon commands */
920 #define HIST_SEARCH	1	/* search commands */
921 #define HIST_EXPR	2	/* expressions (from entering = register) */
922 #define HIST_INPUT	3	/* input() lines */
923 #define HIST_DEBUG	4	/* debug commands */
924 #define HIST_COUNT	5	/* number of history tables */
925 
926 /*
927  * Flags for chartab[].
928  */
929 #define CT_CELL_MASK	0x07	/* mask: nr of display cells (1, 2 or 4) */
930 #define CT_PRINT_CHAR	0x10	/* flag: set for printable chars */
931 #define CT_ID_CHAR	0x20	/* flag: set for ID chars */
932 #define CT_FNAME_CHAR	0x40	/* flag: set for file name chars */
933 
934 /*
935  * Values for do_tag().
936  */
937 #define DT_TAG		1	/* jump to newer position or same tag again */
938 #define DT_POP		2	/* jump to older position */
939 #define DT_NEXT		3	/* jump to next match of same tag */
940 #define DT_PREV		4	/* jump to previous match of same tag */
941 #define DT_FIRST	5	/* jump to first match of same tag */
942 #define DT_LAST		6	/* jump to first match of same tag */
943 #define DT_SELECT	7	/* jump to selection from list */
944 #define DT_HELP		8	/* like DT_TAG, but no wildcards */
945 #define DT_JUMP		9	/* jump to new tag or selection from list */
946 #define DT_CSCOPE	10	/* cscope find command (like tjump) */
947 #define DT_FREE		99	/* free cached matches */
948 
949 /*
950  * flags for find_tags().
951  */
952 #define TAG_HELP	1	/* only search for help tags */
953 #define TAG_NAMES	2	/* only return name of tag */
954 #define	TAG_REGEXP	4	/* use tag pattern as regexp */
955 #define	TAG_NOIC	8	/* don't always ignore case */
956 #ifdef FEAT_CSCOPE
957 # define TAG_CSCOPE	16	/* cscope tag */
958 #endif
959 #define TAG_VERBOSE	32	/* message verbosity */
960 #define TAG_INS_COMP	64	/* Currently doing insert completion */
961 #define TAG_KEEP_LANG	128	/* keep current language */
962 
963 #define TAG_MANY	200	/* When finding many tags (for completion),
964 				   find up to this many tags */
965 
966 /*
967  * Types of dialogs passed to do_vim_dialog().
968  */
969 #define VIM_GENERIC	0
970 #define VIM_ERROR	1
971 #define VIM_WARNING	2
972 #define VIM_INFO	3
973 #define VIM_QUESTION	4
974 #define VIM_LAST_TYPE	4	/* sentinel value */
975 
976 /*
977  * Return values for functions like gui_yesnocancel()
978  */
979 #define VIM_YES		2
980 #define VIM_NO		3
981 #define VIM_CANCEL	4
982 #define VIM_ALL		5
983 #define VIM_DISCARDALL  6
984 
985 /*
986  * arguments for win_split()
987  */
988 #define WSP_ROOM	1	/* require enough room */
989 #define WSP_VERT	2	/* split vertically */
990 #define WSP_TOP		4	/* window at top-left of shell */
991 #define WSP_BOT		8	/* window at bottom-right of shell */
992 #define WSP_HELP	16	/* creating the help window */
993 #define WSP_BELOW	32	/* put new window below/right */
994 #define WSP_ABOVE	64	/* put new window above/left */
995 
996 /*
997  * "flags" values for option-setting functions.
998  * When OPT_GLOBAL and OPT_LOCAL are both missing, set both local and global
999  * values, get local value.
1000  */
1001 #define OPT_FREE	1	/* free old value if it was allocated */
1002 #define OPT_GLOBAL	2	/* use global value */
1003 #define OPT_LOCAL	4	/* use local value */
1004 #define OPT_MODELINE	8	/* option in modeline */
1005 #define OPT_WINONLY	16	/* only set window-local options */
1006 
1007 /* Magic chars used in confirm dialog strings */
1008 #define DLG_BUTTON_SEP	'\n'
1009 #define DLG_HOTKEY_CHAR	'&'
1010 
1011 /* Values for "starting" */
1012 #define NO_SCREEN	2	/* no screen updating yet */
1013 #define NO_BUFFERS	1	/* not all buffers loaded yet */
1014 /*			0	   not starting anymore */
1015 
1016 /* Values for swap_exists_action: what to do when swap file already exists */
1017 #define SEA_NONE	0	/* don't use dialog */
1018 #define SEA_DIALOG	1	/* use dialog when possible */
1019 #define SEA_QUIT	2	/* quit editing the file */
1020 #define SEA_RECOVER	3	/* recover the file */
1021 
1022 /*
1023  * Minimal size for block 0 of a swap file.
1024  * NOTE: This depends on size of struct block0! It's not done with a sizeof(),
1025  * because struct block0 is defined in memline.c (Sorry).
1026  * The maximal block size is arbitrary.
1027  */
1028 #define MIN_SWAP_PAGE_SIZE 1048
1029 #define MAX_SWAP_PAGE_SIZE 50000
1030 
1031 /* Special values for current_SID. */
1032 #define SID_MODELINE	-1	/* when using a modeline */
1033 #define SID_CMDARG	-2	/* for "--cmd" argument */
1034 #define SID_CARG	-3	/* for "-c" argument */
1035 #define SID_ENV		-4	/* for sourcing environment variable */
1036 
1037 /*
1038  * Events for autocommands.
1039  */
1040 enum auto_event
1041 {
1042     EVENT_BUFADD = 0,		/* after adding a buffer to the buffer list */
1043     EVENT_BUFNEW,		/* after creating any buffer */
1044     EVENT_BUFDELETE,		/* deleting a buffer from the buffer list */
1045     EVENT_BUFWIPEOUT,		/* just before really deleting a buffer */
1046     EVENT_BUFENTER,		/* after entering a buffer */
1047     EVENT_BUFFILEPOST,		/* after renaming a buffer */
1048     EVENT_BUFFILEPRE,		/* before renaming a buffer */
1049     EVENT_BUFLEAVE,		/* before leaving a buffer */
1050     EVENT_BUFNEWFILE,		/* when creating a buffer for a new file */
1051     EVENT_BUFREADPOST,		/* after reading a buffer */
1052     EVENT_BUFREADPRE,		/* before reading a buffer */
1053     EVENT_BUFREADCMD,		/* read buffer using command */
1054     EVENT_BUFUNLOAD,		/* just before unloading a buffer */
1055     EVENT_BUFHIDDEN,		/* just after buffer becomes hidden */
1056     EVENT_BUFWINENTER,		/* after showing a buffer in a window */
1057     EVENT_BUFWINLEAVE,		/* just after buffer removed from window */
1058     EVENT_BUFWRITEPOST,		/* after writing a buffer */
1059     EVENT_BUFWRITEPRE,		/* before writing a buffer */
1060     EVENT_BUFWRITECMD,		/* write buffer using command */
1061     EVENT_CMDWINENTER,		/* after entering the cmdline window */
1062     EVENT_CMDWINLEAVE,		/* before leaving the cmdline window */
1063     EVENT_COLORSCHEME,		/* after loading a colorscheme */
1064     EVENT_FILEAPPENDPOST,	/* after appending to a file */
1065     EVENT_FILEAPPENDPRE,	/* before appending to a file */
1066     EVENT_FILEAPPENDCMD,	/* appende to a file using command */
1067     EVENT_FILECHANGEDSHELL,	/* after shell command that changed file */
1068     EVENT_FILECHANGEDRO,	/* before first change to read-only file */
1069     EVENT_FILEREADPOST,		/* after reading a file */
1070     EVENT_FILEREADPRE,		/* before reading a file */
1071     EVENT_FILEREADCMD,		/* read from a file using command */
1072     EVENT_FILETYPE,		/* new file type detected (user defined) */
1073     EVENT_FILEWRITEPOST,	/* after writing a file */
1074     EVENT_FILEWRITEPRE,		/* before writing a file */
1075     EVENT_FILEWRITECMD,		/* write to a file using command */
1076     EVENT_FILTERREADPOST,	/* after reading from a filter */
1077     EVENT_FILTERREADPRE,	/* before reading from a filter */
1078     EVENT_FILTERWRITEPOST,	/* after writing to a filter */
1079     EVENT_FILTERWRITEPRE,	/* before writing to a filter */
1080     EVENT_FOCUSGAINED,		/* got the focus */
1081     EVENT_FOCUSLOST,		/* lost the focus to another app */
1082     EVENT_GUIENTER,		/* after starting the GUI */
1083     EVENT_INSERTCHANGE,		/* when changing Insert/Replace mode */
1084     EVENT_INSERTENTER,		/* when entering Insert mode */
1085     EVENT_INSERTLEAVE,		/* when leaving Insert mode */
1086     EVENT_MENUPOPUP,		/* just before popup menu is displayed */
1087     EVENT_QUICKFIXCMDPOST,	/* after :make, :grep etc */
1088     EVENT_QUICKFIXCMDPRE,	/* before :make, :grep etc */
1089     EVENT_SESSIONLOADPOST,	/* after loading a session file */
1090     EVENT_STDINREADPOST,	/* after reading from stdin */
1091     EVENT_STDINREADPRE,		/* before reading from stdin */
1092     EVENT_SYNTAX,		/* syntax selected */
1093     EVENT_TERMCHANGED,		/* after changing 'term' */
1094     EVENT_TERMRESPONSE,		/* after setting "v:termresponse" */
1095     EVENT_USER,			/* user defined autocommand */
1096     EVENT_VIMENTER,		/* after starting Vim */
1097     EVENT_VIMLEAVE,		/* before exiting Vim */
1098     EVENT_VIMLEAVEPRE,		/* before exiting Vim and writing .viminfo */
1099     EVENT_WINENTER,		/* after entering a window */
1100     EVENT_WINLEAVE,		/* before leaving a window */
1101     EVENT_ENCODINGCHANGED,	/* after changing the 'encoding' option */
1102     EVENT_CURSORHOLD,		/* cursor in same position for a while */
1103     EVENT_FUNCUNDEFINED,	/* if calling a function which doesn't exist */
1104     EVENT_REMOTEREPLY,		/* upon string reception from a remote vim */
1105     EVENT_SWAPEXISTS,		/* found existing swap file */
1106     NUM_EVENTS			/* MUST be the last one */
1107 };
1108 
1109 typedef enum auto_event EVENT_T;
1110 
1111 /*
1112  * Values for index in highlight_attr[].
1113  * When making changes, also update HL_FLAGS below!  And update the default
1114  * value of 'highlight' in option.c.
1115  */
1116 typedef enum
1117 {
1118     HLF_8 = 0	    /* Meta & special keys listed with ":map", text that is
1119 		       displayed different from what it is */
1120     , HLF_AT	    /* @ and ~ characters at end of screen, characters that
1121 		       don't really exist in the text */
1122     , HLF_D	    /* directories in CTRL-D listing */
1123     , HLF_E	    /* error messages */
1124     , HLF_H	    /* obsolete, ignored */
1125     , HLF_I	    /* incremental search */
1126     , HLF_L	    /* last search string */
1127     , HLF_M	    /* "--More--" message */
1128     , HLF_CM	    /* Mode (e.g., "-- INSERT --") */
1129     , HLF_N	    /* line number for ":number" and ":#" commands */
1130     , HLF_R	    /* return to continue message and yes/no questions */
1131     , HLF_S	    /* status lines */
1132     , HLF_SNC	    /* status lines of not-current windows */
1133     , HLF_C	    /* column to separate vertically split windows */
1134     , HLF_T	    /* Titles for output from ":set all", ":autocmd" etc. */
1135     , HLF_V	    /* Visual mode */
1136     , HLF_VNC	    /* Visual mode, autoselecting and not clipboard owner */
1137     , HLF_W	    /* warning messages */
1138     , HLF_WM	    /* Wildmenu highlight */
1139     , HLF_FL	    /* Folded line */
1140     , HLF_FC	    /* Fold column */
1141     , HLF_ADD	    /* Added diff line */
1142     , HLF_CHD	    /* Changed diff line */
1143     , HLF_DED	    /* Deleted diff line */
1144     , HLF_TXD	    /* Text Changed in diff line */
1145     , HLF_SC	    /* Sign column */
1146     , HLF_SPB	    /* SpellBad */
1147     , HLF_SPC	    /* SpellCap */
1148     , HLF_SPR	    /* SpellRare */
1149     , HLF_SPL	    /* SpellLocal */
1150     , HLF_PNI	    /* popup menu normal item */
1151     , HLF_PSI	    /* popup menu selected item */
1152     , HLF_PSB	    /* popup menu scrollbar */
1153     , HLF_PST	    /* popup menu scrollbar thumb */
1154     , HLF_COUNT	    /* MUST be the last one */
1155 } hlf_T;
1156 
1157 /* the HL_FLAGS must be in the same order as the HLF_ enums! */
1158 #define HL_FLAGS {'8', '@', 'd', 'e', 'h', 'i', 'l', 'm', 'M', \
1159 		  'n', 'r', 's', 'S', 'c', 't', 'v', 'V', 'w', 'W', \
1160 		  'f', 'F', 'A', 'C', 'D', 'T', '>', \
1161 		  'B', 'P', 'R', 'L', \
1162 		  '+', '=', 'x', 'X'}
1163 
1164 /*
1165  * Boolean constants
1166  */
1167 #ifndef TRUE
1168 # define FALSE	0	    /* note: this is an int, not a long! */
1169 # define TRUE	1
1170 #endif
1171 
1172 #define MAYBE	2	    /* sometimes used for a variant on TRUE */
1173 
1174 /*
1175  * Operator IDs; The order must correspond to opchars[] in ops.c!
1176  */
1177 #define OP_NOP		0	/* no pending operation */
1178 #define OP_DELETE	1	/* "d"  delete operator */
1179 #define OP_YANK		2	/* "y"  yank operator */
1180 #define OP_CHANGE	3	/* "c"  change operator */
1181 #define OP_LSHIFT	4	/* "<"  left shift operator */
1182 #define OP_RSHIFT	5	/* ">"  right shift operator */
1183 #define OP_FILTER	6	/* "!"  filter operator */
1184 #define OP_TILDE	7	/* "g~" switch case operator */
1185 #define OP_INDENT	8	/* "="  indent operator */
1186 #define OP_FORMAT	9	/* "gq" format operator */
1187 #define OP_COLON	10	/* ":"  colon operator */
1188 #define OP_UPPER	11	/* "gU" make upper case operator */
1189 #define OP_LOWER	12	/* "gu" make lower case operator */
1190 #define OP_JOIN		13	/* "J"  join operator, only for Visual mode */
1191 #define OP_JOIN_NS	14	/* "gJ"  join operator, only for Visual mode */
1192 #define OP_ROT13	15	/* "g?" rot-13 encoding */
1193 #define OP_REPLACE	16	/* "r"  replace chars, only for Visual mode */
1194 #define OP_INSERT	17	/* "I"  Insert column, only for Visual mode */
1195 #define OP_APPEND	18	/* "A"  Append column, only for Visual mode */
1196 #define OP_FOLD		19	/* "zf" define a fold */
1197 #define OP_FOLDOPEN	20	/* "zo" open folds */
1198 #define OP_FOLDOPENREC	21	/* "zO" open folds recursively */
1199 #define OP_FOLDCLOSE	22	/* "zc" close folds */
1200 #define OP_FOLDCLOSEREC	23	/* "zC" close folds recursively */
1201 #define OP_FOLDDEL	24	/* "zd" delete folds */
1202 #define OP_FOLDDELREC	25	/* "zD" delete folds recursively */
1203 #define OP_FORMAT2	26	/* "gw" format operator, keeps cursor pos */
1204 #define OP_FUNCTION	27	/* "g@" call 'operatorfunc' */
1205 
1206 /*
1207  * Motion types, used for operators and for yank/delete registers.
1208  */
1209 #define MCHAR	0		/* character-wise movement/register */
1210 #define MLINE	1		/* line-wise movement/register */
1211 #define MBLOCK	2		/* block-wise register */
1212 
1213 #define MAUTO	0xff		/* Decide between MLINE/MCHAR */
1214 
1215 /*
1216  * Minimum screen size
1217  */
1218 #define MIN_COLUMNS	12	/* minimal columns for screen */
1219 #define MIN_LINES	2	/* minimal lines for screen */
1220 #define STATUS_HEIGHT	1	/* height of a status line under a window */
1221 #define QF_WINHEIGHT	10	/* default height for quickfix window */
1222 
1223 /*
1224  * Buffer sizes
1225  */
1226 #ifndef CMDBUFFSIZE
1227 # define CMDBUFFSIZE	256	/* size of the command processing buffer */
1228 #endif
1229 
1230 #define LSIZE	    512		/* max. size of a line in the tags file */
1231 
1232 #define IOSIZE	   (1024+1)	/* file i/o and sprintf buffer size */
1233 
1234 #ifdef FEAT_MBYTE
1235 # define MSG_BUF_LEN 480	/* length of buffer for small messages */
1236 # define MSG_BUF_CLEN  (MSG_BUF_LEN / 6)    /* cell length (worst case: utf-8
1237 					       takes 6 bytes for one cell) */
1238 #else
1239 # define MSG_BUF_LEN 80		/* length of buffer for small messages */
1240 # define MSG_BUF_CLEN  MSG_BUF_LEN	    /* cell length */
1241 #endif
1242 
1243 #if defined(AMIGA) || defined(__linux__) || defined(__QNX__) || defined(__CYGWIN32__) || defined(_AIX)
1244 # define TBUFSZ 2048		/* buffer size for termcap entry */
1245 #else
1246 # define TBUFSZ 1024		/* buffer size for termcap entry */
1247 #endif
1248 
1249 /*
1250  * Maximum length of key sequence to be mapped.
1251  * Must be able to hold an Amiga resize report.
1252  */
1253 #define MAXMAPLEN   50
1254 
1255 #ifdef BINARY_FILE_IO
1256 # define WRITEBIN   "wb"	/* no CR-LF translation */
1257 # define READBIN    "rb"
1258 # define APPENDBIN  "ab"
1259 #else
1260 # define WRITEBIN   "w"
1261 # define READBIN    "r"
1262 # define APPENDBIN  "a"
1263 #endif
1264 
1265 /*
1266  * EMX doesn't have a global way of making open() use binary I/O.
1267  * Use O_BINARY for all open() calls.
1268  */
1269 #if defined(__EMX__) || defined(__CYGWIN32__)
1270 # define O_EXTRA    O_BINARY
1271 #else
1272 # define O_EXTRA    0
1273 #endif
1274 
1275 #ifndef O_NOFOLLOW
1276 # define O_NOFOLLOW 0
1277 #endif
1278 
1279 #ifndef W_OK
1280 # define W_OK 2		/* for systems that don't have W_OK in unistd.h */
1281 #endif
1282 #ifndef R_OK
1283 # define R_OK 4		/* for systems that don't have R_OK in unistd.h */
1284 #endif
1285 
1286 /*
1287  * defines to avoid typecasts from (char_u *) to (char *) and back
1288  * (vim_strchr() and vim_strrchr() are now in alloc.c)
1289  */
1290 #define STRLEN(s)	    strlen((char *)(s))
1291 #define STRCPY(d, s)	    strcpy((char *)(d), (char *)(s))
1292 #define STRNCPY(d, s, n)    strncpy((char *)(d), (char *)(s), (size_t)(n))
1293 #define STRCMP(d, s)	    strcmp((char *)(d), (char *)(s))
1294 #define STRNCMP(d, s, n)    strncmp((char *)(d), (char *)(s), (size_t)(n))
1295 #ifdef HAVE_STRCASECMP
1296 # define STRICMP(d, s)	    strcasecmp((char *)(d), (char *)(s))
1297 #else
1298 # ifdef HAVE_STRICMP
1299 #  define STRICMP(d, s)	    stricmp((char *)(d), (char *)(s))
1300 # else
1301 #  define STRICMP(d, s)	    vim_stricmp((char *)(d), (char *)(s))
1302 # endif
1303 #endif
1304 
1305 #ifdef HAVE_STRNCASECMP
1306 # define STRNICMP(d, s, n)  strncasecmp((char *)(d), (char *)(s), (size_t)(n))
1307 #else
1308 # ifdef HAVE_STRNICMP
1309 #  define STRNICMP(d, s, n) strnicmp((char *)(d), (char *)(s), (size_t)(n))
1310 # else
1311 #  define STRNICMP(d, s, n) vim_strnicmp((char *)(d), (char *)(s), (size_t)(n))
1312 # endif
1313 #endif
1314 
1315 #ifdef FEAT_MBYTE
1316 # define MB_STRICMP(d, s)	(has_mbyte ? mb_strnicmp((char_u *)(d), (char_u *)(s), (int)MAXCOL) : STRICMP((d), (s)))
1317 # define MB_STRNICMP(d, s, n)	(has_mbyte ? mb_strnicmp((char_u *)(d), (char_u *)(s), (int)(n)) : STRNICMP((d), (s), (n)))
1318 #else
1319 # define MB_STRICMP(d, s)	STRICMP((d), (s))
1320 # define MB_STRNICMP(d, s, n)	STRNICMP((d), (s), (n))
1321 #endif
1322 
1323 #define STRCAT(d, s)	    strcat((char *)(d), (char *)(s))
1324 #define STRNCAT(d, s, n)    strncat((char *)(d), (char *)(s), (size_t)(n))
1325 
1326 #ifdef HAVE_STRPBRK
1327 # define vim_strpbrk(s, cs) (char_u *)strpbrk((char *)(s), (char *)(cs))
1328 #endif
1329 
1330 #define MSG(s)			    msg((char_u *)(s))
1331 #define MSG_ATTR(s, attr)	    msg_attr((char_u *)(s), (attr))
1332 #define EMSG(s)			    emsg((char_u *)(s))
1333 #define EMSG2(s, p)		    emsg2((char_u *)(s), (char_u *)(p))
1334 #define EMSG3(s, p, q)		    emsg3((char_u *)(s), (char_u *)(p), (char_u *)(q))
1335 #define EMSGN(s, n)		    emsgn((char_u *)(s), (long)(n))
1336 #define OUT_STR(s)		    out_str((char_u *)(s))
1337 #define OUT_STR_NF(s)		    out_str_nf((char_u *)(s))
1338 #define MSG_PUTS(s)		    msg_puts((char_u *)(s))
1339 #define MSG_PUTS_ATTR(s, a)	    msg_puts_attr((char_u *)(s), (a))
1340 #define MSG_PUTS_TITLE(s)	    msg_puts_title((char_u *)(s))
1341 #define MSG_PUTS_LONG(s)	    msg_puts_long_attr((char_u *)(s), 0)
1342 #define MSG_PUTS_LONG_ATTR(s, a)    msg_puts_long_attr((char_u *)(s), (a))
1343 
1344 /* Prefer using emsg3(), because perror() may send the output to the wrong
1345  * destination and mess up the screen. */
1346 #ifdef HAVE_STRERROR
1347 # define PERROR(msg)		    (void)emsg3((char_u *)"%s: %s", (char_u *)msg, (char_u *)strerror(errno))
1348 #else
1349 # define PERROR(msg)		    perror(msg)
1350 #endif
1351 
1352 typedef long	    linenr_T;		/* line number type */
1353 typedef unsigned    colnr_T;		/* column number type */
1354 typedef unsigned short disptick_T;	/* display tick type */
1355 
1356 #define MAXLNUM (0x7fffffffL)		/* maximum (invalid) line number */
1357 
1358 /*
1359  * Well, you won't believe it, but some S/390 machines ("host", now also known
1360  * as zServer) us 31 bit pointers. There are also some newer machines, that
1361  * use 64 bit pointers. I don't know how to distinguish between 31 and 64 bit
1362  * machines, so the best way is to assume 31 bits whenever we detect OS/390
1363  * Unix.
1364  * With this we restrict the maximum line length to 1073741823. I guess this is
1365  * not a real problem. BTW:  Longer lines are split.
1366  */
1367 #if SIZEOF_INT >= 4
1368 # ifdef __MVS__
1369 #  define MAXCOL (0x3fffffffL)		/* maximum column number, 30 bits */
1370 # else
1371 #  define MAXCOL (0x7fffffffL)		/* maximum column number, 31 bits */
1372 # endif
1373 #else
1374 # define MAXCOL	(0x7fff)		/* maximum column number, 15 bits */
1375 #endif
1376 
1377 #define SHOWCMD_COLS 10			/* columns needed by shown command */
1378 #define STL_MAX_ITEM 80			/* max nr of %<flag> in statusline */
1379 
1380 typedef void	    *vim_acl_T;		/* dummy to pass an ACL to a function */
1381 
1382 /*
1383  * Include a prototype for mch_memmove(), it may not be in alloc.pro.
1384  */
1385 #ifdef VIM_MEMMOVE
1386 void mch_memmove __ARGS((void *, void *, size_t));
1387 #else
1388 # ifndef mch_memmove
1389 #  define mch_memmove(to, from, len) memmove(to, from, len)
1390 # endif
1391 #endif
1392 
1393 /*
1394  * fnamecmp() is used to compare file names.
1395  * On some systems case in a file name does not matter, on others it does.
1396  * (this does not account for maximum name lengths and things like "../dir",
1397  * thus it is not 100% accurate!)
1398  */
1399 #ifdef CASE_INSENSITIVE_FILENAME
1400 # ifdef BACKSLASH_IN_FILENAME
1401 #  define fnamecmp(x, y) vim_fnamecmp((x), (y))
1402 #  define fnamencmp(x, y, n) vim_fnamencmp((x), (y), (size_t)(n))
1403 # else
1404 #  define fnamecmp(x, y) MB_STRICMP((x), (y))
1405 #  define fnamencmp(x, y, n) MB_STRNICMP((x), (y), (n))
1406 # endif
1407 #else
1408 # define fnamecmp(x, y) strcmp((char *)(x), (char *)(y))
1409 # define fnamencmp(x, y, n) strncmp((char *)(x), (char *)(y), (size_t)(n))
1410 #endif
1411 
1412 #ifdef HAVE_MEMSET
1413 # define vim_memset(ptr, c, size)   memset((ptr), (c), (size))
1414 #else
1415 void *vim_memset __ARGS((void *, int, size_t));
1416 #endif
1417 
1418 #ifdef HAVE_MEMCMP
1419 # define vim_memcmp(p1, p2, len)   memcmp((p1), (p2), (len))
1420 #else
1421 # ifdef HAVE_BCMP
1422 #  define vim_memcmp(p1, p2, len)   bcmp((p1), (p2), (len))
1423 # else
1424 int vim_memcmp __ARGS((void *, void *, size_t));
1425 #  define VIM_MEMCMP
1426 # endif
1427 #endif
1428 
1429 #if defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) \
1430 	|| defined(FEAT_CLIENTSERVER)
1431 # define USE_INPUT_BUF
1432 #endif
1433 
1434 #ifdef MSWIN
1435 /* On MS-Windows the third argument isn't size_t.  This matters for Win64,
1436  * where sizeof(size_t)==8, not 4 */
1437 # define vim_read(fd, buf, count)   read((fd), (char *)(buf), (unsigned int)(count))
1438 # define vim_write(fd, buf, count)  write((fd), (char *)(buf), (unsigned int)(count))
1439 #else
1440 # define vim_read(fd, buf, count)   read((fd), (char *)(buf), (size_t) (count))
1441 # define vim_write(fd, buf, count)  write((fd), (char *)(buf), (size_t) (count))
1442 #endif
1443 
1444 /*
1445  * Enums need a typecast to be used as array index (for Ultrix).
1446  */
1447 #define hl_attr(n)	highlight_attr[(int)(n)]
1448 #define term_str(n)	term_strings[(int)(n)]
1449 
1450 /*
1451  * vim_iswhite() is used for "^" and the like. It differs from isspace()
1452  * because it doesn't include <CR> and <LF> and the like.
1453  */
1454 #define vim_iswhite(x)	((x) == ' ' || (x) == '\t')
1455 
1456 /* Note that gui.h is included by structs.h */
1457 
1458 #include "structs.h"	    /* file that defines many structures */
1459 
1460 #ifdef FEAT_MOUSE
1461 
1462 /* Codes for mouse button events in lower three bits: */
1463 # define MOUSE_LEFT	0x00
1464 # define MOUSE_MIDDLE	0x01
1465 # define MOUSE_RIGHT	0x02
1466 # define MOUSE_RELEASE	0x03
1467 
1468 /* bit masks for modifiers: */
1469 # define MOUSE_SHIFT	0x04
1470 # define MOUSE_ALT	0x08
1471 # define MOUSE_CTRL	0x10
1472 
1473 /* mouse buttons that are handled like a key press (GUI only) */
1474 # define MOUSE_4	0x100	/* scroll wheel down */
1475 # define MOUSE_5	0x200	/* scroll wheel up */
1476 
1477 # define MOUSE_X1	0x300 /* Mouse-button X1 (6th) */
1478 # define MOUSE_X2	0x400 /* Mouse-button X2 */
1479 
1480 /* 0x20 is reserved by xterm */
1481 # define MOUSE_DRAG_XTERM   0x40
1482 
1483 # define MOUSE_DRAG	(0x40 | MOUSE_RELEASE)
1484 
1485 /* Lowest button code for using the mouse wheel (xterm only) */
1486 # define MOUSEWHEEL_LOW		0x60
1487 
1488 # define MOUSE_CLICK_MASK	0x03
1489 
1490 # define NUM_MOUSE_CLICKS(code) \
1491     (((unsigned)((code) & 0xC0) >> 6) + 1)
1492 
1493 # define SET_NUM_MOUSE_CLICKS(code, num) \
1494     (code) = ((code) & 0x3f) | ((((num) - 1) & 3) << 6)
1495 
1496 /* Added to mouse column for GUI when 'mousefocus' wants to give focus to a
1497  * window by simulating a click on its status line.  We could use up to 128 *
1498  * 128 = 16384 columns, now it's reduced to 10000. */
1499 # define MOUSE_COLOFF 10000
1500 
1501 /*
1502  * jump_to_mouse() returns one of first four these values, possibly with
1503  * some of the other three added.
1504  */
1505 # define IN_UNKNOWN		0
1506 # define IN_BUFFER		1
1507 # define IN_STATUS_LINE		2	/* on status or command line */
1508 # define IN_SEP_LINE		4	/* on vertical separator line */
1509 # define IN_OTHER_WIN		8	/* in other window but can't go there */
1510 # define CURSOR_MOVED		0x100
1511 # define MOUSE_FOLD_CLOSE	0x200	/* clicked on '-' in fold column */
1512 # define MOUSE_FOLD_OPEN	0x400	/* clicked on '+' in fold column */
1513 
1514 /* flags for jump_to_mouse() */
1515 # define MOUSE_FOCUS		0x01	/* need to stay in this window */
1516 # define MOUSE_MAY_VIS		0x02	/* may start Visual mode */
1517 # define MOUSE_DID_MOVE		0x04	/* only act when mouse has moved */
1518 # define MOUSE_SETPOS		0x08	/* only set current mouse position */
1519 # define MOUSE_MAY_STOP_VIS	0x10	/* may stop Visual mode */
1520 # define MOUSE_RELEASED		0x20	/* button was released */
1521 
1522 # if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1523 #  define CHECK_DOUBLE_CLICK 1	/* Checking for double clicks ourselves. */
1524 # endif
1525 
1526 #endif /* FEAT_MOUSE */
1527 
1528 /* defines for eval_vars() */
1529 #define VALID_PATH		1
1530 #define VALID_HEAD		2
1531 
1532 /* Defines for Vim variables.  These must match vimvars[] in eval.c! */
1533 #define VV_COUNT	0
1534 #define VV_COUNT1	1
1535 #define VV_PREVCOUNT	2
1536 #define VV_ERRMSG	3
1537 #define VV_WARNINGMSG	4
1538 #define VV_STATUSMSG	5
1539 #define VV_SHELL_ERROR	6
1540 #define VV_THIS_SESSION	7
1541 #define VV_VERSION	8
1542 #define VV_LNUM		9
1543 #define VV_TERMRESPONSE	10
1544 #define VV_FNAME	11
1545 #define VV_LANG		12
1546 #define VV_LC_TIME	13
1547 #define VV_CTYPE	14
1548 #define VV_CC_FROM	15
1549 #define VV_CC_TO	16
1550 #define VV_FNAME_IN	17
1551 #define VV_FNAME_OUT	18
1552 #define VV_FNAME_NEW	19
1553 #define VV_FNAME_DIFF	20
1554 #define VV_CMDARG	21
1555 #define VV_FOLDSTART	22
1556 #define VV_FOLDEND	23
1557 #define VV_FOLDDASHES	24
1558 #define VV_FOLDLEVEL	25
1559 #define VV_PROGNAME	26
1560 #define VV_SEND_SERVER	27
1561 #define VV_DYING	28
1562 #define VV_EXCEPTION	29
1563 #define VV_THROWPOINT	30
1564 #define VV_REG		31
1565 #define VV_CMDBANG	32
1566 #define VV_INSERTMODE	33
1567 #define VV_VAL		34
1568 #define VV_KEY		35
1569 #define VV_PROFILING	36
1570 #define VV_FCS_REASON	37
1571 #define VV_FCS_CHOICE	38
1572 #define VV_BEVAL_BUFNR	39
1573 #define VV_BEVAL_WINNR	40
1574 #define VV_BEVAL_LNUM	41
1575 #define VV_BEVAL_COL	42
1576 #define VV_BEVAL_TEXT	43
1577 #define VV_SCROLLSTART	44
1578 #define VV_SWAPNAME	45
1579 #define VV_SWAPCHOICE	46
1580 #define VV_SWAPCOMMAND	47
1581 #define VV_LEN		48	/* number of v: vars */
1582 
1583 #ifdef FEAT_CLIPBOARD
1584 
1585 /* VIM_ATOM_NAME is the older Vim-specific selection type for X11.  Still
1586  * supported for when a mix of Vim versions is used. VIMENC_ATOM_NAME includes
1587  * the encoding to support Vims using different 'encoding' values. */
1588 #define VIM_ATOM_NAME "_VIM_TEXT"
1589 #define VIMENC_ATOM_NAME "_VIMENC_TEXT"
1590 
1591 /* Selection states for modeless selection */
1592 # define SELECT_CLEARED		0
1593 # define SELECT_IN_PROGRESS	1
1594 # define SELECT_DONE		2
1595 
1596 # define SELECT_MODE_CHAR	0
1597 # define SELECT_MODE_WORD	1
1598 # define SELECT_MODE_LINE	2
1599 
1600 # ifdef FEAT_GUI_W32
1601 #  ifdef FEAT_OLE
1602 #   define WM_OLE (WM_APP+0)
1603 #  endif
1604 #  ifdef FEAT_NETBEANS_INTG
1605     /* message for Netbeans socket event */
1606 #   define WM_NETBEANS (WM_APP+1)
1607 #  endif
1608 # endif
1609 
1610 /* Info about selected text */
1611 typedef struct VimClipboard
1612 {
1613     int		available;	/* Is clipboard available? */
1614     int		owned;		/* Flag: do we own the selection? */
1615     pos_T	start;		/* Start of selected area */
1616     pos_T	end;		/* End of selected area */
1617     int		vmode;		/* Visual mode character */
1618 
1619     /* Fields for selection that doesn't use Visual mode */
1620     short_u	origin_row;
1621     short_u	origin_start_col;
1622     short_u	origin_end_col;
1623     short_u	word_start_col;
1624     short_u	word_end_col;
1625 
1626     pos_T	prev;		/* Previous position */
1627     short_u	state;		/* Current selection state */
1628     short_u	mode;		/* Select by char, word, or line. */
1629 
1630 # if defined(FEAT_GUI_X11) || defined(FEAT_XCLIPBOARD)
1631     Atom	sel_atom;	/* PRIMARY/CLIPBOARD selection ID */
1632 # endif
1633 
1634 # ifdef FEAT_GUI_GTK
1635     GdkAtom     gtk_sel_atom;	/* PRIMARY/CLIPBOARD selection ID */
1636 # endif
1637 
1638 # ifdef MSWIN
1639     int_u	format;		/* Vim's own special clipboard format */
1640     int_u	format_raw;	/* Vim's raw text clipboard format */
1641 # endif
1642 } VimClipboard;
1643 #else
1644 typedef int VimClipboard;	/* This is required for the prototypes. */
1645 #endif
1646 
1647 #ifdef __BORLANDC__
1648 /* work around a bug in the Borland 'stat' function: */
1649 # include <io.h>	    /* for access() */
1650 
1651 # define stat(a,b) (access(a,0) ? -1 : stat(a,b))
1652 #endif
1653 
1654 /*
1655  * EXTERN is only defined in main.c.  That's where global variables are
1656  * actually defined and initialized.
1657  */
1658 #ifndef EXTERN
1659 # define EXTERN extern
1660 # define INIT(x)
1661 #else
1662 # ifndef INIT
1663 #  define INIT(x) x
1664 #  define DO_INIT
1665 # endif
1666 #endif
1667 
1668 #ifdef FEAT_PROFILE
1669 # ifdef WIN3264
1670 typedef LARGE_INTEGER proftime_T;
1671 # else
1672 typedef struct timeval proftime_T;
1673 # endif
1674 #else
1675 typedef int proftime_T;	    /* dummy for function prototypes */
1676 #endif
1677 
1678 #include "option.h"	    /* option variables and defines */
1679 #include "ex_cmds.h"	    /* Ex command defines */
1680 #include "proto.h"	    /* function prototypes */
1681 
1682 /* This has to go after the include of proto.h, as proto/gui.pro declares
1683  * functions of these names. The declarations would break if the defines had
1684  * been seen at that stage.  But it must be before globals.h, where error_ga
1685  * is declared. */
1686 #if !defined(FEAT_GUI_W32) && !defined(FEAT_GUI_X11) \
1687 	&& !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MAC)
1688 # define mch_errmsg(str)	fprintf(stderr, "%s", (str))
1689 # define display_errors()	fflush(stderr)
1690 # define mch_msg(str)		printf("%s", (str))
1691 #else
1692 # define USE_MCH_ERRMSG
1693 #endif
1694 
1695 #ifndef FEAT_MBYTE
1696 # define after_pathsep(b, p)	vim_ispathsep(*((p) - 1))
1697 # define transchar_byte(c)	transchar(c)
1698 #endif
1699 
1700 #ifndef FEAT_LINEBREAK
1701 /* Without the 'numberwidth' option line numbers are always 7 chars. */
1702 # define number_width(x) 7
1703 #endif
1704 
1705 
1706 #include "globals.h"	    /* global variables and messages */
1707 
1708 #ifdef FEAT_SNIFF
1709 # include "if_sniff.h"
1710 #endif
1711 
1712 #ifndef FEAT_VIRTUALEDIT
1713 # define getvvcol(w, p, s, c, e) getvcol(w, p, s, c, e)
1714 # define virtual_active() 0
1715 # define virtual_op FALSE
1716 #endif
1717 
1718 /*
1719  * If console dialog not supported, but GUI dialog is, use the GUI one.
1720  */
1721 #if defined(FEAT_GUI_DIALOG) && !defined(FEAT_CON_DIALOG)
1722 # define do_dialog gui_mch_dialog
1723 #endif
1724 
1725 /*
1726  * Default filters for gui_mch_browse().
1727  * The filters are almost system independent.  Except for the difference
1728  * between "*" and "*.*" for MSDOS-like systems.
1729  * NOTE: Motif only uses the very first pattern.  Therefore
1730  * BROWSE_FILTER_DEFAULT should start with a "*" pattern.
1731  */
1732 #ifdef FEAT_BROWSE
1733 # ifdef BACKSLASH_IN_FILENAME
1734 #  define BROWSE_FILTER_MACROS \
1735 	(char_u *)"Vim macro files (*.vim)\t*.vim\nAll Files (*.*)\t*.*\n"
1736 #  define BROWSE_FILTER_ALL_FILES (char_u *)"All Files (*.*)\t*.*\n"
1737 #  define BROWSE_FILTER_DEFAULT \
1738 	(char_u *)"All Files (*.*)\t*.*\nC source (*.c, *.h)\t*.c;*.h\nC++ source (*.cpp, *.hpp)\t*.cpp;*.hpp\nVB code (*.bas, *.frm)\t*.bas;*.frm\nVim files (*.vim, _vimrc, _gvimrc)\t*.vim;_vimrc;_gvimrc\n"
1739 # else
1740 #  define BROWSE_FILTER_MACROS \
1741 	(char_u *)"Vim macro files (*.vim)\t*.vim\nAll Files (*)\t*\n"
1742 #  define BROWSE_FILTER_ALL_FILES (char_u *)"All Files (*)\t*\n"
1743 #  define BROWSE_FILTER_DEFAULT \
1744 	(char_u *)"All Files (*)\t*\nC source (*.c, *.h)\t*.c;*.h\nC++ source (*.cpp, *.hpp)\t*.cpp;*.hpp\nVim files (*.vim, _vimrc, _gvimrc)\t*.vim;_vimrc;_gvimrc\n"
1745 # endif
1746 # define BROWSE_SAVE 1	    /* flag for do_browse() */
1747 # define BROWSE_DIR 2	    /* flag for do_browse() */
1748 #endif
1749 
1750 /* stop using fastcall for Borland */
1751 #if defined(__BORLANDC__) && defined(WIN32) && !defined(DEBUG)
1752  #pragma option -p.
1753 #endif
1754 
1755 #if defined(MEM_PROFILE)
1756 # define vim_realloc(ptr, size)  mem_realloc((ptr), (size))
1757 #else
1758 # define vim_realloc(ptr, size)  realloc((ptr), (size))
1759 #endif
1760 
1761 /*
1762  * The following macros stop displat/event loop nesting at the wrong time.
1763  */
1764 #ifdef ALT_X_INPUT
1765 # define ALT_INPUT_LOCK_OFF	suppress_alternate_input = FALSE
1766 # define ALT_INPUT_LOCK_ON	suppress_alternate_input = TRUE
1767 #endif
1768 
1769 #ifdef FEAT_MBYTE
1770 /* Maximum number of bytes in a multi-byte character.  It can be one 32-bit
1771  * character of up to 6 bytes, or one 16-bit character of up to three bytes
1772  * plus two following composing characters of three bytes each. */
1773 # define MB_MAXBYTES	9
1774 
1775 /*
1776  * Return byte length of character that starts with byte "b".
1777  * Returns 1 for a single-byte character.
1778  * MB_BYTE2LEN_CHECK() can be used to count a special key as one byte.
1779  * Don't call MB_BYTE2LEN(b) with b < 0 or b > 255!
1780  */
1781 # define MB_BYTE2LEN(b)		mb_bytelen_tab[b]
1782 # define MB_BYTE2LEN_CHECK(b)	(((b) < 0 || (b) > 255) ? 1 : mb_bytelen_tab[b])
1783 #endif
1784 
1785 #if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
1786 /* properties used in enc_canon_table[] (first three mutually exclusive) */
1787 # define ENC_8BIT	0x01
1788 # define ENC_DBCS	0x02
1789 # define ENC_UNICODE	0x04
1790 
1791 # define ENC_ENDIAN_B	0x10	    /* Unicode: Big endian */
1792 # define ENC_ENDIAN_L	0x20	    /* Unicode: Little endian */
1793 
1794 # define ENC_2BYTE	0x40	    /* Unicode: UCS-2 */
1795 # define ENC_4BYTE	0x80	    /* Unicode: UCS-4 */
1796 # define ENC_2WORD	0x100	    /* Unicode: UTF-16 */
1797 
1798 # define ENC_LATIN1	0x200	    /* Latin1 */
1799 # define ENC_LATIN9	0x400	    /* Latin9 */
1800 # define ENC_MACROMAN	0x800	    /* Mac Roman (not Macro Man! :-) */
1801 #endif
1802 
1803 #ifdef FEAT_MBYTE
1804 # ifdef USE_ICONV
1805 #  ifndef EILSEQ
1806 #   define EILSEQ 123
1807 #  endif
1808 #  ifdef DYNAMIC_ICONV
1809 /* On Win32 iconv.dll is dynamically loaded. */
1810 #   define ICONV_ERRNO (*iconv_errno())
1811 #   define ICONV_E2BIG  7
1812 #   define ICONV_EINVAL 22
1813 #   define ICONV_EILSEQ 42
1814 #  else
1815 #   define ICONV_ERRNO errno
1816 #   define ICONV_E2BIG  E2BIG
1817 #   define ICONV_EINVAL EINVAL
1818 #   define ICONV_EILSEQ EILSEQ
1819 #  endif
1820 # endif
1821 
1822 #endif
1823 
1824 /* ISSYMLINK(mode) tests if a file is a symbolic link. */
1825 #if (defined(S_IFMT) && defined(S_IFLNK)) || defined(S_ISLNK)
1826 # define HAVE_ISSYMLINK
1827 # if defined(S_IFMT) && defined(S_IFLNK)
1828 #  define ISSYMLINK(mode) (((mode) & S_IFMT) == S_IFLNK)
1829 # else
1830 #  define ISSYMLINK(mode) S_ISLNK(mode)
1831 # endif
1832 #endif
1833 
1834 #define SIGN_BYTE 1	    /* byte value used where sign is displayed;
1835 			       attribute value is sign type */
1836 
1837 #ifdef FEAT_NETBEANS_INTG
1838 # define MULTISIGN_BYTE 2   /* byte value used where sign is displayed if
1839 			       multiple signs exist on the line */
1840 #endif
1841 
1842 #if defined(FEAT_GUI) && defined(FEAT_XCLIPBOARD)
1843 # ifdef FEAT_GUI_GTK
1844    /* Avoid using a global variable for the X display.  It's ugly
1845     * and is likely to cause trouble in multihead environments. */
1846 #  define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : xterm_dpy)
1847 # else
1848 #  define X_DISPLAY	(gui.in_use ? gui.dpy : xterm_dpy)
1849 # endif
1850 #else
1851 # ifdef FEAT_GUI
1852 #  ifdef FEAT_GUI_GTK
1853 #   define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : (Display *)NULL)
1854 #  else
1855 #   define X_DISPLAY	gui.dpy
1856 #  endif
1857 # else
1858 #  define X_DISPLAY	xterm_dpy
1859 # endif
1860 #endif
1861 
1862 #ifdef NBDEBUG /* Netbeans debugging. */
1863 # include "nbdebug.h"
1864 #else
1865 # define nbdebug(a)
1866 #endif
1867 
1868 #ifdef IN_PERL_FILE
1869   /*
1870    * Avoid clashes between Perl and Vim namespace.
1871    */
1872 # undef NORMAL
1873 # undef STRLEN
1874 # undef FF
1875 # undef OP_DELETE
1876 # undef OP_JOIN
1877 # ifdef __BORLANDC__
1878 #  define NOPROTO 1
1879 # endif
1880   /* remove MAX and MIN, included by glib.h, redefined by sys/param.h */
1881 # ifdef MAX
1882 #  undef MAX
1883 # endif
1884 # ifdef MIN
1885 #  undef MIN
1886 # endif
1887   /* We use _() for gettext(), Perl uses it for function prototypes... */
1888 # ifdef _
1889 #  undef _
1890 # endif
1891 # ifdef DEBUG
1892 #  undef DEBUG
1893 # endif
1894 # ifdef _DEBUG
1895 #  undef _DEBUG
1896 # endif
1897 # ifdef instr
1898 #  undef instr
1899 # endif
1900   /* bool causes trouble on MACOS but is required on a few other systems */
1901 # if defined(bool) && defined(MACOS)
1902 #  undef bool
1903 # endif
1904 
1905 # ifdef __BORLANDC__
1906   /* Borland has the structure stati64 but not _stati64 */
1907 #  define _stati64 stati64
1908 # endif
1909 
1910 # include <EXTERN.h>
1911 # include <perl.h>
1912 # include <XSUB.h>
1913 #endif
1914 
1915 /* values for vim_handle_signal() that are not a signal */
1916 #define SIGNAL_BLOCK	-1
1917 #define SIGNAL_UNBLOCK  -2
1918 #if !defined(UNIX) && !defined(VMS)
1919 # define vim_handle_signal(x) 0
1920 #endif
1921 
1922 /* flags for skip_vimgrep_pat() */
1923 #define VGR_GLOBAL	1
1924 #define VGR_NOJUMP	2
1925 
1926 /* behavior for bad character, "++bad=" argument */
1927 #define BAD_REPLACE	'?'	/* replace it with '?' (default) */
1928 #define BAD_KEEP	-1	/* leave it */
1929 #define BAD_DROP	-2	/* erase it */
1930 
1931 #endif /* VIM__H */
1932