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gerrit.omnirom.org / android_external_vim / f4b8e57ffd048f9ca46dd7618939ba7a1b2294ec / . / src / globals.h
blob: 6f53317a63bb86c0a9aa72a3630fc56bbc33a882 [file] [log] [blame]
Bram Moolenaar071d4272004-06-13 20:20:40 +0000[diff] [blame]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/*
10 * definition of global variables
11 */
12
13/*
14 * Number of Rows and Columns in the screen.
15 * Must be long to be able to use them as options in option.c.
16 * Note: Use screen_Rows and screen_Columns to access items in ScreenLines[].
17 * They may have different values when the screen wasn't (re)allocated yet
18 * after setting Rows or Columns (e.g., when starting up).
19 */
20EXTERN long Rows /* nr of rows in the screen */
21#ifdef DO_INIT
22# if defined(MSDOS) || defined(WIN3264) || defined(OS2)
23 = 25L
24# else
25 = 24L
26# endif
27#endif
28 ;
29EXTERN long Columns INIT(= 80); /* nr of columns in the screen */
30
31/*
32 * The characters that are currently on the screen are kept in ScreenLines[].
33 * It is a single block of characters, the size of the screen plus one line.
34 * The attributes for those characters are kept in ScreenAttrs[].
35 *
36 * "LineOffset[n]" is the offset from ScreenLines[] for the start of line 'n'.
37 * The same value is used for ScreenLinesUC[] and ScreenAttrs[].
38 */
39EXTERN schar_T *ScreenLines INIT(= NULL);
40EXTERN sattr_T *ScreenAttrs INIT(= NULL);
41EXTERN unsigned *LineOffset INIT(= NULL);
42EXTERN char_u *LineWraps INIT(= NULL);
43
44#ifdef FEAT_MBYTE
45/*
46 * When using Unicode characters (in UTF-8 encoding) the character in
47 * ScreenLinesUC[] contains the Unicode for the character at this position, or
48 * NUL when the character in ScreenLines[] is to be used (ASCII char).
49 * The composing characters are to be drawn on top of the original character.
50 * Note: These three are only allocated when enc_utf8 is set!
51 */
52EXTERN u8char_T *ScreenLinesUC INIT(= NULL); /* decoded UTF-8 characters */
53EXTERN u8char_T *ScreenLinesC1 INIT(= NULL); /* first composing char */
54EXTERN u8char_T *ScreenLinesC2 INIT(= NULL); /* second composing char */
55
56/* Only used for euc-jp: Second byte of a character that starts with 0x8e.
57 * These are single-width. */
58EXTERN schar_T *ScreenLines2 INIT(= NULL);
59#endif
60
61EXTERN int screen_Rows INIT(= 0); /* actual size of ScreenLines[] */
62EXTERN int screen_Columns INIT(= 0); /* actual size of ScreenLines[] */
63
64/*
65 * When vgetc() is called, it sets mod_mask to the set of modifiers that are
66 * held down based on the KSMOD_* symbols that are read first.
67 */
68EXTERN int mod_mask INIT(= 0x0); /* current key modifiers */
69
70/*
71 * Cmdline_row is the row where the command line starts, just below the
72 * last window.
73 * When the cmdline gets longer than the available space the screen gets
74 * scrolled up. After a CTRL-D (show matches), after hitting ':' after
75 * "hit return", and for the :global command, the command line is
76 * temporarily moved. The old position is restored with the next call to
77 * update_screen().
78 */
79EXTERN int cmdline_row;
80
81EXTERN int redraw_cmdline INIT(= FALSE); /* cmdline must be redrawn */
82EXTERN int clear_cmdline INIT(= FALSE); /* cmdline must be cleared */
83#if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
84EXTERN int cmdline_star INIT(= FALSE); /* cmdline is crypted */
85#endif
86EXTERN int exec_from_reg INIT(= FALSE); /* executing register */
87
88EXTERN int global_changedtick INIT(= 0); /* incremented for each
89 change, also for undo */
90EXTERN int screen_cleared INIT(= FALSE); /* screen has been cleared */
91
92/*
93 * When '$' is included in 'cpoptions' option set:
94 * When a change command is given that deletes only part of a line, a dollar
95 * is put at the end of the changed text. dollar_vcol is set to the virtual
96 * column of this '$'.
97 */
98EXTERN colnr_T dollar_vcol INIT(= 0);
99
100#ifdef FEAT_INS_EXPAND
101/*
102 * used for Insert mode completion
103 */
104EXTERN int completion_length INIT(= 0);
105EXTERN int continue_status INIT(= 0);
106EXTERN int completion_interrupted INIT(= FALSE);
107
108/* flags for continue_status */
109#define CONT_ADDING 1 /* "normal" or "adding" expansion */
110#define CONT_INTRPT (2 + 4) /* a ^X interrupted the current expansion */
111 /* it's set only iff N_ADDS is set */
112#define CONT_N_ADDS 4 /* next ^X<> will add-new or expand-current */
113#define CONT_S_IPOS 8 /* next ^X<> will set initial_pos?
114 * if so, word-wise-expansion will set SOL */
115#define CONT_SOL 16 /* pattern includes start of line, just for
116 * word-wise expansion, not set for ^X^L */
117#define CONT_LOCAL 32 /* for ctrl_x_mode 0, ^X^P/^X^N do a local
118 * expansion, (eg use complete=.) */
119#endif
120
121/*
122 * Functions for putting characters in the command line,
123 * while keeping ScreenLines[] updated.
124 */
125#ifdef FEAT_RIGHTLEFT
126EXTERN int cmdmsg_rl INIT(= FALSE); /* cmdline is drawn right to left */
127#endif
128EXTERN int msg_col;
129EXTERN int msg_row;
130EXTERN int msg_scrolled; /* Number of screen lines that windows have
131 * scrolled because of printing messages. */
132EXTERN int msg_scrolled_ign INIT(= FALSE);
133 /* when TRUE don't set need_wait_return in
134 msg_puts_attr() when msg_scrolled is
135 non-zero */
136
137EXTERN char_u *keep_msg INIT(= NULL); /* msg to be shown after redraw */
138EXTERN int keep_msg_attr INIT(= 0); /* highlight attr for keep_msg */
139EXTERN int need_fileinfo INIT(= FALSE);/* do fileinfo() after redraw */
140EXTERN int msg_scroll INIT(= FALSE); /* msg_start() will scroll */
141EXTERN int msg_didout INIT(= FALSE); /* msg_outstr() was used in line */
142EXTERN int msg_didany INIT(= FALSE); /* msg_outstr() was used at all */
143EXTERN int msg_nowait INIT(= FALSE); /* don't wait for this msg */
144EXTERN int emsg_off INIT(= 0); /* don't display errors for now,
145 unless 'debug' is set. */
146EXTERN int info_message INIT(= FALSE); /* printing informative message */
147#ifdef FEAT_EVAL
148EXTERN int emsg_skip INIT(= 0); /* don't display errors for
149 expression that is skipped */
150EXTERN int emsg_severe INIT(=FALSE); /* use message of next of several
151 emsg() calls for throw */
152EXTERN int did_endif INIT(= FALSE); /* just had ":endif" */
153#endif
154EXTERN int did_emsg; /* set by emsg() when the message
155 is displayed or thrown */
156EXTERN int called_emsg; /* always set by emsg() */
157EXTERN int emsg_on_display INIT(= FALSE); /* there is an error message */
158EXTERN int rc_did_emsg INIT(= FALSE); /* vim_regcomp() called emsg() */
159
160EXTERN int no_wait_return INIT(= 0); /* don't wait for return for now */
161EXTERN int need_wait_return INIT(= 0); /* need to wait for return later */
162EXTERN int did_wait_return INIT(= FALSE); /* wait_return() was used and
163 nothing written since then */
164#ifdef FEAT_TITLE
165EXTERN int need_maketitle INIT(= TRUE); /* call maketitle() soon */
166#endif
167
168EXTERN int quit_more INIT(= FALSE); /* 'q' hit at "--more--" msg */
169EXTERN int more_back INIT(= 0); /* 'b' or 'u' at "--more--" msg */
170EXTERN int more_back_used INIT(= FALSE); /* using more_back */
171#if defined(UNIX) || defined(__EMX__) || defined(VMS) || defined(MACOS_X)
172EXTERN int newline_on_exit INIT(= FALSE); /* did msg in altern. screen */
173EXTERN int intr_char INIT(= 0); /* extra interrupt character */
174#endif
175#if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
176EXTERN int x_no_connect INIT(= FALSE); /* don't connect to X server */
177# if defined(FEAT_CLIENTSERVER)
178EXTERN int x_force_connect INIT(= FALSE); /* Do connect to X server.
179 Overrules x_no_connect and
180 "exclude" in 'clipboard'. */
181# endif
182#endif
183EXTERN int vgetc_busy INIT(= FALSE); /* inside vgetc() now */
184
185EXTERN int didset_vim INIT(= FALSE); /* did set $VIM ourselves */
186EXTERN int didset_vimruntime INIT(= FALSE); /* idem for $VIMRUNTIME */
187
188/*
189 * Lines left before a "more" message. Ex mode needs to be able to reset this
190 * after you type something.
191 */
192EXTERN int lines_left INIT(= -1); /* lines left for listing */
193EXTERN int msg_no_more INIT(= FALSE); /* don't use more prompt, truncate
194 messages */
195
196EXTERN char_u *sourcing_name INIT( = NULL);/* name of error message source */
197EXTERN linenr_T sourcing_lnum INIT(= 0); /* line number of the source file */
198
199#ifdef FEAT_EVAL
200EXTERN int ex_nesting_level INIT(= 0); /* nesting level */
201EXTERN int debug_break_level INIT(= -1); /* break below this level */
202EXTERN int debug_did_msg INIT(= FALSE); /* did "debug mode" message */
203EXTERN int debug_tick INIT(= 0); /* breakpoint change count */
204
205/*
206 * The exception currently being thrown. Used to pass an exception to
207 * a different cstack. Also used for discarding an exception before it is
208 * caught or made pending. Only valid when did_throw is TRUE.
209 */
210EXTERN except_T *current_exception;
211
212/*
213 * did_throw: An exception is being thrown. Reset when the exception is caught
214 * or as long as it is pending in a finally clause.
215 */
216EXTERN int did_throw INIT(= FALSE);
217
218/*
219 * need_rethrow: set to TRUE when a throw that cannot be handled in do_cmdline()
220 * must be propagated to the cstack of the previously called do_cmdline().
221 */
222EXTERN int need_rethrow INIT(= FALSE);
223
224/*
225 * check_cstack: set to TRUE when a ":finish" or ":return" that cannot be
226 * handled in do_cmdline() must be propagated to the cstack of the previously
227 * called do_cmdline().
228 */
229EXTERN int check_cstack INIT(= FALSE);
230
231/*
232 * Number of nested try conditionals (across function calls and ":source"
233 * commands).
234 */
235EXTERN int trylevel INIT(= 0);
236
237/*
238 * When "force_abort" is TRUE, always skip commands after an error message,
239 * even after the outermost ":endif" or ":endwhile" or for a function whithout
240 * the "abort" flag. It is set to TRUE when "trylevel" is non-zero (and
241 * ":silent!" was not used) or an exception is being thrown at the time an
242 * error is detected. It is set to FALSE when "trylevel" gets zero again and
243 * there was no error or interrupt or throw.
244 *
245 */
246EXTERN int force_abort INIT(= FALSE);
247
248/*
249 * "msg_list" points to a variable in the stack of do_cmdline() which keeps the
250 * list of arguments of several emsg() calls, one of which is to be converted to
251 * an error exception immediately after the failing command returns. The
252 * message to be used for the exception value is pointed to by the "throw_msg"
253 * field of the first element in the list. It is usually the same as the "msg"
254 * field of that element, but can be identical to the "msg" field of a later
255 * list element, when the "emsg_severe" flag was set when the emsg() call was
256 * made.
257 */
258EXTERN struct msglist **msg_list INIT(= NULL);
259
260/*
261 * suppress_errthrow: When TRUE, don't convert an error to an exception. Used
262 * when displaying the interrupt message or reporting an exception that is still
263 * uncaught at the top level (which has already been discarded then). Also used
264 * for the error message when no exception can be thrown.
265 */
266EXTERN int suppress_errthrow INIT(= FALSE);
267
268/*
269 * The stack of all caught and not finished exceptions. The exception on the
270 * top of the stack is the one got by evaluation of v:exception. The complete
271 * stack of all caught and pending exceptions is embedded in the various
272 * cstacks; the pending exceptions, however, are not on the caught stack.
273 */
274EXTERN except_T *caught_stack INIT(= NULL);
275
276#endif
277
278#ifdef FEAT_EVAL
279EXTERN scid_T current_SID INIT(= 0); /* ID of script being sourced or
280 was sourced to define the
281 current function. */
282#endif
283EXTERN int scroll_region INIT(= FALSE); /* term supports scroll region */
284EXTERN int t_colors INIT(= 0); /* int value of T_CCO */
285
286/*
287 * When highlight_match is TRUE, highlight a match, starting at the cursor
288 * position. Search_match_lines is the number of lines after the match (0 for
289 * a match within one line), search_match_endcol the column number of the
290 * character just after the match in the last line.
291 */
292EXTERN int highlight_match INIT(= FALSE); /* show search match pos */
293EXTERN linenr_T search_match_lines; /* lines of of matched string */
294EXTERN colnr_T search_match_endcol; /* col nr of match end */
295
296EXTERN int no_smartcase INIT(= FALSE); /* don't use 'smartcase' once */
297
298EXTERN int need_check_timestamps INIT(= FALSE); /* need to check file
299 timestamps asap */
300EXTERN int did_check_timestamps INIT(= FALSE); /* did check timestamps
301 recently */
302EXTERN int no_check_timestamps INIT(= 0); /* Don't check timestamps */
303
304EXTERN int highlight_attr[HLF_COUNT]; /* Highl. attr for each context. */
305#ifdef FEAT_STL_OPT
306# define USER_HIGHLIGHT
307#endif
308#ifdef USER_HIGHLIGHT
309EXTERN int highlight_user[9]; /* User[1-9] attributes */
310# ifdef FEAT_STL_OPT
311EXTERN int highlight_stlnc[9]; /* On top of user */
312# endif
313#endif
314#ifdef FEAT_GUI
315EXTERN char_u *use_gvimrc INIT(= NULL); /* "-U" cmdline argument */
316#endif
317EXTERN int cterm_normal_fg_color INIT(= 0);
318EXTERN int cterm_normal_fg_bold INIT(= 0);
319EXTERN int cterm_normal_bg_color INIT(= 0);
320
321#ifdef FEAT_AUTOCMD
322EXTERN int autocmd_busy INIT(= FALSE); /* Is apply_autocmds() busy? */
323EXTERN int autocmd_no_enter INIT(= FALSE); /* *Enter autocmds disabled */
324EXTERN int autocmd_no_leave INIT(= FALSE); /* *Leave autocmds disabled */
325EXTERN int autocmd_block INIT(= 0); /* block all autocmds */
326EXTERN int modified_was_set; /* did ":set modified" */
327EXTERN int did_filetype INIT(= FALSE); /* FileType event found */
328EXTERN int keep_filetype INIT(= FALSE); /* value for did_filetype when
329 starting to execute
330 autocommands */
331
332/* When deleting the current buffer, another one must be loaded. If we know
333 * which one is preferred, au_new_curbuf is set to it */
334EXTERN buf_T *au_new_curbuf INIT(= NULL);
335#endif
336
337#ifdef FEAT_MOUSE
338/*
339 * Mouse coordinates, set by check_termcode()
340 */
341EXTERN int mouse_row;
342EXTERN int mouse_col;
343EXTERN int mouse_past_bottom INIT(= FALSE);/* mouse below last line */
344EXTERN int mouse_past_eol INIT(= FALSE); /* mouse right of line */
345EXTERN int mouse_dragging INIT(= 0); /* extending Visual area with
346 mouse dragging */
347# if defined(FEAT_MOUSE_DEC)
348/*
349 * When the DEC mouse has been pressed but not yet released we enable
350 * automatic querys for the mouse position.
351 */
352EXTERN int WantQueryMouse INIT(= 0);
353# endif
354
355# ifdef FEAT_GUI
356/* When the window layout is about to be changed, need_mouse_correct is set,
357 * so that gui_mouse_correct() is called afterwards, to correct the mouse
358 * pointer when focus-follow-mouse is being used. */
359EXTERN int need_mouse_correct INIT(= FALSE);
360
361/* When double clicking, topline must be the same */
362EXTERN linenr_T gui_prev_topline INIT(= 0);
363# ifdef FEAT_DIFF
364EXTERN int gui_prev_topfill INIT(= 0);
365# endif
366# endif
367
368# ifdef FEAT_MOUSESHAPE
369EXTERN int drag_status_line INIT(= FALSE); /* dragging the status line */
370EXTERN int postponed_mouseshape INIT(= FALSE); /* postponed updating the
371 mouse pointer shape */
372# ifdef FEAT_VERTSPLIT
373EXTERN int drag_sep_line INIT(= FALSE); /* dragging vert separator */
374# endif
375# endif
376
377#endif
378
379#ifdef FEAT_DIFF
380/* Value set from 'diffopt'. */
381EXTERN int diff_context INIT(= 6); /* context for folds */
382#endif
383
384#ifdef FEAT_MENU
385/* The root of the menu hierarchy. */
386EXTERN vimmenu_T *root_menu INIT(= NULL);
387/*
388 * While defining the system menu, sys_menu is TRUE. This avoids
389 * overruling of menus that the user already defined.
390 */
391EXTERN int sys_menu INIT(= FALSE);
392#endif
393
394/* While redrawing the screen this flag is set. It means the screen size
395 * ('lines' and 'rows') must not be changed. */
396EXTERN int updating_screen INIT(= FALSE);
397
398#ifdef FEAT_GUI
399# ifdef FEAT_MENU
400/* Menu item just selected, set by check_termcode() */
401EXTERN vimmenu_T *current_menu;
402
403/* Set to TRUE after adding/removing menus to ensure they are updated */
404EXTERN int force_menu_update INIT(= FALSE);
405# endif
406
407/* Scrollbar moved and new value, set by check_termcode() */
408EXTERN int current_scrollbar;
409EXTERN long_u scrollbar_value;
410
411/* found "-rv" or "-reverse" in command line args */
412EXTERN int found_reverse_arg INIT(= FALSE);
413
414/* "-fn" or "-font" command line argument */
415EXTERN char *font_argument INIT(= NULL);
416
417# ifdef FEAT_GUI_GTK
418/* "-bg" or "-background" command line argument */
419EXTERN char *background_argument INIT(= NULL);
420
421/* "-fg" or "-foreground" command line argument */
422EXTERN char *foreground_argument INIT(= NULL);
423# endif
424
425/*
426 * While executing external commands or in Ex mode, should not insert GUI
427 * events in the input buffer: Set hold_gui_events to non-zero.
428 */
429EXTERN int hold_gui_events INIT(= 0);
430
431/*
432 * When resizing the shell is postponed, remember the new size, and call
433 * gui_resize_shell() later.
434 */
435EXTERN int new_pixel_width INIT(= 0);
436EXTERN int new_pixel_height INIT(= 0);
437
438/* Window position from ":winpos", to be used when opening the GUI window. */
439EXTERN int gui_win_x INIT(= -1);
440EXTERN int gui_win_y INIT(= -1);
441#endif
442
443#ifdef FEAT_CLIPBOARD
444EXTERN VimClipboard clip_star; /* PRIMARY selection in X11 */
445# ifdef FEAT_X11
446EXTERN VimClipboard clip_plus; /* CLIPBOARD selection in X11 */
447# else
448# define clip_plus clip_star /* there is only one clipboard */
449# endif
450#endif
451
452/*
453 * All windows are linked in a list. firstwin points to the first entry,
454 * lastwin to the last entry (can be the same as firstwin) and curwin to the
455 * currently active window.
456 * Without the FEAT_WINDOWS they are all equal.
457 */
458#ifdef FEAT_WINDOWS
459EXTERN win_T *firstwin; /* first window */
460EXTERN win_T *lastwin; /* last window */
461EXTERN win_T *prevwin INIT(= NULL); /* previous window */
462# define W_NEXT(wp) ((wp)->w_next)
463# define FOR_ALL_WINDOWS(wp) for (wp = firstwin; wp != NULL; wp = wp->w_next)
464#else
465# define firstwin curwin
466# define lastwin curwin
467# define W_NEXT(wp) NULL
468# define FOR_ALL_WINDOWS(wp) wp = curwin;
469#endif
470EXTERN win_T *curwin; /* currently active window */
471
472/*
473 * The window layout is kept in a tree of frames. topframe points to the top
474 * of the tree.
475 */
476EXTERN frame_T *topframe; /* top of the window frame tree */
477
478/*
479 * All buffers are linked in a list. 'firstbuf' points to the first entry,
480 * 'lastbuf' to the last entry and 'curbuf' to the currently active buffer.
481 */
482EXTERN buf_T *firstbuf INIT(= NULL); /* first buffer */
483EXTERN buf_T *lastbuf INIT(= NULL); /* last buffer */
484EXTERN buf_T *curbuf INIT(= NULL); /* currently active buffer */
485
486/*
487 * List of files being edited (global argument list). curwin->w_alist points
488 * to this when the window is using the global argument list.
489 */
490EXTERN alist_T global_alist; /* global argument list */
491EXTERN int arg_had_last INIT(= FALSE); /* accessed last file in
492 global_alist */
493
494EXTERN int ru_col; /* column for ruler */
495#ifdef FEAT_STL_OPT
496EXTERN int ru_wid; /* 'rulerfmt' width of ruler when non-zero */
497#endif
498EXTERN int sc_col; /* column for shown command */
499
500#ifdef TEMPDIRNAMES
501EXTERN char_u *vim_tempdir INIT(= NULL); /* Name of Vim's own temp dir.
502 Ends in a slash. */
503#endif
504
505/*
506 * When starting or exiting some things are done differently (e.g. screen
507 * updating).
508 */
509EXTERN int starting INIT(= NO_SCREEN);
510 /* first NO_SCREEN, then NO_BUFFERS and then
511 * set to 0 when starting up finished */
512EXTERN int exiting INIT(= FALSE);
513 /* TRUE when abandoning Vim */
514EXTERN int full_screen INIT(= FALSE);
515 /* TRUE when doing full-screen output
516 * otherwise only writing some messages */
517
518EXTERN int restricted INIT(= FALSE);
519 /* TRUE when started as "rvim" */
520EXTERN int secure INIT(= FALSE);
521 /* non-zero when only "safe" commands are
522 * allowed, e.g. when sourcing .exrc or .vimrc
523 * in current directory */
524
525#ifdef FEAT_EVAL
526# define HAVE_SANDBOX
527EXTERN int sandbox INIT(= 0);
528 /* non-zero when evaluating an expression in a
529 * "sandbox". Not allowed to change the
530 * buffer. */
531#endif
532
533EXTERN int silent_mode INIT(= FALSE);
534 /* set to TRUE when "-s" commandline argument
535 * used for ex */
536
537#ifdef FEAT_VISUAL
538EXTERN pos_T VIsual; /* start position of active Visual selection */
539EXTERN int VIsual_active INIT(= FALSE);
540 /* whether Visual mode is active */
541EXTERN int VIsual_select INIT(= FALSE);
542 /* whether Select mode is active */
543EXTERN int VIsual_reselect;
544 /* whether to restart the selection after a
545 * Select mode mapping or menu */
546
547EXTERN int VIsual_mode INIT(= 'v');
548 /* type of Visual mode */
549
550EXTERN int redo_VIsual_busy INIT(= FALSE);
551 /* TRUE when redoing Visual */
552#endif
553
554#ifdef FEAT_MOUSE
555/*
556 * When pasting text with the middle mouse button in visual mode with
557 * restart_edit set, remember where it started so we can set Insstart.
558 */
559EXTERN pos_T where_paste_started;
560#endif
561
562/*
563 * This flag is used to make auto-indent work right on lines where only a
564 * <RETURN> or <ESC> is typed. It is set when an auto-indent is done, and
565 * reset when any other editing is done on the line. If an <ESC> or <RETURN>
566 * is received, and did_ai is TRUE, the line is truncated.
567 */
568EXTERN int did_ai INIT(= FALSE);
569
570/*
571 * Column of first char after autoindent. 0 when no autoindent done. Used
572 * when 'backspace' is 0, to avoid backspacing over autoindent.
573 */
574EXTERN colnr_T ai_col INIT(= 0);
575
576#ifdef FEAT_COMMENTS
577/*
578 * This is a character which will end a start-middle-end comment when typed as
579 * the first character on a new line. It is taken from the last character of
580 * the "end" comment leader when the COM_AUTO_END flag is given for that
581 * comment end in 'comments'. It is only valid when did_ai is TRUE.
582 */
583EXTERN int end_comment_pending INIT(= NUL);
584#endif
585
586#ifdef FEAT_SCROLLBIND
587/*
588 * This flag is set after a ":syncbind" to let the check_scrollbind() function
589 * know that it should not attempt to perform scrollbinding due to the scroll
590 * that was a result of the ":syncbind." (Otherwise, check_scrollbind() will
591 * undo some of the work done by ":syncbind.") -ralston
592 */
593EXTERN int did_syncbind INIT(= FALSE);
594#endif
595
596#ifdef FEAT_SMARTINDENT
597/*
598 * This flag is set when a smart indent has been performed. When the next typed
599 * character is a '{' the inserted tab will be deleted again.
600 */
601EXTERN int did_si INIT(= FALSE);
602
603/*
604 * This flag is set after an auto indent. If the next typed character is a '}'
605 * one indent will be removed.
606 */
607EXTERN int can_si INIT(= FALSE);
608
609/*
610 * This flag is set after an "O" command. If the next typed character is a '{'
611 * one indent will be removed.
612 */
613EXTERN int can_si_back INIT(= FALSE);
614#endif
615
616EXTERN pos_T saved_cursor /* w_cursor before formatting text. */
617# ifdef DO_INIT
618 = INIT_POS_T
619# endif
620 ;
621
622/*
623 * Stuff for insert mode.
624 */
625EXTERN pos_T Insstart; /* This is where the latest
626 * insert/append mode started. */
627#ifdef FEAT_VREPLACE
628/*
629 * Stuff for VREPLACE mode.
630 */
631EXTERN int orig_line_count INIT(= 0); /* Line count when "gR" started */
632EXTERN int vr_lines_changed INIT(= 0); /* #Lines changed by "gR" so far */
633#endif
634
635#if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
636/* argument to SETJMP() for handling X IO errors */
637EXTERN JMP_BUF x_jump_env;
638#endif
639
640#if defined(HAVE_SETJMP_H)
641/*
642 * Stuff for setjmp() and longjmp().
643 * Used to protect areas where we could crash.
644 */
645EXTERN JMP_BUF lc_jump_env; /* argument to SETJMP() */
646#ifdef SIGHASARG
647EXTERN int lc_signal; /* catched signal number, 0 when no was signal
648 catched; used for mch_libcall() */
649#endif
650EXTERN int lc_active INIT(= FALSE); /* TRUE when lc_jump_env is valid. */
651#endif
652
653#if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
654/*
655 * These flags are set based upon 'fileencoding'.
656 * Note that "enc_utf8" is also set for "unicode", because the characters are
657 * internally stored as UTF-8 (to avoid trouble with NUL bytes).
658 */
659# define DBCS_JPN 932 /* japan */
660# define DBCS_JPNU 9932 /* euc-jp */
661# define DBCS_KOR 949 /* korea */
662# define DBCS_KORU 9949 /* euc-kr */
663# define DBCS_CHS 936 /* chinese */
664# define DBCS_CHSU 9936 /* euc-cn */
665# define DBCS_CHT 950 /* taiwan */
666# define DBCS_CHTU 9950 /* euc-tw */
667# define DBCS_2BYTE 1 /* 2byte- */
668# define DBCS_DEBUG -1
669#endif
670
671#ifdef FEAT_MBYTE
672EXTERN int enc_dbcs INIT(= 0); /* One of DBCS_xxx values if
673 DBCS encoding */
674EXTERN int enc_unicode INIT(= 0); /* 2: UCS-2 or UTF-16, 4: UCS-4 */
675EXTERN int enc_utf8 INIT(= FALSE); /* UTF-8 encoded Unicode */
676# ifdef WIN3264
677/* Codepage nr of 'encoding'. Negative means it's not been set yet, zero
678 * means 'encoding' is not a valid codepage. */
679EXTERN int enc_codepage INIT(= -1);
680# endif
681EXTERN int has_mbyte INIT(= 0); /* any multi-byte encoding */
682
683#if defined(WIN3264) && defined(FEAT_MBYTE)
684EXTERN int wide_WindowProc INIT(= FALSE); /* use wide WindowProc() */
685#endif
686
687/*
688 * To speed up BYTELEN() we fill a table with the byte lengths whenever
689 * enc_utf8 or enc_dbcs changes.
690 */
691EXTERN char mb_bytelen_tab[256];
692
693/* Variables that tell what conversion is used for keyboard input and display
694 * output. */
695EXTERN vimconv_T input_conv; /* type of input conversion */
696EXTERN vimconv_T output_conv; /* type of output conversion */
697
698/*
699 * Function pointers, used to quickly get to the right function. Each has
700 * three possible values: latin_ (8-bit), utfc_ or utf_ (utf-8) and dbcs_
701 * (DBCS).
702 * The value is set in mb_init();
703 */
704EXTERN int (*mb_ptr2len_check) __ARGS((char_u *p)) INIT(= latin_ptr2len_check);
705EXTERN int (*mb_char2len) __ARGS((int c)) INIT(= latin_char2len);
706EXTERN int (*mb_char2bytes) __ARGS((int c, char_u *buf)) INIT(= latin_char2bytes);
707EXTERN int (*mb_ptr2cells) __ARGS((char_u *p)) INIT(= latin_ptr2cells);
708EXTERN int (*mb_char2cells) __ARGS((int c)) INIT(= latin_char2cells);
709EXTERN int (*mb_off2cells) __ARGS((unsigned off)) INIT(= latin_off2cells);
710EXTERN int (*mb_ptr2char) __ARGS((char_u *p)) INIT(= latin_ptr2char);
711EXTERN int (*mb_head_off) __ARGS((char_u *base, char_u *p)) INIT(= latin_head_off);
712
713# if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
714/* Pointers to functions and variables to be loaded at runtime */
715EXTERN size_t (*iconv) (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
716EXTERN iconv_t (*iconv_open) (const char *tocode, const char *fromcode);
717EXTERN int (*iconv_close) (iconv_t cd);
718EXTERN int (*iconvctl) (iconv_t cd, int request, void *argument);
719EXTERN int* (*iconv_errno) (void);
720# endif
721
722#endif /* FEAT_MBYTE */
723
724#ifdef FEAT_XIM
725# ifdef FEAT_GUI_GTK
726# ifdef HAVE_GTK2
727EXTERN GtkIMContext *xic INIT(= NULL);
728# else
729EXTERN GdkICAttr *xic_attr INIT(= NULL);
730EXTERN GdkIC *xic INIT(= NULL);
731EXTERN char *draw_feedback INIT(= NULL);
732# endif
733/*
734 * Start and end column of the preedit area in virtual columns from the start
735 * of the text line. When there is no preedit area they are set to MAXCOL.
736 * "preedit_end_col" is needed for coloring the preedited string. Drawing the
737 * color between "preedit_start_col" and curpos did not work, because some XIM
738 * set the cursor position to the first char of the string.
739 */
740EXTERN colnr_T preedit_start_col INIT(= MAXCOL);
741EXTERN colnr_T preedit_end_col INIT(= MAXCOL);
742
743/* "xim_changed_while_preediting" is set when changed() can set the 'modified'
744 * flag even while preediting. */
745EXTERN int xim_changed_while_preediting INIT(= FALSE);
746# else
747EXTERN XIC xic INIT(= NULL);
748# endif
749EXTERN guicolor_T xim_fg_color INIT(= INVALCOLOR);
750EXTERN guicolor_T xim_bg_color INIT(= INVALCOLOR);
751#endif
752
753#ifdef FEAT_HANGULIN
754EXTERN int composing_hangul INIT(= 0);
755EXTERN char_u composing_hangul_buffer[5];
756#endif
757
758/*
759 * "State" is the main state of Vim.
760 * There are other variables that modify the state:
761 * "Visual_mode" When State is NORMAL or INSERT.
762 * "finish_op" When State is NORMAL, after typing the operator and before
763 * typing the motion command.
764 */
765EXTERN int State INIT(= NORMAL); /* This is the current state of the
766 * command interpreter. */
767
768EXTERN int finish_op INIT(= FALSE);/* TRUE while an operator is pending */
769
770/*
771 * ex mode (Q) state
772 */
773EXTERN int exmode_active INIT(= 0); /* zero, EXMODE_NORMAL or EXMODE_VIM */
774EXTERN int ex_no_reprint INIT(= FALSE); /* no need to print after z or p */
775
776EXTERN int Recording INIT(= FALSE);/* TRUE when recording into a reg. */
777EXTERN int Exec_reg INIT(= FALSE); /* TRUE when executing a register */
778
779EXTERN int no_mapping INIT(= FALSE); /* currently no mapping allowed */
780EXTERN int no_zero_mapping INIT(= 0); /* mapping zero not allowed */
781EXTERN int allow_keys INIT(= FALSE); /* allow key codes when no_mapping
782 * is set */
783EXTERN int no_u_sync INIT(= 0); /* Don't call u_sync() */
784
785EXTERN int restart_edit INIT(= 0); /* call edit when next cmd finished */
786EXTERN int arrow_used; /* Normally FALSE, set to TRUE after
787 * hitting cursor key in insert mode.
788 * Used by vgetorpeek() to decide when
789 * to call u_sync() */
790#ifdef FEAT_INS_EXPAND
791EXTERN char_u *edit_submode INIT(= NULL); /* msg for CTRL-X submode */
792EXTERN char_u *edit_submode_pre INIT(= NULL); /* prepended to edit_submode */
793EXTERN char_u *edit_submode_extra INIT(= NULL);/* appended to edit_submode */
794EXTERN enum hlf_value edit_submode_highl; /* highl. method for extra info */
795EXTERN int ctrl_x_mode INIT(= 0); /* Which Ctrl-X mode are we in? */
796#endif
797
798EXTERN int no_abbr INIT(= TRUE); /* TRUE when no abbreviations loaded */
799#ifdef MSDOS
800EXTERN int beep_count INIT(= 0); /* nr of beeps since last char typed */
801#endif
802
803#ifdef USE_EXE_NAME
804EXTERN char_u *exe_name; /* the name of the executable */
805#endif
806
807#ifdef USE_ON_FLY_SCROLL
808EXTERN int dont_scroll INIT(= FALSE);/* don't use scrollbars when TRUE */
809#endif
810EXTERN int mapped_ctrl_c INIT(= FALSE); /* CTRL-C is mapped */
811EXTERN int ctrl_c_interrupts INIT(= TRUE); /* CTRL-C sets got_int */
812
813EXTERN cmdmod_T cmdmod; /* Ex command modifiers */
814
815EXTERN int msg_silent INIT(= 0); /* don't print messages */
816EXTERN int emsg_silent INIT(= 0); /* don't print error messages */
817EXTERN int cmd_silent INIT(= FALSE); /* don't echo the command line */
818
819#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
820EXTERN int swap_exists_action INIT(= 0); /* use dialog when swap file
821 already exists */
822#endif
823
824EXTERN char_u *IObuff; /* sprintf's are done in this buffer,
825 size is IOSIZE */
826EXTERN char_u *NameBuff; /* file names are expanded in this
827 * buffer, size is MAXPATHL */
828EXTERN char_u msg_buf[MSG_BUF_LEN]; /* small buffer for messages */
829
830/* When non-zero, postpone redrawing. */
831EXTERN int RedrawingDisabled INIT(= 0);
832
833EXTERN int readonlymode INIT(= FALSE); /* Set to TRUE for "view" */
834EXTERN int recoverymode INIT(= FALSE); /* Set to TRUE for "-r" option */
835
836EXTERN struct buffheader stuffbuff /* stuff buffer */
837#ifdef DO_INIT
838 = {{NULL, {NUL}}, NULL, 0, 0}
839#endif
840 ;
841EXTERN typebuf_T typebuf /* typeahead buffer */
842#ifdef DO_INIT
843 = {NULL, NULL}
844#endif
845 ;
846#ifdef FEAT_EX_EXTRA
847EXTERN int ex_normal_busy INIT(= 0); /* recursivenes of ex_normal() */
848#endif
849EXTERN int stop_insert_mode; /* for ":stopinsert" and 'insertmode' */
850
851EXTERN int KeyTyped; /* TRUE if user typed current char */
852EXTERN int KeyStuffed; /* TRUE if current char from stuffbuf */
853#ifdef USE_IM_CONTROL
854EXTERN int vgetc_im_active; /* Input Method was active for last
855 character obtained from vgetc() */
856#endif
857EXTERN int maptick INIT(= 0); /* tick for each non-mapped char */
858
859EXTERN char_u chartab[256]; /* table used in charset.c; See
860 init_chartab() for explanation */
861
862EXTERN int must_redraw INIT(= 0); /* type of redraw necessary */
863EXTERN int skip_redraw INIT(= FALSE); /* skip redraw once */
864EXTERN int do_redraw INIT(= FALSE); /* extra redraw once */
865
866EXTERN int need_highlight_changed INIT(= TRUE);
867EXTERN char_u *use_viminfo INIT(= NULL); /* name of viminfo file to use */
868
869#define NSCRIPT 15
870EXTERN FILE *scriptin[NSCRIPT]; /* streams to read script from */
871EXTERN int curscript INIT(= 0); /* index in scriptin[] */
872EXTERN FILE *scriptout INIT(= NULL); /* stream to write script to */
873EXTERN int read_cmd_fd INIT(= 0); /* fd to read commands from */
874
875EXTERN int got_int INIT(= FALSE); /* set to TRUE when interrupt
876 signal occurred */
877#ifdef USE_TERM_CONSOLE
878EXTERN int term_console INIT(= FALSE); /* set to TRUE when console used */
879#endif
880EXTERN int termcap_active INIT(= FALSE); /* set by starttermcap() */
881EXTERN int cur_tmode INIT(= TMODE_COOK); /* input terminal mode */
882EXTERN int bangredo INIT(= FALSE); /* set to TRUE whith ! command */
883EXTERN int searchcmdlen; /* length of previous search cmd */
884EXTERN int reg_syn INIT(= 0); /* vim_regexec() used for syntax */
885#ifdef FEAT_SYN_HL
886EXTERN int reg_do_extmatch INIT(= 0); /* Used when compiling regexp:
887 * REX_SET to allow \z\(...\),
888 * REX_USE to allow \z\1 et al. */
889EXTERN reg_extmatch_T *re_extmatch_in INIT(= NULL); /* Used by vim_regexec():
890 * strings for \z\1...\z\9 */
891EXTERN reg_extmatch_T *re_extmatch_out INIT(= NULL); /* Set by vim_regexec()
892 * to store \z\(...\) matches */
893#endif
894
895EXTERN int did_outofmem_msg INIT(= FALSE);
896 /* set after out of memory msg */
897EXTERN int did_swapwrite_msg INIT(= FALSE);
898 /* set after swap write error msg */
899EXTERN int undo_off INIT(= FALSE); /* undo switched off for now */
900EXTERN int global_busy INIT(= 0); /* set when :global is executing */
901EXTERN int listcmd_busy INIT(= FALSE); /* set when :argdo, :windo or
902 :bufdo is executing */
903EXTERN int need_start_insertmode INIT(= FALSE);
904 /* start insert mode soon */
905EXTERN char_u *last_cmdline INIT(= NULL); /* last command line (for ":) */
906EXTERN char_u *repeat_cmdline INIT(= NULL); /* command line for "." */
907#ifdef FEAT_CMDHIST
908EXTERN char_u *new_last_cmdline INIT(= NULL); /* new value for last_cmdline */
909#endif
910#ifdef FEAT_AUTOCMD
911EXTERN char_u *autocmd_fname INIT(= NULL); /* fname for <afile> on cmdline */
912EXTERN int autocmd_bufnr INIT(= 0); /* fnum for <abuf> on cmdline */
913EXTERN char_u *autocmd_match INIT(= NULL); /* name for <amatch> on cmdline */
914#endif
915
916#ifdef FEAT_WINDOWS
917EXTERN int postponed_split INIT(= 0); /* for CTRL-W CTRL-] command */
918EXTERN int postponed_split_flags INIT(= 0); /* args for win_split() */
919# ifdef FEAT_QUICKFIX
920EXTERN int g_do_tagpreview INIT(= 0); /* for tag preview commands:
921 height of preview window */
922# endif
923#endif
924EXTERN int replace_offset INIT(= 0); /* offset for replace_push() */
925
926EXTERN char_u *escape_chars INIT(= (char_u *)" \t\\\"|");
927 /* need backslash in cmd line */
928
929EXTERN int keep_help_flag INIT(= FALSE); /* doing :ta from help file */
930
931/*
932 * When a string option is NULL (which only happens in out-of-memory
933 * situations), it is set to empty_option, to avoid having to check for NULL
934 * everywhere.
935 */
936EXTERN char_u *empty_option INIT(= (char_u *)"");
937
938#ifdef DEBUG
939EXTERN FILE *debugfp INIT(= NULL);
940#endif
941
942EXTERN int redir_off INIT(= FALSE); /* no redirection for a moment */
943EXTERN FILE *redir_fd INIT(= NULL); /* message redirection file */
944#ifdef FEAT_EVAL
945EXTERN int redir_reg INIT(= 0); /* message redirection register */
946#endif
947
948#ifdef FEAT_LANGMAP
949EXTERN char_u langmap_mapchar[256]; /* mapping for language keys */
950#endif
951
952#ifdef FEAT_WILDMENU
953EXTERN int save_p_ls INIT(= -1); /* Save 'laststatus' setting */
954EXTERN int save_p_wmh INIT(= -1); /* Save 'winminheight' setting */
955EXTERN int wild_menu_showing INIT(= 0);
956#define WM_SHOWN 1 /* wildmenu showing */
957#define WM_SCROLLED 2 /* wildmenu showing with scroll */
958#endif
959
960#ifdef MSWIN
961EXTERN char_u toupper_tab[256]; /* table for toupper() */
962EXTERN char_u tolower_tab[256]; /* table for tolower() */
963#endif
964
965#ifdef FEAT_LINEBREAK
966EXTERN char breakat_flags[256]; /* which characters are in 'breakat' */
967#endif
968
969/* these are in version.c */
970extern char *Version;
971extern char *mediumVersion;
972#if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
973extern char longVersion[];
974#else
975extern char *longVersion;
976#endif
977
978/*
979 * Some file names are stored in pathdef.c, which is generated from the
980 * Makefile to make their value depend on the Makefile.
981 */
982#ifdef HAVE_PATHDEF
983extern char_u *default_vim_dir;
984extern char_u *default_vimruntime_dir;
985extern char_u *all_cflags;
986extern char_u *all_lflags;
987# ifdef VMS
988extern char_u *compiler_version;
989# endif
990extern char_u *compiled_user;
991extern char_u *compiled_sys;
992#endif
993
994/* When a window has a local directory, the absolute path of the global
995 * current directory is stored here (in allocated memory). If the current
996 * directory is not a local directory, globaldir is NULL. */
997EXTERN char_u *globaldir INIT(= NULL);
998
999/* Characters from 'listchars' option */
1000EXTERN int lcs_eol INIT(= '$');
1001EXTERN int lcs_ext INIT(= NUL);
1002EXTERN int lcs_prec INIT(= NUL);
1003EXTERN int lcs_tab1 INIT(= NUL);
1004EXTERN int lcs_tab2 INIT(= NUL);
1005EXTERN int lcs_trail INIT(= NUL);
1006
1007#if defined(FEAT_WINDOWS) || defined(FEAT_WILDMENU) || defined(FEAT_STL_OPT) \
1008 || defined(FEAT_FOLDING)
1009/* Characters from 'fillchars' option */
1010EXTERN int fill_stl INIT(= ' ');
1011EXTERN int fill_stlnc INIT(= ' ');
1012#endif
1013#if defined(FEAT_WINDOWS) || defined(FEAT_FOLDING)
1014EXTERN int fill_vert INIT(= ' ');
1015EXTERN int fill_fold INIT(= '-');
1016EXTERN int fill_diff INIT(= '-');
1017#endif
1018
1019#ifdef FEAT_VISUAL
1020/* Whether 'keymodel' contains "stopsel" and "startsel". */
1021EXTERN int km_stopsel INIT(= FALSE);
1022EXTERN int km_startsel INIT(= FALSE);
1023#endif
1024
1025#ifdef FEAT_CMDWIN
1026EXTERN int cedit_key INIT(= -1); /* key value of 'cedit' option */
1027EXTERN int cmdwin_type INIT(= 0); /* type of cmdline window or 0 */
1028EXTERN int cmdwin_result INIT(= 0); /* result of cmdline window or 0 */
1029#endif
1030
1031EXTERN char_u no_lines_msg[] INIT(= N_("--No lines in buffer--"));
1032
1033/* table to store parsed 'wildmode' */
1034EXTERN char_u wim_flags[4];
1035
1036#if defined(FEAT_TITLE) && defined(FEAT_STL_OPT)
1037/* whether titlestring and iconstring contains statusline syntax */
1038# define STL_IN_ICON 1
1039# define STL_IN_TITLE 2
1040EXTERN int stl_syntax INIT(= 0);
1041#endif
1042
1043#ifdef FEAT_SEARCH_EXTRA
1044/* don't use 'hlsearch' temporarily */
1045EXTERN int no_hlsearch INIT(= FALSE);
1046#endif
1047
1048#ifdef CURSOR_SHAPE
1049/* the table is in misc2.c, because of initializations */
1050extern cursorentry_T shape_table[SHAPE_IDX_COUNT];
1051#endif
1052
1053#ifdef FEAT_PRINTER
1054# define OPT_PRINT_TOP 0
1055# define OPT_PRINT_BOT 1
1056# define OPT_PRINT_LEFT 2
1057# define OPT_PRINT_RIGHT 3
1058# define OPT_PRINT_HEADERHEIGHT 4
1059# define OPT_PRINT_SYNTAX 5
1060# define OPT_PRINT_NUMBER 6
1061# define OPT_PRINT_WRAP 7
1062# define OPT_PRINT_DUPLEX 8
1063# define OPT_PRINT_PORTRAIT 9
1064# define OPT_PRINT_PAPER 10
1065# define OPT_PRINT_COLLATE 11
1066# define OPT_PRINT_JOBSPLIT 12
1067# define OPT_PRINT_FORMFEED 13
1068
1069# define OPT_PRINT_NUM_OPTIONS 14
1070
1071EXTERN option_table_T printer_opts[OPT_PRINT_NUM_OPTIONS]
1072# ifdef DO_INIT
1073 =
1074{
1075 {"top", TRUE, 0, NULL, 0, FALSE},
1076 {"bottom", TRUE, 0, NULL, 0, FALSE},
1077 {"left", TRUE, 0, NULL, 0, FALSE},
1078 {"right", TRUE, 0, NULL, 0, FALSE},
1079 {"header", TRUE, 0, NULL, 0, FALSE},
1080 {"syntax", FALSE, 0, NULL, 0, FALSE},
1081 {"number", FALSE, 0, NULL, 0, FALSE},
1082 {"wrap", FALSE, 0, NULL, 0, FALSE},
1083 {"duplex", FALSE, 0, NULL, 0, FALSE},
1084 {"portrait", FALSE, 0, NULL, 0, FALSE},
1085 {"paper", FALSE, 0, NULL, 0, FALSE},
1086 {"collate", FALSE, 0, NULL, 0, FALSE},
1087 {"jobsplit", FALSE, 0, NULL, 0, FALSE},
1088 {"formfeed", FALSE, 0, NULL, 0, FALSE},
1089}
1090# endif
1091;
1092
1093/* For prt_get_unit(). */
1094# define PRT_UNIT_NONE -1
1095# define PRT_UNIT_PERC 0
1096# define PRT_UNIT_INCH 1
1097# define PRT_UNIT_MM 2
1098# define PRT_UNIT_POINT 3
1099# define PRT_UNIT_NAMES {"pc", "in", "mm", "pt"}
1100#endif
1101
1102#ifdef FEAT_XCLIPBOARD
1103EXTERN char *xterm_display INIT(= NULL); /* xterm display name */
1104EXTERN Display *xterm_dpy INIT(= NULL); /* xterm display pointer */
1105#endif
1106#if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11)
1107EXTERN XtAppContext app_context INIT(= (XtAppContext)NULL);
1108#endif
1109
1110#ifdef FEAT_GUI_GTK
1111EXTERN guint32 gtk_socket_id INIT(= 0);
1112EXTERN int echo_wid_arg INIT(= FALSE); /* --echo-wid argument */
1113#endif
1114
1115#ifdef FEAT_CLIENTSERVER
1116EXTERN char_u *serverName INIT(= NULL); /* name of the server */
1117EXTERN int received_from_client INIT(= FALSE); /* received text from
1118 client */
1119# ifdef FEAT_X11
1120EXTERN Window commWindow INIT(= None);
1121EXTERN Window clientWindow INIT(= None);
1122EXTERN Atom commProperty INIT(= None);
1123EXTERN char_u *serverDelayedStartName INIT(= NULL);
1124# else
1125# ifdef PROTO
1126typedef int HWND;
1127# endif
1128EXTERN HWND clientWindow INIT(= 0);
1129# endif
1130#endif
1131
1132#if defined(UNIX) || defined(VMS)
1133EXTERN int term_is_xterm INIT(= FALSE); /* xterm-like 'term' */
1134#endif
1135
1136#ifdef BACKSLASH_IN_FILENAME
1137EXTERN char psepc INIT(= '\\'); /* normal path separator character */
1138EXTERN char psepcN INIT(= '/'); /* abnormal path separator character */
1139EXTERN char pseps[2] /* normal path separator string */
1140# ifdef DO_INIT
1141 = {'\\', 0}
1142# endif
1143 ;
1144EXTERN char psepsN[2] /* abnormal path separator string */
1145# ifdef DO_INIT
1146 = {'/', 0}
1147# endif
1148 ;
1149#endif
1150
1151#ifdef FEAT_VIRTUALEDIT
1152/* Set to TRUE when an operator is being executed with virtual editing, MAYBE
1153 * when no operator is being executed, FALSE otherwise. */
1154EXTERN int virtual_op INIT(= MAYBE);
1155#endif
1156
1157#ifdef FEAT_SYN_HL
1158/* Display tick, incremented for each call to update_screen() */
1159EXTERN disptick_T display_tick INIT(= 0);
1160#endif
1161
1162#ifdef ALT_X_INPUT
1163/* we need to be able to go into the displatch loop while processing a command
1164 * recevied via alternate input. However, we don't want to process another
1165 * command until the first is completed.
1166 */
1167EXTERN int suppress_alternate_input INIT(= FALSE);
1168#endif
1169
1170#ifdef USE_MCH_ERRMSG
1171/* Grow array to collect error messages in until they can be displayed. */
1172EXTERN garray_T error_ga
1173# ifdef DO_INIT
1174 = {0, 0, 0, 0, NULL}
1175# endif
1176 ;
1177#endif
1178
1179#ifdef FEAT_NETBEANS_INTG
1180EXTERN char *netbeansArg INIT(= NULL); /* the -nb[:host:port:passwd] arg */
1181EXTERN int netbeansCloseFile INIT(= 0); /* send killed if != 0 */
1182EXTERN int netbeansFireChanges INIT(= 1); /* send buffer changes if != 0 */
1183EXTERN int netbeansForcedQuit INIT(= 0);/* don't write modified files */
1184EXTERN int netbeansOpenFile INIT(= 1); /* send fileOpened if != 0 */
1185EXTERN int netbeansReadFile INIT(= 1); /* OK to read from disk if != 0 */
1186EXTERN int netbeansSuppressNoLines INIT(= 0); /* skip "No lines in buffer" */
1187EXTERN int usingNetbeans INIT(= 0); /* set if -nb flag is used */
1188#endif
1189
1190/*
1191 * The error messages that can be shared are included here.
1192 * Excluded are errors that are only used once and debugging messages.
1193 */
1194EXTERN char_u e_abort[] INIT(=N_("E470: Command aborted"));
1195EXTERN char_u e_argreq[] INIT(=N_("E471: Argument required"));
1196EXTERN char_u e_backslash[] INIT(=N_("E10: \\ should be followed by /, ? or &"));
1197#ifdef FEAT_CMDWIN
1198EXTERN char_u e_cmdwin[] INIT(=N_("E11: Invalid in command-line window; <CR> executes, CTRL-C quits"));
1199#endif
1200EXTERN char_u e_curdir[] INIT(=N_("E12: Command not allowed from exrc/vimrc in current dir or tag search"));
1201#ifdef FEAT_EVAL
1202EXTERN char_u e_endif[] INIT(=N_("E171: Missing :endif"));
1203EXTERN char_u e_endtry[] INIT(=N_("E600: Missing :endtry"));
1204EXTERN char_u e_endwhile[] INIT(=N_("E170: Missing :endwhile"));
1205EXTERN char_u e_while[] INIT(=N_("E588: :endwhile without :while"));
1206#endif
1207EXTERN char_u e_exists[] INIT(=N_("E13: File exists (add ! to override)"));
1208EXTERN char_u e_failed[] INIT(=N_("E472: Command failed"));
1209#if defined(FEAT_GUI) && defined(FEAT_XFONTSET)
1210EXTERN char_u e_fontset[] INIT(=N_("E234: Unknown fontset: %s"));
1211#endif
1212#if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(MACOS) \
1213 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MSWIN)
1214EXTERN char_u e_font[] INIT(=N_("E235: Unknown font: %s"));
1215#endif
1216#if (defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)) && !defined(HAVE_GTK2)
1217EXTERN char_u e_fontwidth[] INIT(=N_("E236: Font \"%s\" is not fixed-width"));
1218#endif
1219EXTERN char_u e_internal[] INIT(=N_("E473: Internal error"));
1220EXTERN char_u e_interr[] INIT(=N_("Interrupted"));
1221EXTERN char_u e_invaddr[] INIT(=N_("E14: Invalid address"));
1222EXTERN char_u e_invarg[] INIT(=N_("E474: Invalid argument"));
1223EXTERN char_u e_invarg2[] INIT(=N_("E475: Invalid argument: %s"));
1224#ifdef FEAT_EVAL
1225EXTERN char_u e_invexpr2[] INIT(=N_("E15: Invalid expression: %s"));
1226#endif
1227EXTERN char_u e_invrange[] INIT(=N_("E16: Invalid range"));
1228EXTERN char_u e_invcmd[] INIT(=N_("E476: Invalid command"));
1229#ifdef UNIX
1230EXTERN char_u e_isadir2[] INIT(=N_("E17: \"%s\" is a directory"));
1231#endif
1232#ifdef FEAT_EVAL
1233EXTERN char_u e_letunexp[] INIT(=N_("E18: Unexpected characters before '='"));
1234#endif
1235#ifdef FEAT_LIBCALL
1236EXTERN char_u e_libcall[] INIT(=N_("E364: Library call failed for \"%s()\""));
1237#endif
1238#if defined(DYNAMIC_PERL) || defined(DYNAMIC_PYTHON) || defined(DYNAMIC_RUBY) \
1239 || defined(DYNAMIC_TCL) || defined(DYNAMIC_ICONV) \
1240 || defined(DYNAMIC_GETTEXT)
1241EXTERN char_u e_loadlib[] INIT(=N_("E370: Could not load library %s"));
1242EXTERN char_u e_loadfunc[] INIT(=N_("E448: Could not load library function %s"));
1243#endif
1244EXTERN char_u e_markinval[] INIT(=N_("E19: Mark has invalid line number"));
1245EXTERN char_u e_marknotset[] INIT(=N_("E20: Mark not set"));
1246EXTERN char_u e_modifiable[] INIT(=N_("E21: Cannot make changes, 'modifiable' is off"));
1247EXTERN char_u e_nesting[] INIT(=N_("E22: Scripts nested too deep"));
1248EXTERN char_u e_noalt[] INIT(=N_("E23: No alternate file"));
1249EXTERN char_u e_noabbr[] INIT(=N_("E24: No such abbreviation"));
1250EXTERN char_u e_nobang[] INIT(=N_("E477: No ! allowed"));
1251#ifndef FEAT_GUI
1252EXTERN char_u e_nogvim[] INIT(=N_("E25: GUI cannot be used: Not enabled at compile time"));
1253#endif
1254#ifndef FEAT_RIGHTLEFT
1255EXTERN char_u e_nohebrew[] INIT(=N_("E26: Hebrew cannot be used: Not enabled at compile time\n"));
1256#endif
1257#ifndef FEAT_FKMAP
1258EXTERN char_u e_nofarsi[] INIT(=N_("E27: Farsi cannot be used: Not enabled at compile time\n"));
1259#endif
1260#ifndef FEAT_ARABIC
1261EXTERN char_u e_noarabic[] INIT(=N_("E800: Arabic cannot be used: Not enabled at compile time\n"));
1262#endif
1263#if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_SYN_HL)
1264EXTERN char_u e_nogroup[] INIT(=N_("E28: No such highlight group name: %s"));
1265#endif
1266EXTERN char_u e_noinstext[] INIT(=N_("E29: No inserted text yet"));
1267EXTERN char_u e_nolastcmd[] INIT(=N_("E30: No previous command line"));
1268EXTERN char_u e_nomap[] INIT(=N_("E31: No such mapping"));
1269EXTERN char_u e_nomatch[] INIT(=N_("E479: No match"));
1270EXTERN char_u e_nomatch2[] INIT(=N_("E480: No match: %s"));
1271EXTERN char_u e_noname[] INIT(=N_("E32: No file name"));
1272EXTERN char_u e_nopresub[] INIT(=N_("E33: No previous substitute regular expression"));
1273EXTERN char_u e_noprev[] INIT(=N_("E34: No previous command"));
1274EXTERN char_u e_noprevre[] INIT(=N_("E35: No previous regular expression"));
1275EXTERN char_u e_norange[] INIT(=N_("E481: No range allowed"));
1276#ifdef FEAT_WINDOWS
1277EXTERN char_u e_noroom[] INIT(=N_("E36: Not enough room"));
1278#endif
1279#ifdef FEAT_CLIENTSERVER
1280EXTERN char_u e_noserver[] INIT(=N_("E247: no registered server named \"%s\""));
1281#endif
1282EXTERN char_u e_notcreate[] INIT(=N_("E482: Can't create file %s"));
1283EXTERN char_u e_notmp[] INIT(=N_("E483: Can't get temp file name"));
1284EXTERN char_u e_notopen[] INIT(=N_("E484: Can't open file %s"));
1285EXTERN char_u e_notread[] INIT(=N_("E485: Can't read file %s"));
1286EXTERN char_u e_nowrtmsg[] INIT(=N_("E37: No write since last change (add ! to override)"));
1287EXTERN char_u e_null[] INIT(=N_("E38: Null argument"));
1288#ifdef FEAT_DIGRAPHS
1289EXTERN char_u e_number_exp[] INIT(=N_("E39: Number expected"));
1290#endif
1291#ifdef FEAT_QUICKFIX
1292EXTERN char_u e_openerrf[] INIT(=N_("E40: Can't open errorfile %s"));
1293#endif
1294#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
1295EXTERN char_u e_opendisp[] INIT(=N_("E233: cannot open display"));
1296#endif
1297EXTERN char_u e_outofmem[] INIT(=N_("E41: Out of memory!"));
1298#ifdef FEAT_INS_EXPAND
1299EXTERN char_u e_patnotf[] INIT(=N_("Pattern not found"));
1300#endif
1301EXTERN char_u e_patnotf2[] INIT(=N_("E486: Pattern not found: %s"));
1302EXTERN char_u e_positive[] INIT(=N_("E487: Argument must be positive"));
1303#if defined(UNIX) || defined(FEAT_SESSION)
1304EXTERN char_u e_prev_dir[] INIT(=N_("E459: Cannot go back to previous directory"));
1305#endif
1306
1307#ifdef FEAT_QUICKFIX
1308EXTERN char_u e_quickfix[] INIT(=N_("E42: No Errors"));
1309#endif
1310EXTERN char_u e_re_damg[] INIT(=N_("E43: Damaged match string"));
1311EXTERN char_u e_re_corr[] INIT(=N_("E44: Corrupted regexp program"));
1312EXTERN char_u e_readonly[] INIT(=N_("E45: 'readonly' option is set (add ! to override)"));
1313#ifdef FEAT_EVAL
1314EXTERN char_u e_readonlyvar[] INIT(=N_("E46: Cannot set read-only variable \"%s\""));
1315#endif
1316#ifdef FEAT_QUICKFIX
1317EXTERN char_u e_readerrf[] INIT(=N_("E47: Error while reading errorfile"));
1318#endif
1319#ifdef HAVE_SANDBOX
1320EXTERN char_u e_sandbox[] INIT(=N_("E48: Not allowed in sandbox"));
1321#endif
1322EXTERN char_u e_secure[] INIT(=N_("E523: Not allowed here"));
1323#if defined(AMIGA) || defined(MACOS) || defined(MSWIN) || defined(RISCOS) \
1324 || defined(UNIX) || defined(VMS)
1325EXTERN char_u e_screenmode[] INIT(=N_("E359: Screen mode setting not supported"));
1326#endif
1327EXTERN char_u e_scroll[] INIT(=N_("E49: Invalid scroll size"));
1328EXTERN char_u e_shellempty[] INIT(=N_("E91: 'shell' option is empty"));
1329#if defined(FEAT_SIGN_ICONS) && !defined(HAVE_GTK2)
1330EXTERN char_u e_signdata[] INIT(=N_("E255: Couldn't read in sign data!"));
1331#endif
1332EXTERN char_u e_swapclose[] INIT(=N_("E72: Close error on swap file"));
1333EXTERN char_u e_tagstack[] INIT(=N_("E73: tag stack empty"));
1334EXTERN char_u e_toocompl[] INIT(=N_("E74: Command too complex"));
1335EXTERN char_u e_longname[] INIT(=N_("E75: Name too long"));
1336EXTERN char_u e_toomsbra[] INIT(=N_("E76: Too many ["));
1337EXTERN char_u e_toomany[] INIT(=N_("E77: Too many file names"));
1338EXTERN char_u e_trailing[] INIT(=N_("E488: Trailing characters"));
1339EXTERN char_u e_umark[] INIT(=N_("E78: Unknown mark"));
1340EXTERN char_u e_wildexpand[] INIT(=N_("E79: Cannot expand wildcards"));
1341#ifdef FEAT_WINDOWS
1342EXTERN char_u e_winheight[] INIT(=N_("E591: 'winheight' cannot be smaller than 'winminheight'"));
1343# ifdef FEAT_VERTSPLIT
1344EXTERN char_u e_winwidth[] INIT(=N_("E592: 'winwidth' cannot be smaller than 'winminwidth'"));
1345# endif
1346#endif
1347EXTERN char_u e_write[] INIT(=N_("E80: Error while writing"));
1348EXTERN char_u e_zerocount[] INIT(=N_("Zero count"));
1349#ifdef FEAT_EVAL
1350EXTERN char_u e_usingsid[] INIT(=N_("E81: Using <SID> not in a script context"));
1351#endif
1352#ifdef FEAT_CLIENTSERVER
1353EXTERN char_u e_invexprmsg[] INIT(=N_("E449: Invalid expression received"));
1354#endif
1355#ifdef FEAT_NETBEANS_INTG
1356EXTERN char_u e_guarded[] INIT(=N_("E463: Region is guarded, cannot modify"));
1357#endif
1358#ifdef MACOS_X_UNIX
1359EXTERN short disallow_gui INIT(= FALSE);
1360#endif
1361
1362/*
1363 * Comms. with the session manager (XSMP)
1364 */
1365#ifdef USE_XSMP
1366EXTERN int xsmp_icefd INIT(= -1); /* The actual connection */
1367#endif
1368
1369/*
1370 * Optional Farsi support. Include it here, so EXTERN and INIT are defined.
1371 */
1372#ifdef FEAT_FKMAP
1373# include "farsi.h"
1374#endif
1375
1376/*
1377 * Optional Arabic support. Include it here, so EXTERN and INIT are defined.
1378 */
1379#ifdef FEAT_ARABIC
1380# include "arabic.h"
1381#endif