xref: /vim-8.2.3635/src/globals.h (revision 2bf24176)
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  */
20 EXTERN long	Rows			/* nr of rows in the screen */
21 #ifdef DO_INIT
22 # if defined(MSDOS) || defined(WIN3264)
23 			    = 25L
24 # else
25 			    = 24L
26 # endif
27 #endif
28 			    ;
29 EXTERN 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  *
39  * Note: before the screen is initialized and when out of memory these can be
40  * NULL.
41  */
42 EXTERN schar_T	*ScreenLines INIT(= NULL);
43 EXTERN sattr_T	*ScreenAttrs INIT(= NULL);
44 EXTERN unsigned	*LineOffset INIT(= NULL);
45 EXTERN char_u	*LineWraps INIT(= NULL);	/* line wraps to next line */
46 
47 #ifdef FEAT_MBYTE
48 /*
49  * When using Unicode characters (in UTF-8 encoding) the character in
50  * ScreenLinesUC[] contains the Unicode for the character at this position, or
51  * NUL when the character in ScreenLines[] is to be used (ASCII char).
52  * The composing characters are to be drawn on top of the original character.
53  * ScreenLinesC[0][off] is only to be used when ScreenLinesUC[off] != 0.
54  * Note: These three are only allocated when enc_utf8 is set!
55  */
56 EXTERN u8char_T	*ScreenLinesUC INIT(= NULL);	/* decoded UTF-8 characters */
57 EXTERN u8char_T	*ScreenLinesC[MAX_MCO];		/* composing characters */
58 EXTERN int	Screen_mco INIT(= 0);		/* value of p_mco used when
59 						   allocating ScreenLinesC[] */
60 
61 /* Only used for euc-jp: Second byte of a character that starts with 0x8e.
62  * These are single-width. */
63 EXTERN schar_T	*ScreenLines2 INIT(= NULL);
64 #endif
65 
66 #ifdef FEAT_WINDOWS
67 /*
68  * Indexes for tab page line:
69  *	N > 0 for label of tab page N
70  *	N == 0 for no label
71  *	N < 0 for closing tab page -N
72  *	N == -999 for closing current tab page
73  */
74 EXTERN short	*TabPageIdxs INIT(= NULL);
75 #endif
76 
77 EXTERN int	screen_Rows INIT(= 0);	    /* actual size of ScreenLines[] */
78 EXTERN int	screen_Columns INIT(= 0);   /* actual size of ScreenLines[] */
79 
80 /*
81  * When vgetc() is called, it sets mod_mask to the set of modifiers that are
82  * held down based on the MOD_MASK_* symbols that are read first.
83  */
84 EXTERN int	mod_mask INIT(= 0x0);		/* current key modifiers */
85 
86 /*
87  * Cmdline_row is the row where the command line starts, just below the
88  * last window.
89  * When the cmdline gets longer than the available space the screen gets
90  * scrolled up. After a CTRL-D (show matches), after hitting ':' after
91  * "hit return", and for the :global command, the command line is
92  * temporarily moved.  The old position is restored with the next call to
93  * update_screen().
94  */
95 EXTERN int	cmdline_row;
96 
97 EXTERN int	redraw_cmdline INIT(= FALSE);	/* cmdline must be redrawn */
98 EXTERN int	clear_cmdline INIT(= FALSE);	/* cmdline must be cleared */
99 EXTERN int	mode_displayed INIT(= FALSE);	/* mode is being displayed */
100 #if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
101 EXTERN int	cmdline_star INIT(= FALSE);	/* cmdline is crypted */
102 #endif
103 
104 EXTERN int	exec_from_reg INIT(= FALSE);	/* executing register */
105 
106 EXTERN int	screen_cleared INIT(= FALSE);	/* screen has been cleared */
107 
108 /*
109  * When '$' is included in 'cpoptions' option set:
110  * When a change command is given that deletes only part of a line, a dollar
111  * is put at the end of the changed text. dollar_vcol is set to the virtual
112  * column of this '$'.  -1 is used to indicate no $ is being displayed.
113  */
114 EXTERN colnr_T	dollar_vcol INIT(= -1);
115 
116 #ifdef FEAT_INS_EXPAND
117 /*
118  * Variables for Insert mode completion.
119  */
120 
121 /* Length in bytes of the text being completed (this is deleted to be replaced
122  * by the match.) */
123 EXTERN int	compl_length INIT(= 0);
124 
125 /* Set when character typed while looking for matches and it means we should
126  * stop looking for matches. */
127 EXTERN int	compl_interrupted INIT(= FALSE);
128 
129 /* List of flags for method of completion. */
130 EXTERN int	compl_cont_status INIT(= 0);
131 # define CONT_ADDING	1	/* "normal" or "adding" expansion */
132 # define CONT_INTRPT	(2 + 4)	/* a ^X interrupted the current expansion */
133 				/* it's set only iff N_ADDS is set */
134 # define CONT_N_ADDS	4	/* next ^X<> will add-new or expand-current */
135 # define CONT_S_IPOS	8	/* next ^X<> will set initial_pos?
136 				 * if so, word-wise-expansion will set SOL */
137 # define CONT_SOL	16	/* pattern includes start of line, just for
138 				 * word-wise expansion, not set for ^X^L */
139 # define CONT_LOCAL	32	/* for ctrl_x_mode 0, ^X^P/^X^N do a local
140 				 * expansion, (eg use complete=.) */
141 #endif
142 
143 /*
144  * Functions for putting characters in the command line,
145  * while keeping ScreenLines[] updated.
146  */
147 #ifdef FEAT_RIGHTLEFT
148 EXTERN int	cmdmsg_rl INIT(= FALSE);    /* cmdline is drawn right to left */
149 #endif
150 EXTERN int	msg_col;
151 EXTERN int	msg_row;
152 EXTERN int	msg_scrolled;	/* Number of screen lines that windows have
153 				 * scrolled because of printing messages. */
154 EXTERN int	msg_scrolled_ign INIT(= FALSE);
155 				/* when TRUE don't set need_wait_return in
156 				   msg_puts_attr() when msg_scrolled is
157 				   non-zero */
158 
159 EXTERN char_u	*keep_msg INIT(= NULL);	    /* msg to be shown after redraw */
160 EXTERN int	keep_msg_attr INIT(= 0);    /* highlight attr for keep_msg */
161 EXTERN int	keep_msg_more INIT(= FALSE); /* keep_msg was set by msgmore() */
162 EXTERN int	need_fileinfo INIT(= FALSE);/* do fileinfo() after redraw */
163 EXTERN int	msg_scroll INIT(= FALSE);   /* msg_start() will scroll */
164 EXTERN int	msg_didout INIT(= FALSE);   /* msg_outstr() was used in line */
165 EXTERN int	msg_didany INIT(= FALSE);   /* msg_outstr() was used at all */
166 EXTERN int	msg_nowait INIT(= FALSE);   /* don't wait for this msg */
167 EXTERN int	emsg_off INIT(= 0);	    /* don't display errors for now,
168 					       unless 'debug' is set. */
169 EXTERN int	info_message INIT(= FALSE); /* printing informative message */
170 EXTERN int      msg_hist_off INIT(= FALSE); /* don't add messages to history */
171 #ifdef FEAT_EVAL
172 EXTERN int	need_clr_eos INIT(= FALSE); /* need to clear text before
173 					       displaying a message. */
174 EXTERN int	emsg_skip INIT(= 0);	    /* don't display errors for
175 					       expression that is skipped */
176 EXTERN int	emsg_severe INIT(= FALSE);   /* use message of next of several
177 					       emsg() calls for throw */
178 EXTERN int	did_endif INIT(= FALSE);    /* just had ":endif" */
179 EXTERN dict_T	vimvardict;		    /* Dictionary with v: variables */
180 EXTERN dict_T	globvardict;		    /* Dictionary with g: variables */
181 #endif
182 EXTERN int	did_emsg;		    /* set by emsg() when the message
183 					       is displayed or thrown */
184 EXTERN int	did_emsg_syntax;	    /* did_emsg set because of a
185 					       syntax error */
186 EXTERN int	called_emsg;		    /* always set by emsg() */
187 EXTERN int	ex_exitval INIT(= 0);	    /* exit value for ex mode */
188 EXTERN int	emsg_on_display INIT(= FALSE);	/* there is an error message */
189 EXTERN int	rc_did_emsg INIT(= FALSE);  /* vim_regcomp() called emsg() */
190 
191 EXTERN int	no_wait_return INIT(= 0);   /* don't wait for return for now */
192 EXTERN int	need_wait_return INIT(= 0); /* need to wait for return later */
193 EXTERN int	did_wait_return INIT(= FALSE);	/* wait_return() was used and
194 						   nothing written since then */
195 #ifdef FEAT_TITLE
196 EXTERN int	need_maketitle INIT(= TRUE); /* call maketitle() soon */
197 #endif
198 
199 EXTERN int	quit_more INIT(= FALSE);    /* 'q' hit at "--more--" msg */
200 #if defined(UNIX) || defined(__EMX__) || defined(VMS) || defined(MACOS_X)
201 EXTERN int	newline_on_exit INIT(= FALSE);	/* did msg in altern. screen */
202 EXTERN int	intr_char INIT(= 0);	    /* extra interrupt character */
203 #endif
204 #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
205 EXTERN int	x_no_connect INIT(= FALSE); /* don't connect to X server */
206 # if defined(FEAT_CLIENTSERVER)
207 EXTERN int	x_force_connect INIT(= FALSE); /* Do connect to X server.
208 						  Overrules x_no_connect and
209 						  "exclude" in 'clipboard'. */
210 # endif
211 #endif
212 EXTERN int	ex_keep_indent INIT(= FALSE); /* getexmodeline(): keep indent */
213 EXTERN int	vgetc_busy INIT(= 0);	    /* when inside vgetc() then > 0 */
214 
215 EXTERN int	didset_vim INIT(= FALSE);   /* did set $VIM ourselves */
216 EXTERN int	didset_vimruntime INIT(= FALSE);   /* idem for $VIMRUNTIME */
217 
218 /*
219  * Lines left before a "more" message.	Ex mode needs to be able to reset this
220  * after you type something.
221  */
222 EXTERN int	lines_left INIT(= -1);	    /* lines left for listing */
223 EXTERN int	msg_no_more INIT(= FALSE);  /* don't use more prompt, truncate
224 					       messages */
225 
226 EXTERN char_u	*sourcing_name INIT( = NULL);/* name of error message source */
227 EXTERN linenr_T	sourcing_lnum INIT(= 0);    /* line number of the source file */
228 
229 #ifdef FEAT_EVAL
230 EXTERN int	ex_nesting_level INIT(= 0);	/* nesting level */
231 EXTERN int	debug_break_level INIT(= -1);	/* break below this level */
232 EXTERN int	debug_did_msg INIT(= FALSE);	/* did "debug mode" message */
233 EXTERN int	debug_tick INIT(= 0);		/* breakpoint change count */
234 # ifdef FEAT_PROFILE
235 EXTERN int	do_profiling INIT(= PROF_NONE);	/* PROF_ values */
236 # endif
237 
238 /*
239  * The exception currently being thrown.  Used to pass an exception to
240  * a different cstack.  Also used for discarding an exception before it is
241  * caught or made pending.  Only valid when did_throw is TRUE.
242  */
243 EXTERN except_T *current_exception;
244 
245 /*
246  * did_throw: An exception is being thrown.  Reset when the exception is caught
247  * or as long as it is pending in a finally clause.
248  */
249 EXTERN int did_throw INIT(= FALSE);
250 
251 /*
252  * need_rethrow: set to TRUE when a throw that cannot be handled in do_cmdline()
253  * must be propagated to the cstack of the previously called do_cmdline().
254  */
255 EXTERN int need_rethrow INIT(= FALSE);
256 
257 /*
258  * check_cstack: set to TRUE when a ":finish" or ":return" that cannot be
259  * handled in do_cmdline() must be propagated to the cstack of the previously
260  * called do_cmdline().
261  */
262 EXTERN int check_cstack INIT(= FALSE);
263 
264 /*
265  * Number of nested try conditionals (across function calls and ":source"
266  * commands).
267  */
268 EXTERN int trylevel INIT(= 0);
269 
270 /*
271  * When "force_abort" is TRUE, always skip commands after an error message,
272  * even after the outermost ":endif", ":endwhile" or ":endfor" or for a
273  * function without the "abort" flag.  It is set to TRUE when "trylevel" is
274  * non-zero (and ":silent!" was not used) or an exception is being thrown at
275  * the time an error is detected.  It is set to FALSE when "trylevel" gets
276  * zero again and there was no error or interrupt or throw.
277  */
278 EXTERN int force_abort INIT(= FALSE);
279 
280 /*
281  * "msg_list" points to a variable in the stack of do_cmdline() which keeps
282  * the list of arguments of several emsg() calls, one of which is to be
283  * converted to an error exception immediately after the failing command
284  * returns.  The message to be used for the exception value is pointed to by
285  * the "throw_msg" field of the first element in the list.  It is usually the
286  * same as the "msg" field of that element, but can be identical to the "msg"
287  * field of a later list element, when the "emsg_severe" flag was set when the
288  * emsg() call was made.
289  */
290 EXTERN struct msglist **msg_list INIT(= NULL);
291 
292 /*
293  * suppress_errthrow: When TRUE, don't convert an error to an exception.  Used
294  * when displaying the interrupt message or reporting an exception that is still
295  * uncaught at the top level (which has already been discarded then).  Also used
296  * for the error message when no exception can be thrown.
297  */
298 EXTERN int suppress_errthrow INIT(= FALSE);
299 
300 /*
301  * The stack of all caught and not finished exceptions.  The exception on the
302  * top of the stack is the one got by evaluation of v:exception.  The complete
303  * stack of all caught and pending exceptions is embedded in the various
304  * cstacks; the pending exceptions, however, are not on the caught stack.
305  */
306 EXTERN except_T *caught_stack INIT(= NULL);
307 
308 #endif
309 
310 #ifdef FEAT_EVAL
311 /*
312  * Garbage collection can only take place when we are sure there are no Lists
313  * or Dictionaries being used internally.  This is flagged with
314  * "may_garbage_collect" when we are at the toplevel.
315  * "want_garbage_collect" is set by the garbagecollect() function, which means
316  * we do garbage collection before waiting for a char at the toplevel.
317  * "garbage_collect_at_exit" indicates garbagecollect(1) was called.
318  */
319 EXTERN int	may_garbage_collect INIT(= FALSE);
320 EXTERN int	want_garbage_collect INIT(= FALSE);
321 EXTERN int	garbage_collect_at_exit INIT(= FALSE);
322 
323 /* ID of script being sourced or was sourced to define the current function. */
324 EXTERN scid_T	current_SID INIT(= 0);
325 #endif
326 
327 #if defined(FEAT_EVAL) || defined(FEAT_SYN_HL)
328 /* Magic number used for hashitem "hi_key" value indicating a deleted item.
329  * Only the address is used. */
330 EXTERN char_u	hash_removed;
331 #endif
332 
333 
334 EXTERN int	scroll_region INIT(= FALSE); /* term supports scroll region */
335 EXTERN int	t_colors INIT(= 0);	    /* int value of T_CCO */
336 
337 /*
338  * When highlight_match is TRUE, highlight a match, starting at the cursor
339  * position.  Search_match_lines is the number of lines after the match (0 for
340  * a match within one line), search_match_endcol the column number of the
341  * character just after the match in the last line.
342  */
343 EXTERN int	highlight_match INIT(= FALSE);	/* show search match pos */
344 EXTERN linenr_T	search_match_lines;		/* lines of of matched string */
345 EXTERN colnr_T	search_match_endcol;		/* col nr of match end */
346 
347 EXTERN int	no_smartcase INIT(= FALSE);	/* don't use 'smartcase' once */
348 
349 EXTERN int	need_check_timestamps INIT(= FALSE); /* need to check file
350 							timestamps asap */
351 EXTERN int	did_check_timestamps INIT(= FALSE); /* did check timestamps
352 						       recently */
353 EXTERN int	no_check_timestamps INIT(= 0);	/* Don't check timestamps */
354 
355 EXTERN int	highlight_attr[HLF_COUNT];  /* Highl. attr for each context. */
356 #ifdef FEAT_STL_OPT
357 # define USER_HIGHLIGHT
358 #endif
359 #ifdef USER_HIGHLIGHT
360 EXTERN int	highlight_user[9];		/* User[1-9] attributes */
361 # ifdef FEAT_STL_OPT
362 EXTERN int	highlight_stlnc[9];		/* On top of user */
363 # endif
364 #endif
365 #ifdef FEAT_GUI
366 EXTERN char_u	*use_gvimrc INIT(= NULL);	/* "-U" cmdline argument */
367 #endif
368 EXTERN int	cterm_normal_fg_color INIT(= 0);
369 EXTERN int	cterm_normal_fg_bold INIT(= 0);
370 EXTERN int	cterm_normal_bg_color INIT(= 0);
371 
372 #ifdef FEAT_AUTOCMD
373 EXTERN int	autocmd_busy INIT(= FALSE);	/* Is apply_autocmds() busy? */
374 EXTERN int	autocmd_no_enter INIT(= FALSE); /* *Enter autocmds disabled */
375 EXTERN int	autocmd_no_leave INIT(= FALSE); /* *Leave autocmds disabled */
376 EXTERN int	modified_was_set;		/* did ":set modified" */
377 EXTERN int	did_filetype INIT(= FALSE);	/* FileType event found */
378 EXTERN int	keep_filetype INIT(= FALSE);	/* value for did_filetype when
379 						   starting to execute
380 						   autocommands */
381 
382 /* When deleting the current buffer, another one must be loaded.  If we know
383  * which one is preferred, au_new_curbuf is set to it */
384 EXTERN buf_T	*au_new_curbuf INIT(= NULL);
385 
386 /* When deleting a buffer/window and autocmd_busy is TRUE, do not free the
387  * buffer/window. but link it in the list starting with
388  * au_pending_free_buf/ap_pending_free_win, using b_next/w_next.
389  * Free the buffer/window when autocmd_busy is being set to FALSE. */
390 EXTERN buf_T	*au_pending_free_buf INIT(= NULL);
391 EXTERN win_T	*au_pending_free_win INIT(= NULL);
392 #endif
393 
394 #ifdef FEAT_MOUSE
395 /*
396  * Mouse coordinates, set by check_termcode()
397  */
398 EXTERN int	mouse_row;
399 EXTERN int	mouse_col;
400 EXTERN int	mouse_past_bottom INIT(= FALSE);/* mouse below last line */
401 EXTERN int	mouse_past_eol INIT(= FALSE);	/* mouse right of line */
402 EXTERN int	mouse_dragging INIT(= 0);	/* extending Visual area with
403 						   mouse dragging */
404 # if defined(FEAT_MOUSE_DEC)
405 /*
406  * When the DEC mouse has been pressed but not yet released we enable
407  * automatic querys for the mouse position.
408  */
409 EXTERN int	WantQueryMouse INIT(= FALSE);
410 # endif
411 
412 # ifdef FEAT_GUI
413 /* When the window layout is about to be changed, need_mouse_correct is set,
414  * so that gui_mouse_correct() is called afterwards, to correct the mouse
415  * pointer when focus-follow-mouse is being used. */
416 EXTERN int	need_mouse_correct INIT(= FALSE);
417 
418 /* When double clicking, topline must be the same */
419 EXTERN linenr_T gui_prev_topline INIT(= 0);
420 #  ifdef FEAT_DIFF
421 EXTERN int	gui_prev_topfill INIT(= 0);
422 #  endif
423 # endif
424 
425 # ifdef FEAT_MOUSESHAPE
426 EXTERN int	drag_status_line INIT(= FALSE);	/* dragging the status line */
427 EXTERN int	postponed_mouseshape INIT(= FALSE); /* postponed updating the
428 						       mouse pointer shape */
429 #  ifdef FEAT_VERTSPLIT
430 EXTERN int	drag_sep_line INIT(= FALSE);	/* dragging vert separator */
431 #  endif
432 # endif
433 
434 #endif
435 
436 #ifdef FEAT_DIFF
437 /* Value set from 'diffopt'. */
438 EXTERN int	diff_context INIT(= 6);		/* context for folds */
439 EXTERN int	diff_foldcolumn INIT(= 2);	/* 'foldcolumn' for diff mode */
440 EXTERN int	diff_need_scrollbind INIT(= FALSE);
441 #endif
442 
443 #ifdef FEAT_MENU
444 /* The root of the menu hierarchy. */
445 EXTERN vimmenu_T	*root_menu INIT(= NULL);
446 /*
447  * While defining the system menu, sys_menu is TRUE.  This avoids
448  * overruling of menus that the user already defined.
449  */
450 EXTERN int	sys_menu INIT(= FALSE);
451 #endif
452 
453 /* While redrawing the screen this flag is set.  It means the screen size
454  * ('lines' and 'rows') must not be changed. */
455 EXTERN int	updating_screen INIT(= FALSE);
456 
457 #ifdef FEAT_GUI
458 # ifdef FEAT_MENU
459 /* Menu item just selected, set by check_termcode() */
460 EXTERN vimmenu_T	*current_menu;
461 
462 /* Set to TRUE after adding/removing menus to ensure they are updated */
463 EXTERN int force_menu_update INIT(= FALSE);
464 # endif
465 # ifdef FEAT_GUI_TABLINE
466 /* Tab in tab pages line just selected, set by check_termcode() */
467 EXTERN int	    current_tab;
468 
469 /* Menu entry in tab pages line menu just selected, set by check_termcode() */
470 EXTERN int	    current_tabmenu;
471 #  define TABLINE_MENU_CLOSE	1
472 #  define TABLINE_MENU_NEW	2
473 #  define TABLINE_MENU_OPEN	3
474 # endif
475 
476 /* Scrollbar moved and new value, set by check_termcode() */
477 EXTERN int	current_scrollbar;
478 EXTERN long_u	scrollbar_value;
479 
480 /* found "-rv" or "-reverse" in command line args */
481 EXTERN int	found_reverse_arg INIT(= FALSE);
482 
483 /* "-fn" or "-font" command line argument */
484 EXTERN char	*font_argument INIT(= NULL);
485 
486 # ifdef FEAT_GUI_GTK
487 /* "-bg" or "-background" command line argument */
488 EXTERN char	*background_argument INIT(= NULL);
489 
490 /* "-fg" or "-foreground" command line argument */
491 EXTERN char	*foreground_argument INIT(= NULL);
492 # endif
493 
494 /*
495  * While executing external commands or in Ex mode, should not insert GUI
496  * events in the input buffer: Set hold_gui_events to non-zero.
497  *
498  * volatile because it is used in signal handler sig_sysmouse().
499  */
500 EXTERN volatile int hold_gui_events INIT(= 0);
501 
502 /*
503  * When resizing the shell is postponed, remember the new size, and call
504  * gui_resize_shell() later.
505  */
506 EXTERN int	new_pixel_width INIT(= 0);
507 EXTERN int	new_pixel_height INIT(= 0);
508 
509 /* Window position from ":winpos", to be used when opening the GUI window. */
510 EXTERN int	gui_win_x INIT(= -1);
511 EXTERN int	gui_win_y INIT(= -1);
512 #endif
513 
514 #ifdef FEAT_CLIPBOARD
515 EXTERN VimClipboard clip_star;	/* PRIMARY selection in X11 */
516 # ifdef FEAT_X11
517 EXTERN VimClipboard clip_plus;	/* CLIPBOARD selection in X11 */
518 # else
519 #  define clip_plus clip_star	/* there is only one clipboard */
520 #  define ONE_CLIPBOARD
521 # endif
522 
523 # define CLIP_UNNAMED      1
524 # define CLIP_UNNAMED_PLUS 2
525 EXTERN int	clip_unnamed INIT(= 0); /* above two values or'ed */
526 
527 EXTERN int	clip_autoselect_star INIT(= FALSE);
528 EXTERN int	clip_autoselect_plus INIT(= FALSE);
529 EXTERN int	clip_autoselectml INIT(= FALSE);
530 EXTERN int	clip_html INIT(= FALSE);
531 EXTERN regprog_T *clip_exclude_prog INIT(= NULL);
532 EXTERN int	clip_did_set_selection INIT(= TRUE);
533 EXTERN int	clip_unnamed_saved INIT(= 0);
534 #endif
535 
536 /*
537  * All windows are linked in a list. firstwin points to the first entry,
538  * lastwin to the last entry (can be the same as firstwin) and curwin to the
539  * currently active window.
540  * Without the FEAT_WINDOWS they are all equal.
541  */
542 #ifdef FEAT_WINDOWS
543 EXTERN win_T	*firstwin;		/* first window */
544 EXTERN win_T	*lastwin;		/* last window */
545 EXTERN win_T	*prevwin INIT(= NULL);	/* previous window */
546 # define W_NEXT(wp) ((wp)->w_next)
547 # define FOR_ALL_WINDOWS(wp) for (wp = firstwin; wp != NULL; wp = wp->w_next)
548 /*
549  * When using this macro "break" only breaks out of the inner loop. Use "goto"
550  * to break out of the tabpage loop.
551  */
552 # define FOR_ALL_TAB_WINDOWS(tp, wp) \
553     for ((tp) = first_tabpage; (tp) != NULL; (tp) = (tp)->tp_next) \
554 	for ((wp) = ((tp) == curtab) \
555 		? firstwin : (tp)->tp_firstwin; (wp); (wp) = (wp)->w_next)
556 #else
557 # define firstwin curwin
558 # define lastwin curwin
559 # define W_NEXT(wp) NULL
560 # define FOR_ALL_WINDOWS(wp) wp = curwin;
561 # define FOR_ALL_TAB_WINDOWS(tp, wp) wp = curwin;
562 #endif
563 
564 EXTERN win_T	*curwin;	/* currently active window */
565 
566 #ifdef FEAT_AUTOCMD
567 EXTERN win_T	*aucmd_win;	/* window used in aucmd_prepbuf() */
568 EXTERN int	aucmd_win_used INIT(= FALSE);	/* aucmd_win is being used */
569 #endif
570 
571 /*
572  * The window layout is kept in a tree of frames.  topframe points to the top
573  * of the tree.
574  */
575 EXTERN frame_T	*topframe;	/* top of the window frame tree */
576 
577 #ifdef FEAT_WINDOWS
578 /*
579  * Tab pages are alternative topframes.  "first_tabpage" points to the first
580  * one in the list, "curtab" is the current one.
581  */
582 EXTERN tabpage_T    *first_tabpage;
583 EXTERN tabpage_T    *curtab;
584 EXTERN int	    redraw_tabline INIT(= FALSE);  /* need to redraw tabline */
585 #endif
586 
587 /*
588  * All buffers are linked in a list. 'firstbuf' points to the first entry,
589  * 'lastbuf' to the last entry and 'curbuf' to the currently active buffer.
590  */
591 EXTERN buf_T	*firstbuf INIT(= NULL);	/* first buffer */
592 EXTERN buf_T	*lastbuf INIT(= NULL);	/* last buffer */
593 EXTERN buf_T	*curbuf INIT(= NULL);	/* currently active buffer */
594 
595 /* Flag that is set when switching off 'swapfile'.  It means that all blocks
596  * are to be loaded into memory.  Shouldn't be global... */
597 EXTERN int	mf_dont_release INIT(= FALSE);	/* don't release blocks */
598 
599 /*
600  * List of files being edited (global argument list).  curwin->w_alist points
601  * to this when the window is using the global argument list.
602  */
603 EXTERN alist_T	global_alist;	/* global argument list */
604 EXTERN int	max_alist_id INIT(= 0);	    /* the previous argument list id */
605 EXTERN int	arg_had_last INIT(= FALSE); /* accessed last file in
606 					       global_alist */
607 
608 EXTERN int	ru_col;		/* column for ruler */
609 #ifdef FEAT_STL_OPT
610 EXTERN int	ru_wid;		/* 'rulerfmt' width of ruler when non-zero */
611 #endif
612 EXTERN int	sc_col;		/* column for shown command */
613 
614 #ifdef TEMPDIRNAMES
615 EXTERN char_u	*vim_tempdir INIT(= NULL); /* Name of Vim's own temp dir.
616 					      Ends in a slash. */
617 #endif
618 
619 /*
620  * When starting or exiting some things are done differently (e.g. screen
621  * updating).
622  */
623 EXTERN int	starting INIT(= NO_SCREEN);
624 				/* first NO_SCREEN, then NO_BUFFERS and then
625 				 * set to 0 when starting up finished */
626 EXTERN int	exiting INIT(= FALSE);
627 				/* TRUE when planning to exit Vim.  Might
628 				 * still keep on running if there is a changed
629 				 * buffer. */
630 EXTERN int	really_exiting INIT(= FALSE);
631 				/* TRUE when we are sure to exit, e.g., after
632 				 * a deadly signal */
633 /* volatile because it is used in signal handler deathtrap(). */
634 EXTERN volatile int full_screen INIT(= FALSE);
635 				/* TRUE when doing full-screen output
636 				 * otherwise only writing some messages */
637 
638 EXTERN int	restricted INIT(= FALSE);
639 				/* TRUE when started as "rvim" */
640 EXTERN int	secure INIT(= FALSE);
641 				/* non-zero when only "safe" commands are
642 				 * allowed, e.g. when sourcing .exrc or .vimrc
643 				 * in current directory */
644 
645 EXTERN int	textlock INIT(= 0);
646 				/* non-zero when changing text and jumping to
647 				 * another window or buffer is not allowed */
648 
649 #ifdef FEAT_AUTOCMD
650 EXTERN int	curbuf_lock INIT(= 0);
651 				/* non-zero when the current buffer can't be
652 				 * changed.  Used for FileChangedRO. */
653 EXTERN int	allbuf_lock INIT(= 0);
654 				/* non-zero when no buffer name can be
655 				 * changed, no buffer can be deleted and
656 				 * current directory can't be changed.
657 				 * Used for SwapExists et al. */
658 #endif
659 #ifdef FEAT_EVAL
660 # define HAVE_SANDBOX
661 EXTERN int	sandbox INIT(= 0);
662 				/* Non-zero when evaluating an expression in a
663 				 * "sandbox".  Several things are not allowed
664 				 * then. */
665 #endif
666 
667 EXTERN int	silent_mode INIT(= FALSE);
668 				/* set to TRUE when "-s" commandline argument
669 				 * used for ex */
670 
671 EXTERN pos_T	VIsual;		/* start position of active Visual selection */
672 EXTERN int	VIsual_active INIT(= FALSE);
673 				/* whether Visual mode is active */
674 EXTERN int	VIsual_select INIT(= FALSE);
675 				/* whether Select mode is active */
676 EXTERN int	VIsual_reselect;
677 				/* whether to restart the selection after a
678 				 * Select mode mapping or menu */
679 
680 EXTERN int	VIsual_mode INIT(= 'v');
681 				/* type of Visual mode */
682 
683 EXTERN int	redo_VIsual_busy INIT(= FALSE);
684 				/* TRUE when redoing Visual */
685 
686 #ifdef FEAT_MOUSE
687 /*
688  * When pasting text with the middle mouse button in visual mode with
689  * restart_edit set, remember where it started so we can set Insstart.
690  */
691 EXTERN pos_T	where_paste_started;
692 #endif
693 
694 /*
695  * This flag is used to make auto-indent work right on lines where only a
696  * <RETURN> or <ESC> is typed. It is set when an auto-indent is done, and
697  * reset when any other editing is done on the line. If an <ESC> or <RETURN>
698  * is received, and did_ai is TRUE, the line is truncated.
699  */
700 EXTERN int     did_ai INIT(= FALSE);
701 
702 /*
703  * Column of first char after autoindent.  0 when no autoindent done.  Used
704  * when 'backspace' is 0, to avoid backspacing over autoindent.
705  */
706 EXTERN colnr_T	ai_col INIT(= 0);
707 
708 #ifdef FEAT_COMMENTS
709 /*
710  * This is a character which will end a start-middle-end comment when typed as
711  * the first character on a new line.  It is taken from the last character of
712  * the "end" comment leader when the COM_AUTO_END flag is given for that
713  * comment end in 'comments'.  It is only valid when did_ai is TRUE.
714  */
715 EXTERN int     end_comment_pending INIT(= NUL);
716 #endif
717 
718 #ifdef FEAT_SCROLLBIND
719 /*
720  * This flag is set after a ":syncbind" to let the check_scrollbind() function
721  * know that it should not attempt to perform scrollbinding due to the scroll
722  * that was a result of the ":syncbind." (Otherwise, check_scrollbind() will
723  * undo some of the work done by ":syncbind.")  -ralston
724  */
725 EXTERN int     did_syncbind INIT(= FALSE);
726 #endif
727 
728 #ifdef FEAT_SMARTINDENT
729 /*
730  * This flag is set when a smart indent has been performed. When the next typed
731  * character is a '{' the inserted tab will be deleted again.
732  */
733 EXTERN int	did_si INIT(= FALSE);
734 
735 /*
736  * This flag is set after an auto indent. If the next typed character is a '}'
737  * one indent will be removed.
738  */
739 EXTERN int	can_si INIT(= FALSE);
740 
741 /*
742  * This flag is set after an "O" command. If the next typed character is a '{'
743  * one indent will be removed.
744  */
745 EXTERN int	can_si_back INIT(= FALSE);
746 #endif
747 
748 EXTERN pos_T	saved_cursor		/* w_cursor before formatting text. */
749 #ifdef DO_INIT
750 	= INIT_POS_T(0, 0, 0)
751 #endif
752 	;
753 
754 /*
755  * Stuff for insert mode.
756  */
757 EXTERN pos_T	Insstart;		/* This is where the latest
758 					 * insert/append mode started. */
759 
760 /* This is where the latest insert/append mode started. In contrast to
761  * Insstart, this won't be reset by certain keys and is needed for
762  * op_insert(), to detect correctly where inserting by the user started. */
763 EXTERN pos_T	Insstart_orig;
764 
765 #ifdef FEAT_VREPLACE
766 /*
767  * Stuff for VREPLACE mode.
768  */
769 EXTERN int	orig_line_count INIT(= 0);  /* Line count when "gR" started */
770 EXTERN int	vr_lines_changed INIT(= 0); /* #Lines changed by "gR" so far */
771 #endif
772 
773 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
774 /* argument to SETJMP() for handling X IO errors */
775 EXTERN JMP_BUF x_jump_env;
776 #endif
777 
778 #if defined(HAVE_SETJMP_H)
779 /*
780  * Stuff for setjmp() and longjmp().
781  * Used to protect areas where we could crash.
782  */
783 EXTERN JMP_BUF lc_jump_env;	/* argument to SETJMP() */
784 # ifdef SIGHASARG
785 /* volatile because it is used in signal handlers. */
786 EXTERN volatile int lc_signal;	/* caught signal number, 0 when no was signal
787 				   caught; used for mch_libcall() */
788 # endif
789 /* volatile because it is used in signal handler deathtrap(). */
790 EXTERN volatile int lc_active INIT(= FALSE); /* TRUE when lc_jump_env is valid. */
791 #endif
792 
793 #if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
794 /*
795  * These flags are set based upon 'fileencoding'.
796  * Note that "enc_utf8" is also set for "unicode", because the characters are
797  * internally stored as UTF-8 (to avoid trouble with NUL bytes).
798  */
799 # define DBCS_JPN	932	/* japan */
800 # define DBCS_JPNU	9932	/* euc-jp */
801 # define DBCS_KOR	949	/* korea */
802 # define DBCS_KORU	9949	/* euc-kr */
803 # define DBCS_CHS	936	/* chinese */
804 # define DBCS_CHSU	9936	/* euc-cn */
805 # define DBCS_CHT	950	/* taiwan */
806 # define DBCS_CHTU	9950	/* euc-tw */
807 # define DBCS_2BYTE	1	/* 2byte- */
808 # define DBCS_DEBUG	-1
809 #endif
810 
811 #ifdef FEAT_MBYTE
812 EXTERN int	enc_dbcs INIT(= 0);		/* One of DBCS_xxx values if
813 						   DBCS encoding */
814 EXTERN int	enc_unicode INIT(= 0);	/* 2: UCS-2 or UTF-16, 4: UCS-4 */
815 EXTERN int	enc_utf8 INIT(= FALSE);		/* UTF-8 encoded Unicode */
816 EXTERN int	enc_latin1like INIT(= TRUE);	/* 'encoding' is latin1 comp. */
817 # if defined(WIN3264) || defined(FEAT_CYGWIN_WIN32_CLIPBOARD)
818 /* Codepage nr of 'encoding'.  Negative means it's not been set yet, zero
819  * means 'encoding' is not a valid codepage. */
820 EXTERN int	enc_codepage INIT(= -1);
821 EXTERN int	enc_latin9 INIT(= FALSE);	/* 'encoding' is latin9 */
822 # endif
823 EXTERN int	has_mbyte INIT(= 0);		/* any multi-byte encoding */
824 
825 # if defined(WIN3264) && defined(FEAT_MBYTE)
826 EXTERN int	wide_WindowProc INIT(= FALSE);	/* use wide WindowProc() */
827 # endif
828 
829 /*
830  * To speed up BYTELEN() we fill a table with the byte lengths whenever
831  * enc_utf8 or enc_dbcs changes.
832  */
833 EXTERN char	mb_bytelen_tab[256];
834 
835 /* Variables that tell what conversion is used for keyboard input and display
836  * output. */
837 EXTERN vimconv_T input_conv;			/* type of input conversion */
838 EXTERN vimconv_T output_conv;			/* type of output conversion */
839 
840 /*
841  * Function pointers, used to quickly get to the right function.  Each has
842  * three possible values: latin_ (8-bit), utfc_ or utf_ (utf-8) and dbcs_
843  * (DBCS).
844  * The value is set in mb_init();
845  */
846 /* length of char in bytes, including following composing chars */
847 EXTERN int (*mb_ptr2len) __ARGS((char_u *p)) INIT(= latin_ptr2len);
848 /* idem, with limit on string length */
849 EXTERN int (*mb_ptr2len_len) __ARGS((char_u *p, int size)) INIT(= latin_ptr2len_len);
850 /* byte length of char */
851 EXTERN int (*mb_char2len) __ARGS((int c)) INIT(= latin_char2len);
852 /* convert char to bytes, return the length */
853 EXTERN int (*mb_char2bytes) __ARGS((int c, char_u *buf)) INIT(= latin_char2bytes);
854 EXTERN int (*mb_ptr2cells) __ARGS((char_u *p)) INIT(= latin_ptr2cells);
855 EXTERN int (*mb_ptr2cells_len) __ARGS((char_u *p, int size)) INIT(= latin_ptr2cells_len);
856 EXTERN int (*mb_char2cells) __ARGS((int c)) INIT(= latin_char2cells);
857 EXTERN int (*mb_off2cells) __ARGS((unsigned off, unsigned max_off)) INIT(= latin_off2cells);
858 EXTERN int (*mb_ptr2char) __ARGS((char_u *p)) INIT(= latin_ptr2char);
859 EXTERN int (*mb_head_off) __ARGS((char_u *base, char_u *p)) INIT(= latin_head_off);
860 
861 # if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
862 /* Pointers to functions and variables to be loaded at runtime */
863 EXTERN size_t (*iconv) (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
864 EXTERN iconv_t (*iconv_open) (const char *tocode, const char *fromcode);
865 EXTERN int (*iconv_close) (iconv_t cd);
866 EXTERN int (*iconvctl) (iconv_t cd, int request, void *argument);
867 EXTERN int* (*iconv_errno) (void);
868 # endif
869 
870 #endif /* FEAT_MBYTE */
871 
872 #ifdef FEAT_XIM
873 # ifdef FEAT_GUI_GTK
874 EXTERN GtkIMContext	*xic INIT(= NULL);
875 /*
876  * Start and end column of the preedit area in virtual columns from the start
877  * of the text line.  When there is no preedit area they are set to MAXCOL.
878  * "preedit_end_col" is needed for coloring the preedited string.  Drawing the
879  * color between "preedit_start_col" and curpos did not work, because some XIM
880  * set the cursor position to the first char of the string.
881  */
882 EXTERN colnr_T		preedit_start_col INIT(= MAXCOL);
883 EXTERN colnr_T		preedit_end_col INIT(= MAXCOL);
884 
885 /* "xim_changed_while_preediting" is set when changed() can set the 'modified'
886  * flag even while preediting. */
887 EXTERN int		xim_changed_while_preediting INIT(= FALSE);
888 # else
889 EXTERN XIC		xic INIT(= NULL);
890 # endif
891 # ifdef FEAT_GUI
892 EXTERN guicolor_T	xim_fg_color INIT(= INVALCOLOR);
893 EXTERN guicolor_T	xim_bg_color INIT(= INVALCOLOR);
894 # endif
895 #endif
896 
897 #ifdef FEAT_HANGULIN
898 EXTERN int		composing_hangul INIT(= 0);
899 EXTERN char_u		composing_hangul_buffer[5];
900 #endif
901 
902 /*
903  * "State" is the main state of Vim.
904  * There are other variables that modify the state:
905  * "Visual_mode"    When State is NORMAL or INSERT.
906  * "finish_op"	    When State is NORMAL, after typing the operator and before
907  *		    typing the motion command.
908  */
909 EXTERN int	State INIT(= NORMAL);	/* This is the current state of the
910 					 * command interpreter. */
911 
912 EXTERN int	finish_op INIT(= FALSE);/* TRUE while an operator is pending */
913 EXTERN int	opcount INIT(= 0);	/* count for pending operator */
914 
915 /*
916  * ex mode (Q) state
917  */
918 EXTERN int exmode_active INIT(= 0);	/* zero, EXMODE_NORMAL or EXMODE_VIM */
919 EXTERN int ex_no_reprint INIT(= FALSE); /* no need to print after z or p */
920 
921 EXTERN int Recording INIT(= FALSE);	/* TRUE when recording into a reg. */
922 EXTERN int Exec_reg INIT(= FALSE);	/* TRUE when executing a register */
923 
924 EXTERN int no_mapping INIT(= FALSE);	/* currently no mapping allowed */
925 EXTERN int no_zero_mapping INIT(= 0);	/* mapping zero not allowed */
926 EXTERN int allow_keys INIT(= FALSE);	/* allow key codes when no_mapping
927 					 * is set */
928 EXTERN int no_u_sync INIT(= 0);		/* Don't call u_sync() */
929 #ifdef FEAT_EVAL
930 EXTERN int u_sync_once INIT(= 0);	/* Call u_sync() once when evaluating
931 					   an expression. */
932 #endif
933 
934 EXTERN int restart_edit INIT(= 0);	/* call edit when next cmd finished */
935 EXTERN int arrow_used;			/* Normally FALSE, set to TRUE after
936 					 * hitting cursor key in insert mode.
937 					 * Used by vgetorpeek() to decide when
938 					 * to call u_sync() */
939 EXTERN int	ins_at_eol INIT(= FALSE); /* put cursor after eol when
940 					   restarting edit after CTRL-O */
941 #ifdef FEAT_INS_EXPAND
942 EXTERN char_u	*edit_submode INIT(= NULL); /* msg for CTRL-X submode */
943 EXTERN char_u	*edit_submode_pre INIT(= NULL); /* prepended to edit_submode */
944 EXTERN char_u	*edit_submode_extra INIT(= NULL);/* appended to edit_submode */
945 EXTERN hlf_T	edit_submode_highl;	/* highl. method for extra info */
946 EXTERN int	ctrl_x_mode INIT(= 0);	/* Which Ctrl-X mode are we in? */
947 #endif
948 
949 EXTERN int	no_abbr INIT(= TRUE);	/* TRUE when no abbreviations loaded */
950 #ifdef MSDOS
951 EXTERN int	beep_count INIT(= 0);	/* nr of beeps since last char typed */
952 #endif
953 
954 #ifdef USE_EXE_NAME
955 EXTERN char_u	*exe_name;		/* the name of the executable */
956 #endif
957 
958 #ifdef USE_ON_FLY_SCROLL
959 EXTERN int	dont_scroll INIT(= FALSE);/* don't use scrollbars when TRUE */
960 #endif
961 EXTERN int	mapped_ctrl_c INIT(= FALSE); /* modes where CTRL-C is mapped */
962 EXTERN int	ctrl_c_interrupts INIT(= TRUE);	/* CTRL-C sets got_int */
963 
964 EXTERN cmdmod_T	cmdmod;			/* Ex command modifiers */
965 
966 EXTERN int	msg_silent INIT(= 0);	/* don't print messages */
967 EXTERN int	emsg_silent INIT(= 0);	/* don't print error messages */
968 EXTERN int	cmd_silent INIT(= FALSE); /* don't echo the command line */
969 
970 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) \
971 	|| defined(FEAT_AUTOCMD)
972 # define HAS_SWAP_EXISTS_ACTION
973 EXTERN int	swap_exists_action INIT(= SEA_NONE);
974 					/* For dialog when swap file already
975 					 * exists. */
976 EXTERN int	swap_exists_did_quit INIT(= FALSE);
977 					/* Selected "quit" at the dialog. */
978 #endif
979 
980 EXTERN char_u	*IObuff;		/* sprintf's are done in this buffer,
981 					   size is IOSIZE */
982 EXTERN char_u	*NameBuff;		/* file names are expanded in this
983 					 * buffer, size is MAXPATHL */
984 EXTERN char_u	msg_buf[MSG_BUF_LEN];	/* small buffer for messages */
985 
986 /* When non-zero, postpone redrawing. */
987 EXTERN int	RedrawingDisabled INIT(= 0);
988 
989 EXTERN int	readonlymode INIT(= FALSE); /* Set to TRUE for "view" */
990 EXTERN int	recoverymode INIT(= FALSE); /* Set to TRUE for "-r" option */
991 
992 EXTERN typebuf_T typebuf		/* typeahead buffer */
993 #ifdef DO_INIT
994 		    = {NULL, NULL, 0, 0, 0, 0, 0, 0, 0}
995 #endif
996 		    ;
997 #ifdef FEAT_EX_EXTRA
998 EXTERN int	ex_normal_busy INIT(= 0); /* recursiveness of ex_normal() */
999 EXTERN int	ex_normal_lock INIT(= 0); /* forbid use of ex_normal() */
1000 #endif
1001 #ifdef FEAT_EVAL
1002 EXTERN int	ignore_script INIT(= FALSE);  /* ignore script input */
1003 #endif
1004 EXTERN int	stop_insert_mode;	/* for ":stopinsert" and 'insertmode' */
1005 
1006 EXTERN int	KeyTyped;		/* TRUE if user typed current char */
1007 EXTERN int	KeyStuffed;		/* TRUE if current char from stuffbuf */
1008 #ifdef USE_IM_CONTROL
1009 EXTERN int	vgetc_im_active;	/* Input Method was active for last
1010 					   character obtained from vgetc() */
1011 #endif
1012 EXTERN int	maptick INIT(= 0);	/* tick for each non-mapped char */
1013 
1014 EXTERN char_u	chartab[256];		/* table used in charset.c; See
1015 					   init_chartab() for explanation */
1016 
1017 EXTERN int	must_redraw INIT(= 0);	    /* type of redraw necessary */
1018 EXTERN int	skip_redraw INIT(= FALSE);  /* skip redraw once */
1019 EXTERN int	do_redraw INIT(= FALSE);    /* extra redraw once */
1020 
1021 EXTERN int	need_highlight_changed INIT(= TRUE);
1022 EXTERN char_u	*use_viminfo INIT(= NULL);  /* name of viminfo file to use */
1023 
1024 #define NSCRIPT 15
1025 EXTERN FILE	*scriptin[NSCRIPT];	    /* streams to read script from */
1026 EXTERN int	curscript INIT(= 0);	    /* index in scriptin[] */
1027 EXTERN FILE	*scriptout  INIT(= NULL);   /* stream to write script to */
1028 EXTERN int	read_cmd_fd INIT(= 0);	    /* fd to read commands from */
1029 
1030 /* volatile because it is used in signal handler catch_sigint(). */
1031 EXTERN volatile int got_int INIT(= FALSE);    /* set to TRUE when interrupt
1032 						signal occurred */
1033 #ifdef USE_TERM_CONSOLE
1034 EXTERN int	term_console INIT(= FALSE); /* set to TRUE when console used */
1035 #endif
1036 EXTERN int	termcap_active INIT(= FALSE);	/* set by starttermcap() */
1037 EXTERN int	cur_tmode INIT(= TMODE_COOK);	/* input terminal mode */
1038 EXTERN int	bangredo INIT(= FALSE);	    /* set to TRUE with ! command */
1039 EXTERN int	searchcmdlen;		    /* length of previous search cmd */
1040 #ifdef FEAT_SYN_HL
1041 EXTERN int	reg_do_extmatch INIT(= 0);  /* Used when compiling regexp:
1042 					     * REX_SET to allow \z\(...\),
1043 					     * REX_USE to allow \z\1 et al. */
1044 EXTERN reg_extmatch_T *re_extmatch_in INIT(= NULL); /* Used by vim_regexec():
1045 					     * strings for \z\1...\z\9 */
1046 EXTERN reg_extmatch_T *re_extmatch_out INIT(= NULL); /* Set by vim_regexec()
1047 					     * to store \z\(...\) matches */
1048 #endif
1049 
1050 EXTERN int	did_outofmem_msg INIT(= FALSE);
1051 					    /* set after out of memory msg */
1052 EXTERN int	did_swapwrite_msg INIT(= FALSE);
1053 					    /* set after swap write error msg */
1054 EXTERN int	undo_off INIT(= FALSE);	    /* undo switched off for now */
1055 EXTERN int	global_busy INIT(= 0);	    /* set when :global is executing */
1056 EXTERN int	listcmd_busy INIT(= FALSE); /* set when :argdo, :windo or
1057 					       :bufdo is executing */
1058 EXTERN int	need_start_insertmode INIT(= FALSE);
1059 					    /* start insert mode soon */
1060 EXTERN char_u	*last_cmdline INIT(= NULL); /* last command line (for ":) */
1061 EXTERN char_u	*repeat_cmdline INIT(= NULL); /* command line for "." */
1062 #ifdef FEAT_CMDHIST
1063 EXTERN char_u	*new_last_cmdline INIT(= NULL);	/* new value for last_cmdline */
1064 #endif
1065 #ifdef FEAT_AUTOCMD
1066 EXTERN char_u	*autocmd_fname INIT(= NULL); /* fname for <afile> on cmdline */
1067 EXTERN int	autocmd_fname_full;	     /* autocmd_fname is full path */
1068 EXTERN int	autocmd_bufnr INIT(= 0);     /* fnum for <abuf> on cmdline */
1069 EXTERN char_u	*autocmd_match INIT(= NULL); /* name for <amatch> on cmdline */
1070 EXTERN int	did_cursorhold INIT(= FALSE); /* set when CursorHold t'gerd */
1071 EXTERN pos_T	last_cursormoved	      /* for CursorMoved event */
1072 # ifdef DO_INIT
1073 			= INIT_POS_T(0, 0, 0)
1074 # endif
1075 			;
1076 EXTERN int	last_changedtick INIT(= 0);   /* for TextChanged event */
1077 EXTERN buf_T	*last_changedtick_buf INIT(= NULL);
1078 #endif
1079 
1080 #ifdef FEAT_WINDOWS
1081 EXTERN int	postponed_split INIT(= 0);  /* for CTRL-W CTRL-] command */
1082 EXTERN int	postponed_split_flags INIT(= 0);  /* args for win_split() */
1083 EXTERN int	postponed_split_tab INIT(= 0);  /* cmdmod.tab */
1084 # ifdef FEAT_QUICKFIX
1085 EXTERN int	g_do_tagpreview INIT(= 0);  /* for tag preview commands:
1086 					       height of preview window */
1087 # endif
1088 #endif
1089 EXTERN int	replace_offset INIT(= 0);   /* offset for replace_push() */
1090 
1091 EXTERN char_u	*escape_chars INIT(= (char_u *)" \t\\\"|");
1092 					    /* need backslash in cmd line */
1093 
1094 EXTERN int	keep_help_flag INIT(= FALSE); /* doing :ta from help file */
1095 
1096 /*
1097  * When a string option is NULL (which only happens in out-of-memory
1098  * situations), it is set to empty_option, to avoid having to check for NULL
1099  * everywhere.
1100  */
1101 EXTERN char_u	*empty_option INIT(= (char_u *)"");
1102 
1103 EXTERN int  redir_off INIT(= FALSE);	/* no redirection for a moment */
1104 EXTERN FILE *redir_fd INIT(= NULL);	/* message redirection file */
1105 #ifdef FEAT_EVAL
1106 EXTERN int  redir_reg INIT(= 0);	/* message redirection register */
1107 EXTERN int  redir_vname INIT(= 0);	/* message redirection variable */
1108 #endif
1109 
1110 #ifdef FEAT_LANGMAP
1111 EXTERN char_u	langmap_mapchar[256];	/* mapping for language keys */
1112 #endif
1113 
1114 #ifdef FEAT_WILDMENU
1115 EXTERN int  save_p_ls INIT(= -1);	/* Save 'laststatus' setting */
1116 EXTERN int  save_p_wmh INIT(= -1);	/* Save 'winminheight' setting */
1117 EXTERN int  wild_menu_showing INIT(= 0);
1118 # define WM_SHOWN	1		/* wildmenu showing */
1119 # define WM_SCROLLED	2		/* wildmenu showing with scroll */
1120 #endif
1121 
1122 #ifdef MSWIN
1123 EXTERN char_u	toupper_tab[256];	/* table for toupper() */
1124 EXTERN char_u	tolower_tab[256];	/* table for tolower() */
1125 #endif
1126 
1127 #ifdef FEAT_LINEBREAK
1128 EXTERN char	breakat_flags[256];	/* which characters are in 'breakat' */
1129 #endif
1130 
1131 /* these are in version.c */
1132 extern char *Version;
1133 #if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
1134 extern char longVersion[];
1135 #else
1136 extern char *longVersion;
1137 #endif
1138 
1139 /*
1140  * Some file names are stored in pathdef.c, which is generated from the
1141  * Makefile to make their value depend on the Makefile.
1142  */
1143 #ifdef HAVE_PATHDEF
1144 extern char_u *default_vim_dir;
1145 extern char_u *default_vimruntime_dir;
1146 extern char_u *all_cflags;
1147 extern char_u *all_lflags;
1148 # ifdef VMS
1149 extern char_u *compiler_version;
1150 extern char_u *compiled_arch;
1151 # endif
1152 extern char_u *compiled_user;
1153 extern char_u *compiled_sys;
1154 #endif
1155 
1156 /* When a window has a local directory, the absolute path of the global
1157  * current directory is stored here (in allocated memory).  If the current
1158  * directory is not a local directory, globaldir is NULL. */
1159 EXTERN char_u	*globaldir INIT(= NULL);
1160 
1161 /* Characters from 'listchars' option */
1162 EXTERN int	lcs_eol INIT(= '$');
1163 EXTERN int	lcs_ext INIT(= NUL);
1164 EXTERN int	lcs_prec INIT(= NUL);
1165 EXTERN int	lcs_nbsp INIT(= NUL);
1166 EXTERN int	lcs_space INIT(= NUL);
1167 EXTERN int	lcs_tab1 INIT(= NUL);
1168 EXTERN int	lcs_tab2 INIT(= NUL);
1169 EXTERN int	lcs_trail INIT(= NUL);
1170 #ifdef FEAT_CONCEAL
1171 EXTERN int	lcs_conceal INIT(= ' ');
1172 #endif
1173 
1174 #if defined(FEAT_WINDOWS) || defined(FEAT_WILDMENU) || defined(FEAT_STL_OPT) \
1175 	|| defined(FEAT_FOLDING)
1176 /* Characters from 'fillchars' option */
1177 EXTERN int	fill_stl INIT(= ' ');
1178 EXTERN int	fill_stlnc INIT(= ' ');
1179 #endif
1180 #if defined(FEAT_WINDOWS) || defined(FEAT_FOLDING)
1181 EXTERN int	fill_vert INIT(= ' ');
1182 EXTERN int	fill_fold INIT(= '-');
1183 EXTERN int	fill_diff INIT(= '-');
1184 #endif
1185 
1186 /* Whether 'keymodel' contains "stopsel" and "startsel". */
1187 EXTERN int	km_stopsel INIT(= FALSE);
1188 EXTERN int	km_startsel INIT(= FALSE);
1189 
1190 #ifdef FEAT_CMDWIN
1191 EXTERN int	cedit_key INIT(= -1);	/* key value of 'cedit' option */
1192 EXTERN int	cmdwin_type INIT(= 0);	/* type of cmdline window or 0 */
1193 EXTERN int	cmdwin_result INIT(= 0); /* result of cmdline window or 0 */
1194 #endif
1195 
1196 EXTERN char_u no_lines_msg[]	INIT(= N_("--No lines in buffer--"));
1197 
1198 /*
1199  * When ":global" is used to number of substitutions and changed lines is
1200  * accumulated until it's finished.
1201  * Also used for ":spellrepall".
1202  */
1203 EXTERN long	sub_nsubs;	/* total number of substitutions */
1204 EXTERN linenr_T	sub_nlines;	/* total number of lines changed */
1205 
1206 /* table to store parsed 'wildmode' */
1207 EXTERN char_u	wim_flags[4];
1208 
1209 #if defined(FEAT_TITLE) && defined(FEAT_STL_OPT)
1210 /* whether titlestring and iconstring contains statusline syntax */
1211 # define STL_IN_ICON	1
1212 # define STL_IN_TITLE	2
1213 EXTERN int      stl_syntax INIT(= 0);
1214 #endif
1215 
1216 #ifdef FEAT_SEARCH_EXTRA
1217 /* don't use 'hlsearch' temporarily */
1218 EXTERN int	no_hlsearch INIT(= FALSE);
1219 #endif
1220 
1221 #if defined(FEAT_BEVAL) && !defined(NO_X11_INCLUDES)
1222 EXTERN BalloonEval	*balloonEval INIT(= NULL);
1223 # if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
1224 EXTERN int bevalServers INIT(= 0);
1225 #  define BEVAL_NETBEANS		0x01
1226 #  define BEVAL_WORKSHOP		0x02
1227 # endif
1228 #endif
1229 
1230 #ifdef CURSOR_SHAPE
1231 /* the table is in misc2.c, because of initializations */
1232 extern cursorentry_T shape_table[SHAPE_IDX_COUNT];
1233 #endif
1234 
1235 #ifdef FEAT_PRINTER
1236 /*
1237  * Printer stuff shared between hardcopy.c and machine-specific printing code.
1238  */
1239 # define OPT_PRINT_TOP		0
1240 # define OPT_PRINT_BOT		1
1241 # define OPT_PRINT_LEFT		2
1242 # define OPT_PRINT_RIGHT	3
1243 # define OPT_PRINT_HEADERHEIGHT	4
1244 # define OPT_PRINT_SYNTAX	5
1245 # define OPT_PRINT_NUMBER	6
1246 # define OPT_PRINT_WRAP		7
1247 # define OPT_PRINT_DUPLEX	8
1248 # define OPT_PRINT_PORTRAIT	9
1249 # define OPT_PRINT_PAPER	10
1250 # define OPT_PRINT_COLLATE	11
1251 # define OPT_PRINT_JOBSPLIT	12
1252 # define OPT_PRINT_FORMFEED	13
1253 
1254 # define OPT_PRINT_NUM_OPTIONS	14
1255 
1256 EXTERN option_table_T printer_opts[OPT_PRINT_NUM_OPTIONS]
1257 # ifdef DO_INIT
1258  =
1259 {
1260     {"top",	TRUE, 0, NULL, 0, FALSE},
1261     {"bottom",	TRUE, 0, NULL, 0, FALSE},
1262     {"left",	TRUE, 0, NULL, 0, FALSE},
1263     {"right",	TRUE, 0, NULL, 0, FALSE},
1264     {"header",	TRUE, 0, NULL, 0, FALSE},
1265     {"syntax",	FALSE, 0, NULL, 0, FALSE},
1266     {"number",	FALSE, 0, NULL, 0, FALSE},
1267     {"wrap",	FALSE, 0, NULL, 0, FALSE},
1268     {"duplex",	FALSE, 0, NULL, 0, FALSE},
1269     {"portrait", FALSE, 0, NULL, 0, FALSE},
1270     {"paper",	FALSE, 0, NULL, 0, FALSE},
1271     {"collate",	FALSE, 0, NULL, 0, FALSE},
1272     {"jobsplit", FALSE, 0, NULL, 0, FALSE},
1273     {"formfeed", FALSE, 0, NULL, 0, FALSE},
1274 }
1275 # endif
1276 ;
1277 
1278 /* For prt_get_unit(). */
1279 # define PRT_UNIT_NONE	-1
1280 # define PRT_UNIT_PERC	0
1281 # define PRT_UNIT_INCH	1
1282 # define PRT_UNIT_MM	2
1283 # define PRT_UNIT_POINT	3
1284 # define PRT_UNIT_NAMES {"pc", "in", "mm", "pt"}
1285 #endif
1286 
1287 #if (defined(FEAT_PRINTER) && defined(FEAT_STL_OPT)) \
1288 	    || defined(FEAT_GUI_TABLINE)
1289 /* Page number used for %N in 'pageheader' and 'guitablabel'. */
1290 EXTERN linenr_T printer_page_num;
1291 #endif
1292 
1293 #ifdef FEAT_XCLIPBOARD
1294 EXTERN char	*xterm_display INIT(= NULL);	/* xterm display name; points
1295 						   into argv[] */
1296 EXTERN Display	*xterm_dpy INIT(= NULL);	/* xterm display pointer */
1297 #endif
1298 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11)
1299 EXTERN XtAppContext app_context INIT(= (XtAppContext)NULL);
1300 #endif
1301 
1302 #ifdef FEAT_GUI_GTK
1303 EXTERN guint32	gtk_socket_id INIT(= 0);
1304 EXTERN int	echo_wid_arg INIT(= FALSE);	/* --echo-wid argument */
1305 #endif
1306 
1307 #ifdef FEAT_GUI_W32
1308 /*
1309  * The value of the --windowid argument.
1310  * For embedding gvim inside another application.
1311  */
1312 EXTERN long_u	win_socket_id INIT(= 0);
1313 #endif
1314 
1315 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL)
1316 EXTERN int	typebuf_was_filled INIT(= FALSE); /* received text from client
1317 						     or from feedkeys() */
1318 #endif
1319 
1320 #ifdef FEAT_CLIENTSERVER
1321 EXTERN char_u	*serverName INIT(= NULL);	/* name of the server */
1322 # ifdef FEAT_X11
1323 EXTERN Window	commWindow INIT(= None);
1324 EXTERN Window	clientWindow INIT(= None);
1325 EXTERN Atom	commProperty INIT(= None);
1326 EXTERN char_u	*serverDelayedStartName INIT(= NULL);
1327 # else
1328 #  ifdef PROTO
1329 typedef int HWND;
1330 #  endif
1331 EXTERN HWND	clientWindow INIT(= 0);
1332 # endif
1333 #endif
1334 
1335 #if defined(UNIX) || defined(VMS)
1336 EXTERN int	term_is_xterm INIT(= FALSE);	/* xterm-like 'term' */
1337 #endif
1338 
1339 #ifdef BACKSLASH_IN_FILENAME
1340 EXTERN char	psepc INIT(= '\\');	/* normal path separator character */
1341 EXTERN char	psepcN INIT(= '/');	/* abnormal path separator character */
1342 EXTERN char	pseps[2]		/* normal path separator string */
1343 # ifdef DO_INIT
1344 			= {'\\', 0}
1345 # endif
1346 			;
1347 #endif
1348 
1349 #ifdef FEAT_VIRTUALEDIT
1350 /* Set to TRUE when an operator is being executed with virtual editing, MAYBE
1351  * when no operator is being executed, FALSE otherwise. */
1352 EXTERN int	virtual_op INIT(= MAYBE);
1353 #endif
1354 
1355 #ifdef FEAT_SYN_HL
1356 /* Display tick, incremented for each call to update_screen() */
1357 EXTERN disptick_T	display_tick INIT(= 0);
1358 #endif
1359 
1360 #ifdef FEAT_SPELL
1361 /* Line in which spell checking wasn't highlighted because it touched the
1362  * cursor position in Insert mode. */
1363 EXTERN linenr_T		spell_redraw_lnum INIT(= 0);
1364 #endif
1365 
1366 #ifdef FEAT_CONCEAL
1367 /* Set when the cursor line needs to be redrawn. */
1368 EXTERN int		need_cursor_line_redraw INIT(= FALSE);
1369 #endif
1370 
1371 #ifdef ALT_X_INPUT
1372 /* we need to be able to go into the dispatch loop while processing a command
1373  * received via alternate input. However, we don't want to process another
1374  * command until the first is completed.
1375  */
1376 EXTERN int	suppress_alternate_input INIT(= FALSE);
1377 #endif
1378 
1379 #ifdef USE_MCH_ERRMSG
1380 /* Grow array to collect error messages in until they can be displayed. */
1381 EXTERN garray_T error_ga
1382 # ifdef DO_INIT
1383 	= {0, 0, 0, 0, NULL}
1384 # endif
1385 	;
1386 #endif
1387 
1388 #ifdef FEAT_NETBEANS_INTG
1389 EXTERN char *netbeansArg INIT(= NULL);	/* the -nb[:host:port:passwd] arg */
1390 EXTERN int netbeansFireChanges INIT(= 1); /* send buffer changes if != 0 */
1391 EXTERN int netbeansForcedQuit INIT(= 0);/* don't write modified files */
1392 EXTERN int netbeansReadFile INIT(= 1);	/* OK to read from disk if != 0 */
1393 EXTERN int netbeansSuppressNoLines INIT(= 0); /* skip "No lines in buffer" */
1394 #endif
1395 
1396 /*
1397  * The error messages that can be shared are included here.
1398  * Excluded are errors that are only used once and debugging messages.
1399  */
1400 EXTERN char_u e_abort[]		INIT(= N_("E470: Command aborted"));
1401 EXTERN char_u e_argreq[]	INIT(= N_("E471: Argument required"));
1402 EXTERN char_u e_backslash[]	INIT(= N_("E10: \\ should be followed by /, ? or &"));
1403 #ifdef FEAT_CMDWIN
1404 EXTERN char_u e_cmdwin[]	INIT(= N_("E11: Invalid in command-line window; <CR> executes, CTRL-C quits"));
1405 #endif
1406 EXTERN char_u e_curdir[]	INIT(= N_("E12: Command not allowed from exrc/vimrc in current dir or tag search"));
1407 #ifdef FEAT_EVAL
1408 EXTERN char_u e_endif[]		INIT(= N_("E171: Missing :endif"));
1409 EXTERN char_u e_endtry[]	INIT(= N_("E600: Missing :endtry"));
1410 EXTERN char_u e_endwhile[]	INIT(= N_("E170: Missing :endwhile"));
1411 EXTERN char_u e_endfor[]	INIT(= N_("E170: Missing :endfor"));
1412 EXTERN char_u e_while[]		INIT(= N_("E588: :endwhile without :while"));
1413 EXTERN char_u e_for[]		INIT(= N_("E588: :endfor without :for"));
1414 #endif
1415 EXTERN char_u e_exists[]	INIT(= N_("E13: File exists (add ! to override)"));
1416 EXTERN char_u e_failed[]	INIT(= N_("E472: Command failed"));
1417 #if defined(FEAT_GUI) && defined(FEAT_XFONTSET)
1418 EXTERN char_u e_fontset[]	INIT(= N_("E234: Unknown fontset: %s"));
1419 #endif
1420 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(MACOS) \
1421 	|| defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MSWIN)
1422 EXTERN char_u e_font[]		INIT(= N_("E235: Unknown font: %s"));
1423 #endif
1424 #if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)
1425 EXTERN char_u e_fontwidth[]	INIT(= N_("E236: Font \"%s\" is not fixed-width"));
1426 #endif
1427 EXTERN char_u e_internal[]	INIT(= N_("E473: Internal error"));
1428 EXTERN char_u e_interr[]	INIT(= N_("Interrupted"));
1429 EXTERN char_u e_invaddr[]	INIT(= N_("E14: Invalid address"));
1430 EXTERN char_u e_invarg[]	INIT(= N_("E474: Invalid argument"));
1431 EXTERN char_u e_invarg2[]	INIT(= N_("E475: Invalid argument: %s"));
1432 #ifdef FEAT_EVAL
1433 EXTERN char_u e_invexpr2[]	INIT(= N_("E15: Invalid expression: %s"));
1434 #endif
1435 EXTERN char_u e_invrange[]	INIT(= N_("E16: Invalid range"));
1436 EXTERN char_u e_invcmd[]	INIT(= N_("E476: Invalid command"));
1437 #if defined(UNIX) || defined(FEAT_SYN_HL) || defined(FEAT_SPELL)
1438 EXTERN char_u e_isadir2[]	INIT(= N_("E17: \"%s\" is a directory"));
1439 #endif
1440 #ifdef FEAT_LIBCALL
1441 EXTERN char_u e_libcall[]	INIT(= N_("E364: Library call failed for \"%s()\""));
1442 #endif
1443 #if defined(DYNAMIC_PERL) \
1444 	|| defined(DYNAMIC_PYTHON) || defined(DYNAMIC_PYTHON3) \
1445 	|| defined(DYNAMIC_RUBY) \
1446 	|| defined(DYNAMIC_TCL) \
1447 	|| defined(DYNAMIC_ICONV) \
1448 	|| defined(DYNAMIC_GETTEXT) \
1449 	|| defined(DYNAMIC_MZSCHEME) \
1450 	|| defined(DYNAMIC_LUA)
1451 EXTERN char_u e_loadlib[]	INIT(= N_("E370: Could not load library %s"));
1452 EXTERN char_u e_loadfunc[]	INIT(= N_("E448: Could not load library function %s"));
1453 #endif
1454 EXTERN char_u e_markinval[]	INIT(= N_("E19: Mark has invalid line number"));
1455 EXTERN char_u e_marknotset[]	INIT(= N_("E20: Mark not set"));
1456 EXTERN char_u e_modifiable[]	INIT(= N_("E21: Cannot make changes, 'modifiable' is off"));
1457 EXTERN char_u e_nesting[]	INIT(= N_("E22: Scripts nested too deep"));
1458 EXTERN char_u e_noalt[]		INIT(= N_("E23: No alternate file"));
1459 EXTERN char_u e_noabbr[]	INIT(= N_("E24: No such abbreviation"));
1460 EXTERN char_u e_nobang[]	INIT(= N_("E477: No ! allowed"));
1461 #ifndef FEAT_GUI
1462 EXTERN char_u e_nogvim[]	INIT(= N_("E25: GUI cannot be used: Not enabled at compile time"));
1463 #endif
1464 #ifndef FEAT_RIGHTLEFT
1465 EXTERN char_u e_nohebrew[]	INIT(= N_("E26: Hebrew cannot be used: Not enabled at compile time\n"));
1466 #endif
1467 #ifndef FEAT_FKMAP
1468 EXTERN char_u e_nofarsi[]	INIT(= N_("E27: Farsi cannot be used: Not enabled at compile time\n"));
1469 #endif
1470 #ifndef FEAT_ARABIC
1471 EXTERN char_u e_noarabic[]	INIT(= N_("E800: Arabic cannot be used: Not enabled at compile time\n"));
1472 #endif
1473 #if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_SYN_HL)
1474 EXTERN char_u e_nogroup[]	INIT(= N_("E28: No such highlight group name: %s"));
1475 #endif
1476 EXTERN char_u e_noinstext[]	INIT(= N_("E29: No inserted text yet"));
1477 EXTERN char_u e_nolastcmd[]	INIT(= N_("E30: No previous command line"));
1478 EXTERN char_u e_nomap[]		INIT(= N_("E31: No such mapping"));
1479 EXTERN char_u e_nomatch[]	INIT(= N_("E479: No match"));
1480 EXTERN char_u e_nomatch2[]	INIT(= N_("E480: No match: %s"));
1481 EXTERN char_u e_noname[]	INIT(= N_("E32: No file name"));
1482 EXTERN char_u e_nopresub[]	INIT(= N_("E33: No previous substitute regular expression"));
1483 EXTERN char_u e_noprev[]	INIT(= N_("E34: No previous command"));
1484 EXTERN char_u e_noprevre[]	INIT(= N_("E35: No previous regular expression"));
1485 EXTERN char_u e_norange[]	INIT(= N_("E481: No range allowed"));
1486 #ifdef FEAT_WINDOWS
1487 EXTERN char_u e_noroom[]	INIT(= N_("E36: Not enough room"));
1488 #endif
1489 #ifdef FEAT_CLIENTSERVER
1490 EXTERN char_u e_noserver[]	INIT(= N_("E247: no registered server named \"%s\""));
1491 #endif
1492 EXTERN char_u e_notcreate[]	INIT(= N_("E482: Can't create file %s"));
1493 EXTERN char_u e_notmp[]		INIT(= N_("E483: Can't get temp file name"));
1494 EXTERN char_u e_notopen[]	INIT(= N_("E484: Can't open file %s"));
1495 EXTERN char_u e_notread[]	INIT(= N_("E485: Can't read file %s"));
1496 EXTERN char_u e_nowrtmsg[]	INIT(= N_("E37: No write since last change (add ! to override)"));
1497 EXTERN char_u e_nowrtmsg_nobang[]   INIT(= N_("E37: No write since last change"));
1498 EXTERN char_u e_null[]		INIT(= N_("E38: Null argument"));
1499 #ifdef FEAT_DIGRAPHS
1500 EXTERN char_u e_number_exp[]	INIT(= N_("E39: Number expected"));
1501 #endif
1502 #ifdef FEAT_QUICKFIX
1503 EXTERN char_u e_openerrf[]	INIT(= N_("E40: Can't open errorfile %s"));
1504 #endif
1505 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
1506 EXTERN char_u e_opendisp[]	INIT(= N_("E233: cannot open display"));
1507 #endif
1508 EXTERN char_u e_outofmem[]	INIT(= N_("E41: Out of memory!"));
1509 #ifdef FEAT_INS_EXPAND
1510 EXTERN char_u e_patnotf[]	INIT(= N_("Pattern not found"));
1511 #endif
1512 EXTERN char_u e_patnotf2[]	INIT(= N_("E486: Pattern not found: %s"));
1513 EXTERN char_u e_positive[]	INIT(= N_("E487: Argument must be positive"));
1514 #if defined(UNIX) || defined(FEAT_SESSION)
1515 EXTERN char_u e_prev_dir[]	INIT(= N_("E459: Cannot go back to previous directory"));
1516 #endif
1517 
1518 #ifdef FEAT_QUICKFIX
1519 EXTERN char_u e_quickfix[]	INIT(= N_("E42: No Errors"));
1520 EXTERN char_u e_loclist[]	INIT(= N_("E776: No location list"));
1521 #endif
1522 EXTERN char_u e_re_damg[]	INIT(= N_("E43: Damaged match string"));
1523 EXTERN char_u e_re_corr[]	INIT(= N_("E44: Corrupted regexp program"));
1524 EXTERN char_u e_readonly[]	INIT(= N_("E45: 'readonly' option is set (add ! to override)"));
1525 #ifdef FEAT_EVAL
1526 EXTERN char_u e_readonlyvar[]	INIT(= N_("E46: Cannot change read-only variable \"%s\""));
1527 EXTERN char_u e_readonlysbx[]	INIT(= N_("E794: Cannot set variable in the sandbox: \"%s\""));
1528 #endif
1529 #ifdef FEAT_QUICKFIX
1530 EXTERN char_u e_readerrf[]	INIT(= N_("E47: Error while reading errorfile"));
1531 #endif
1532 #ifdef HAVE_SANDBOX
1533 EXTERN char_u e_sandbox[]	INIT(= N_("E48: Not allowed in sandbox"));
1534 #endif
1535 EXTERN char_u e_secure[]	INIT(= N_("E523: Not allowed here"));
1536 #if defined(AMIGA) || defined(MACOS) || defined(MSWIN)  \
1537 	|| defined(UNIX) || defined(VMS)
1538 EXTERN char_u e_screenmode[]	INIT(= N_("E359: Screen mode setting not supported"));
1539 #endif
1540 EXTERN char_u e_scroll[]	INIT(= N_("E49: Invalid scroll size"));
1541 EXTERN char_u e_shellempty[]	INIT(= N_("E91: 'shell' option is empty"));
1542 #if defined(FEAT_SIGN_ICONS) && !defined(FEAT_GUI_GTK)
1543 EXTERN char_u e_signdata[]	INIT(= N_("E255: Couldn't read in sign data!"));
1544 #endif
1545 EXTERN char_u e_swapclose[]	INIT(= N_("E72: Close error on swap file"));
1546 EXTERN char_u e_tagstack[]	INIT(= N_("E73: tag stack empty"));
1547 EXTERN char_u e_toocompl[]	INIT(= N_("E74: Command too complex"));
1548 EXTERN char_u e_longname[]	INIT(= N_("E75: Name too long"));
1549 EXTERN char_u e_toomsbra[]	INIT(= N_("E76: Too many ["));
1550 EXTERN char_u e_toomany[]	INIT(= N_("E77: Too many file names"));
1551 EXTERN char_u e_trailing[]	INIT(= N_("E488: Trailing characters"));
1552 EXTERN char_u e_umark[]		INIT(= N_("E78: Unknown mark"));
1553 EXTERN char_u e_wildexpand[]	INIT(= N_("E79: Cannot expand wildcards"));
1554 #ifdef FEAT_WINDOWS
1555 EXTERN char_u e_winheight[]	INIT(= N_("E591: 'winheight' cannot be smaller than 'winminheight'"));
1556 # ifdef FEAT_VERTSPLIT
1557 EXTERN char_u e_winwidth[]	INIT(= N_("E592: 'winwidth' cannot be smaller than 'winminwidth'"));
1558 # endif
1559 #endif
1560 EXTERN char_u e_write[]		INIT(= N_("E80: Error while writing"));
1561 EXTERN char_u e_zerocount[]	INIT(= N_("Zero count"));
1562 #ifdef FEAT_EVAL
1563 EXTERN char_u e_usingsid[]	INIT(= N_("E81: Using <SID> not in a script context"));
1564 #endif
1565 #ifdef FEAT_CLIENTSERVER
1566 EXTERN char_u e_invexprmsg[]	INIT(= N_("E449: Invalid expression received"));
1567 #endif
1568 #ifdef FEAT_NETBEANS_INTG
1569 EXTERN char_u e_guarded[]	INIT(= N_("E463: Region is guarded, cannot modify"));
1570 EXTERN char_u e_nbreadonly[]	INIT(= N_("E744: NetBeans does not allow changes in read-only files"));
1571 #endif
1572 EXTERN char_u e_intern2[]	INIT(= N_("E685: Internal error: %s"));
1573 EXTERN char_u e_maxmempat[]	INIT(= N_("E363: pattern uses more memory than 'maxmempattern'"));
1574 EXTERN char_u e_emptybuf[]	INIT(= N_("E749: empty buffer"));
1575 EXTERN char_u e_nobufnr[]	INIT(= N_("E86: Buffer %ld does not exist"));
1576 
1577 #ifdef FEAT_EX_EXTRA
1578 EXTERN char_u e_invalpat[]	INIT(= N_("E682: Invalid search pattern or delimiter"));
1579 #endif
1580 EXTERN char_u e_bufloaded[]	INIT(= N_("E139: File is loaded in another buffer"));
1581 #if defined(FEAT_SYN_HL) || \
1582 	(defined(FEAT_INS_EXPAND) && defined(FEAT_COMPL_FUNC))
1583 EXTERN char_u e_notset[]	INIT(= N_("E764: Option '%s' is not set"));
1584 #endif
1585 #ifndef FEAT_CLIPBOARD
1586 EXTERN char_u e_invalidreg[]    INIT(= N_("E850: Invalid register name"));
1587 #endif
1588 
1589 #ifdef MACOS_X_UNIX
1590 EXTERN short disallow_gui	INIT(= FALSE);
1591 #endif
1592 
1593 EXTERN char top_bot_msg[] INIT(= N_("search hit TOP, continuing at BOTTOM"));
1594 EXTERN char bot_top_msg[] INIT(= N_("search hit BOTTOM, continuing at TOP"));
1595 
1596 #ifdef FEAT_CRYPT
1597 EXTERN char need_key_msg[] INIT(= N_("Need encryption key for \"%s\""));
1598 #endif
1599 
1600 /*
1601  * Comms. with the session manager (XSMP)
1602  */
1603 #ifdef USE_XSMP
1604 EXTERN int xsmp_icefd INIT(= -1);   /* The actual connection */
1605 #endif
1606 
1607 /* For undo we need to know the lowest time possible. */
1608 EXTERN time_t starttime;
1609 
1610 #ifdef STARTUPTIME
1611 EXTERN FILE *time_fd INIT(= NULL);  /* where to write startup timing */
1612 #endif
1613 
1614 /*
1615  * Some compilers warn for not using a return value, but in some situations we
1616  * can't do anything useful with the value.  Assign to this variable to avoid
1617  * the warning.
1618  */
1619 EXTERN int ignored;
1620 EXTERN char *ignoredp;
1621 
1622 /*
1623  * Optional Farsi support.  Include it here, so EXTERN and INIT are defined.
1624  */
1625 #ifdef FEAT_FKMAP
1626 # include "farsi.h"
1627 #endif
1628 
1629 /*
1630  * Optional Arabic support. Include it here, so EXTERN and INIT are defined.
1631  */
1632 #ifdef FEAT_ARABIC
1633 # include "arabic.h"
1634 #endif
1635