xref: /vim-8.2.3635/src/vim.h (revision f193fffd)
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 #if defined(FEAT_GUI_MOTIF) \
84     || defined(FEAT_GUI_GTK) \
85     || defined(FEAT_GUI_ATHENA) \
86     || defined(FEAT_GUI_MAC) \
87     || defined(FEAT_GUI_W32) \
88     || defined(FEAT_GUI_W16) \
89     || defined(FEAT_GUI_PHOTON)
90 # if !defined(FEAT_GUI) && !defined(NO_X11_INCLUDES)
91 #  define FEAT_GUI
92 # endif
93 #endif
94 
95 /* Visual Studio 2005 has 'deprecated' many of the standard CRT functions */
96 #if _MSC_VER >= 1400
97 # define _CRT_SECURE_NO_DEPRECATE
98 # define _CRT_NONSTDC_NO_DEPRECATE
99 #endif
100 
101 #if defined(FEAT_GUI_W32) || defined(FEAT_GUI_W16)
102 # define FEAT_GUI_MSWIN
103 #endif
104 #if defined(WIN16) || defined(WIN32) || defined(_WIN64)
105 # define MSWIN
106 #endif
107 /* Practically everything is common to both Win32 and Win64 */
108 #if defined(WIN32) || defined(_WIN64)
109 # define WIN3264
110 #endif
111 
112 /*
113  * SIZEOF_INT is used in feature.h, and the system-specific included files
114  * need items from feature.h.  Therefore define SIZEOF_INT here.
115  */
116 #ifdef WIN3264
117 # define SIZEOF_INT 4
118 #endif
119 #ifdef MSDOS
120 # ifdef DJGPP
121 #  ifndef FEAT_GUI_GTK		/* avoid problems when generating prototypes */
122 #   define SIZEOF_INT 4		/* 32 bit ints */
123 #  endif
124 #  define DOS32
125 #  define FEAT_CLIPBOARD
126 # else
127 #  ifndef FEAT_GUI_GTK		/* avoid problems when generating prototypes */
128 #   define SIZEOF_INT 2		/* 16 bit ints */
129 #  endif
130 #  define SMALL_MALLOC		/* 16 bit storage allocation */
131 #  define DOS16
132 # endif
133 #endif
134 
135 #ifdef AMIGA
136   /* Be conservative about sizeof(int). It could be 4 too. */
137 # ifndef FEAT_GUI_GTK	/* avoid problems when generating prototypes */
138 #  ifdef __GNUC__
139 #   define SIZEOF_INT	4
140 #  else
141 #   define SIZEOF_INT	2
142 #  endif
143 # endif
144 #endif
145 #ifdef MACOS
146 # if defined(__POWERPC__) || defined(MACOS_X) || defined(__fourbyteints__) \
147   || defined(__MRC__) || defined(__SC__) || defined(__APPLE_CC__)/* MPW Compilers */
148 #  define SIZEOF_INT 4
149 # else
150 #  define SIZEOF_INT 2
151 # endif
152 #endif
153 #ifdef RISCOS
154 # define SIZEOF_INT 4
155 #endif
156 
157 
158 #include "feature.h"	/* #defines for optionals and features */
159 
160 /* +x11 is only enabled when it's both available and wanted. */
161 #if defined(HAVE_X11) && defined(WANT_X11)
162 # define FEAT_X11
163 #endif
164 
165 #ifdef NO_X11_INCLUDES
166     /* In os_mac_conv.c NO_X11_INCLUDES is defined to avoid X11 headers.
167      * Disable all X11 related things to avoid conflicts. */
168 # ifdef FEAT_X11
169 #  undef FEAT_X11
170 # endif
171 # ifdef FEAT_XCLIPBOARD
172 #  undef FEAT_XCLIPBOARD
173 # endif
174 # ifdef FEAT_GUI_MOTIF
175 #  undef FEAT_GUI_MOTIF
176 # endif
177 # ifdef FEAT_GUI_ATHENA
178 #  undef FEAT_GUI_ATHENA
179 # endif
180 # ifdef FEAT_GUI_GTK
181 #  undef FEAT_GUI_GTK
182 # endif
183 # ifdef FEAT_BEVAL_TIP
184 #  undef FEAT_BEVAL_TIP
185 # endif
186 # ifdef FEAT_XIM
187 #  undef FEAT_XIM
188 # endif
189 # ifdef FEAT_CLIENTSERVER
190 #  undef FEAT_CLIENTSERVER
191 # endif
192 #endif
193 
194 /* The Mac conversion stuff doesn't work under X11. */
195 #if defined(FEAT_MBYTE) && defined(MACOS_X)
196 # define MACOS_CONVERT
197 #endif
198 
199 /* Can't use "PACKAGE" here, conflicts with a Perl include file. */
200 #ifndef VIMPACKAGE
201 # define VIMPACKAGE	"vim"
202 #endif
203 
204 /*
205  * Find out if function definitions should include argument types
206  */
207 #ifdef AZTEC_C
208 # include <functions.h>
209 # define __ARGS(x)  x
210 #endif
211 
212 #ifdef SASC
213 # include <clib/exec_protos.h>
214 # define __ARGS(x)  x
215 #endif
216 
217 #ifdef _DCC
218 # include <clib/exec_protos.h>
219 # define __ARGS(x)  x
220 #endif
221 
222 #ifdef __TURBOC__
223 # define __ARGS(x) x
224 #endif
225 
226 #ifdef __BEOS__
227 # include "os_beos.h"
228 # define __ARGS(x)  x
229 #endif
230 
231 #if (defined(UNIX) || defined(__EMX__) || defined(VMS)) \
232 	&& (!defined(MACOS_X) || defined(HAVE_CONFIG_H))
233 # include "os_unix.h"	    /* bring lots of system header files */
234 #endif
235 
236 #if defined(MACOS) && (defined(__MRC__) || defined(__SC__))
237    /* Apple's Compilers support prototypes */
238 # define __ARGS(x) x
239 #endif
240 #ifndef __ARGS
241 # if defined(__STDC__) || defined(__GNUC__) || defined(WIN3264)
242 #  define __ARGS(x) x
243 # else
244 #  define __ARGS(x) ()
245 # endif
246 #endif
247 
248 /* __ARGS and __PARMS are the same thing. */
249 #ifndef __PARMS
250 # define __PARMS(x) __ARGS(x)
251 #endif
252 
253 /* if we're compiling in C++ (currently only KVim), the system
254  * headers must have the correct prototypes or nothing will build.
255  * conversely, our prototypes might clash due to throw() specifiers and
256  * cause compilation failures even though the headers are correct.  for
257  * a concrete example, gcc-3.2 enforces exception specifications, and
258  * glibc-2.2.5 has them in their system headers.
259  */
260 #if !defined(__cplusplus) && defined(UNIX) \
261   && !defined(MACOS_X) /* MACOS_X doesn't yet support osdef.h */
262 # include "auto/osdef.h"	/* bring missing declarations in */
263 #endif
264 
265 #ifdef __EMX__
266 # define    getcwd  _getcwd2
267 # define    chdir   _chdir2
268 # undef	    CHECK_INODE
269 #endif
270 
271 #ifdef AMIGA
272 # include "os_amiga.h"
273 #endif
274 
275 #ifdef MSDOS
276 # include "os_msdos.h"
277 #endif
278 
279 #ifdef WIN16
280 # include "os_win16.h"
281 #endif
282 
283 #ifdef WIN3264
284 # include "os_win32.h"
285 #endif
286 
287 #ifdef __MINT__
288 # include "os_mint.h"
289 #endif
290 
291 #if defined(MACOS)
292 # if defined(__MRC__) || defined(__SC__) /* MPW Compilers */
293 #  define HAVE_SETENV
294 # endif
295 # include "os_mac.h"
296 #endif
297 
298 #ifdef RISCOS
299 # include "os_riscos.h"
300 #endif
301 
302 #ifdef __QNX__
303 # include "os_qnx.h"
304 #endif
305 
306 #ifdef FEAT_SUN_WORKSHOP
307 # include "workshop.h"
308 #endif
309 
310 #ifdef X_LOCALE
311 # include <X11/Xlocale.h>
312 #else
313 # ifdef HAVE_LOCALE_H
314 #  include <locale.h>
315 # endif
316 #endif
317 
318 /*
319  * Maximum length of a path (for non-unix systems) Make it a bit long, to stay
320  * on the safe side.  But not too long to put on the stack.
321  */
322 #ifndef MAXPATHL
323 # ifdef MAXPATHLEN
324 #  define MAXPATHL  MAXPATHLEN
325 # else
326 #  define MAXPATHL  256
327 # endif
328 #endif
329 #ifdef BACKSLASH_IN_FILENAME
330 # define PATH_ESC_CHARS ((char_u *)" \t*?[{`%#")
331 #else
332 # define PATH_ESC_CHARS ((char_u *)" \t*?[{`$\\%#'\"|")
333 # define SHELL_ESC_CHARS ((char_u *)" \t*?[{`$\\%#'\"|<>();&!")
334 #endif
335 
336 #define NUMBUFLEN 30	    /* length of a buffer to store a number in ASCII */
337 
338 /*
339  * Shorthand for unsigned variables. Many systems, but not all, have u_char
340  * already defined, so we use char_u to avoid trouble.
341  */
342 typedef unsigned char	char_u;
343 typedef unsigned short	short_u;
344 typedef unsigned int	int_u;
345 /* Make sure long_u is big enough to hold a pointer.
346  * On Win64 longs are 32 bit and pointers 64 bit.
347  * For printf() and scanf() we need to take care of long_u specifically. */
348 #ifdef _WIN64
349 typedef unsigned __int64 long_u;
350 typedef		 __int64 long_i;
351 # define SCANF_HEX_LONG_U  "%Ix"
352 # define PRINTF_HEX_LONG_U "0x%Ix"
353 #else
354 typedef unsigned long	long_u;
355 typedef	         long	long_i;
356 # define SCANF_HEX_LONG_U  "%lx"
357 # define PRINTF_HEX_LONG_U "0x%lx"
358 #endif
359 
360 /*
361  * The characters and attributes cached for the screen.
362  */
363 typedef char_u schar_T;
364 #ifdef FEAT_SYN_HL
365 typedef unsigned short sattr_T;
366 # define MAX_TYPENR 65535
367 #else
368 typedef unsigned char sattr_T;
369 # define MAX_TYPENR 255
370 #endif
371 
372 /*
373  * The u8char_T can hold one decoded UTF-8 character.
374  * We normally use 32 bits now, since some Asian characters don't fit in 16
375  * bits.  u8char_T is only used for displaying, it could be 16 bits to save
376  * memory.
377  */
378 #ifdef FEAT_MBYTE
379 # ifdef UNICODE16
380 typedef unsigned short u8char_T;    /* short should be 16 bits */
381 # else
382 #  if SIZEOF_INT >= 4
383 typedef unsigned int u8char_T;	    /* int is 32 bits */
384 #  else
385 typedef unsigned long u8char_T;	    /* long should be 32 bits or more */
386 #  endif
387 # endif
388 #endif
389 
390 #ifndef UNIX		    /* For Unix this is included in os_unix.h */
391 # include <stdio.h>
392 # include <ctype.h>
393 #endif
394 
395 #include "ascii.h"
396 #include "keymap.h"
397 #include "term.h"
398 #include "macros.h"
399 
400 #ifdef LATTICE
401 # include <sys/types.h>
402 # include <sys/stat.h>
403 #endif
404 #ifdef _DCC
405 # include <sys/stat.h>
406 #endif
407 #if defined(MSDOS) || defined(MSWIN)
408 # include <sys/stat.h>
409 #endif
410 
411 /*
412  * Allow other (non-unix) systems to configure themselves now
413  * These are also in os_unix.h, because osdef.sh needs them there.
414  */
415 #ifndef UNIX
416 /* Note: Some systems need both string.h and strings.h (Savage).  If the
417  * system can't handle this, define NO_STRINGS_WITH_STRING_H. */
418 # ifdef HAVE_STRING_H
419 #  include <string.h>
420 # endif
421 # if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H)
422 #   include <strings.h>
423 # endif
424 # ifdef HAVE_STAT_H
425 #  include <stat.h>
426 # endif
427 # ifdef HAVE_STDLIB_H
428 #  include <stdlib.h>
429 # endif
430 #endif /* NON-UNIX */
431 
432 #include <assert.h>
433 
434 #ifdef HAVE_WCTYPE_H
435 # include <wctype.h>
436 #endif
437 #ifdef HAVE_STDARG_H
438 # include <stdarg.h>
439 #endif
440 
441 /* ================ end of the header file puzzle =============== */
442 
443 /*
444  * For dynamically loaded imm library. Currently, only for Win32.
445  */
446 #ifdef DYNAMIC_IME
447 # ifndef FEAT_MBYTE_IME
448 #  define FEAT_MBYTE_IME
449 # endif
450 #endif
451 
452 /*
453  * Check input method control.
454  */
455 #if defined(FEAT_XIM) || \
456     (defined(FEAT_GUI) && (defined(FEAT_MBYTE_IME) || defined(GLOBAL_IME)))
457 # define USE_IM_CONTROL
458 #endif
459 
460 /*
461  * For dynamically loaded gettext library.  Currently, only for Win32.
462  */
463 #ifdef DYNAMIC_GETTEXT
464 # ifndef FEAT_GETTEXT
465 #  define FEAT_GETTEXT
466 # endif
467 /* These are in os_win32.c */
468 extern char *(*dyn_libintl_gettext)(const char *msgid);
469 extern char *(*dyn_libintl_bindtextdomain)(const char *domainname, const char *dirname);
470 extern char *(*dyn_libintl_bind_textdomain_codeset)(const char *domainname, const char *codeset);
471 extern char *(*dyn_libintl_textdomain)(const char *domainname);
472 #endif
473 
474 
475 /*
476  * The _() stuff is for using gettext().  It is a no-op when libintl.h is not
477  * found or the +multilang feature is disabled.
478  */
479 #ifdef FEAT_GETTEXT
480 # ifdef DYNAMIC_GETTEXT
481 #  define _(x) (*dyn_libintl_gettext)((char *)(x))
482 #  define N_(x) x
483 #  define bindtextdomain(domain, dir) (*dyn_libintl_bindtextdomain)((domain), (dir))
484 #  define bind_textdomain_codeset(domain, codeset) (*dyn_libintl_bind_textdomain_codeset)((domain), (codeset))
485 #  if !defined(HAVE_BIND_TEXTDOMAIN_CODESET)
486 #   define HAVE_BIND_TEXTDOMAIN_CODESET 1
487 #  endif
488 #  define textdomain(domain) (*dyn_libintl_textdomain)(domain)
489 # else
490 #  include <libintl.h>
491 #  define _(x) gettext((char *)(x))
492 #  ifdef gettext_noop
493 #   define N_(x) gettext_noop(x)
494 #  else
495 #   define N_(x) x
496 #  endif
497 # endif
498 #else
499 # define _(x) ((char *)(x))
500 # define N_(x) x
501 # ifdef bindtextdomain
502 #  undef bindtextdomain
503 # endif
504 # define bindtextdomain(x, y) /* empty */
505 # ifdef bind_textdomain_codeset
506 #  undef bind_textdomain_codeset
507 # endif
508 # define bind_textdomain_codeset(x, y) /* empty */
509 # ifdef textdomain
510 #  undef textdomain
511 # endif
512 # define textdomain(x) /* empty */
513 #endif
514 
515 /*
516  * flags for update_screen()
517  * The higher the value, the higher the priority
518  */
519 #define VALID			10  /* buffer not changed, or changes marked
520 				       with b_mod_* */
521 #define INVERTED		20  /* redisplay inverted part that changed */
522 #define INVERTED_ALL		25  /* redisplay whole inverted part */
523 #define REDRAW_TOP		30  /* display first w_upd_rows screen lines */
524 #define SOME_VALID		35  /* like NOT_VALID but may scroll */
525 #define NOT_VALID		40  /* buffer needs complete redraw */
526 #define CLEAR			50  /* screen messed up, clear it */
527 
528 /*
529  * Flags for w_valid.
530  * These are set when something in a window structure becomes invalid, except
531  * when the cursor is moved.  Call check_cursor_moved() before testing one of
532  * the flags.
533  * These are reset when that thing has been updated and is valid again.
534  *
535  * Every function that invalidates one of these must call one of the
536  * invalidate_* functions.
537  *
538  * w_valid is supposed to be used only in screen.c.  From other files, use the
539  * functions that set or reset the flags.
540  *
541  * VALID_BOTLINE    VALID_BOTLINE_AP
542  *     on		on		w_botline valid
543  *     off		on		w_botline approximated
544  *     off		off		w_botline not valid
545  *     on		off		not possible
546  */
547 #define VALID_WROW	0x01	/* w_wrow (window row) is valid */
548 #define VALID_WCOL	0x02	/* w_wcol (window col) is valid */
549 #define VALID_VIRTCOL	0x04	/* w_virtcol (file col) is valid */
550 #define VALID_CHEIGHT	0x08	/* w_cline_height and w_cline_folded valid */
551 #define VALID_CROW	0x10	/* w_cline_row is valid */
552 #define VALID_BOTLINE	0x20	/* w_botine and w_empty_rows are valid */
553 #define VALID_BOTLINE_AP 0x40	/* w_botine is approximated */
554 #define VALID_TOPLINE	0x80	/* w_topline is valid (for cursor position) */
555 
556 /*
557  * Terminal highlighting attribute bits.
558  * Attibutes above HL_ALL are used for syntax highlighting.
559  */
560 #define HL_NORMAL		0x00
561 #define HL_INVERSE		0x01
562 #define HL_BOLD			0x02
563 #define HL_ITALIC		0x04
564 #define HL_UNDERLINE		0x08
565 #define HL_UNDERCURL		0x10
566 #define HL_STANDOUT		0x20
567 #define HL_ALL			0x3f
568 
569 /* special attribute addition: Put message in history */
570 #define MSG_HIST		0x1000
571 
572 /*
573  * values for State
574  *
575  * The lower bits up to 0x20 are used to distinguish normal/visual/op_pending
576  * and cmdline/insert+replace mode.  This is used for mapping.  If none of
577  * these bits are set, no mapping is done.
578  * The upper bits are used to distinguish between other states.
579  */
580 #define NORMAL		0x01	/* Normal mode, command expected */
581 #define VISUAL		0x02	/* Visual mode - use get_real_state() */
582 #define OP_PENDING	0x04	/* Normal mode, operator is pending - use
583 				   get_real_state() */
584 #define CMDLINE		0x08	/* Editing command line */
585 #define INSERT		0x10	/* Insert mode */
586 #define LANGMAP		0x20	/* Language mapping, can be combined with
587 				   INSERT and CMDLINE */
588 #define MAP_ALL_MODES	0x3f	/* all mode bits used for mapping */
589 
590 #define REPLACE_FLAG	0x40	/* Replace mode flag */
591 #define REPLACE		(REPLACE_FLAG + INSERT)
592 #ifdef FEAT_VREPLACE
593 # define VREPLACE_FLAG	0x80	/* Virtual-replace mode flag */
594 # define VREPLACE	(REPLACE_FLAG + VREPLACE_FLAG + INSERT)
595 #endif
596 #define LREPLACE	(REPLACE_FLAG + LANGMAP)
597 
598 #define NORMAL_BUSY	(0x100 + NORMAL) /* Normal mode, busy with a command */
599 #define HITRETURN	(0x200 + NORMAL) /* waiting for return or command */
600 #define ASKMORE		0x300	/* Asking if you want --more-- */
601 #define SETWSIZE	0x400	/* window size has changed */
602 #define ABBREV		0x500	/* abbreviation instead of mapping */
603 #define EXTERNCMD	0x600	/* executing an external command */
604 #define SHOWMATCH	(0x700 + INSERT) /* show matching paren */
605 #define CONFIRM		0x800	/* ":confirm" prompt */
606 #define SELECTMODE	0x1000	/* Select mode, only for mappings */
607 
608 /* directions */
609 #define FORWARD			1
610 #define BACKWARD		(-1)
611 #define FORWARD_FILE		3
612 #define BACKWARD_FILE		(-3)
613 
614 /* return values for functions */
615 #if !(defined(OK) && (OK == 1))
616 /* OK already defined to 1 in MacOS X curses, skip this */
617 # define OK			1
618 #endif
619 #define FAIL			0
620 #define NOTDONE			2   /* not OK or FAIL but skipped */
621 
622 /* flags for b_flags */
623 #define BF_RECOVERED	0x01	/* buffer has been recovered */
624 #define BF_CHECK_RO	0x02	/* need to check readonly when loading file
625 				   into buffer (set by ":e", may be reset by
626 				   ":buf" */
627 #define BF_NEVERLOADED	0x04	/* file has never been loaded into buffer,
628 				   many variables still need to be set */
629 #define BF_NOTEDITED	0x08	/* Set when file name is changed after
630 				   starting to edit, reset when file is
631 				   written out. */
632 #define BF_NEW		0x10	/* file didn't exist when editing started */
633 #define BF_NEW_W	0x20	/* Warned for BF_NEW and file created */
634 #define BF_READERR	0x40	/* got errors while reading the file */
635 #define BF_DUMMY	0x80	/* dummy buffer, only used internally */
636 #define BF_PRESERVED	0x100	/* ":preserve" was used */
637 
638 /* Mask to check for flags that prevent normal writing */
639 #define BF_WRITE_MASK	(BF_NOTEDITED + BF_NEW + BF_READERR)
640 
641 /*
642  * values for xp_context when doing command line completion
643  */
644 #define EXPAND_UNSUCCESSFUL	(-2)
645 #define EXPAND_OK		(-1)
646 #define EXPAND_NOTHING		0
647 #define EXPAND_COMMANDS		1
648 #define EXPAND_FILES		2
649 #define EXPAND_DIRECTORIES	3
650 #define EXPAND_SETTINGS		4
651 #define EXPAND_BOOL_SETTINGS	5
652 #define EXPAND_TAGS		6
653 #define EXPAND_OLD_SETTING	7
654 #define EXPAND_HELP		8
655 #define EXPAND_BUFFERS		9
656 #define EXPAND_EVENTS		10
657 #define EXPAND_MENUS		11
658 #define EXPAND_SYNTAX		12
659 #define EXPAND_HIGHLIGHT	13
660 #define EXPAND_AUGROUP		14
661 #define EXPAND_USER_VARS	15
662 #define EXPAND_MAPPINGS		16
663 #define EXPAND_TAGS_LISTFILES	17
664 #define EXPAND_FUNCTIONS	18
665 #define EXPAND_USER_FUNC	19
666 #define EXPAND_EXPRESSION	20
667 #define EXPAND_MENUNAMES	21
668 #define EXPAND_USER_COMMANDS	22
669 #define EXPAND_USER_CMD_FLAGS	23
670 #define EXPAND_USER_NARGS	24
671 #define EXPAND_USER_COMPLETE	25
672 #define EXPAND_ENV_VARS		26
673 #define EXPAND_LANGUAGE		27
674 #define EXPAND_COLORS		28
675 #define EXPAND_COMPILER		29
676 #define EXPAND_USER_DEFINED	30
677 #define EXPAND_USER_LIST	31
678 #define EXPAND_SHELLCMD		32
679 
680 /* Values for exmode_active (0 is no exmode) */
681 #define EXMODE_NORMAL		1
682 #define EXMODE_VIM		2
683 
684 /* Values for nextwild() and ExpandOne().  See ExpandOne() for meaning. */
685 #define WILD_FREE		1
686 #define WILD_EXPAND_FREE	2
687 #define WILD_EXPAND_KEEP	3
688 #define WILD_NEXT		4
689 #define WILD_PREV		5
690 #define WILD_ALL		6
691 #define WILD_LONGEST		7
692 
693 #define WILD_LIST_NOTFOUND	1
694 #define WILD_HOME_REPLACE	2
695 #define WILD_USE_NL		4
696 #define WILD_NO_BEEP		8
697 #define WILD_ADD_SLASH		16
698 #define WILD_KEEP_ALL		32
699 #define WILD_SILENT		64
700 #define WILD_ESCAPE		128
701 
702 /* Flags for expand_wildcards() */
703 #define EW_DIR		0x01	/* include directory names */
704 #define EW_FILE		0x02	/* include file names */
705 #define EW_NOTFOUND	0x04	/* include not found names */
706 #define EW_ADDSLASH	0x08	/* append slash to directory name */
707 #define EW_KEEPALL	0x10	/* keep all matches */
708 #define EW_SILENT	0x20	/* don't print "1 returned" from shell */
709 #define EW_EXEC		0x40	/* executable files */
710 /* Note: mostly EW_NOTFOUND and EW_SILENT are mutually exclusive: EW_NOTFOUND
711  * is used when executing commands and EW_SILENT for interactive expanding. */
712 
713 #ifdef FEAT_VERTSPLIT
714 # define W_WINCOL(wp)	(wp->w_wincol)
715 # define W_WIDTH(wp)	(wp->w_width)
716 # define W_ENDCOL(wp)	(wp->w_wincol + wp->w_width)
717 # define W_VSEP_WIDTH(wp) (wp->w_vsep_width)
718 #else
719 # define W_WINCOL(wp)	0
720 # define W_WIDTH(wp)	Columns
721 # define W_ENDCOL(wp)	Columns
722 # define W_VSEP_WIDTH(wp) 0
723 #endif
724 #ifdef FEAT_WINDOWS
725 # define W_STATUS_HEIGHT(wp) (wp->w_status_height)
726 # define W_WINROW(wp)	(wp->w_winrow)
727 #else
728 # define W_STATUS_HEIGHT(wp) 0
729 # define W_WINROW(wp)	0
730 #endif
731 
732 #ifdef NO_EXPANDPATH
733 # define gen_expand_wildcards mch_expand_wildcards
734 #endif
735 
736 /* Values for the find_pattern_in_path() function args 'type' and 'action': */
737 #define FIND_ANY	1
738 #define FIND_DEFINE	2
739 #define CHECK_PATH	3
740 
741 #define ACTION_SHOW	1
742 #define ACTION_GOTO	2
743 #define ACTION_SPLIT	3
744 #define ACTION_SHOW_ALL	4
745 #ifdef FEAT_INS_EXPAND
746 # define ACTION_EXPAND	5
747 #endif
748 
749 #ifdef FEAT_SYN_HL
750 # define SST_MIN_ENTRIES 150	/* minimal size for state stack array */
751 # ifdef FEAT_GUI_W16
752 #  define SST_MAX_ENTRIES 500	/* (only up to 64K blocks) */
753 # else
754 #  define SST_MAX_ENTRIES 1000	/* maximal size for state stack array */
755 # endif
756 # define SST_FIX_STATES	 7	/* size of sst_stack[]. */
757 # define SST_DIST	 16	/* normal distance between entries */
758 #endif
759 
760 /* Values for 'options' argument in do_search() and searchit() */
761 #define SEARCH_REV    0x01  /* go in reverse of previous dir. */
762 #define SEARCH_ECHO   0x02  /* echo the search command and handle options */
763 #define SEARCH_MSG    0x0c  /* give messages (yes, it's not 0x04) */
764 #define SEARCH_NFMSG  0x08  /* give all messages except not found */
765 #define SEARCH_OPT    0x10  /* interpret optional flags */
766 #define SEARCH_HIS    0x20  /* put search pattern in history */
767 #define SEARCH_END    0x40  /* put cursor at end of match */
768 #define SEARCH_NOOF   0x80  /* don't add offset to position */
769 #define SEARCH_START 0x100  /* start search without col offset */
770 #define SEARCH_MARK  0x200  /* set previous context mark */
771 #define SEARCH_KEEP  0x400  /* keep previous search pattern */
772 #define SEARCH_PEEK  0x800  /* peek for typed char, cancel search */
773 
774 /* Values for find_ident_under_cursor() */
775 #define FIND_IDENT	1	/* find identifier (word) */
776 #define FIND_STRING	2	/* find any string (WORD) */
777 #define FIND_EVAL	4	/* include "->", "[]" and "." */
778 
779 /* Values for file_name_in_line() */
780 #define FNAME_MESS	1	/* give error message */
781 #define FNAME_EXP	2	/* expand to path */
782 #define FNAME_HYP	4	/* check for hypertext link */
783 #define FNAME_INCL	8	/* apply 'includeexpr' */
784 #define FNAME_REL	16	/* ".." and "./" are relative to the (current)
785 				   file instead of the current directory */
786 
787 /* Values for buflist_getfile() */
788 #define GETF_SETMARK	0x01	/* set pcmark before jumping */
789 #define GETF_ALT	0x02	/* jumping to alternate file (not buf num) */
790 #define GETF_SWITCH	0x04	/* respect 'switchbuf' settings when jumping */
791 
792 /* Values for buflist_new() flags */
793 #define BLN_CURBUF	1	/* May re-use curbuf for new buffer */
794 #define BLN_LISTED	2	/* Put new buffer in buffer list */
795 #define BLN_DUMMY	4	/* Allocating dummy buffer */
796 
797 /* Values for in_cinkeys() */
798 #define KEY_OPEN_FORW	0x101
799 #define KEY_OPEN_BACK	0x102
800 #define KEY_COMPLETE	0x103	/* end of completion */
801 
802 /* Values for "noremap" argument of ins_typebuf().  Also used for
803  * map->m_noremap and menu->noremap[]. */
804 #define REMAP_YES	0	/* allow remapping */
805 #define REMAP_NONE	-1	/* no remapping */
806 #define REMAP_SCRIPT	-2	/* remap script-local mappings only */
807 #define REMAP_SKIP	-3	/* no remapping for first char */
808 
809 /* Values for mch_call_shell() second argument */
810 #define SHELL_FILTER	1	/* filtering text */
811 #define SHELL_EXPAND	2	/* expanding wildcards */
812 #define SHELL_COOKED	4	/* set term to cooked mode */
813 #define SHELL_DOOUT	8	/* redirecting output */
814 #define SHELL_SILENT	16	/* don't print error returned by command */
815 #define SHELL_READ	32	/* read lines and insert into buffer */
816 #define SHELL_WRITE	64	/* write lines from buffer */
817 
818 /* Values returned by mch_nodetype() */
819 #define NODE_NORMAL	0	/* file or directory, check with mch_isdir()*/
820 #define NODE_WRITABLE	1	/* something we can write to (character
821 				   device, fifo, socket, ..) */
822 #define NODE_OTHER	2	/* non-writable thing (e.g., block device) */
823 
824 /* Values for readfile() flags */
825 #define READ_NEW	0x01	/* read a file into a new buffer */
826 #define READ_FILTER	0x02	/* read filter output */
827 #define READ_STDIN	0x04	/* read from stdin */
828 #define READ_BUFFER	0x08	/* read from curbuf (converting stdin) */
829 #define READ_DUMMY	0x10	/* reading into a dummy buffer */
830 
831 /* Values for change_indent() */
832 #define INDENT_SET	1	/* set indent */
833 #define INDENT_INC	2	/* increase indent */
834 #define INDENT_DEC	3	/* decrease indent */
835 
836 /* Values for flags argument for findmatchlimit() */
837 #define FM_BACKWARD	0x01	/* search backwards */
838 #define FM_FORWARD	0x02	/* search forwards */
839 #define FM_BLOCKSTOP	0x04	/* stop at start/end of block */
840 #define FM_SKIPCOMM	0x08	/* skip comments */
841 
842 /* Values for action argument for do_buffer() */
843 #define DOBUF_GOTO	0	/* go to specified buffer */
844 #define DOBUF_SPLIT	1	/* split window and go to specified buffer */
845 #define DOBUF_UNLOAD	2	/* unload specified buffer(s) */
846 #define DOBUF_DEL	3	/* delete specified buffer(s) from buflist */
847 #define DOBUF_WIPE	4	/* delete specified buffer(s) really */
848 
849 /* Values for start argument for do_buffer() */
850 #define DOBUF_CURRENT	0	/* "count" buffer from current buffer */
851 #define DOBUF_FIRST	1	/* "count" buffer from first buffer */
852 #define DOBUF_LAST	2	/* "count" buffer from last buffer */
853 #define DOBUF_MOD	3	/* "count" mod. buffer from current buffer */
854 
855 /* Values for sub_cmd and which_pat argument for search_regcomp() */
856 /* Also used for which_pat argument for searchit() */
857 #define RE_SEARCH	0	/* save/use pat in/from search_pattern */
858 #define RE_SUBST	1	/* save/use pat in/from subst_pattern */
859 #define RE_BOTH		2	/* save pat in both patterns */
860 #define RE_LAST		2	/* use last used pattern if "pat" is NULL */
861 
862 /* Second argument for vim_regcomp(). */
863 #define RE_MAGIC	1	/* 'magic' option */
864 #define RE_STRING	2	/* match in string instead of buffer text */
865 #define RE_STRICT	4	/* don't allow [abc] without ] */
866 
867 #ifdef FEAT_SYN_HL
868 /* values for reg_do_extmatch */
869 # define REX_SET	1	/* to allow \z\(...\), */
870 # define REX_USE	2	/* to allow \z\1 et al. */
871 #endif
872 
873 /* Return values for fullpathcmp() */
874 /* Note: can use (fullpathcmp() & FPC_SAME) to check for equal files */
875 #define FPC_SAME	1	/* both exist and are the same file. */
876 #define FPC_DIFF	2	/* both exist and are different files. */
877 #define FPC_NOTX	4	/* both don't exist. */
878 #define FPC_DIFFX	6	/* one of them doesn't exist. */
879 #define FPC_SAMEX	7	/* both don't exist and file names are same. */
880 
881 /* flags for do_ecmd() */
882 #define ECMD_HIDE	0x01	/* don't free the current buffer */
883 #define ECMD_SET_HELP	0x02	/* set b_help flag of (new) buffer before
884 				   opening file */
885 #define ECMD_OLDBUF	0x04	/* use existing buffer if it exists */
886 #define ECMD_FORCEIT	0x08	/* ! used in Ex command */
887 #define ECMD_ADDBUF	0x10	/* don't edit, just add to buffer list */
888 
889 /* for lnum argument in do_ecmd() */
890 #define ECMD_LASTL	(linenr_T)0	/* use last position in loaded file */
891 #define ECMD_LAST	(linenr_T)-1	/* use last position in all files */
892 #define ECMD_ONE	(linenr_T)1	/* use first line */
893 
894 /* flags for do_cmdline() */
895 #define DOCMD_VERBOSE	0x01	/* included command in error message */
896 #define DOCMD_NOWAIT	0x02	/* don't call wait_return() and friends */
897 #define DOCMD_REPEAT	0x04	/* repeat exec. until getline() returns NULL */
898 #define DOCMD_KEYTYPED	0x08	/* don't reset KeyTyped */
899 #define DOCMD_EXCRESET	0x10	/* reset exception environment (for debugging)*/
900 #define DOCMD_KEEPLINE  0x20	/* keep typed line for repeating with "." */
901 
902 /* flags for beginline() */
903 #define BL_WHITE	1	/* cursor on first non-white in the line */
904 #define BL_SOL		2	/* use 'sol' option */
905 #define BL_FIX		4	/* don't leave cursor on a NUL */
906 
907 /* flags for mf_sync() */
908 #define MFS_ALL		1	/* also sync blocks with negative numbers */
909 #define MFS_STOP	2	/* stop syncing when a character is available */
910 #define MFS_FLUSH	4	/* flushed file to disk */
911 #define MFS_ZERO	8	/* only write block 0 */
912 
913 /* flags for buf_copy_options() */
914 #define BCO_ENTER	1	/* going to enter the buffer */
915 #define BCO_ALWAYS	2	/* always copy the options */
916 #define BCO_NOHELP	4	/* don't touch the help related options */
917 
918 /* flags for do_put() */
919 #define PUT_FIXINDENT	1	/* make indent look nice */
920 #define PUT_CURSEND	2	/* leave cursor after end of new text */
921 #define PUT_CURSLINE	4	/* leave cursor on last line of new text */
922 #define PUT_LINE	8	/* put register as lines */
923 #define PUT_LINE_SPLIT	16	/* split line for linewise register */
924 #define PUT_LINE_FORWARD 32	/* put linewise register below Visual sel. */
925 
926 /* flags for set_indent() */
927 #define SIN_CHANGED	1	/* call changed_bytes() when line changed */
928 #define SIN_INSERT	2	/* insert indent before existing text */
929 #define SIN_UNDO	4	/* save line for undo before changing it */
930 
931 /* flags for insertchar() */
932 #define INSCHAR_FORMAT	1	/* force formatting */
933 #define INSCHAR_DO_COM	2	/* format comments */
934 #define INSCHAR_CTRLV	4	/* char typed just after CTRL-V */
935 
936 /* flags for open_line() */
937 #define OPENLINE_DELSPACES  1	/* delete spaces after cursor */
938 #define OPENLINE_DO_COM	    2	/* format comments */
939 #define OPENLINE_KEEPTRAIL  4	/* keep trailing spaces */
940 #define OPENLINE_MARKFIX    8	/* fix mark positions */
941 
942 /*
943  * There are four history tables:
944  */
945 #define HIST_CMD	0	/* colon commands */
946 #define HIST_SEARCH	1	/* search commands */
947 #define HIST_EXPR	2	/* expressions (from entering = register) */
948 #define HIST_INPUT	3	/* input() lines */
949 #define HIST_DEBUG	4	/* debug commands */
950 #define HIST_COUNT	5	/* number of history tables */
951 
952 /*
953  * Flags for chartab[].
954  */
955 #define CT_CELL_MASK	0x07	/* mask: nr of display cells (1, 2 or 4) */
956 #define CT_PRINT_CHAR	0x10	/* flag: set for printable chars */
957 #define CT_ID_CHAR	0x20	/* flag: set for ID chars */
958 #define CT_FNAME_CHAR	0x40	/* flag: set for file name chars */
959 
960 /*
961  * Values for do_tag().
962  */
963 #define DT_TAG		1	/* jump to newer position or same tag again */
964 #define DT_POP		2	/* jump to older position */
965 #define DT_NEXT		3	/* jump to next match of same tag */
966 #define DT_PREV		4	/* jump to previous match of same tag */
967 #define DT_FIRST	5	/* jump to first match of same tag */
968 #define DT_LAST		6	/* jump to first match of same tag */
969 #define DT_SELECT	7	/* jump to selection from list */
970 #define DT_HELP		8	/* like DT_TAG, but no wildcards */
971 #define DT_JUMP		9	/* jump to new tag or selection from list */
972 #define DT_CSCOPE	10	/* cscope find command (like tjump) */
973 #define DT_LTAG		11	/* tag using location list */
974 #define DT_FREE		99	/* free cached matches */
975 
976 /*
977  * flags for find_tags().
978  */
979 #define TAG_HELP	1	/* only search for help tags */
980 #define TAG_NAMES	2	/* only return name of tag */
981 #define	TAG_REGEXP	4	/* use tag pattern as regexp */
982 #define	TAG_NOIC	8	/* don't always ignore case */
983 #ifdef FEAT_CSCOPE
984 # define TAG_CSCOPE	16	/* cscope tag */
985 #endif
986 #define TAG_VERBOSE	32	/* message verbosity */
987 #define TAG_INS_COMP	64	/* Currently doing insert completion */
988 #define TAG_KEEP_LANG	128	/* keep current language */
989 
990 #define TAG_MANY	200	/* When finding many tags (for completion),
991 				   find up to this many tags */
992 
993 /*
994  * Types of dialogs passed to do_vim_dialog().
995  */
996 #define VIM_GENERIC	0
997 #define VIM_ERROR	1
998 #define VIM_WARNING	2
999 #define VIM_INFO	3
1000 #define VIM_QUESTION	4
1001 #define VIM_LAST_TYPE	4	/* sentinel value */
1002 
1003 /*
1004  * Return values for functions like gui_yesnocancel()
1005  */
1006 #define VIM_YES		2
1007 #define VIM_NO		3
1008 #define VIM_CANCEL	4
1009 #define VIM_ALL		5
1010 #define VIM_DISCARDALL  6
1011 
1012 /*
1013  * arguments for win_split()
1014  */
1015 #define WSP_ROOM	1	/* require enough room */
1016 #define WSP_VERT	2	/* split vertically */
1017 #define WSP_TOP		4	/* window at top-left of shell */
1018 #define WSP_BOT		8	/* window at bottom-right of shell */
1019 #define WSP_HELP	16	/* creating the help window */
1020 #define WSP_BELOW	32	/* put new window below/right */
1021 #define WSP_ABOVE	64	/* put new window above/left */
1022 
1023 /*
1024  * arguments for gui_set_shellsize()
1025  */
1026 #define RESIZE_VERT	1	/* resize vertically */
1027 #define RESIZE_HOR	2	/* resize horizontally */
1028 #define RESIZE_BOTH	15	/* resize in both directions */
1029 
1030 /*
1031  * "flags" values for option-setting functions.
1032  * When OPT_GLOBAL and OPT_LOCAL are both missing, set both local and global
1033  * values, get local value.
1034  */
1035 #define OPT_FREE	1	/* free old value if it was allocated */
1036 #define OPT_GLOBAL	2	/* use global value */
1037 #define OPT_LOCAL	4	/* use local value */
1038 #define OPT_MODELINE	8	/* option in modeline */
1039 #define OPT_WINONLY	16	/* only set window-local options */
1040 #define OPT_NOWIN	32	/* don't set window-local options */
1041 
1042 /* Magic chars used in confirm dialog strings */
1043 #define DLG_BUTTON_SEP	'\n'
1044 #define DLG_HOTKEY_CHAR	'&'
1045 
1046 /* Values for "starting" */
1047 #define NO_SCREEN	2	/* no screen updating yet */
1048 #define NO_BUFFERS	1	/* not all buffers loaded yet */
1049 /*			0	   not starting anymore */
1050 
1051 /* Values for swap_exists_action: what to do when swap file already exists */
1052 #define SEA_NONE	0	/* don't use dialog */
1053 #define SEA_DIALOG	1	/* use dialog when possible */
1054 #define SEA_QUIT	2	/* quit editing the file */
1055 #define SEA_RECOVER	3	/* recover the file */
1056 
1057 /*
1058  * Minimal size for block 0 of a swap file.
1059  * NOTE: This depends on size of struct block0! It's not done with a sizeof(),
1060  * because struct block0 is defined in memline.c (Sorry).
1061  * The maximal block size is arbitrary.
1062  */
1063 #define MIN_SWAP_PAGE_SIZE 1048
1064 #define MAX_SWAP_PAGE_SIZE 50000
1065 
1066 /* Special values for current_SID. */
1067 #define SID_MODELINE	-1	/* when using a modeline */
1068 #define SID_CMDARG	-2	/* for "--cmd" argument */
1069 #define SID_CARG	-3	/* for "-c" argument */
1070 #define SID_ENV		-4	/* for sourcing environment variable */
1071 #define SID_ERROR	-5	/* option was reset because of an error */
1072 #define SID_NONE	-6	/* don't set scriptID */
1073 
1074 /*
1075  * Events for autocommands.
1076  */
1077 enum auto_event
1078 {
1079     EVENT_BUFADD = 0,		/* after adding a buffer to the buffer list */
1080     EVENT_BUFNEW,		/* after creating any buffer */
1081     EVENT_BUFDELETE,		/* deleting a buffer from the buffer list */
1082     EVENT_BUFWIPEOUT,		/* just before really deleting a buffer */
1083     EVENT_BUFENTER,		/* after entering a buffer */
1084     EVENT_BUFFILEPOST,		/* after renaming a buffer */
1085     EVENT_BUFFILEPRE,		/* before renaming a buffer */
1086     EVENT_BUFLEAVE,		/* before leaving a buffer */
1087     EVENT_BUFNEWFILE,		/* when creating a buffer for a new file */
1088     EVENT_BUFREADPOST,		/* after reading a buffer */
1089     EVENT_BUFREADPRE,		/* before reading a buffer */
1090     EVENT_BUFREADCMD,		/* read buffer using command */
1091     EVENT_BUFUNLOAD,		/* just before unloading a buffer */
1092     EVENT_BUFHIDDEN,		/* just after buffer becomes hidden */
1093     EVENT_BUFWINENTER,		/* after showing a buffer in a window */
1094     EVENT_BUFWINLEAVE,		/* just after buffer removed from window */
1095     EVENT_BUFWRITEPOST,		/* after writing a buffer */
1096     EVENT_BUFWRITEPRE,		/* before writing a buffer */
1097     EVENT_BUFWRITECMD,		/* write buffer using command */
1098     EVENT_CMDWINENTER,		/* after entering the cmdline window */
1099     EVENT_CMDWINLEAVE,		/* before leaving the cmdline window */
1100     EVENT_COLORSCHEME,		/* after loading a colorscheme */
1101     EVENT_FILEAPPENDPOST,	/* after appending to a file */
1102     EVENT_FILEAPPENDPRE,	/* before appending to a file */
1103     EVENT_FILEAPPENDCMD,	/* appende to a file using command */
1104     EVENT_FILECHANGEDSHELL,	/* after shell command that changed file */
1105     EVENT_FILECHANGEDSHELLPOST,	/* after (not) reloading changed file */
1106     EVENT_FILECHANGEDRO,	/* before first change to read-only file */
1107     EVENT_FILEREADPOST,		/* after reading a file */
1108     EVENT_FILEREADPRE,		/* before reading a file */
1109     EVENT_FILEREADCMD,		/* read from a file using command */
1110     EVENT_FILETYPE,		/* new file type detected (user defined) */
1111     EVENT_FILEWRITEPOST,	/* after writing a file */
1112     EVENT_FILEWRITEPRE,		/* before writing a file */
1113     EVENT_FILEWRITECMD,		/* write to a file using command */
1114     EVENT_FILTERREADPOST,	/* after reading from a filter */
1115     EVENT_FILTERREADPRE,	/* before reading from a filter */
1116     EVENT_FILTERWRITEPOST,	/* after writing to a filter */
1117     EVENT_FILTERWRITEPRE,	/* before writing to a filter */
1118     EVENT_FOCUSGAINED,		/* got the focus */
1119     EVENT_FOCUSLOST,		/* lost the focus to another app */
1120     EVENT_GUIENTER,		/* after starting the GUI */
1121     EVENT_INSERTCHANGE,		/* when changing Insert/Replace mode */
1122     EVENT_INSERTENTER,		/* when entering Insert mode */
1123     EVENT_INSERTLEAVE,		/* when leaving Insert mode */
1124     EVENT_MENUPOPUP,		/* just before popup menu is displayed */
1125     EVENT_QUICKFIXCMDPOST,	/* after :make, :grep etc */
1126     EVENT_QUICKFIXCMDPRE,	/* before :make, :grep etc */
1127     EVENT_SESSIONLOADPOST,	/* after loading a session file */
1128     EVENT_STDINREADPOST,	/* after reading from stdin */
1129     EVENT_STDINREADPRE,		/* before reading from stdin */
1130     EVENT_SYNTAX,		/* syntax selected */
1131     EVENT_TERMCHANGED,		/* after changing 'term' */
1132     EVENT_TERMRESPONSE,		/* after setting "v:termresponse" */
1133     EVENT_USER,			/* user defined autocommand */
1134     EVENT_VIMENTER,		/* after starting Vim */
1135     EVENT_VIMLEAVE,		/* before exiting Vim */
1136     EVENT_VIMLEAVEPRE,		/* before exiting Vim and writing .viminfo */
1137     EVENT_VIMRESIZED,		/* after Vim window was resized */
1138     EVENT_WINENTER,		/* after entering a window */
1139     EVENT_WINLEAVE,		/* before leaving a window */
1140     EVENT_ENCODINGCHANGED,	/* after changing the 'encoding' option */
1141     EVENT_CURSORHOLD,		/* cursor in same position for a while */
1142     EVENT_CURSORHOLDI,		/* idem, in Insert mode */
1143     EVENT_FUNCUNDEFINED,	/* if calling a function which doesn't exist */
1144     EVENT_REMOTEREPLY,		/* upon string reception from a remote vim */
1145     EVENT_SWAPEXISTS,		/* found existing swap file */
1146     EVENT_SOURCEPRE,		/* before sourcing a Vim script */
1147     EVENT_SPELLFILEMISSING,	/* spell file missing */
1148     EVENT_CURSORMOVED,		/* cursor was moved */
1149     EVENT_CURSORMOVEDI,		/* cursor was moved in Insert mode */
1150     EVENT_TABLEAVE,		/* before leaving a tab page */
1151     EVENT_TABENTER,		/* after entering a tab page */
1152     EVENT_SHELLCMDPOST,		/* after ":!cmd" */
1153     EVENT_SHELLFILTERPOST,	/* after ":1,2!cmd", ":w !cmd", ":r !cmd". */
1154     NUM_EVENTS			/* MUST be the last one */
1155 };
1156 
1157 typedef enum auto_event event_T;
1158 
1159 /*
1160  * Values for index in highlight_attr[].
1161  * When making changes, also update HL_FLAGS below!  And update the default
1162  * value of 'highlight' in option.c.
1163  */
1164 typedef enum
1165 {
1166     HLF_8 = 0	    /* Meta & special keys listed with ":map", text that is
1167 		       displayed different from what it is */
1168     , HLF_AT	    /* @ and ~ characters at end of screen, characters that
1169 		       don't really exist in the text */
1170     , HLF_D	    /* directories in CTRL-D listing */
1171     , HLF_E	    /* error messages */
1172     , HLF_H	    /* obsolete, ignored */
1173     , HLF_I	    /* incremental search */
1174     , HLF_L	    /* last search string */
1175     , HLF_M	    /* "--More--" message */
1176     , HLF_CM	    /* Mode (e.g., "-- INSERT --") */
1177     , HLF_N	    /* line number for ":number" and ":#" commands */
1178     , HLF_R	    /* return to continue message and yes/no questions */
1179     , HLF_S	    /* status lines */
1180     , HLF_SNC	    /* status lines of not-current windows */
1181     , HLF_C	    /* column to separate vertically split windows */
1182     , HLF_T	    /* Titles for output from ":set all", ":autocmd" etc. */
1183     , HLF_V	    /* Visual mode */
1184     , HLF_VNC	    /* Visual mode, autoselecting and not clipboard owner */
1185     , HLF_W	    /* warning messages */
1186     , HLF_WM	    /* Wildmenu highlight */
1187     , HLF_FL	    /* Folded line */
1188     , HLF_FC	    /* Fold column */
1189     , HLF_ADD	    /* Added diff line */
1190     , HLF_CHD	    /* Changed diff line */
1191     , HLF_DED	    /* Deleted diff line */
1192     , HLF_TXD	    /* Text Changed in diff line */
1193     , HLF_SC	    /* Sign column */
1194     , HLF_SPB	    /* SpellBad */
1195     , HLF_SPC	    /* SpellCap */
1196     , HLF_SPR	    /* SpellRare */
1197     , HLF_SPL	    /* SpellLocal */
1198     , HLF_PNI	    /* popup menu normal item */
1199     , HLF_PSI	    /* popup menu selected item */
1200     , HLF_PSB	    /* popup menu scrollbar */
1201     , HLF_PST	    /* popup menu scrollbar thumb */
1202     , HLF_TP	    /* tabpage line */
1203     , HLF_TPS	    /* tabpage line selected */
1204     , HLF_TPF	    /* tabpage line filler */
1205     , HLF_CUC	    /* 'cursurcolumn' */
1206     , HLF_CUL	    /* 'cursurline' */
1207     , HLF_COUNT	    /* MUST be the last one */
1208 } hlf_T;
1209 
1210 /* The HL_FLAGS must be in the same order as the HLF_ enums!
1211  * When chainging this also adjust the default for 'highlight'. */
1212 #define HL_FLAGS {'8', '@', 'd', 'e', 'h', 'i', 'l', 'm', 'M', \
1213 		  'n', 'r', 's', 'S', 'c', 't', 'v', 'V', 'w', 'W', \
1214 		  'f', 'F', 'A', 'C', 'D', 'T', '>', \
1215 		  'B', 'P', 'R', 'L', \
1216 		  '+', '=', 'x', 'X', '*', '#', '_', '!', '.'}
1217 
1218 /*
1219  * Boolean constants
1220  */
1221 #ifndef TRUE
1222 # define FALSE	0	    /* note: this is an int, not a long! */
1223 # define TRUE	1
1224 #endif
1225 
1226 #define MAYBE	2	    /* sometimes used for a variant on TRUE */
1227 
1228 /*
1229  * Operator IDs; The order must correspond to opchars[] in ops.c!
1230  */
1231 #define OP_NOP		0	/* no pending operation */
1232 #define OP_DELETE	1	/* "d"  delete operator */
1233 #define OP_YANK		2	/* "y"  yank operator */
1234 #define OP_CHANGE	3	/* "c"  change operator */
1235 #define OP_LSHIFT	4	/* "<"  left shift operator */
1236 #define OP_RSHIFT	5	/* ">"  right shift operator */
1237 #define OP_FILTER	6	/* "!"  filter operator */
1238 #define OP_TILDE	7	/* "g~" switch case operator */
1239 #define OP_INDENT	8	/* "="  indent operator */
1240 #define OP_FORMAT	9	/* "gq" format operator */
1241 #define OP_COLON	10	/* ":"  colon operator */
1242 #define OP_UPPER	11	/* "gU" make upper case operator */
1243 #define OP_LOWER	12	/* "gu" make lower case operator */
1244 #define OP_JOIN		13	/* "J"  join operator, only for Visual mode */
1245 #define OP_JOIN_NS	14	/* "gJ"  join operator, only for Visual mode */
1246 #define OP_ROT13	15	/* "g?" rot-13 encoding */
1247 #define OP_REPLACE	16	/* "r"  replace chars, only for Visual mode */
1248 #define OP_INSERT	17	/* "I"  Insert column, only for Visual mode */
1249 #define OP_APPEND	18	/* "A"  Append column, only for Visual mode */
1250 #define OP_FOLD		19	/* "zf" define a fold */
1251 #define OP_FOLDOPEN	20	/* "zo" open folds */
1252 #define OP_FOLDOPENREC	21	/* "zO" open folds recursively */
1253 #define OP_FOLDCLOSE	22	/* "zc" close folds */
1254 #define OP_FOLDCLOSEREC	23	/* "zC" close folds recursively */
1255 #define OP_FOLDDEL	24	/* "zd" delete folds */
1256 #define OP_FOLDDELREC	25	/* "zD" delete folds recursively */
1257 #define OP_FORMAT2	26	/* "gw" format operator, keeps cursor pos */
1258 #define OP_FUNCTION	27	/* "g@" call 'operatorfunc' */
1259 
1260 /*
1261  * Motion types, used for operators and for yank/delete registers.
1262  */
1263 #define MCHAR	0		/* character-wise movement/register */
1264 #define MLINE	1		/* line-wise movement/register */
1265 #define MBLOCK	2		/* block-wise register */
1266 
1267 #define MAUTO	0xff		/* Decide between MLINE/MCHAR */
1268 
1269 /*
1270  * Minimum screen size
1271  */
1272 #define MIN_COLUMNS	12	/* minimal columns for screen */
1273 #define MIN_LINES	2	/* minimal lines for screen */
1274 #define STATUS_HEIGHT	1	/* height of a status line under a window */
1275 #define QF_WINHEIGHT	10	/* default height for quickfix window */
1276 
1277 /*
1278  * Buffer sizes
1279  */
1280 #ifndef CMDBUFFSIZE
1281 # define CMDBUFFSIZE	256	/* size of the command processing buffer */
1282 #endif
1283 
1284 #define LSIZE	    512		/* max. size of a line in the tags file */
1285 
1286 #define IOSIZE	   (1024+1)	/* file i/o and sprintf buffer size */
1287 
1288 #ifdef FEAT_MBYTE
1289 # define MSG_BUF_LEN 480	/* length of buffer for small messages */
1290 # define MSG_BUF_CLEN  (MSG_BUF_LEN / 6)    /* cell length (worst case: utf-8
1291 					       takes 6 bytes for one cell) */
1292 #else
1293 # define MSG_BUF_LEN 80		/* length of buffer for small messages */
1294 # define MSG_BUF_CLEN  MSG_BUF_LEN	    /* cell length */
1295 #endif
1296 
1297 #if defined(AMIGA) || defined(__linux__) || defined(__QNX__) || defined(__CYGWIN32__) || defined(_AIX)
1298 # define TBUFSZ 2048		/* buffer size for termcap entry */
1299 #else
1300 # define TBUFSZ 1024		/* buffer size for termcap entry */
1301 #endif
1302 
1303 /*
1304  * Maximum length of key sequence to be mapped.
1305  * Must be able to hold an Amiga resize report.
1306  */
1307 #define MAXMAPLEN   50
1308 
1309 #ifdef BINARY_FILE_IO
1310 # define WRITEBIN   "wb"	/* no CR-LF translation */
1311 # define READBIN    "rb"
1312 # define APPENDBIN  "ab"
1313 #else
1314 # define WRITEBIN   "w"
1315 # define READBIN    "r"
1316 # define APPENDBIN  "a"
1317 #endif
1318 
1319 /*
1320  * EMX doesn't have a global way of making open() use binary I/O.
1321  * Use O_BINARY for all open() calls.
1322  */
1323 #if defined(__EMX__) || defined(__CYGWIN32__)
1324 # define O_EXTRA    O_BINARY
1325 #else
1326 # define O_EXTRA    0
1327 #endif
1328 
1329 #ifndef O_NOFOLLOW
1330 # define O_NOFOLLOW 0
1331 #endif
1332 
1333 #ifndef W_OK
1334 # define W_OK 2		/* for systems that don't have W_OK in unistd.h */
1335 #endif
1336 #ifndef R_OK
1337 # define R_OK 4		/* for systems that don't have R_OK in unistd.h */
1338 #endif
1339 
1340 /*
1341  * defines to avoid typecasts from (char_u *) to (char *) and back
1342  * (vim_strchr() and vim_strrchr() are now in alloc.c)
1343  */
1344 #define STRLEN(s)	    strlen((char *)(s))
1345 #define STRCPY(d, s)	    strcpy((char *)(d), (char *)(s))
1346 #define STRNCPY(d, s, n)    strncpy((char *)(d), (char *)(s), (size_t)(n))
1347 #define STRCMP(d, s)	    strcmp((char *)(d), (char *)(s))
1348 #define STRNCMP(d, s, n)    strncmp((char *)(d), (char *)(s), (size_t)(n))
1349 #ifdef HAVE_STRCASECMP
1350 # define STRICMP(d, s)	    strcasecmp((char *)(d), (char *)(s))
1351 #else
1352 # ifdef HAVE_STRICMP
1353 #  define STRICMP(d, s)	    stricmp((char *)(d), (char *)(s))
1354 # else
1355 #  define STRICMP(d, s)	    vim_stricmp((char *)(d), (char *)(s))
1356 # endif
1357 #endif
1358 
1359 #ifdef HAVE_STRNCASECMP
1360 # define STRNICMP(d, s, n)  strncasecmp((char *)(d), (char *)(s), (size_t)(n))
1361 #else
1362 # ifdef HAVE_STRNICMP
1363 #  define STRNICMP(d, s, n) strnicmp((char *)(d), (char *)(s), (size_t)(n))
1364 # else
1365 #  define STRNICMP(d, s, n) vim_strnicmp((char *)(d), (char *)(s), (size_t)(n))
1366 # endif
1367 #endif
1368 
1369 #ifdef FEAT_MBYTE
1370 # define MB_STRICMP(d, s)	(has_mbyte ? mb_strnicmp((char_u *)(d), (char_u *)(s), (int)MAXCOL) : STRICMP((d), (s)))
1371 # define MB_STRNICMP(d, s, n)	(has_mbyte ? mb_strnicmp((char_u *)(d), (char_u *)(s), (int)(n)) : STRNICMP((d), (s), (n)))
1372 #else
1373 # define MB_STRICMP(d, s)	STRICMP((d), (s))
1374 # define MB_STRNICMP(d, s, n)	STRNICMP((d), (s), (n))
1375 #endif
1376 
1377 #define STRCAT(d, s)	    strcat((char *)(d), (char *)(s))
1378 #define STRNCAT(d, s, n)    strncat((char *)(d), (char *)(s), (size_t)(n))
1379 
1380 #ifdef HAVE_STRPBRK
1381 # define vim_strpbrk(s, cs) (char_u *)strpbrk((char *)(s), (char *)(cs))
1382 #endif
1383 
1384 #define MSG(s)			    msg((char_u *)(s))
1385 #define MSG_ATTR(s, attr)	    msg_attr((char_u *)(s), (attr))
1386 #define EMSG(s)			    emsg((char_u *)(s))
1387 #define EMSG2(s, p)		    emsg2((char_u *)(s), (char_u *)(p))
1388 #define EMSG3(s, p, q)		    emsg3((char_u *)(s), (char_u *)(p), (char_u *)(q))
1389 #define EMSGN(s, n)		    emsgn((char_u *)(s), (long)(n))
1390 #define EMSGU(s, n)		    emsgu((char_u *)(s), (long_u)(n))
1391 #define OUT_STR(s)		    out_str((char_u *)(s))
1392 #define OUT_STR_NF(s)		    out_str_nf((char_u *)(s))
1393 #define MSG_PUTS(s)		    msg_puts((char_u *)(s))
1394 #define MSG_PUTS_ATTR(s, a)	    msg_puts_attr((char_u *)(s), (a))
1395 #define MSG_PUTS_TITLE(s)	    msg_puts_title((char_u *)(s))
1396 #define MSG_PUTS_LONG(s)	    msg_puts_long_attr((char_u *)(s), 0)
1397 #define MSG_PUTS_LONG_ATTR(s, a)    msg_puts_long_attr((char_u *)(s), (a))
1398 
1399 /* Prefer using emsg3(), because perror() may send the output to the wrong
1400  * destination and mess up the screen. */
1401 #ifdef HAVE_STRERROR
1402 # define PERROR(msg)		    (void)emsg3((char_u *)"%s: %s", (char_u *)msg, (char_u *)strerror(errno))
1403 #else
1404 # define PERROR(msg)		    perror(msg)
1405 #endif
1406 
1407 typedef long	    linenr_T;		/* line number type */
1408 typedef unsigned    colnr_T;		/* column number type */
1409 typedef unsigned short disptick_T;	/* display tick type */
1410 
1411 #define MAXLNUM (0x7fffffffL)		/* maximum (invalid) line number */
1412 
1413 /*
1414  * Well, you won't believe it, but some S/390 machines ("host", now also known
1415  * as zServer) us 31 bit pointers. There are also some newer machines, that
1416  * use 64 bit pointers. I don't know how to distinguish between 31 and 64 bit
1417  * machines, so the best way is to assume 31 bits whenever we detect OS/390
1418  * Unix.
1419  * With this we restrict the maximum line length to 1073741823. I guess this is
1420  * not a real problem. BTW:  Longer lines are split.
1421  */
1422 #if SIZEOF_INT >= 4
1423 # ifdef __MVS__
1424 #  define MAXCOL (0x3fffffffL)		/* maximum column number, 30 bits */
1425 # else
1426 #  define MAXCOL (0x7fffffffL)		/* maximum column number, 31 bits */
1427 # endif
1428 #else
1429 # define MAXCOL	(0x7fff)		/* maximum column number, 15 bits */
1430 #endif
1431 
1432 #define SHOWCMD_COLS 10			/* columns needed by shown command */
1433 #define STL_MAX_ITEM 80			/* max nr of %<flag> in statusline */
1434 
1435 typedef void	    *vim_acl_T;		/* dummy to pass an ACL to a function */
1436 
1437 /*
1438  * Include a prototype for mch_memmove(), it may not be in alloc.pro.
1439  */
1440 #ifdef VIM_MEMMOVE
1441 void mch_memmove __ARGS((void *, void *, size_t));
1442 #else
1443 # ifndef mch_memmove
1444 #  define mch_memmove(to, from, len) memmove(to, from, len)
1445 # endif
1446 #endif
1447 
1448 /*
1449  * fnamecmp() is used to compare file names.
1450  * On some systems case in a file name does not matter, on others it does.
1451  * (this does not account for maximum name lengths and things like "../dir",
1452  * thus it is not 100% accurate!)
1453  */
1454 #ifdef CASE_INSENSITIVE_FILENAME
1455 # ifdef BACKSLASH_IN_FILENAME
1456 #  define fnamecmp(x, y) vim_fnamecmp((x), (y))
1457 #  define fnamencmp(x, y, n) vim_fnamencmp((x), (y), (size_t)(n))
1458 # else
1459 #  define fnamecmp(x, y) MB_STRICMP((x), (y))
1460 #  define fnamencmp(x, y, n) MB_STRNICMP((x), (y), (n))
1461 # endif
1462 #else
1463 # define fnamecmp(x, y) strcmp((char *)(x), (char *)(y))
1464 # define fnamencmp(x, y, n) strncmp((char *)(x), (char *)(y), (size_t)(n))
1465 #endif
1466 
1467 #ifdef HAVE_MEMSET
1468 # define vim_memset(ptr, c, size)   memset((ptr), (c), (size))
1469 #else
1470 void *vim_memset __ARGS((void *, int, size_t));
1471 #endif
1472 
1473 #ifdef HAVE_MEMCMP
1474 # define vim_memcmp(p1, p2, len)   memcmp((p1), (p2), (len))
1475 #else
1476 # ifdef HAVE_BCMP
1477 #  define vim_memcmp(p1, p2, len)   bcmp((p1), (p2), (len))
1478 # else
1479 int vim_memcmp __ARGS((void *, void *, size_t));
1480 #  define VIM_MEMCMP
1481 # endif
1482 #endif
1483 
1484 #if defined(UNIX) || defined(FEAT_GUI) || defined(OS2) || defined(VMS) \
1485 	|| defined(FEAT_CLIENTSERVER)
1486 # define USE_INPUT_BUF
1487 #endif
1488 
1489 #ifdef MSWIN
1490 /* On MS-Windows the third argument isn't size_t.  This matters for Win64,
1491  * where sizeof(size_t)==8, not 4 */
1492 # define vim_read(fd, buf, count)   read((fd), (char *)(buf), (unsigned int)(count))
1493 # define vim_write(fd, buf, count)  write((fd), (char *)(buf), (unsigned int)(count))
1494 #else
1495 # define vim_read(fd, buf, count)   read((fd), (char *)(buf), (size_t) (count))
1496 # define vim_write(fd, buf, count)  write((fd), (char *)(buf), (size_t) (count))
1497 #endif
1498 
1499 /*
1500  * Enums need a typecast to be used as array index (for Ultrix).
1501  */
1502 #define hl_attr(n)	highlight_attr[(int)(n)]
1503 #define term_str(n)	term_strings[(int)(n)]
1504 
1505 /*
1506  * vim_iswhite() is used for "^" and the like. It differs from isspace()
1507  * because it doesn't include <CR> and <LF> and the like.
1508  */
1509 #define vim_iswhite(x)	((x) == ' ' || (x) == '\t')
1510 
1511 /*
1512  * EXTERN is only defined in main.c.  That's where global variables are
1513  * actually defined and initialized.
1514  */
1515 #ifndef EXTERN
1516 # define EXTERN extern
1517 # define INIT(x)
1518 #else
1519 # ifndef INIT
1520 #  define INIT(x) x
1521 #  define DO_INIT
1522 # endif
1523 #endif
1524 
1525 #ifdef FEAT_MBYTE
1526 # define MAX_MCO	6	/* maximum value for 'maxcombine' */
1527 
1528 /* Maximum number of bytes in a multi-byte character.  It can be one 32-bit
1529  * character of up to 6 bytes, or one 16-bit character of up to three bytes
1530  * plus six following composing characters of three bytes each. */
1531 # define MB_MAXBYTES	21
1532 #endif
1533 
1534 /* Include option.h before structs.h, because the number of window-local and
1535  * buffer-local options is used there. */
1536 #include "option.h"	    /* options and default values */
1537 
1538 /* Note that gui.h is included by structs.h */
1539 
1540 #include "structs.h"	    /* file that defines many structures */
1541 
1542 /* Values for "do_profiling". */
1543 #define PROF_NONE	0	/* profiling not started */
1544 #define PROF_YES	1	/* profiling busy */
1545 #define PROF_PAUSED	2	/* profiling paused */
1546 
1547 #ifdef FEAT_MOUSE
1548 
1549 /* Codes for mouse button events in lower three bits: */
1550 # define MOUSE_LEFT	0x00
1551 # define MOUSE_MIDDLE	0x01
1552 # define MOUSE_RIGHT	0x02
1553 # define MOUSE_RELEASE	0x03
1554 
1555 /* bit masks for modifiers: */
1556 # define MOUSE_SHIFT	0x04
1557 # define MOUSE_ALT	0x08
1558 # define MOUSE_CTRL	0x10
1559 
1560 /* mouse buttons that are handled like a key press (GUI only) */
1561 # define MOUSE_4	0x100	/* scroll wheel down */
1562 # define MOUSE_5	0x200	/* scroll wheel up */
1563 
1564 # define MOUSE_X1	0x300 /* Mouse-button X1 (6th) */
1565 # define MOUSE_X2	0x400 /* Mouse-button X2 */
1566 
1567 /* 0x20 is reserved by xterm */
1568 # define MOUSE_DRAG_XTERM   0x40
1569 
1570 # define MOUSE_DRAG	(0x40 | MOUSE_RELEASE)
1571 
1572 /* Lowest button code for using the mouse wheel (xterm only) */
1573 # define MOUSEWHEEL_LOW		0x60
1574 
1575 # define MOUSE_CLICK_MASK	0x03
1576 
1577 # define NUM_MOUSE_CLICKS(code) \
1578     (((unsigned)((code) & 0xC0) >> 6) + 1)
1579 
1580 # define SET_NUM_MOUSE_CLICKS(code, num) \
1581     (code) = ((code) & 0x3f) | ((((num) - 1) & 3) << 6)
1582 
1583 /* Added to mouse column for GUI when 'mousefocus' wants to give focus to a
1584  * window by simulating a click on its status line.  We could use up to 128 *
1585  * 128 = 16384 columns, now it's reduced to 10000. */
1586 # define MOUSE_COLOFF 10000
1587 
1588 /*
1589  * jump_to_mouse() returns one of first four these values, possibly with
1590  * some of the other three added.
1591  */
1592 # define IN_UNKNOWN		0
1593 # define IN_BUFFER		1
1594 # define IN_STATUS_LINE		2	/* on status or command line */
1595 # define IN_SEP_LINE		4	/* on vertical separator line */
1596 # define IN_OTHER_WIN		8	/* in other window but can't go there */
1597 # define CURSOR_MOVED		0x100
1598 # define MOUSE_FOLD_CLOSE	0x200	/* clicked on '-' in fold column */
1599 # define MOUSE_FOLD_OPEN	0x400	/* clicked on '+' in fold column */
1600 
1601 /* flags for jump_to_mouse() */
1602 # define MOUSE_FOCUS		0x01	/* need to stay in this window */
1603 # define MOUSE_MAY_VIS		0x02	/* may start Visual mode */
1604 # define MOUSE_DID_MOVE		0x04	/* only act when mouse has moved */
1605 # define MOUSE_SETPOS		0x08	/* only set current mouse position */
1606 # define MOUSE_MAY_STOP_VIS	0x10	/* may stop Visual mode */
1607 # define MOUSE_RELEASED		0x20	/* button was released */
1608 
1609 # if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
1610 #  define CHECK_DOUBLE_CLICK 1	/* Checking for double clicks ourselves. */
1611 # endif
1612 
1613 #endif /* FEAT_MOUSE */
1614 
1615 /* defines for eval_vars() */
1616 #define VALID_PATH		1
1617 #define VALID_HEAD		2
1618 
1619 /* Defines for Vim variables.  These must match vimvars[] in eval.c! */
1620 #define VV_COUNT	0
1621 #define VV_COUNT1	1
1622 #define VV_PREVCOUNT	2
1623 #define VV_ERRMSG	3
1624 #define VV_WARNINGMSG	4
1625 #define VV_STATUSMSG	5
1626 #define VV_SHELL_ERROR	6
1627 #define VV_THIS_SESSION	7
1628 #define VV_VERSION	8
1629 #define VV_LNUM		9
1630 #define VV_TERMRESPONSE	10
1631 #define VV_FNAME	11
1632 #define VV_LANG		12
1633 #define VV_LC_TIME	13
1634 #define VV_CTYPE	14
1635 #define VV_CC_FROM	15
1636 #define VV_CC_TO	16
1637 #define VV_FNAME_IN	17
1638 #define VV_FNAME_OUT	18
1639 #define VV_FNAME_NEW	19
1640 #define VV_FNAME_DIFF	20
1641 #define VV_CMDARG	21
1642 #define VV_FOLDSTART	22
1643 #define VV_FOLDEND	23
1644 #define VV_FOLDDASHES	24
1645 #define VV_FOLDLEVEL	25
1646 #define VV_PROGNAME	26
1647 #define VV_SEND_SERVER	27
1648 #define VV_DYING	28
1649 #define VV_EXCEPTION	29
1650 #define VV_THROWPOINT	30
1651 #define VV_REG		31
1652 #define VV_CMDBANG	32
1653 #define VV_INSERTMODE	33
1654 #define VV_VAL		34
1655 #define VV_KEY		35
1656 #define VV_PROFILING	36
1657 #define VV_FCS_REASON	37
1658 #define VV_FCS_CHOICE	38
1659 #define VV_BEVAL_BUFNR	39
1660 #define VV_BEVAL_WINNR	40
1661 #define VV_BEVAL_LNUM	41
1662 #define VV_BEVAL_COL	42
1663 #define VV_BEVAL_TEXT	43
1664 #define VV_SCROLLSTART	44
1665 #define VV_SWAPNAME	45
1666 #define VV_SWAPCHOICE	46
1667 #define VV_SWAPCOMMAND	47
1668 #define VV_CHAR		48
1669 #define VV_LEN		49	/* number of v: vars */
1670 
1671 #ifdef FEAT_CLIPBOARD
1672 
1673 /* VIM_ATOM_NAME is the older Vim-specific selection type for X11.  Still
1674  * supported for when a mix of Vim versions is used. VIMENC_ATOM_NAME includes
1675  * the encoding to support Vims using different 'encoding' values. */
1676 #define VIM_ATOM_NAME "_VIM_TEXT"
1677 #define VIMENC_ATOM_NAME "_VIMENC_TEXT"
1678 
1679 /* Selection states for modeless selection */
1680 # define SELECT_CLEARED		0
1681 # define SELECT_IN_PROGRESS	1
1682 # define SELECT_DONE		2
1683 
1684 # define SELECT_MODE_CHAR	0
1685 # define SELECT_MODE_WORD	1
1686 # define SELECT_MODE_LINE	2
1687 
1688 # ifdef FEAT_GUI_W32
1689 #  ifdef FEAT_OLE
1690 #   define WM_OLE (WM_APP+0)
1691 #  endif
1692 #  ifdef FEAT_NETBEANS_INTG
1693     /* message for Netbeans socket event */
1694 #   define WM_NETBEANS (WM_APP+1)
1695 #  endif
1696 # endif
1697 
1698 /* Info about selected text */
1699 typedef struct VimClipboard
1700 {
1701     int		available;	/* Is clipboard available? */
1702     int		owned;		/* Flag: do we own the selection? */
1703     pos_T	start;		/* Start of selected area */
1704     pos_T	end;		/* End of selected area */
1705     int		vmode;		/* Visual mode character */
1706 
1707     /* Fields for selection that doesn't use Visual mode */
1708     short_u	origin_row;
1709     short_u	origin_start_col;
1710     short_u	origin_end_col;
1711     short_u	word_start_col;
1712     short_u	word_end_col;
1713 
1714     pos_T	prev;		/* Previous position */
1715     short_u	state;		/* Current selection state */
1716     short_u	mode;		/* Select by char, word, or line. */
1717 
1718 # if defined(FEAT_GUI_X11) || defined(FEAT_XCLIPBOARD)
1719     Atom	sel_atom;	/* PRIMARY/CLIPBOARD selection ID */
1720 # endif
1721 
1722 # ifdef FEAT_GUI_GTK
1723     GdkAtom     gtk_sel_atom;	/* PRIMARY/CLIPBOARD selection ID */
1724 # endif
1725 
1726 # ifdef MSWIN
1727     int_u	format;		/* Vim's own special clipboard format */
1728     int_u	format_raw;	/* Vim's raw text clipboard format */
1729 # endif
1730 } VimClipboard;
1731 #else
1732 typedef int VimClipboard;	/* This is required for the prototypes. */
1733 #endif
1734 
1735 #ifdef __BORLANDC__
1736 /* work around a bug in the Borland 'stat' function: */
1737 # include <io.h>	    /* for access() */
1738 
1739 # define stat(a,b) (access(a,0) ? -1 : stat(a,b))
1740 #endif
1741 
1742 #if (defined(FEAT_PROFILE) || defined(FEAT_RELTIME)) && !defined(PROTO)
1743 # ifdef WIN3264
1744 typedef LARGE_INTEGER proftime_T;
1745 # else
1746 typedef struct timeval proftime_T;
1747 # endif
1748 #else
1749 typedef int proftime_T;	    /* dummy for function prototypes */
1750 #endif
1751 
1752 #include "ex_cmds.h"	    /* Ex command defines */
1753 #include "proto.h"	    /* function prototypes */
1754 
1755 /* This has to go after the include of proto.h, as proto/gui.pro declares
1756  * functions of these names. The declarations would break if the defines had
1757  * been seen at that stage.  But it must be before globals.h, where error_ga
1758  * is declared. */
1759 #if !defined(FEAT_GUI_W32) && !defined(FEAT_GUI_X11) \
1760 	&& !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MAC)
1761 # define mch_errmsg(str)	fprintf(stderr, "%s", (str))
1762 # define display_errors()	fflush(stderr)
1763 # define mch_msg(str)		printf("%s", (str))
1764 #else
1765 # define USE_MCH_ERRMSG
1766 #endif
1767 
1768 #ifndef FEAT_MBYTE
1769 # define after_pathsep(b, p)	vim_ispathsep(*((p) - 1))
1770 # define transchar_byte(c)	transchar(c)
1771 #endif
1772 
1773 #ifndef FEAT_LINEBREAK
1774 /* Without the 'numberwidth' option line numbers are always 7 chars. */
1775 # define number_width(x) 7
1776 #endif
1777 
1778 
1779 #include "globals.h"	    /* global variables and messages */
1780 
1781 #ifdef FEAT_SNIFF
1782 # include "if_sniff.h"
1783 #endif
1784 
1785 #ifndef FEAT_VIRTUALEDIT
1786 # define getvvcol(w, p, s, c, e) getvcol(w, p, s, c, e)
1787 # define virtual_active() 0
1788 # define virtual_op FALSE
1789 #endif
1790 
1791 /*
1792  * If console dialog not supported, but GUI dialog is, use the GUI one.
1793  */
1794 #if defined(FEAT_GUI_DIALOG) && !defined(FEAT_CON_DIALOG)
1795 # define do_dialog gui_mch_dialog
1796 #endif
1797 
1798 /*
1799  * Default filters for gui_mch_browse().
1800  * The filters are almost system independent.  Except for the difference
1801  * between "*" and "*.*" for MSDOS-like systems.
1802  * NOTE: Motif only uses the very first pattern.  Therefore
1803  * BROWSE_FILTER_DEFAULT should start with a "*" pattern.
1804  */
1805 #ifdef FEAT_BROWSE
1806 # ifdef BACKSLASH_IN_FILENAME
1807 #  define BROWSE_FILTER_MACROS \
1808 	(char_u *)"Vim macro files (*.vim)\t*.vim\nAll Files (*.*)\t*.*\n"
1809 #  define BROWSE_FILTER_ALL_FILES (char_u *)"All Files (*.*)\t*.*\n"
1810 #  define BROWSE_FILTER_DEFAULT \
1811 	(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"
1812 # else
1813 #  define BROWSE_FILTER_MACROS \
1814 	(char_u *)"Vim macro files (*.vim)\t*.vim\nAll Files (*)\t*\n"
1815 #  define BROWSE_FILTER_ALL_FILES (char_u *)"All Files (*)\t*\n"
1816 #  define BROWSE_FILTER_DEFAULT \
1817 	(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"
1818 # endif
1819 # define BROWSE_SAVE 1	    /* flag for do_browse() */
1820 # define BROWSE_DIR 2	    /* flag for do_browse() */
1821 #endif
1822 
1823 /* stop using fastcall for Borland */
1824 #if defined(__BORLANDC__) && defined(WIN32) && !defined(DEBUG)
1825  #pragma option -p.
1826 #endif
1827 
1828 #if defined(MEM_PROFILE)
1829 # define vim_realloc(ptr, size)  mem_realloc((ptr), (size))
1830 #else
1831 # define vim_realloc(ptr, size)  realloc((ptr), (size))
1832 #endif
1833 
1834 /*
1835  * The following macros stop displat/event loop nesting at the wrong time.
1836  */
1837 #ifdef ALT_X_INPUT
1838 # define ALT_INPUT_LOCK_OFF	suppress_alternate_input = FALSE
1839 # define ALT_INPUT_LOCK_ON	suppress_alternate_input = TRUE
1840 #endif
1841 
1842 #ifdef FEAT_MBYTE
1843 /*
1844  * Return byte length of character that starts with byte "b".
1845  * Returns 1 for a single-byte character.
1846  * MB_BYTE2LEN_CHECK() can be used to count a special key as one byte.
1847  * Don't call MB_BYTE2LEN(b) with b < 0 or b > 255!
1848  */
1849 # define MB_BYTE2LEN(b)		mb_bytelen_tab[b]
1850 # define MB_BYTE2LEN_CHECK(b)	(((b) < 0 || (b) > 255) ? 1 : mb_bytelen_tab[b])
1851 #endif
1852 
1853 #if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
1854 /* properties used in enc_canon_table[] (first three mutually exclusive) */
1855 # define ENC_8BIT	0x01
1856 # define ENC_DBCS	0x02
1857 # define ENC_UNICODE	0x04
1858 
1859 # define ENC_ENDIAN_B	0x10	    /* Unicode: Big endian */
1860 # define ENC_ENDIAN_L	0x20	    /* Unicode: Little endian */
1861 
1862 # define ENC_2BYTE	0x40	    /* Unicode: UCS-2 */
1863 # define ENC_4BYTE	0x80	    /* Unicode: UCS-4 */
1864 # define ENC_2WORD	0x100	    /* Unicode: UTF-16 */
1865 
1866 # define ENC_LATIN1	0x200	    /* Latin1 */
1867 # define ENC_LATIN9	0x400	    /* Latin9 */
1868 # define ENC_MACROMAN	0x800	    /* Mac Roman (not Macro Man! :-) */
1869 #endif
1870 
1871 #ifdef FEAT_MBYTE
1872 # ifdef USE_ICONV
1873 #  ifndef EILSEQ
1874 #   define EILSEQ 123
1875 #  endif
1876 #  ifdef DYNAMIC_ICONV
1877 /* On Win32 iconv.dll is dynamically loaded. */
1878 #   define ICONV_ERRNO (*iconv_errno())
1879 #   define ICONV_E2BIG  7
1880 #   define ICONV_EINVAL 22
1881 #   define ICONV_EILSEQ 42
1882 #  else
1883 #   define ICONV_ERRNO errno
1884 #   define ICONV_E2BIG  E2BIG
1885 #   define ICONV_EINVAL EINVAL
1886 #   define ICONV_EILSEQ EILSEQ
1887 #  endif
1888 # endif
1889 
1890 #endif
1891 
1892 /* ISSYMLINK(mode) tests if a file is a symbolic link. */
1893 #if (defined(S_IFMT) && defined(S_IFLNK)) || defined(S_ISLNK)
1894 # define HAVE_ISSYMLINK
1895 # if defined(S_IFMT) && defined(S_IFLNK)
1896 #  define ISSYMLINK(mode) (((mode) & S_IFMT) == S_IFLNK)
1897 # else
1898 #  define ISSYMLINK(mode) S_ISLNK(mode)
1899 # endif
1900 #endif
1901 
1902 #define SIGN_BYTE 1	    /* byte value used where sign is displayed;
1903 			       attribute value is sign type */
1904 
1905 #ifdef FEAT_NETBEANS_INTG
1906 # define MULTISIGN_BYTE 2   /* byte value used where sign is displayed if
1907 			       multiple signs exist on the line */
1908 #endif
1909 
1910 #if defined(FEAT_GUI) && defined(FEAT_XCLIPBOARD)
1911 # ifdef FEAT_GUI_GTK
1912    /* Avoid using a global variable for the X display.  It's ugly
1913     * and is likely to cause trouble in multihead environments. */
1914 #  define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : xterm_dpy)
1915 # else
1916 #  define X_DISPLAY	(gui.in_use ? gui.dpy : xterm_dpy)
1917 # endif
1918 #else
1919 # ifdef FEAT_GUI
1920 #  ifdef FEAT_GUI_GTK
1921 #   define X_DISPLAY	((gui.in_use) ? gui_mch_get_display() : (Display *)NULL)
1922 #  else
1923 #   define X_DISPLAY	gui.dpy
1924 #  endif
1925 # else
1926 #  define X_DISPLAY	xterm_dpy
1927 # endif
1928 #endif
1929 
1930 #ifdef NBDEBUG /* Netbeans debugging. */
1931 # include "nbdebug.h"
1932 #else
1933 # define nbdebug(a)
1934 #endif
1935 
1936 #ifdef IN_PERL_FILE
1937   /*
1938    * Avoid clashes between Perl and Vim namespace.
1939    */
1940 # undef NORMAL
1941 # undef STRLEN
1942 # undef FF
1943 # undef OP_DELETE
1944 # undef OP_JOIN
1945 # ifdef __BORLANDC__
1946 #  define NOPROTO 1
1947 # endif
1948   /* remove MAX and MIN, included by glib.h, redefined by sys/param.h */
1949 # ifdef MAX
1950 #  undef MAX
1951 # endif
1952 # ifdef MIN
1953 #  undef MIN
1954 # endif
1955   /* We use _() for gettext(), Perl uses it for function prototypes... */
1956 # ifdef _
1957 #  undef _
1958 # endif
1959 # ifdef DEBUG
1960 #  undef DEBUG
1961 # endif
1962 # ifdef _DEBUG
1963 #  undef _DEBUG
1964 # endif
1965 # ifdef instr
1966 #  undef instr
1967 # endif
1968   /* bool causes trouble on MACOS but is required on a few other systems */
1969 # if defined(bool) && defined(MACOS)
1970 #  undef bool
1971 # endif
1972 
1973 # ifdef __BORLANDC__
1974   /* Borland has the structure stati64 but not _stati64 */
1975 #  define _stati64 stati64
1976 # endif
1977 
1978 # include <EXTERN.h>
1979 # include <perl.h>
1980 # include <XSUB.h>
1981 #endif
1982 
1983 /* values for vim_handle_signal() that are not a signal */
1984 #define SIGNAL_BLOCK	-1
1985 #define SIGNAL_UNBLOCK  -2
1986 #if !defined(UNIX) && !defined(VMS)
1987 # define vim_handle_signal(x) 0
1988 #endif
1989 
1990 /* flags for skip_vimgrep_pat() */
1991 #define VGR_GLOBAL	1
1992 #define VGR_NOJUMP	2
1993 
1994 /* behavior for bad character, "++bad=" argument */
1995 #define BAD_REPLACE	'?'	/* replace it with '?' (default) */
1996 #define BAD_KEEP	-1	/* leave it */
1997 #define BAD_DROP	-2	/* erase it */
1998 
1999 /* last argument for do_source() */
2000 #define DOSO_NONE	0
2001 #define DOSO_VIMRC	1	/* loading vimrc file */
2002 #define DOSO_GVIMRC	2	/* loading gvimrc file */
2003 
2004 #endif /* VIM__H */
2005