xref: /vim-8.2.3635/src/globals.h (revision 94688b8a)
1 /* vi:set ts=8 sts=4 sw=4 noet:
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(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 /*
48  * When using Unicode characters (in UTF-8 encoding) the character in
49  * ScreenLinesUC[] contains the Unicode for the character at this position, or
50  * NUL when the character in ScreenLines[] is to be used (ASCII char).
51  * The composing characters are to be drawn on top of the original character.
52  * ScreenLinesC[0][off] is only to be used when ScreenLinesUC[off] != 0.
53  * Note: These three are only allocated when enc_utf8 is set!
54  */
55 EXTERN u8char_T	*ScreenLinesUC INIT(= NULL);	/* decoded UTF-8 characters */
56 EXTERN u8char_T	*ScreenLinesC[MAX_MCO];		/* composing characters */
57 EXTERN int	Screen_mco INIT(= 0);		/* value of p_mco used when
58 						   allocating ScreenLinesC[] */
59 
60 /* Only used for euc-jp: Second byte of a character that starts with 0x8e.
61  * These are single-width. */
62 EXTERN schar_T	*ScreenLines2 INIT(= NULL);
63 
64 /*
65  * Indexes for tab page line:
66  *	N > 0 for label of tab page N
67  *	N == 0 for no label
68  *	N < 0 for closing tab page -N
69  *	N == -999 for closing current tab page
70  */
71 EXTERN short	*TabPageIdxs INIT(= NULL);
72 
73 EXTERN int	screen_Rows INIT(= 0);	    /* actual size of ScreenLines[] */
74 EXTERN int	screen_Columns INIT(= 0);   /* actual size of ScreenLines[] */
75 
76 /*
77  * When vgetc() is called, it sets mod_mask to the set of modifiers that are
78  * held down based on the MOD_MASK_* symbols that are read first.
79  */
80 EXTERN int	mod_mask INIT(= 0x0);		/* current key modifiers */
81 
82 /*
83  * Cmdline_row is the row where the command line starts, just below the
84  * last window.
85  * When the cmdline gets longer than the available space the screen gets
86  * scrolled up. After a CTRL-D (show matches), after hitting ':' after
87  * "hit return", and for the :global command, the command line is
88  * temporarily moved.  The old position is restored with the next call to
89  * update_screen().
90  */
91 EXTERN int	cmdline_row;
92 
93 EXTERN int	redraw_cmdline INIT(= FALSE);	/* cmdline must be redrawn */
94 EXTERN int	clear_cmdline INIT(= FALSE);	/* cmdline must be cleared */
95 EXTERN int	mode_displayed INIT(= FALSE);	/* mode is being displayed */
96 EXTERN int	no_win_do_lines_ins INIT(= FALSE); /* don't insert lines */
97 #if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
98 EXTERN int	cmdline_star INIT(= FALSE);	/* cmdline is crypted */
99 #endif
100 
101 EXTERN int	exec_from_reg INIT(= FALSE);	/* executing register */
102 
103 EXTERN int	screen_cleared INIT(= FALSE);	/* screen has been cleared */
104 
105 /*
106  * When '$' is included in 'cpoptions' option set:
107  * When a change command is given that deletes only part of a line, a dollar
108  * is put at the end of the changed text. dollar_vcol is set to the virtual
109  * column of this '$'.  -1 is used to indicate no $ is being displayed.
110  */
111 EXTERN colnr_T	dollar_vcol INIT(= -1);
112 
113 #ifdef FEAT_INS_EXPAND
114 /*
115  * Variables for Insert mode completion.
116  */
117 
118 /* Length in bytes of the text being completed (this is deleted to be replaced
119  * by the match.) */
120 EXTERN int	compl_length INIT(= 0);
121 
122 /* Set when character typed while looking for matches and it means we should
123  * stop looking for matches. */
124 EXTERN int	compl_interrupted INIT(= FALSE);
125 
126 /* List of flags for method of completion. */
127 EXTERN int	compl_cont_status INIT(= 0);
128 # define CONT_ADDING	1	/* "normal" or "adding" expansion */
129 # define CONT_INTRPT	(2 + 4)	/* a ^X interrupted the current expansion */
130 				/* it's set only iff N_ADDS is set */
131 # define CONT_N_ADDS	4	/* next ^X<> will add-new or expand-current */
132 # define CONT_S_IPOS	8	/* next ^X<> will set initial_pos?
133 				 * if so, word-wise-expansion will set SOL */
134 # define CONT_SOL	16	/* pattern includes start of line, just for
135 				 * word-wise expansion, not set for ^X^L */
136 # define CONT_LOCAL	32	/* for ctrl_x_mode 0, ^X^P/^X^N do a local
137 				 * expansion, (eg use complete=.) */
138 #endif
139 
140 /*
141  * Functions for putting characters in the command line,
142  * while keeping ScreenLines[] updated.
143  */
144 #ifdef FEAT_RIGHTLEFT
145 EXTERN int	cmdmsg_rl INIT(= FALSE);    /* cmdline is drawn right to left */
146 #endif
147 EXTERN int	msg_col;
148 EXTERN int	msg_row;
149 EXTERN int	msg_scrolled;	/* Number of screen lines that windows have
150 				 * scrolled because of printing messages. */
151 EXTERN int	msg_scrolled_ign INIT(= FALSE);
152 				/* when TRUE don't set need_wait_return in
153 				   msg_puts_attr() when msg_scrolled is
154 				   non-zero */
155 
156 EXTERN char_u	*keep_msg INIT(= NULL);	    /* msg to be shown after redraw */
157 EXTERN int	keep_msg_attr INIT(= 0);    /* highlight attr for keep_msg */
158 EXTERN int	keep_msg_more INIT(= FALSE); /* keep_msg was set by msgmore() */
159 EXTERN int	need_fileinfo INIT(= FALSE);/* do fileinfo() after redraw */
160 EXTERN int	msg_scroll INIT(= FALSE);   /* msg_start() will scroll */
161 EXTERN int	msg_didout INIT(= FALSE);   /* msg_outstr() was used in line */
162 EXTERN int	msg_didany INIT(= FALSE);   /* msg_outstr() was used at all */
163 EXTERN int	msg_nowait INIT(= FALSE);   /* don't wait for this msg */
164 EXTERN int	emsg_off INIT(= 0);	    /* don't display errors for now,
165 					       unless 'debug' is set. */
166 EXTERN int	info_message INIT(= FALSE); /* printing informative message */
167 EXTERN int      msg_hist_off INIT(= FALSE); /* don't add messages to history */
168 #ifdef FEAT_EVAL
169 EXTERN int	need_clr_eos INIT(= FALSE); /* need to clear text before
170 					       displaying a message. */
171 EXTERN int	emsg_skip INIT(= 0);	    /* don't display errors for
172 					       expression that is skipped */
173 EXTERN int	emsg_severe INIT(= FALSE);   /* use message of next of several
174 					       emsg() calls for throw */
175 EXTERN int	did_endif INIT(= FALSE);    /* just had ":endif" */
176 EXTERN dict_T	vimvardict;		    /* Dictionary with v: variables */
177 EXTERN dict_T	globvardict;		    /* Dictionary with g: variables */
178 #endif
179 EXTERN int	did_emsg;		    /* set by emsg() when the message
180 					       is displayed or thrown */
181 #ifdef FEAT_EVAL
182 EXTERN int	called_vim_beep;	    /* set if vim_beep() is called */
183 EXTERN int	did_uncaught_emsg;	    /* emsg() was called and did not
184 					       cause an exception */
185 #endif
186 EXTERN int	did_emsg_syntax;	    /* did_emsg set because of a
187 					       syntax error */
188 EXTERN int	called_emsg;		    /* always set by emsg() */
189 EXTERN int	ex_exitval INIT(= 0);	    /* exit value for ex mode */
190 EXTERN int	emsg_on_display INIT(= FALSE);	/* there is an error message */
191 EXTERN int	rc_did_emsg INIT(= FALSE);  /* vim_regcomp() called emsg() */
192 
193 EXTERN int	no_wait_return INIT(= 0);   /* don't wait for return for now */
194 EXTERN int	need_wait_return INIT(= 0); /* need to wait for return later */
195 EXTERN int	did_wait_return INIT(= FALSE);	/* wait_return() was used and
196 						   nothing written since then */
197 #ifdef FEAT_TITLE
198 EXTERN int	need_maketitle INIT(= TRUE); /* call maketitle() soon */
199 #endif
200 
201 EXTERN int	quit_more INIT(= FALSE);    /* 'q' hit at "--more--" msg */
202 #if defined(UNIX) || defined(VMS) || defined(MACOS_X)
203 EXTERN int	newline_on_exit INIT(= FALSE);	/* did msg in altern. screen */
204 EXTERN int	intr_char INIT(= 0);	    /* extra interrupt character */
205 #endif
206 #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
207 EXTERN int	x_no_connect INIT(= FALSE); /* don't connect to X server */
208 # if defined(FEAT_CLIENTSERVER)
209 EXTERN int	x_force_connect INIT(= FALSE); /* Do connect to X server.
210 						  Overrules x_no_connect and
211 						  "exclude" in 'clipboard'. */
212 # endif
213 #endif
214 EXTERN int	ex_keep_indent INIT(= FALSE); /* getexmodeline(): keep indent */
215 EXTERN int	vgetc_busy INIT(= 0);	    /* when inside vgetc() then > 0 */
216 
217 EXTERN int	didset_vim INIT(= FALSE);   /* did set $VIM ourselves */
218 EXTERN int	didset_vimruntime INIT(= FALSE);   /* idem for $VIMRUNTIME */
219 
220 /*
221  * Lines left before a "more" message.	Ex mode needs to be able to reset this
222  * after you type something.
223  */
224 EXTERN int	lines_left INIT(= -1);	    /* lines left for listing */
225 EXTERN int	msg_no_more INIT(= FALSE);  /* don't use more prompt, truncate
226 					       messages */
227 
228 EXTERN char_u	*sourcing_name INIT( = NULL);/* name of error message source */
229 EXTERN linenr_T	sourcing_lnum INIT(= 0);    /* line number of the source file */
230 
231 #ifdef FEAT_EVAL
232 EXTERN int	ex_nesting_level INIT(= 0);	/* nesting level */
233 EXTERN int	debug_break_level INIT(= -1);	/* break below this level */
234 EXTERN int	debug_did_msg INIT(= FALSE);	/* did "debug mode" message */
235 EXTERN int	debug_tick INIT(= 0);		/* breakpoint change count */
236 EXTERN int	debug_backtrace_level INIT(= 0); /* breakpoint backtrace level */
237 # ifdef FEAT_PROFILE
238 EXTERN int	do_profiling INIT(= PROF_NONE);	/* PROF_ values */
239 # endif
240 
241 /*
242  * The exception currently being thrown.  Used to pass an exception to
243  * a different cstack.  Also used for discarding an exception before it is
244  * caught or made pending.  Only valid when did_throw is TRUE.
245  */
246 EXTERN except_T *current_exception;
247 
248 /*
249  * did_throw: An exception is being thrown.  Reset when the exception is caught
250  * or as long as it is pending in a finally clause.
251  */
252 EXTERN int did_throw INIT(= FALSE);
253 
254 /*
255  * need_rethrow: set to TRUE when a throw that cannot be handled in do_cmdline()
256  * must be propagated to the cstack of the previously called do_cmdline().
257  */
258 EXTERN int need_rethrow INIT(= FALSE);
259 
260 /*
261  * check_cstack: set to TRUE when a ":finish" or ":return" that cannot be
262  * handled in do_cmdline() must be propagated to the cstack of the previously
263  * called do_cmdline().
264  */
265 EXTERN int check_cstack INIT(= FALSE);
266 
267 /*
268  * Number of nested try conditionals (across function calls and ":source"
269  * commands).
270  */
271 EXTERN int trylevel INIT(= 0);
272 
273 /*
274  * When "force_abort" is TRUE, always skip commands after an error message,
275  * even after the outermost ":endif", ":endwhile" or ":endfor" or for a
276  * function without the "abort" flag.  It is set to TRUE when "trylevel" is
277  * non-zero (and ":silent!" was not used) or an exception is being thrown at
278  * the time an error is detected.  It is set to FALSE when "trylevel" gets
279  * zero again and there was no error or interrupt or throw.
280  */
281 EXTERN int force_abort INIT(= FALSE);
282 
283 /*
284  * "msg_list" points to a variable in the stack of do_cmdline() which keeps
285  * the list of arguments of several emsg() calls, one of which is to be
286  * converted to an error exception immediately after the failing command
287  * returns.  The message to be used for the exception value is pointed to by
288  * the "throw_msg" field of the first element in the list.  It is usually the
289  * same as the "msg" field of that element, but can be identical to the "msg"
290  * field of a later list element, when the "emsg_severe" flag was set when the
291  * emsg() call was made.
292  */
293 EXTERN struct msglist **msg_list INIT(= NULL);
294 
295 /*
296  * suppress_errthrow: When TRUE, don't convert an error to an exception.  Used
297  * when displaying the interrupt message or reporting an exception that is still
298  * uncaught at the top level (which has already been discarded then).  Also used
299  * for the error message when no exception can be thrown.
300  */
301 EXTERN int suppress_errthrow INIT(= FALSE);
302 
303 /*
304  * The stack of all caught and not finished exceptions.  The exception on the
305  * top of the stack is the one got by evaluation of v:exception.  The complete
306  * stack of all caught and pending exceptions is embedded in the various
307  * cstacks; the pending exceptions, however, are not on the caught stack.
308  */
309 EXTERN except_T *caught_stack INIT(= NULL);
310 
311 #endif
312 
313 #ifdef FEAT_EVAL
314 /*
315  * Garbage collection can only take place when we are sure there are no Lists
316  * or Dictionaries being used internally.  This is flagged with
317  * "may_garbage_collect" when we are at the toplevel.
318  * "want_garbage_collect" is set by the garbagecollect() function, which means
319  * we do garbage collection before waiting for a char at the toplevel.
320  * "garbage_collect_at_exit" indicates garbagecollect(1) was called.
321  */
322 EXTERN int	may_garbage_collect INIT(= FALSE);
323 EXTERN int	want_garbage_collect INIT(= FALSE);
324 EXTERN int	garbage_collect_at_exit INIT(= FALSE);
325 
326 // Script CTX being sourced or was sourced to define the current function.
327 EXTERN sctx_T	current_sctx INIT(= {0 COMMA 0 COMMA 0});
328 #endif
329 
330 EXTERN int	did_source_packages INIT(= FALSE);
331 
332 /* Magic number used for hashitem "hi_key" value indicating a deleted item.
333  * Only the address is used. */
334 EXTERN char_u	hash_removed;
335 
336 
337 EXTERN int	scroll_region INIT(= FALSE); /* term supports scroll region */
338 EXTERN int	t_colors INIT(= 0);	    /* int value of T_CCO */
339 
340 /*
341  * When highlight_match is TRUE, highlight a match, starting at the cursor
342  * position.  Search_match_lines is the number of lines after the match (0 for
343  * a match within one line), search_match_endcol the column number of the
344  * character just after the match in the last line.
345  */
346 EXTERN int	highlight_match INIT(= FALSE);	// show search match pos
347 EXTERN linenr_T	search_match_lines;		// lines of of matched string
348 EXTERN colnr_T	search_match_endcol;		// col nr of match end
349 #ifdef FEAT_SEARCH_EXTRA
350 EXTERN linenr_T	search_first_line INIT(= 0);	  // for :{FIRST},{last}s/pat
351 EXTERN linenr_T	search_last_line INIT(= MAXLNUM); // for :{first},{LAST}s/pat
352 #endif
353 
354 EXTERN int	no_smartcase INIT(= FALSE);	/* don't use 'smartcase' once */
355 
356 EXTERN int	need_check_timestamps INIT(= FALSE); /* need to check file
357 							timestamps asap */
358 EXTERN int	did_check_timestamps INIT(= FALSE); /* did check timestamps
359 						       recently */
360 EXTERN int	no_check_timestamps INIT(= 0);	/* Don't check timestamps */
361 
362 EXTERN int	highlight_attr[HLF_COUNT];  /* Highl. attr for each context. */
363 #ifdef FEAT_STL_OPT
364 # define USER_HIGHLIGHT
365 #endif
366 #ifdef USER_HIGHLIGHT
367 EXTERN int	highlight_user[9];		/* User[1-9] attributes */
368 # ifdef FEAT_STL_OPT
369 EXTERN int	highlight_stlnc[9];		/* On top of user */
370 #  ifdef FEAT_TERMINAL
371 EXTERN int	highlight_stlterm[9];		/* On top of user */
372 EXTERN int	highlight_stltermnc[9];		/* On top of user */
373 #  endif
374 # endif
375 #endif
376 #ifdef FEAT_TERMINAL
377 		// When TRUE skip calling terminal_loop() once.  Used when
378 		// typing ':' at the more prompt.
379 EXTERN int	skip_term_loop INIT(= FALSE);
380 #endif
381 #ifdef FEAT_GUI
382 EXTERN char_u	*use_gvimrc INIT(= NULL);	/* "-U" cmdline argument */
383 #endif
384 EXTERN int	cterm_normal_fg_color INIT(= 0);
385 EXTERN int	cterm_normal_fg_bold INIT(= 0);
386 EXTERN int	cterm_normal_bg_color INIT(= 0);
387 #ifdef FEAT_TERMGUICOLORS
388 EXTERN guicolor_T cterm_normal_fg_gui_color INIT(= INVALCOLOR);
389 EXTERN guicolor_T cterm_normal_bg_gui_color INIT(= INVALCOLOR);
390 #endif
391 #ifdef FEAT_TERMRESPONSE
392 EXTERN int	is_mac_terminal INIT(= FALSE);  /* recognized Terminal.app */
393 #endif
394 
395 EXTERN int	autocmd_busy INIT(= FALSE);	/* Is apply_autocmds() busy? */
396 EXTERN int	autocmd_no_enter INIT(= FALSE); /* *Enter autocmds disabled */
397 EXTERN int	autocmd_no_leave INIT(= FALSE); /* *Leave autocmds disabled */
398 EXTERN int	modified_was_set;		/* did ":set modified" */
399 EXTERN int	did_filetype INIT(= FALSE);	/* FileType event found */
400 EXTERN int	au_did_filetype INIT(= FALSE);
401 EXTERN int	keep_filetype INIT(= FALSE);	/* value for did_filetype when
402 						   starting to execute
403 						   autocommands */
404 
405 /* When deleting the current buffer, another one must be loaded.  If we know
406  * which one is preferred, au_new_curbuf is set to it */
407 EXTERN bufref_T	au_new_curbuf INIT(= {NULL COMMA 0 COMMA 0});
408 
409 /* When deleting a buffer/window and autocmd_busy is TRUE, do not free the
410  * buffer/window. but link it in the list starting with
411  * au_pending_free_buf/ap_pending_free_win, using b_next/w_next.
412  * Free the buffer/window when autocmd_busy is being set to FALSE. */
413 EXTERN buf_T	*au_pending_free_buf INIT(= NULL);
414 EXTERN win_T	*au_pending_free_win INIT(= NULL);
415 
416 #ifdef FEAT_MOUSE
417 /*
418  * Mouse coordinates, set by check_termcode()
419  */
420 EXTERN int	mouse_row;
421 EXTERN int	mouse_col;
422 EXTERN int	mouse_past_bottom INIT(= FALSE);/* mouse below last line */
423 EXTERN int	mouse_past_eol INIT(= FALSE);	/* mouse right of line */
424 EXTERN int	mouse_dragging INIT(= 0);	/* extending Visual area with
425 						   mouse dragging */
426 # if defined(FEAT_MOUSE_DEC)
427 /*
428  * When the DEC mouse has been pressed but not yet released we enable
429  * automatic querys for the mouse position.
430  */
431 EXTERN int	WantQueryMouse INIT(= FALSE);
432 # endif
433 
434 # ifdef FEAT_GUI
435 /* When the window layout is about to be changed, need_mouse_correct is set,
436  * so that gui_mouse_correct() is called afterwards, to correct the mouse
437  * pointer when focus-follow-mouse is being used. */
438 EXTERN int	need_mouse_correct INIT(= FALSE);
439 
440 /* When double clicking, topline must be the same */
441 EXTERN linenr_T gui_prev_topline INIT(= 0);
442 #  ifdef FEAT_DIFF
443 EXTERN int	gui_prev_topfill INIT(= 0);
444 #  endif
445 # endif
446 
447 # ifdef FEAT_MOUSESHAPE
448 EXTERN int	drag_status_line INIT(= FALSE);	/* dragging the status line */
449 EXTERN int	postponed_mouseshape INIT(= FALSE); /* postponed updating the
450 						       mouse pointer shape */
451 EXTERN int	drag_sep_line INIT(= FALSE);	/* dragging vert separator */
452 # endif
453 
454 #endif
455 
456 #ifdef FEAT_DIFF
457 /* Value set from 'diffopt'. */
458 EXTERN int	diff_context INIT(= 6);		/* context for folds */
459 EXTERN int	diff_foldcolumn INIT(= 2);	/* 'foldcolumn' for diff mode */
460 EXTERN int	diff_need_scrollbind INIT(= FALSE);
461 #endif
462 
463 #ifdef FEAT_MENU
464 /* The root of the menu hierarchy. */
465 EXTERN vimmenu_T	*root_menu INIT(= NULL);
466 /*
467  * While defining the system menu, sys_menu is TRUE.  This avoids
468  * overruling of menus that the user already defined.
469  */
470 EXTERN int	sys_menu INIT(= FALSE);
471 #endif
472 
473 /* While redrawing the screen this flag is set.  It means the screen size
474  * ('lines' and 'rows') must not be changed. */
475 EXTERN int	updating_screen INIT(= FALSE);
476 
477 #ifdef FEAT_GUI
478 # ifdef FEAT_MENU
479 /* Menu item just selected, set by check_termcode() */
480 EXTERN vimmenu_T	*current_menu;
481 
482 /* Set to TRUE after adding/removing menus to ensure they are updated */
483 EXTERN int force_menu_update INIT(= FALSE);
484 # endif
485 # ifdef FEAT_GUI_TABLINE
486 /* Tab in tab pages line just selected, set by check_termcode() */
487 EXTERN int	    current_tab;
488 
489 /* Menu entry in tab pages line menu just selected, set by check_termcode() */
490 EXTERN int	    current_tabmenu;
491 #  define TABLINE_MENU_CLOSE	1
492 #  define TABLINE_MENU_NEW	2
493 #  define TABLINE_MENU_OPEN	3
494 # endif
495 
496 /* Scrollbar moved and new value, set by check_termcode() */
497 EXTERN int	current_scrollbar;
498 EXTERN long_u	scrollbar_value;
499 
500 /* found "-rv" or "-reverse" in command line args */
501 EXTERN int	found_reverse_arg INIT(= FALSE);
502 
503 /* "-fn" or "-font" command line argument */
504 EXTERN char	*font_argument INIT(= NULL);
505 
506 # ifdef FEAT_GUI_GTK
507 /* "-bg" or "-background" command line argument */
508 EXTERN char	*background_argument INIT(= NULL);
509 
510 /* "-fg" or "-foreground" command line argument */
511 EXTERN char	*foreground_argument INIT(= NULL);
512 # endif
513 
514 /*
515  * While executing external commands or in Ex mode, should not insert GUI
516  * events in the input buffer: Set hold_gui_events to non-zero.
517  *
518  * volatile because it is used in signal handler sig_sysmouse().
519  */
520 EXTERN volatile sig_atomic_t hold_gui_events INIT(= 0);
521 
522 /*
523  * When resizing the shell is postponed, remember the new size, and call
524  * gui_resize_shell() later.
525  */
526 EXTERN int	new_pixel_width INIT(= 0);
527 EXTERN int	new_pixel_height INIT(= 0);
528 
529 /* Window position from ":winpos", to be used when opening the GUI window. */
530 EXTERN int	gui_win_x INIT(= -1);
531 EXTERN int	gui_win_y INIT(= -1);
532 #endif
533 
534 #ifdef FEAT_CLIPBOARD
535 EXTERN VimClipboard clip_star;	/* PRIMARY selection in X11 */
536 # ifdef FEAT_X11
537 EXTERN VimClipboard clip_plus;	/* CLIPBOARD selection in X11 */
538 # else
539 #  define clip_plus clip_star	/* there is only one clipboard */
540 #  define ONE_CLIPBOARD
541 # endif
542 
543 # define CLIP_UNNAMED      1
544 # define CLIP_UNNAMED_PLUS 2
545 EXTERN int	clip_unnamed INIT(= 0); /* above two values or'ed */
546 
547 EXTERN int	clip_autoselect_star INIT(= FALSE);
548 EXTERN int	clip_autoselect_plus INIT(= FALSE);
549 EXTERN int	clip_autoselectml INIT(= FALSE);
550 EXTERN int	clip_html INIT(= FALSE);
551 EXTERN regprog_T *clip_exclude_prog INIT(= NULL);
552 EXTERN int	clip_unnamed_saved INIT(= 0);
553 #endif
554 
555 /*
556  * All windows are linked in a list. firstwin points to the first entry,
557  * lastwin to the last entry (can be the same as firstwin) and curwin to the
558  * currently active window.
559  */
560 EXTERN win_T	*firstwin;		/* first window */
561 EXTERN win_T	*lastwin;		/* last window */
562 EXTERN win_T	*prevwin INIT(= NULL);	/* previous window */
563 # define ONE_WINDOW (firstwin == lastwin)
564 # define W_NEXT(wp) ((wp)->w_next)
565 # define FOR_ALL_WINDOWS(wp) for (wp = firstwin; wp != NULL; wp = wp->w_next)
566 # define FOR_ALL_FRAMES(frp, first_frame) \
567     for (frp = first_frame; frp != NULL; frp = frp->fr_next)
568 # define FOR_ALL_TABPAGES(tp) for (tp = first_tabpage; tp != NULL; tp = tp->tp_next)
569 # define FOR_ALL_WINDOWS_IN_TAB(tp, wp) \
570     for ((wp) = ((tp) == NULL || (tp) == curtab) \
571 	    ? firstwin : (tp)->tp_firstwin; (wp); (wp) = (wp)->w_next)
572 /*
573  * When using this macro "break" only breaks out of the inner loop. Use "goto"
574  * to break out of the tabpage loop.
575  */
576 # define FOR_ALL_TAB_WINDOWS(tp, wp) \
577     for ((tp) = first_tabpage; (tp) != NULL; (tp) = (tp)->tp_next) \
578 	for ((wp) = ((tp) == curtab) \
579 		? firstwin : (tp)->tp_firstwin; (wp); (wp) = (wp)->w_next)
580 
581 EXTERN win_T	*curwin;	/* currently active window */
582 
583 EXTERN win_T	*aucmd_win;	/* window used in aucmd_prepbuf() */
584 EXTERN int	aucmd_win_used INIT(= FALSE);	/* aucmd_win is being used */
585 
586 /*
587  * The window layout is kept in a tree of frames.  topframe points to the top
588  * of the tree.
589  */
590 EXTERN frame_T	*topframe;	/* top of the window frame tree */
591 
592 /*
593  * Tab pages are alternative topframes.  "first_tabpage" points to the first
594  * one in the list, "curtab" is the current one.
595  */
596 EXTERN tabpage_T    *first_tabpage;
597 EXTERN tabpage_T    *curtab;
598 EXTERN int	    redraw_tabline INIT(= FALSE);  /* need to redraw tabline */
599 
600 /*
601  * All buffers are linked in a list. 'firstbuf' points to the first entry,
602  * 'lastbuf' to the last entry and 'curbuf' to the currently active buffer.
603  */
604 EXTERN buf_T	*firstbuf INIT(= NULL);	/* first buffer */
605 EXTERN buf_T	*lastbuf INIT(= NULL);	/* last buffer */
606 EXTERN buf_T	*curbuf INIT(= NULL);	/* currently active buffer */
607 
608 #define FOR_ALL_BUFFERS(buf) for (buf = firstbuf; buf != NULL; buf = buf->b_next)
609 
610 // Iterate through all the signs placed in a buffer
611 #define FOR_ALL_SIGNS_IN_BUF(buf, sign) \
612 	for (sign = buf->b_signlist; sign != NULL; sign = sign->next)
613 
614 /* Flag that is set when switching off 'swapfile'.  It means that all blocks
615  * are to be loaded into memory.  Shouldn't be global... */
616 EXTERN int	mf_dont_release INIT(= FALSE);	/* don't release blocks */
617 
618 /*
619  * List of files being edited (global argument list).  curwin->w_alist points
620  * to this when the window is using the global argument list.
621  */
622 EXTERN alist_T	global_alist;	/* global argument list */
623 EXTERN int	max_alist_id INIT(= 0);	    /* the previous argument list id */
624 EXTERN int	arg_had_last INIT(= FALSE); /* accessed last file in
625 					       global_alist */
626 
627 EXTERN int	ru_col;		/* column for ruler */
628 #ifdef FEAT_STL_OPT
629 EXTERN int	ru_wid;		/* 'rulerfmt' width of ruler when non-zero */
630 #endif
631 EXTERN int	sc_col;		/* column for shown command */
632 
633 #ifdef TEMPDIRNAMES
634 EXTERN char_u	*vim_tempdir INIT(= NULL); /* Name of Vim's own temp dir.
635 					      Ends in a slash. */
636 #endif
637 
638 /*
639  * When starting or exiting some things are done differently (e.g. screen
640  * updating).
641  */
642 EXTERN int	starting INIT(= NO_SCREEN);
643 				/* first NO_SCREEN, then NO_BUFFERS and then
644 				 * set to 0 when starting up finished */
645 EXTERN int	exiting INIT(= FALSE);
646 				/* TRUE when planning to exit Vim.  Might
647 				 * still keep on running if there is a changed
648 				 * buffer. */
649 EXTERN int	really_exiting INIT(= FALSE);
650 				/* TRUE when we are sure to exit, e.g., after
651 				 * a deadly signal */
652 EXTERN int	v_dying INIT(= 0); /* internal value of v:dying */
653 EXTERN int	stdout_isatty INIT(= TRUE);	/* is stdout a terminal? */
654 
655 #if defined(FEAT_AUTOCHDIR)
656 EXTERN int	test_autochdir INIT(= FALSE);
657 #endif
658 #if defined(EXITFREE)
659 EXTERN int	entered_free_all_mem INIT(= FALSE);
660 				/* TRUE when in or after free_all_mem() */
661 #endif
662 /* volatile because it is used in signal handler deathtrap(). */
663 EXTERN volatile sig_atomic_t full_screen INIT(= FALSE);
664 				/* TRUE when doing full-screen output
665 				 * otherwise only writing some messages */
666 
667 EXTERN int	restricted INIT(= FALSE);
668 				/* TRUE when started as "rvim" */
669 EXTERN int	secure INIT(= FALSE);
670 				/* non-zero when only "safe" commands are
671 				 * allowed, e.g. when sourcing .exrc or .vimrc
672 				 * in current directory */
673 
674 EXTERN int	textlock INIT(= 0);
675 				/* non-zero when changing text and jumping to
676 				 * another window or buffer is not allowed */
677 
678 EXTERN int	curbuf_lock INIT(= 0);
679 				/* non-zero when the current buffer can't be
680 				 * changed.  Used for FileChangedRO. */
681 EXTERN int	allbuf_lock INIT(= 0);
682 				/* non-zero when no buffer name can be
683 				 * changed, no buffer can be deleted and
684 				 * current directory can't be changed.
685 				 * Used for SwapExists et al. */
686 #ifdef HAVE_SANDBOX
687 EXTERN int	sandbox INIT(= 0);
688 				/* Non-zero when evaluating an expression in a
689 				 * "sandbox".  Several things are not allowed
690 				 * then. */
691 #endif
692 
693 EXTERN int	silent_mode INIT(= FALSE);
694 				/* set to TRUE when "-s" commandline argument
695 				 * used for ex */
696 
697 EXTERN pos_T	VIsual;		/* start position of active Visual selection */
698 EXTERN int	VIsual_active INIT(= FALSE);
699 				/* whether Visual mode is active */
700 EXTERN int	VIsual_select INIT(= FALSE);
701 				/* whether Select mode is active */
702 EXTERN int	VIsual_reselect;
703 				/* whether to restart the selection after a
704 				 * Select mode mapping or menu */
705 
706 EXTERN int	VIsual_mode INIT(= 'v');
707 				/* type of Visual mode */
708 
709 EXTERN int	redo_VIsual_busy INIT(= FALSE);
710 				/* TRUE when redoing Visual */
711 
712 #ifdef FEAT_MOUSE
713 /*
714  * When pasting text with the middle mouse button in visual mode with
715  * restart_edit set, remember where it started so we can set Insstart.
716  */
717 EXTERN pos_T	where_paste_started;
718 #endif
719 
720 /*
721  * This flag is used to make auto-indent work right on lines where only a
722  * <RETURN> or <ESC> is typed. It is set when an auto-indent is done, and
723  * reset when any other editing is done on the line. If an <ESC> or <RETURN>
724  * is received, and did_ai is TRUE, the line is truncated.
725  */
726 EXTERN int     did_ai INIT(= FALSE);
727 
728 /*
729  * Column of first char after autoindent.  0 when no autoindent done.  Used
730  * when 'backspace' is 0, to avoid backspacing over autoindent.
731  */
732 EXTERN colnr_T	ai_col INIT(= 0);
733 
734 #ifdef FEAT_COMMENTS
735 /*
736  * This is a character which will end a start-middle-end comment when typed as
737  * the first character on a new line.  It is taken from the last character of
738  * the "end" comment leader when the COM_AUTO_END flag is given for that
739  * comment end in 'comments'.  It is only valid when did_ai is TRUE.
740  */
741 EXTERN int     end_comment_pending INIT(= NUL);
742 #endif
743 
744 /*
745  * This flag is set after a ":syncbind" to let the check_scrollbind() function
746  * know that it should not attempt to perform scrollbinding due to the scroll
747  * that was a result of the ":syncbind." (Otherwise, check_scrollbind() will
748  * undo some of the work done by ":syncbind.")  -ralston
749  */
750 EXTERN int     did_syncbind INIT(= FALSE);
751 
752 #ifdef FEAT_SMARTINDENT
753 /*
754  * This flag is set when a smart indent has been performed. When the next typed
755  * character is a '{' the inserted tab will be deleted again.
756  */
757 EXTERN int	did_si INIT(= FALSE);
758 
759 /*
760  * This flag is set after an auto indent. If the next typed character is a '}'
761  * one indent will be removed.
762  */
763 EXTERN int	can_si INIT(= FALSE);
764 
765 /*
766  * This flag is set after an "O" command. If the next typed character is a '{'
767  * one indent will be removed.
768  */
769 EXTERN int	can_si_back INIT(= FALSE);
770 #endif
771 
772 EXTERN pos_T	saved_cursor		/* w_cursor before formatting text. */
773 #ifdef DO_INIT
774 	= {0, 0, 0}
775 #endif
776 	;
777 
778 /*
779  * Stuff for insert mode.
780  */
781 EXTERN pos_T	Insstart;		/* This is where the latest
782 					 * insert/append mode started. */
783 
784 /* This is where the latest insert/append mode started. In contrast to
785  * Insstart, this won't be reset by certain keys and is needed for
786  * op_insert(), to detect correctly where inserting by the user started. */
787 EXTERN pos_T	Insstart_orig;
788 
789 /*
790  * Stuff for VREPLACE mode.
791  */
792 EXTERN int	orig_line_count INIT(= 0);  /* Line count when "gR" started */
793 EXTERN int	vr_lines_changed INIT(= 0); /* #Lines changed by "gR" so far */
794 
795 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
796 /* argument to SETJMP() for handling X IO errors */
797 EXTERN JMP_BUF x_jump_env;
798 #endif
799 
800 /*
801  * These flags are set based upon 'fileencoding'.
802  * Note that "enc_utf8" is also set for "unicode", because the characters are
803  * internally stored as UTF-8 (to avoid trouble with NUL bytes).
804  */
805 #define DBCS_JPN	932	/* japan */
806 #define DBCS_JPNU	9932	/* euc-jp */
807 #define DBCS_KOR	949	/* korea */
808 #define DBCS_KORU	9949	/* euc-kr */
809 #define DBCS_CHS	936	/* chinese */
810 #define DBCS_CHSU	9936	/* euc-cn */
811 #define DBCS_CHT	950	/* taiwan */
812 #define DBCS_CHTU	9950	/* euc-tw */
813 #define DBCS_2BYTE	1	/* 2byte- */
814 #define DBCS_DEBUG	-1
815 
816 EXTERN int	enc_dbcs INIT(= 0);		/* One of DBCS_xxx values if
817 						   DBCS encoding */
818 EXTERN int	enc_unicode INIT(= 0);	/* 2: UCS-2 or UTF-16, 4: UCS-4 */
819 EXTERN int	enc_utf8 INIT(= FALSE);		/* UTF-8 encoded Unicode */
820 EXTERN int	enc_latin1like INIT(= TRUE);	/* 'encoding' is latin1 comp. */
821 #if defined(WIN3264) || defined(FEAT_CYGWIN_WIN32_CLIPBOARD)
822 /* Codepage nr of 'encoding'.  Negative means it's not been set yet, zero
823  * means 'encoding' is not a valid codepage. */
824 EXTERN int	enc_codepage INIT(= -1);
825 EXTERN int	enc_latin9 INIT(= FALSE);	/* 'encoding' is latin9 */
826 #endif
827 EXTERN int	has_mbyte INIT(= 0);		/* any multi-byte encoding */
828 
829 #if defined(WIN3264)
830 EXTERN int	wide_WindowProc INIT(= FALSE);	/* use wide WindowProc() */
831 #endif
832 
833 /*
834  * To speed up BYTELEN() we fill a table with the byte lengths whenever
835  * enc_utf8 or enc_dbcs changes.
836  */
837 EXTERN char	mb_bytelen_tab[256];
838 
839 /* Variables that tell what conversion is used for keyboard input and display
840  * output. */
841 EXTERN vimconv_T input_conv;			/* type of input conversion */
842 EXTERN vimconv_T output_conv;			/* type of output conversion */
843 
844 /*
845  * Function pointers, used to quickly get to the right function.  Each has
846  * three possible values: latin_ (8-bit), utfc_ or utf_ (utf-8) and dbcs_
847  * (DBCS).
848  * The value is set in mb_init();
849  */
850 /* length of char in bytes, including following composing chars */
851 EXTERN int (*mb_ptr2len)(char_u *p) INIT(= latin_ptr2len);
852 /* idem, with limit on string length */
853 EXTERN int (*mb_ptr2len_len)(char_u *p, int size) INIT(= latin_ptr2len_len);
854 /* byte length of char */
855 EXTERN int (*mb_char2len)(int c) INIT(= latin_char2len);
856 /* convert char to bytes, return the length */
857 EXTERN int (*mb_char2bytes)(int c, char_u *buf) INIT(= latin_char2bytes);
858 EXTERN int (*mb_ptr2cells)(char_u *p) INIT(= latin_ptr2cells);
859 EXTERN int (*mb_ptr2cells_len)(char_u *p, int size) INIT(= latin_ptr2cells_len);
860 EXTERN int (*mb_char2cells)(int c) INIT(= latin_char2cells);
861 EXTERN int (*mb_off2cells)(unsigned off, unsigned max_off) INIT(= latin_off2cells);
862 EXTERN int (*mb_ptr2char)(char_u *p) INIT(= latin_ptr2char);
863 EXTERN int (*mb_head_off)(char_u *base, char_u *p) INIT(= latin_head_off);
864 
865 # if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
866 /* Pointers to functions and variables to be loaded at runtime */
867 EXTERN size_t (*iconv) (iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
868 EXTERN iconv_t (*iconv_open) (const char *tocode, const char *fromcode);
869 EXTERN int (*iconv_close) (iconv_t cd);
870 EXTERN int (*iconvctl) (iconv_t cd, int request, void *argument);
871 EXTERN int* (*iconv_errno) (void);
872 # endif
873 
874 
875 #ifdef FEAT_XIM
876 # ifdef FEAT_GUI_GTK
877 EXTERN GtkIMContext	*xic INIT(= NULL);
878 /*
879  * Start and end column of the preedit area in virtual columns from the start
880  * of the text line.  When there is no preedit area they are set to MAXCOL.
881  * "preedit_end_col" is needed for coloring the preedited string.  Drawing the
882  * color between "preedit_start_col" and curpos did not work, because some XIM
883  * set the cursor position to the first char of the string.
884  */
885 EXTERN colnr_T		preedit_start_col INIT(= MAXCOL);
886 EXTERN colnr_T		preedit_end_col INIT(= MAXCOL);
887 
888 /* "xim_changed_while_preediting" is set when changed() can set the 'modified'
889  * flag even while preediting. */
890 EXTERN int		xim_changed_while_preediting INIT(= FALSE);
891 # else
892 EXTERN XIC		xic INIT(= NULL);
893 # endif
894 # ifdef FEAT_GUI
895 EXTERN guicolor_T	xim_fg_color INIT(= INVALCOLOR);
896 EXTERN guicolor_T	xim_bg_color INIT(= INVALCOLOR);
897 # endif
898 #endif
899 
900 #ifdef FEAT_HANGULIN
901 EXTERN int		composing_hangul INIT(= 0);
902 EXTERN char_u		composing_hangul_buffer[5];
903 #endif
904 
905 /*
906  * "State" is the main state of Vim.
907  * There are other variables that modify the state:
908  * "Visual_mode"    When State is NORMAL or INSERT.
909  * "finish_op"	    When State is NORMAL, after typing the operator and before
910  *		    typing the motion command.
911  * "motion_force"   Last motion_force  from do_pending_operator()
912  * "debug_mode"	    Debug mode.
913  */
914 EXTERN int	State INIT(= NORMAL);	/* This is the current state of the
915 					 * command interpreter. */
916 #ifdef FEAT_EVAL
917 EXTERN int	debug_mode INIT(= FALSE);
918 #endif
919 
920 EXTERN int	finish_op INIT(= FALSE);/* TRUE while an operator is pending */
921 EXTERN long	opcount INIT(= 0);	/* count for pending operator */
922 EXTERN int	motion_force INIT(= 0); // motion force for pending operator
923 
924 /*
925  * Ex mode (Q) state
926  */
927 EXTERN int exmode_active INIT(= 0);	/* zero, EXMODE_NORMAL or EXMODE_VIM */
928 EXTERN int ex_no_reprint INIT(= FALSE); /* no need to print after z or p */
929 
930 EXTERN int reg_recording INIT(= 0);	/* register for recording  or zero */
931 EXTERN int reg_executing INIT(= 0);	/* register being executed or zero */
932 
933 EXTERN int no_mapping INIT(= FALSE);	/* currently no mapping allowed */
934 EXTERN int no_zero_mapping INIT(= 0);	/* mapping zero not allowed */
935 EXTERN int allow_keys INIT(= FALSE);	/* allow key codes when no_mapping
936 					 * is set */
937 EXTERN int no_u_sync INIT(= 0);		/* Don't call u_sync() */
938 #ifdef FEAT_EVAL
939 EXTERN int u_sync_once INIT(= 0);	/* Call u_sync() once when evaluating
940 					   an expression. */
941 #endif
942 
943 EXTERN int restart_edit INIT(= 0);	/* call edit when next cmd finished */
944 EXTERN int arrow_used;			/* Normally FALSE, set to TRUE after
945 					 * hitting cursor key in insert mode.
946 					 * Used by vgetorpeek() to decide when
947 					 * to call u_sync() */
948 EXTERN int	ins_at_eol INIT(= FALSE); /* put cursor after eol when
949 					   restarting edit after CTRL-O */
950 #ifdef FEAT_INS_EXPAND
951 EXTERN char_u	*edit_submode INIT(= NULL); /* msg for CTRL-X submode */
952 EXTERN char_u	*edit_submode_pre INIT(= NULL); /* prepended to edit_submode */
953 EXTERN char_u	*edit_submode_extra INIT(= NULL);/* appended to edit_submode */
954 EXTERN hlf_T	edit_submode_highl;	/* highl. method for extra info */
955 #endif
956 
957 EXTERN int	no_abbr INIT(= TRUE);	/* TRUE when no abbreviations loaded */
958 
959 #ifdef USE_EXE_NAME
960 EXTERN char_u	*exe_name;		/* the name of the executable */
961 #endif
962 
963 #ifdef USE_ON_FLY_SCROLL
964 EXTERN int	dont_scroll INIT(= FALSE);/* don't use scrollbars when TRUE */
965 #endif
966 EXTERN int	mapped_ctrl_c INIT(= FALSE); /* modes where CTRL-C is mapped */
967 EXTERN int	ctrl_c_interrupts INIT(= TRUE);	/* CTRL-C sets got_int */
968 
969 EXTERN cmdmod_T	cmdmod;			/* Ex command modifiers */
970 
971 EXTERN int	msg_silent INIT(= 0);	/* don't print messages */
972 EXTERN int	emsg_silent INIT(= 0);	/* don't print error messages */
973 EXTERN int	emsg_noredir INIT(= 0);	/* don't redirect error messages */
974 EXTERN int	cmd_silent INIT(= FALSE); /* don't echo the command line */
975 
976 # define HAS_SWAP_EXISTS_ACTION
977 EXTERN int	swap_exists_action INIT(= SEA_NONE);
978 					/* For dialog when swap file already
979 					 * exists. */
980 EXTERN int	swap_exists_did_quit INIT(= FALSE);
981 					/* Selected "quit" at the dialog. */
982 
983 EXTERN char_u	*IObuff;		/* sprintf's are done in this buffer,
984 					   size is IOSIZE */
985 EXTERN char_u	*NameBuff;		/* file names are expanded in this
986 					 * buffer, size is MAXPATHL */
987 EXTERN char	msg_buf[MSG_BUF_LEN];	/* small buffer for messages */
988 
989 /* When non-zero, postpone redrawing. */
990 EXTERN int	RedrawingDisabled INIT(= 0);
991 
992 EXTERN int	readonlymode INIT(= FALSE); /* Set to TRUE for "view" */
993 EXTERN int	recoverymode INIT(= FALSE); /* Set to TRUE for "-r" option */
994 
995 EXTERN typebuf_T typebuf		/* typeahead buffer */
996 #ifdef DO_INIT
997 		    = {NULL, NULL, 0, 0, 0, 0, 0, 0, 0}
998 #endif
999 		    ;
1000 EXTERN int	ex_normal_busy INIT(= 0); /* recursiveness of ex_normal() */
1001 EXTERN int	ex_normal_lock INIT(= 0); /* forbid use of ex_normal() */
1002 #ifdef FEAT_EVAL
1003 EXTERN int	ignore_script INIT(= FALSE);  /* ignore script input */
1004 #endif
1005 EXTERN int	stop_insert_mode;	/* for ":stopinsert" and 'insertmode' */
1006 
1007 EXTERN int	KeyTyped;		/* TRUE if user typed current char */
1008 EXTERN int	KeyStuffed;		/* TRUE if current char from stuffbuf */
1009 #ifdef HAVE_INPUT_METHOD
1010 EXTERN int	vgetc_im_active;	/* Input Method was active for last
1011 					   character obtained from vgetc() */
1012 #endif
1013 EXTERN int	maptick INIT(= 0);	/* tick for each non-mapped char */
1014 
1015 EXTERN int	must_redraw INIT(= 0);	    /* type of redraw necessary */
1016 EXTERN int	skip_redraw INIT(= FALSE);  /* skip redraw once */
1017 EXTERN int	do_redraw INIT(= FALSE);    /* extra redraw once */
1018 
1019 EXTERN int	need_highlight_changed INIT(= TRUE);
1020 
1021 #define NSCRIPT 15
1022 EXTERN FILE	*scriptin[NSCRIPT];	    /* streams to read script from */
1023 EXTERN int	curscript INIT(= 0);	    /* index in scriptin[] */
1024 EXTERN FILE	*scriptout  INIT(= NULL);   /* stream to write script to */
1025 EXTERN int	read_cmd_fd INIT(= 0);	    /* fd to read commands from */
1026 
1027 /* volatile because it is used in signal handler catch_sigint(). */
1028 EXTERN volatile sig_atomic_t got_int INIT(= FALSE); /* set to TRUE when interrupt
1029 						signal occurred */
1030 #ifdef USE_TERM_CONSOLE
1031 EXTERN int	term_console INIT(= FALSE); /* set to TRUE when console used */
1032 #endif
1033 EXTERN int	termcap_active INIT(= FALSE);	/* set by starttermcap() */
1034 EXTERN int	cur_tmode INIT(= TMODE_COOK);	/* input terminal mode */
1035 EXTERN int	bangredo INIT(= FALSE);	    /* set to TRUE with ! command */
1036 EXTERN int	searchcmdlen;		    /* length of previous search cmd */
1037 #ifdef FEAT_SYN_HL
1038 EXTERN int	reg_do_extmatch INIT(= 0);  /* Used when compiling regexp:
1039 					     * REX_SET to allow \z\(...\),
1040 					     * REX_USE to allow \z\1 et al. */
1041 EXTERN reg_extmatch_T *re_extmatch_in INIT(= NULL); /* Used by vim_regexec():
1042 					     * strings for \z\1...\z\9 */
1043 EXTERN reg_extmatch_T *re_extmatch_out INIT(= NULL); /* Set by vim_regexec()
1044 					     * to store \z\(...\) matches */
1045 #endif
1046 
1047 EXTERN int	did_outofmem_msg INIT(= FALSE);
1048 					    /* set after out of memory msg */
1049 EXTERN int	did_swapwrite_msg INIT(= FALSE);
1050 					    /* set after swap write error msg */
1051 EXTERN int	undo_off INIT(= FALSE);	    /* undo switched off for now */
1052 EXTERN int	global_busy INIT(= 0);	    /* set when :global is executing */
1053 EXTERN int	listcmd_busy INIT(= FALSE); /* set when :argdo, :windo or
1054 					       :bufdo is executing */
1055 EXTERN int	need_start_insertmode INIT(= FALSE);
1056 					    /* start insert mode soon */
1057 EXTERN char_u	*last_cmdline INIT(= NULL); /* last command line (for ":) */
1058 EXTERN char_u	*repeat_cmdline INIT(= NULL); /* command line for "." */
1059 #ifdef FEAT_CMDHIST
1060 EXTERN char_u	*new_last_cmdline INIT(= NULL);	/* new value for last_cmdline */
1061 #endif
1062 EXTERN char_u	*autocmd_fname INIT(= NULL); /* fname for <afile> on cmdline */
1063 EXTERN int	autocmd_fname_full;	     /* autocmd_fname is full path */
1064 EXTERN int	autocmd_bufnr INIT(= 0);     /* fnum for <abuf> on cmdline */
1065 EXTERN char_u	*autocmd_match INIT(= NULL); /* name for <amatch> on cmdline */
1066 EXTERN int	did_cursorhold INIT(= FALSE); /* set when CursorHold t'gerd */
1067 EXTERN pos_T	last_cursormoved	      /* for CursorMoved event */
1068 # ifdef DO_INIT
1069 			= {0, 0, 0}
1070 # endif
1071 			;
1072 
1073 EXTERN int	postponed_split INIT(= 0);  /* for CTRL-W CTRL-] command */
1074 EXTERN int	postponed_split_flags INIT(= 0);  /* args for win_split() */
1075 EXTERN int	postponed_split_tab INIT(= 0);  /* cmdmod.tab */
1076 #ifdef FEAT_QUICKFIX
1077 EXTERN int	g_do_tagpreview INIT(= 0);  /* for tag preview commands:
1078 					       height of preview window */
1079 #endif
1080 EXTERN int	replace_offset INIT(= 0);   /* offset for replace_push() */
1081 
1082 EXTERN char_u	*escape_chars INIT(= (char_u *)" \t\\\"|");
1083 					    /* need backslash in cmd line */
1084 
1085 EXTERN int	keep_help_flag INIT(= FALSE); /* doing :ta from help file */
1086 
1087 /*
1088  * When a string option is NULL (which only happens in out-of-memory
1089  * situations), it is set to empty_option, to avoid having to check for NULL
1090  * everywhere.
1091  */
1092 EXTERN char_u	*empty_option INIT(= (char_u *)"");
1093 
1094 EXTERN int  redir_off INIT(= FALSE);	/* no redirection for a moment */
1095 EXTERN FILE *redir_fd INIT(= NULL);	/* message redirection file */
1096 #ifdef FEAT_EVAL
1097 EXTERN int  redir_reg INIT(= 0);	/* message redirection register */
1098 EXTERN int  redir_vname INIT(= 0);	/* message redirection variable */
1099 EXTERN int  redir_execute INIT(= 0);	/* execute() redirection */
1100 #endif
1101 
1102 #ifdef FEAT_LANGMAP
1103 EXTERN char_u	langmap_mapchar[256];	/* mapping for language keys */
1104 #endif
1105 
1106 #ifdef FEAT_WILDMENU
1107 EXTERN int  save_p_ls INIT(= -1);	/* Save 'laststatus' setting */
1108 EXTERN int  save_p_wmh INIT(= -1);	/* Save 'winminheight' setting */
1109 EXTERN int  wild_menu_showing INIT(= 0);
1110 # define WM_SHOWN	1		/* wildmenu showing */
1111 # define WM_SCROLLED	2		/* wildmenu showing with scroll */
1112 #endif
1113 
1114 #ifdef MSWIN
1115 EXTERN char_u	toupper_tab[256];	/* table for toupper() */
1116 EXTERN char_u	tolower_tab[256];	/* table for tolower() */
1117 #endif
1118 
1119 #ifdef FEAT_LINEBREAK
1120 EXTERN char	breakat_flags[256];	/* which characters are in 'breakat' */
1121 #endif
1122 
1123 /* These are in version.c, call init_longVersion() before use. */
1124 extern char *Version;
1125 #if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
1126 extern char longVersion[];
1127 #else
1128 EXTERN char *longVersion;
1129 #endif
1130 
1131 /*
1132  * Some file names are stored in pathdef.c, which is generated from the
1133  * Makefile to make their value depend on the Makefile.
1134  */
1135 #ifdef HAVE_PATHDEF
1136 extern char_u *default_vim_dir;
1137 extern char_u *default_vimruntime_dir;
1138 extern char_u *all_cflags;
1139 extern char_u *all_lflags;
1140 # ifdef VMS
1141 extern char_u *compiler_version;
1142 extern char_u *compiled_arch;
1143 # endif
1144 extern char_u *compiled_user;
1145 extern char_u *compiled_sys;
1146 #endif
1147 
1148 /* When a window has a local directory, the absolute path of the global
1149  * current directory is stored here (in allocated memory).  If the current
1150  * directory is not a local directory, globaldir is NULL. */
1151 EXTERN char_u	*globaldir INIT(= NULL);
1152 
1153 /* Characters from 'listchars' option */
1154 EXTERN int	lcs_eol INIT(= '$');
1155 EXTERN int	lcs_ext INIT(= NUL);
1156 EXTERN int	lcs_prec INIT(= NUL);
1157 EXTERN int	lcs_nbsp INIT(= NUL);
1158 EXTERN int	lcs_space INIT(= NUL);
1159 EXTERN int	lcs_tab1 INIT(= NUL);
1160 EXTERN int	lcs_tab2 INIT(= NUL);
1161 EXTERN int	lcs_tab3 INIT(= NUL);
1162 EXTERN int	lcs_trail INIT(= NUL);
1163 #ifdef FEAT_CONCEAL
1164 EXTERN int	lcs_conceal INIT(= ' ');
1165 #endif
1166 
1167 /* Characters from 'fillchars' option */
1168 EXTERN int	fill_stl INIT(= ' ');
1169 EXTERN int	fill_stlnc INIT(= ' ');
1170 EXTERN int	fill_vert INIT(= ' ');
1171 EXTERN int	fill_fold INIT(= '-');
1172 EXTERN int	fill_diff INIT(= '-');
1173 
1174 #ifdef FEAT_FOLDING
1175 EXTERN int	disable_fold_update INIT(= 0);
1176 #endif
1177 
1178 /* Whether 'keymodel' contains "stopsel" and "startsel". */
1179 EXTERN int	km_stopsel INIT(= FALSE);
1180 EXTERN int	km_startsel INIT(= FALSE);
1181 
1182 #ifdef FEAT_CMDWIN
1183 EXTERN int	cedit_key INIT(= -1);	/* key value of 'cedit' option */
1184 EXTERN int	cmdwin_type INIT(= 0);	/* type of cmdline window or 0 */
1185 EXTERN int	cmdwin_result INIT(= 0); /* result of cmdline window or 0 */
1186 #endif
1187 
1188 EXTERN char_u no_lines_msg[]	INIT(= N_("--No lines in buffer--"));
1189 
1190 /*
1191  * When ":global" is used to number of substitutions and changed lines is
1192  * accumulated until it's finished.
1193  * Also used for ":spellrepall".
1194  */
1195 EXTERN long	sub_nsubs;	/* total number of substitutions */
1196 EXTERN linenr_T	sub_nlines;	/* total number of lines changed */
1197 
1198 /* table to store parsed 'wildmode' */
1199 EXTERN char_u	wim_flags[4];
1200 
1201 #if defined(FEAT_TITLE) && defined(FEAT_STL_OPT)
1202 /* whether titlestring and iconstring contains statusline syntax */
1203 # define STL_IN_ICON	1
1204 # define STL_IN_TITLE	2
1205 EXTERN int      stl_syntax INIT(= 0);
1206 #endif
1207 
1208 #ifdef FEAT_SEARCH_EXTRA
1209 /* don't use 'hlsearch' temporarily */
1210 EXTERN int	no_hlsearch INIT(= FALSE);
1211 #endif
1212 
1213 #if defined(FEAT_BEVAL) && !defined(NO_X11_INCLUDES)
1214 EXTERN BalloonEval	*balloonEval INIT(= NULL);
1215 EXTERN int		balloonEvalForTerm INIT(= FALSE);
1216 # if defined(FEAT_NETBEANS_INTG)
1217 EXTERN int bevalServers INIT(= 0);
1218 #  define BEVAL_NETBEANS		0x01
1219 # endif
1220 #endif
1221 
1222 #ifdef CURSOR_SHAPE
1223 /* the table is in misc2.c, because of initializations */
1224 extern cursorentry_T shape_table[SHAPE_IDX_COUNT];
1225 #endif
1226 
1227 #ifdef FEAT_PRINTER
1228 /*
1229  * Printer stuff shared between hardcopy.c and machine-specific printing code.
1230  */
1231 # define OPT_PRINT_TOP		0
1232 # define OPT_PRINT_BOT		1
1233 # define OPT_PRINT_LEFT		2
1234 # define OPT_PRINT_RIGHT	3
1235 # define OPT_PRINT_HEADERHEIGHT	4
1236 # define OPT_PRINT_SYNTAX	5
1237 # define OPT_PRINT_NUMBER	6
1238 # define OPT_PRINT_WRAP		7
1239 # define OPT_PRINT_DUPLEX	8
1240 # define OPT_PRINT_PORTRAIT	9
1241 # define OPT_PRINT_PAPER	10
1242 # define OPT_PRINT_COLLATE	11
1243 # define OPT_PRINT_JOBSPLIT	12
1244 # define OPT_PRINT_FORMFEED	13
1245 
1246 # define OPT_PRINT_NUM_OPTIONS	14
1247 
1248 EXTERN option_table_T printer_opts[OPT_PRINT_NUM_OPTIONS]
1249 # ifdef DO_INIT
1250  =
1251 {
1252     {"top",	TRUE, 0, NULL, 0, FALSE},
1253     {"bottom",	TRUE, 0, NULL, 0, FALSE},
1254     {"left",	TRUE, 0, NULL, 0, FALSE},
1255     {"right",	TRUE, 0, NULL, 0, FALSE},
1256     {"header",	TRUE, 0, NULL, 0, FALSE},
1257     {"syntax",	FALSE, 0, NULL, 0, FALSE},
1258     {"number",	FALSE, 0, NULL, 0, FALSE},
1259     {"wrap",	FALSE, 0, NULL, 0, FALSE},
1260     {"duplex",	FALSE, 0, NULL, 0, FALSE},
1261     {"portrait", FALSE, 0, NULL, 0, FALSE},
1262     {"paper",	FALSE, 0, NULL, 0, FALSE},
1263     {"collate",	FALSE, 0, NULL, 0, FALSE},
1264     {"jobsplit", FALSE, 0, NULL, 0, FALSE},
1265     {"formfeed", FALSE, 0, NULL, 0, FALSE},
1266 }
1267 # endif
1268 ;
1269 
1270 /* For prt_get_unit(). */
1271 # define PRT_UNIT_NONE	-1
1272 # define PRT_UNIT_PERC	0
1273 # define PRT_UNIT_INCH	1
1274 # define PRT_UNIT_MM	2
1275 # define PRT_UNIT_POINT	3
1276 # define PRT_UNIT_NAMES {"pc", "in", "mm", "pt"}
1277 #endif
1278 
1279 #if (defined(FEAT_PRINTER) && defined(FEAT_STL_OPT)) \
1280 	    || defined(FEAT_GUI_TABLINE)
1281 /* Page number used for %N in 'pageheader' and 'guitablabel'. */
1282 EXTERN linenr_T printer_page_num;
1283 #endif
1284 
1285 #ifdef FEAT_XCLIPBOARD
1286 EXTERN char	*xterm_display INIT(= NULL);	/* xterm display name; points
1287 						   into argv[] */
1288 EXTERN Display	*xterm_dpy INIT(= NULL);	/* xterm display pointer */
1289 #endif
1290 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11)
1291 EXTERN XtAppContext app_context INIT(= (XtAppContext)NULL);
1292 #endif
1293 
1294 #ifdef FEAT_GUI_GTK
1295 EXTERN guint32	gtk_socket_id INIT(= 0);
1296 EXTERN int	echo_wid_arg INIT(= FALSE);	/* --echo-wid argument */
1297 #endif
1298 
1299 #ifdef FEAT_GUI_W32
1300 /*
1301  * The value of the --windowid argument.
1302  * For embedding gvim inside another application.
1303  */
1304 EXTERN long_u	win_socket_id INIT(= 0);
1305 #endif
1306 
1307 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL)
1308 EXTERN int	typebuf_was_filled INIT(= FALSE); /* received text from client
1309 						     or from feedkeys() */
1310 #endif
1311 
1312 #ifdef FEAT_CLIENTSERVER
1313 EXTERN char_u	*serverName INIT(= NULL);	/* name of the server */
1314 # ifdef FEAT_X11
1315 EXTERN Window	commWindow INIT(= None);
1316 EXTERN Window	clientWindow INIT(= None);
1317 EXTERN Atom	commProperty INIT(= None);
1318 EXTERN char_u	*serverDelayedStartName INIT(= NULL);
1319 # else
1320 #  ifdef PROTO
1321 typedef int HWND;
1322 #  endif
1323 EXTERN HWND	clientWindow INIT(= 0);
1324 # endif
1325 #endif
1326 
1327 #if defined(UNIX) || defined(VMS)
1328 EXTERN int	term_is_xterm INIT(= FALSE);	/* xterm-like 'term' */
1329 #endif
1330 
1331 #ifdef BACKSLASH_IN_FILENAME
1332 EXTERN char	psepc INIT(= '\\');	/* normal path separator character */
1333 EXTERN char	psepcN INIT(= '/');	/* abnormal path separator character */
1334 /* normal path separator string */
1335 EXTERN char	pseps[2] INIT(= {'\\' COMMA 0});
1336 #endif
1337 
1338 /* Set to TRUE when an operator is being executed with virtual editing, MAYBE
1339  * when no operator is being executed, FALSE otherwise. */
1340 EXTERN int	virtual_op INIT(= MAYBE);
1341 
1342 #ifdef FEAT_SYN_HL
1343 /* Display tick, incremented for each call to update_screen() */
1344 EXTERN disptick_T	display_tick INIT(= 0);
1345 #endif
1346 
1347 #ifdef FEAT_SPELL
1348 /* Line in which spell checking wasn't highlighted because it touched the
1349  * cursor position in Insert mode. */
1350 EXTERN linenr_T		spell_redraw_lnum INIT(= 0);
1351 #endif
1352 
1353 #ifdef FEAT_CONCEAL
1354 /* Set when the cursor line needs to be redrawn. */
1355 EXTERN int		need_cursor_line_redraw INIT(= FALSE);
1356 #endif
1357 
1358 #ifdef USE_MCH_ERRMSG
1359 /* Grow array to collect error messages in until they can be displayed. */
1360 EXTERN garray_T error_ga
1361 # ifdef DO_INIT
1362 	= {0, 0, 0, 0, NULL}
1363 # endif
1364 	;
1365 #endif
1366 
1367 #ifdef FEAT_NETBEANS_INTG
1368 EXTERN char *netbeansArg INIT(= NULL);	/* the -nb[:host:port:passwd] arg */
1369 EXTERN int netbeansFireChanges INIT(= 1); /* send buffer changes if != 0 */
1370 EXTERN int netbeansForcedQuit INIT(= 0);/* don't write modified files */
1371 EXTERN int netbeansReadFile INIT(= 1);	/* OK to read from disk if != 0 */
1372 EXTERN int netbeansSuppressNoLines INIT(= 0); /* skip "No lines in buffer" */
1373 #endif
1374 
1375 /*
1376  * The error messages that can be shared are included here.
1377  * Excluded are errors that are only used once and debugging messages.
1378  */
1379 EXTERN char e_abort[]		INIT(= N_("E470: Command aborted"));
1380 EXTERN char e_argreq[]	INIT(= N_("E471: Argument required"));
1381 EXTERN char e_backslash[]	INIT(= N_("E10: \\ should be followed by /, ? or &"));
1382 #ifdef FEAT_CMDWIN
1383 EXTERN char e_cmdwin[]	INIT(= N_("E11: Invalid in command-line window; <CR> executes, CTRL-C quits"));
1384 #endif
1385 EXTERN char e_curdir[]	INIT(= N_("E12: Command not allowed from exrc/vimrc in current dir or tag search"));
1386 #ifdef FEAT_EVAL
1387 EXTERN char e_endif[]		INIT(= N_("E171: Missing :endif"));
1388 EXTERN char e_endtry[]	INIT(= N_("E600: Missing :endtry"));
1389 EXTERN char e_endwhile[]	INIT(= N_("E170: Missing :endwhile"));
1390 EXTERN char e_endfor[]	INIT(= N_("E170: Missing :endfor"));
1391 EXTERN char e_while[]		INIT(= N_("E588: :endwhile without :while"));
1392 EXTERN char e_for[]		INIT(= N_("E588: :endfor without :for"));
1393 #endif
1394 EXTERN char e_exists[]	INIT(= N_("E13: File exists (add ! to override)"));
1395 EXTERN char e_failed[]	INIT(= N_("E472: Command failed"));
1396 #if defined(FEAT_GUI) && defined(FEAT_XFONTSET)
1397 EXTERN char e_fontset[]	INIT(= N_("E234: Unknown fontset: %s"));
1398 #endif
1399 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \
1400 	|| defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MSWIN)
1401 EXTERN char e_font[]		INIT(= N_("E235: Unknown font: %s"));
1402 #endif
1403 #if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)
1404 EXTERN char e_fontwidth[]	INIT(= N_("E236: Font \"%s\" is not fixed-width"));
1405 #endif
1406 EXTERN char e_internal[]	INIT(= N_("E473: Internal error"));
1407 EXTERN char e_intern2[]	INIT(= N_("E685: Internal error: %s"));
1408 EXTERN char e_interr[]	INIT(= N_("Interrupted"));
1409 EXTERN char e_invaddr[]	INIT(= N_("E14: Invalid address"));
1410 EXTERN char e_invarg[]	INIT(= N_("E474: Invalid argument"));
1411 EXTERN char e_invarg2[]	INIT(= N_("E475: Invalid argument: %s"));
1412 EXTERN char e_invargval[]	INIT(= N_("E475: Invalid value for argument %s"));
1413 EXTERN char e_invargNval[]	INIT(= N_("E475: Invalid value for argument %s: %s"));
1414 #ifdef FEAT_EVAL
1415 EXTERN char e_invexpr2[]	INIT(= N_("E15: Invalid expression: %s"));
1416 #endif
1417 EXTERN char e_invrange[]	INIT(= N_("E16: Invalid range"));
1418 EXTERN char e_invcmd[]	INIT(= N_("E476: Invalid command"));
1419 #if defined(UNIX) || defined(FEAT_SYN_HL) || defined(FEAT_SPELL)
1420 EXTERN char e_isadir2[]	INIT(= N_("E17: \"%s\" is a directory"));
1421 #endif
1422 #ifdef FEAT_LIBCALL
1423 EXTERN char e_libcall[]	INIT(= N_("E364: Library call failed for \"%s()\""));
1424 #endif
1425 #ifdef HAVE_FSYNC
1426 EXTERN char e_fsync[]		INIT(= N_("E667: Fsync failed"));
1427 #endif
1428 #if defined(DYNAMIC_PERL) \
1429 	|| defined(DYNAMIC_PYTHON) || defined(DYNAMIC_PYTHON3) \
1430 	|| defined(DYNAMIC_RUBY) \
1431 	|| defined(DYNAMIC_TCL) \
1432 	|| defined(DYNAMIC_ICONV) \
1433 	|| defined(DYNAMIC_GETTEXT) \
1434 	|| defined(DYNAMIC_MZSCHEME) \
1435 	|| defined(DYNAMIC_LUA) \
1436 	|| defined(FEAT_TERMINAL)
1437 EXTERN char e_loadlib[]	INIT(= N_("E370: Could not load library %s"));
1438 EXTERN char e_loadfunc[]	INIT(= N_("E448: Could not load library function %s"));
1439 #endif
1440 EXTERN char e_markinval[]	INIT(= N_("E19: Mark has invalid line number"));
1441 EXTERN char e_marknotset[]	INIT(= N_("E20: Mark not set"));
1442 EXTERN char e_modifiable[]	INIT(= N_("E21: Cannot make changes, 'modifiable' is off"));
1443 EXTERN char e_nesting[]	INIT(= N_("E22: Scripts nested too deep"));
1444 EXTERN char e_noalt[]		INIT(= N_("E23: No alternate file"));
1445 EXTERN char e_noabbr[]	INIT(= N_("E24: No such abbreviation"));
1446 EXTERN char e_nobang[]	INIT(= N_("E477: No ! allowed"));
1447 #ifndef FEAT_GUI
1448 EXTERN char e_nogvim[]	INIT(= N_("E25: GUI cannot be used: Not enabled at compile time"));
1449 #endif
1450 #ifndef FEAT_RIGHTLEFT
1451 EXTERN char e_nohebrew[]	INIT(= N_("E26: Hebrew cannot be used: Not enabled at compile time\n"));
1452 #endif
1453 #ifndef FEAT_FKMAP
1454 EXTERN char e_nofarsi[]	INIT(= N_("E27: Farsi cannot be used: Not enabled at compile time\n"));
1455 #endif
1456 #ifndef FEAT_ARABIC
1457 EXTERN char e_noarabic[]	INIT(= N_("E800: Arabic cannot be used: Not enabled at compile time\n"));
1458 #endif
1459 #if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_SYN_HL)
1460 EXTERN char e_nogroup[]	INIT(= N_("E28: No such highlight group name: %s"));
1461 #endif
1462 EXTERN char e_noinstext[]	INIT(= N_("E29: No inserted text yet"));
1463 EXTERN char e_nolastcmd[]	INIT(= N_("E30: No previous command line"));
1464 EXTERN char e_nomap[]		INIT(= N_("E31: No such mapping"));
1465 EXTERN char e_nomatch[]	INIT(= N_("E479: No match"));
1466 EXTERN char e_nomatch2[]	INIT(= N_("E480: No match: %s"));
1467 EXTERN char e_noname[]	INIT(= N_("E32: No file name"));
1468 EXTERN char e_nopresub[]	INIT(= N_("E33: No previous substitute regular expression"));
1469 EXTERN char e_noprev[]	INIT(= N_("E34: No previous command"));
1470 EXTERN char e_noprevre[]	INIT(= N_("E35: No previous regular expression"));
1471 EXTERN char e_norange[]	INIT(= N_("E481: No range allowed"));
1472 EXTERN char e_noroom[]	INIT(= N_("E36: Not enough room"));
1473 #ifdef FEAT_CLIENTSERVER
1474 EXTERN char e_noserver[]	INIT(= N_("E247: no registered server named \"%s\""));
1475 #endif
1476 EXTERN char e_notcreate[]	INIT(= N_("E482: Can't create file %s"));
1477 EXTERN char e_notmp[]		INIT(= N_("E483: Can't get temp file name"));
1478 EXTERN char e_notopen[]	INIT(= N_("E484: Can't open file %s"));
1479 EXTERN char e_notread[]	INIT(= N_("E485: Can't read file %s"));
1480 EXTERN char e_null[]		INIT(= N_("E38: Null argument"));
1481 #if defined(FEAT_DIGRAPHS) || defined(FEAT_TIMERS)
1482 EXTERN char e_number_exp[]	INIT(= N_("E39: Number expected"));
1483 #endif
1484 #ifdef FEAT_QUICKFIX
1485 EXTERN char e_openerrf[]	INIT(= N_("E40: Can't open errorfile %s"));
1486 #endif
1487 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
1488 EXTERN char e_opendisp[]	INIT(= N_("E233: cannot open display"));
1489 #endif
1490 EXTERN char e_outofmem[]	INIT(= N_("E41: Out of memory!"));
1491 #ifdef FEAT_INS_EXPAND
1492 EXTERN char e_patnotf[]	INIT(= N_("Pattern not found"));
1493 #endif
1494 EXTERN char e_patnotf2[]	INIT(= N_("E486: Pattern not found: %s"));
1495 EXTERN char e_positive[]	INIT(= N_("E487: Argument must be positive"));
1496 #if defined(UNIX) || defined(FEAT_SESSION)
1497 EXTERN char e_prev_dir[]	INIT(= N_("E459: Cannot go back to previous directory"));
1498 #endif
1499 
1500 #ifdef FEAT_QUICKFIX
1501 EXTERN char e_quickfix[]	INIT(= N_("E42: No Errors"));
1502 EXTERN char e_loclist[]	INIT(= N_("E776: No location list"));
1503 #endif
1504 EXTERN char e_re_damg[]	INIT(= N_("E43: Damaged match string"));
1505 EXTERN char e_re_corr[]	INIT(= N_("E44: Corrupted regexp program"));
1506 EXTERN char e_readonly[]	INIT(= N_("E45: 'readonly' option is set (add ! to override)"));
1507 #ifdef FEAT_EVAL
1508 EXTERN char e_readonlyvar[]	INIT(= N_("E46: Cannot change read-only variable \"%s\""));
1509 EXTERN char e_readonlysbx[]	INIT(= N_("E794: Cannot set variable in the sandbox: \"%s\""));
1510 EXTERN char e_emptykey[]	INIT(= N_("E713: Cannot use empty key for Dictionary"));
1511 EXTERN char e_dictreq[]	INIT(= N_("E715: Dictionary required"));
1512 EXTERN char e_listidx[]	INIT(= N_("E684: list index out of range: %ld"));
1513 EXTERN char e_blobidx[]	INIT(= N_("E979: Blob index out of range: %ld"));
1514 EXTERN char e_invalblob[]	INIT(= N_("E978: Invalid operation for Blob"));
1515 EXTERN char e_toomanyarg[]	INIT(= N_("E118: Too many arguments for function: %s"));
1516 EXTERN char e_dictkey[]	INIT(= N_("E716: Key not present in Dictionary: %s"));
1517 EXTERN char e_listreq[]	INIT(= N_("E714: List required"));
1518 EXTERN char e_listblobreq[]	INIT(= N_("E897: List or Blob required"));
1519 EXTERN char e_listdictarg[]	INIT(= N_("E712: Argument of %s must be a List or Dictionary"));
1520 EXTERN char e_listdictblobarg[]	INIT(= N_("E896: Argument of %s must be a List, Dictionary or Blob"));
1521 #endif
1522 #ifdef FEAT_QUICKFIX
1523 EXTERN char e_readerrf[]	INIT(= N_("E47: Error while reading errorfile"));
1524 #endif
1525 #ifdef HAVE_SANDBOX
1526 EXTERN char e_sandbox[]	INIT(= N_("E48: Not allowed in sandbox"));
1527 #endif
1528 EXTERN char e_secure[]	INIT(= N_("E523: Not allowed here"));
1529 #if defined(AMIGA) || defined(MACOS_X) || defined(MSWIN)  \
1530 	|| defined(UNIX) || defined(VMS)
1531 EXTERN char e_screenmode[]	INIT(= N_("E359: Screen mode setting not supported"));
1532 #endif
1533 EXTERN char e_scroll[]	INIT(= N_("E49: Invalid scroll size"));
1534 EXTERN char e_shellempty[]	INIT(= N_("E91: 'shell' option is empty"));
1535 #if defined(FEAT_SIGN_ICONS) && !defined(FEAT_GUI_GTK)
1536 EXTERN char e_signdata[]	INIT(= N_("E255: Couldn't read in sign data!"));
1537 #endif
1538 EXTERN char e_swapclose[]	INIT(= N_("E72: Close error on swap file"));
1539 EXTERN char e_tagstack[]	INIT(= N_("E73: tag stack empty"));
1540 EXTERN char e_toocompl[]	INIT(= N_("E74: Command too complex"));
1541 EXTERN char e_longname[]	INIT(= N_("E75: Name too long"));
1542 EXTERN char e_toomsbra[]	INIT(= N_("E76: Too many ["));
1543 EXTERN char e_toomany[]	INIT(= N_("E77: Too many file names"));
1544 EXTERN char e_trailing[]	INIT(= N_("E488: Trailing characters"));
1545 EXTERN char e_umark[]		INIT(= N_("E78: Unknown mark"));
1546 EXTERN char e_wildexpand[]	INIT(= N_("E79: Cannot expand wildcards"));
1547 EXTERN char e_winheight[]	INIT(= N_("E591: 'winheight' cannot be smaller than 'winminheight'"));
1548 EXTERN char e_winwidth[]	INIT(= N_("E592: 'winwidth' cannot be smaller than 'winminwidth'"));
1549 EXTERN char e_write[]		INIT(= N_("E80: Error while writing"));
1550 EXTERN char e_zerocount[]	INIT(= N_("E939: Positive count required"));
1551 #ifdef FEAT_EVAL
1552 EXTERN char e_usingsid[]	INIT(= N_("E81: Using <SID> not in a script context"));
1553 #endif
1554 #ifdef FEAT_CLIENTSERVER
1555 EXTERN char e_invexprmsg[]	INIT(= N_("E449: Invalid expression received"));
1556 #endif
1557 #ifdef FEAT_NETBEANS_INTG
1558 EXTERN char e_guarded[]	INIT(= N_("E463: Region is guarded, cannot modify"));
1559 EXTERN char e_nbreadonly[]	INIT(= N_("E744: NetBeans does not allow changes in read-only files"));
1560 #endif
1561 EXTERN char e_maxmempat[]	INIT(= N_("E363: pattern uses more memory than 'maxmempattern'"));
1562 EXTERN char e_emptybuf[]	INIT(= N_("E749: empty buffer"));
1563 EXTERN char e_nobufnr[]	INIT(= N_("E86: Buffer %ld does not exist"));
1564 
1565 EXTERN char e_invalpat[]	INIT(= N_("E682: Invalid search pattern or delimiter"));
1566 EXTERN char e_bufloaded[]	INIT(= N_("E139: File is loaded in another buffer"));
1567 #if defined(FEAT_SYN_HL) || \
1568 	(defined(FEAT_INS_EXPAND) && defined(FEAT_COMPL_FUNC))
1569 EXTERN char e_notset[]	INIT(= N_("E764: Option '%s' is not set"));
1570 #endif
1571 #ifndef FEAT_CLIPBOARD
1572 EXTERN char e_invalidreg[]    INIT(= N_("E850: Invalid register name"));
1573 #endif
1574 EXTERN char e_dirnotf[]	INIT(= N_("E919: Directory not found in '%s': \"%s\""));
1575 EXTERN char e_au_recursive[]	INIT(= N_("E952: Autocommand caused recursive behavior"));
1576 #ifdef FEAT_MENU
1577 EXTERN char e_menuothermode[] INIT(= N_("E328: Menu only exists in another mode"));
1578 #endif
1579 
1580 #ifdef FEAT_GUI_MAC
1581 EXTERN short disallow_gui	INIT(= FALSE);
1582 #endif
1583 
1584 EXTERN char top_bot_msg[] INIT(= N_("search hit TOP, continuing at BOTTOM"));
1585 EXTERN char bot_top_msg[] INIT(= N_("search hit BOTTOM, continuing at TOP"));
1586 
1587 #ifdef FEAT_CRYPT
1588 EXTERN char need_key_msg[] INIT(= N_("Need encryption key for \"%s\""));
1589 #endif
1590 
1591 /*
1592  * Comms. with the session manager (XSMP)
1593  */
1594 #ifdef USE_XSMP
1595 EXTERN int xsmp_icefd INIT(= -1);   /* The actual connection */
1596 #endif
1597 
1598 /* For undo we need to know the lowest time possible. */
1599 EXTERN time_T starttime;
1600 
1601 #ifdef STARTUPTIME
1602 EXTERN FILE *time_fd INIT(= NULL);  /* where to write startup timing */
1603 #endif
1604 
1605 /*
1606  * Some compilers warn for not using a return value, but in some situations we
1607  * can't do anything useful with the value.  Assign to this variable to avoid
1608  * the warning.
1609  */
1610 EXTERN int vim_ignored;
1611 EXTERN char *vim_ignoredp;
1612 
1613 #ifdef FEAT_EVAL
1614 /* set by alloc_fail(): ID */
1615 EXTERN alloc_id_T  alloc_fail_id INIT(= aid_none);
1616 /* set by alloc_fail(), when zero alloc() returns NULL */
1617 EXTERN int  alloc_fail_countdown INIT(= -1);
1618 /* set by alloc_fail(), number of times alloc() returns NULL */
1619 EXTERN int  alloc_fail_repeat INIT(= 0);
1620 
1621 /* flags set by test_override() */
1622 EXTERN int  disable_char_avail_for_testing INIT(= FALSE);
1623 EXTERN int  disable_redraw_for_testing INIT(= FALSE);
1624 EXTERN int  ignore_redraw_flag_for_testing INIT(= FALSE);
1625 EXTERN int  nfa_fail_for_testing INIT(= FALSE);
1626 
1627 EXTERN int  in_free_unref_items INIT(= FALSE);
1628 #endif
1629 
1630 #ifdef FEAT_TIMERS
1631 EXTERN int  did_add_timer INIT(= FALSE);
1632 EXTERN int  timer_busy INIT(= 0);   /* when timer is inside vgetc() then > 0 */
1633 #endif
1634 
1635 #ifdef FEAT_BEVAL_TERM
1636 EXTERN int  bevalexpr_due_set INIT(= FALSE);
1637 EXTERN proftime_T bevalexpr_due;
1638 #endif
1639 
1640 #ifdef FEAT_EVAL
1641 EXTERN time_T time_for_testing INIT(= 0);
1642 
1643 /* Abort conversion to string after a recursion error. */
1644 EXTERN int  did_echo_string_emsg INIT(= FALSE);
1645 
1646 /* Used for checking if local variables or arguments used in a lambda. */
1647 EXTERN int *eval_lavars_used INIT(= NULL);
1648 #endif
1649 
1650 #ifdef WIN3264
1651 EXTERN int ctrl_break_was_pressed INIT(= FALSE);
1652 #endif
1653 
1654 #ifdef FEAT_TEXT_PROP
1655 EXTERN int text_prop_frozen INIT(= 0);
1656 #endif
1657 
1658 /*
1659  * Optional Farsi support.  Include it here, so EXTERN and INIT are defined.
1660  */
1661 #ifdef FEAT_FKMAP
1662 # include "farsi.h"
1663 #endif
1664 
1665 /*
1666  * Optional Arabic support. Include it here, so EXTERN and INIT are defined.
1667  */
1668 #ifdef FEAT_ARABIC
1669 # include "arabic.h"
1670 #endif
1671