xref: /vim-8.2.3635/src/main.c (revision bc2eada5)
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  * See README.txt for an overview of the Vim source code.
8  */
9 
10 #define EXTERN
11 #include "vim.h"
12 
13 #ifdef __CYGWIN__
14 # ifndef WIN32
15 #  include <cygwin/version.h>
16 #  include <sys/cygwin.h>	/* for cygwin_conv_to_posix_path() and/or
17 				 * cygwin_conv_path() */
18 # endif
19 # include <limits.h>
20 #endif
21 
22 #if defined(WIN3264) && !defined(FEAT_GUI_W32)
23 # include "iscygpty.h"
24 #endif
25 
26 /* Values for edit_type. */
27 #define EDIT_NONE   0	    /* no edit type yet */
28 #define EDIT_FILE   1	    /* file name argument[s] given, use argument list */
29 #define EDIT_STDIN  2	    /* read file from stdin */
30 #define EDIT_TAG    3	    /* tag name argument given, use tagname */
31 #define EDIT_QF	    4	    /* start in quickfix mode */
32 
33 #if (defined(UNIX) || defined(VMS)) && !defined(NO_VIM_MAIN)
34 static int file_owned(char *fname);
35 #endif
36 static void mainerr(int, char_u *);
37 # if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
38 static void init_locale(void);
39 # endif
40 static void early_arg_scan(mparm_T *parmp);
41 #ifndef NO_VIM_MAIN
42 static void main_msg(char *s);
43 static void usage(void);
44 static int get_number_arg(char_u *p, int *idx, int def);
45 static void parse_command_name(mparm_T *parmp);
46 static void command_line_scan(mparm_T *parmp);
47 static void check_tty(mparm_T *parmp);
48 static void read_stdin(void);
49 static void create_windows(mparm_T *parmp);
50 # ifdef FEAT_WINDOWS
51 static void edit_buffers(mparm_T *parmp, char_u *cwd);
52 # endif
53 static void exe_pre_commands(mparm_T *parmp);
54 static void exe_commands(mparm_T *parmp);
55 static void source_startup_scripts(mparm_T *parmp);
56 static void main_start_gui(void);
57 # if defined(HAS_SWAP_EXISTS_ACTION)
58 static void check_swap_exists_action(void);
59 # endif
60 # if defined(FEAT_CLIENTSERVER) || defined(PROTO)
61 static void exec_on_server(mparm_T *parmp);
62 static void prepare_server(mparm_T *parmp);
63 static void cmdsrv_main(int *argc, char **argv, char_u *serverName_arg, char_u **serverStr);
64 static char_u *serverMakeName(char_u *arg, char *cmd);
65 # endif
66 #endif
67 
68 
69 /*
70  * Different types of error messages.
71  */
72 static char *(main_errors[]) =
73 {
74     N_("Unknown option argument"),
75 #define ME_UNKNOWN_OPTION	0
76     N_("Too many edit arguments"),
77 #define ME_TOO_MANY_ARGS	1
78     N_("Argument missing after"),
79 #define ME_ARG_MISSING		2
80     N_("Garbage after option argument"),
81 #define ME_GARBAGE		3
82     N_("Too many \"+command\", \"-c command\" or \"--cmd command\" arguments"),
83 #define ME_EXTRA_CMD		4
84     N_("Invalid argument for"),
85 #define ME_INVALID_ARG		5
86 };
87 
88 #ifndef PROTO		/* don't want a prototype for main() */
89 #ifndef NO_VIM_MAIN	/* skip this for unittests */
90 
91 static char_u *start_dir = NULL;	/* current working dir on startup */
92 
93 static int has_dash_c_arg = FALSE;
94 
95 /* Various parameters passed between main() and other functions. */
96 static mparm_T	params;
97 
98     int
99 # ifdef VIMDLL
100 _export
101 # endif
102 # ifdef FEAT_GUI_MSWIN
103 #  ifdef __BORLANDC__
104 _cdecl
105 #  endif
106 VimMain
107 # else
108 main
109 # endif
110 (int argc, char **argv)
111 {
112 #ifdef STARTUPTIME
113     int		i;
114 #endif
115 
116     /*
117      * Do any system-specific initialisations.  These can NOT use IObuff or
118      * NameBuff.  Thus emsg2() cannot be called!
119      */
120     mch_early_init();
121 
122 #if defined(WIN32) && defined(FEAT_MBYTE)
123     /*
124      * MinGW expands command line arguments, which confuses our code to
125      * convert when 'encoding' changes.  Get the unexpanded arguments.
126      */
127     argc = get_cmd_argsW(&argv);
128 #endif
129 
130     /* Many variables are in "params" so that we can pass them to invoked
131      * functions without a lot of arguments.  "argc" and "argv" are also
132      * copied, so that they can be changed. */
133     vim_memset(&params, 0, sizeof(params));
134     params.argc = argc;
135     params.argv = argv;
136     params.want_full_screen = TRUE;
137 #ifdef FEAT_EVAL
138     params.use_debug_break_level = -1;
139 #endif
140 #ifdef FEAT_WINDOWS
141     params.window_count = -1;
142 #endif
143 
144 #ifdef FEAT_RUBY
145     {
146 	int ruby_stack_start;
147 	vim_ruby_init((void *)&ruby_stack_start);
148     }
149 #endif
150 
151 #ifdef FEAT_TCL
152     vim_tcl_init(params.argv[0]);
153 #endif
154 
155 #ifdef MEM_PROFILE
156     atexit(vim_mem_profile_dump);
157 #endif
158 
159 #ifdef STARTUPTIME
160     /* Need to find "--startuptime" before actually parsing arguments. */
161     for (i = 1; i < argc; ++i)
162     {
163 	if (STRICMP(argv[i], "--startuptime") == 0 && i + 1 < argc)
164 	{
165 	    time_fd = mch_fopen(argv[i + 1], "a");
166 	    TIME_MSG("--- VIM STARTING ---");
167 	    break;
168 	}
169     }
170 #endif
171     starttime = time(NULL);
172 
173     common_init(&params);
174 
175 #ifdef FEAT_CLIENTSERVER
176     /*
177      * Do the client-server stuff, unless "--servername ''" was used.
178      * This may exit Vim if the command was sent to the server.
179      */
180     exec_on_server(&params);
181 #endif
182 
183     /*
184      * Figure out the way to work from the command name argv[0].
185      * "vimdiff" starts diff mode, "rvim" sets "restricted", etc.
186      */
187     parse_command_name(&params);
188 
189     /*
190      * Process the command line arguments.  File names are put in the global
191      * argument list "global_alist".
192      */
193     command_line_scan(&params);
194     TIME_MSG("parsing arguments");
195 
196     /*
197      * On some systems, when we compile with the GUI, we always use it.  On Mac
198      * there is no terminal version, and on Windows we can't fork one off with
199      * :gui.
200      */
201 #ifdef ALWAYS_USE_GUI
202     gui.starting = TRUE;
203 #else
204 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
205     /*
206      * Check if the GUI can be started.  Reset gui.starting if not.
207      * Don't know about other systems, stay on the safe side and don't check.
208      */
209     if (gui.starting)
210     {
211 	if (gui_init_check() == FAIL)
212 	{
213 	    gui.starting = FALSE;
214 
215 	    /* When running "evim" or "gvim -y" we need the menus, exit if we
216 	     * don't have them. */
217 	    if (params.evim_mode)
218 		mch_exit(1);
219 	}
220     }
221 # endif
222 #endif
223 
224     if (GARGCOUNT > 0)
225     {
226 #ifdef EXPAND_FILENAMES
227 	/*
228 	 * Expand wildcards in file names.
229 	 */
230 	if (!params.literal)
231 	{
232 	    start_dir = alloc(MAXPATHL);
233 	    if (start_dir != NULL)
234 		mch_dirname(start_dir, MAXPATHL);
235 	    /* Temporarily add '(' and ')' to 'isfname'.  These are valid
236 	     * filename characters but are excluded from 'isfname' to make
237 	     * "gf" work on a file name in parenthesis (e.g.: see vim.h). */
238 	    do_cmdline_cmd((char_u *)":set isf+=(,)");
239 	    alist_expand(NULL, 0);
240 	    do_cmdline_cmd((char_u *)":set isf&");
241 	    if (start_dir != NULL)
242 		mch_chdir((char *)start_dir);
243 	}
244 #endif
245 	params.fname = alist_name(&GARGLIST[0]);
246     }
247 
248 #if defined(WIN32) && defined(FEAT_MBYTE)
249     {
250 	extern void set_alist_count(void);
251 
252 	/* Remember the number of entries in the argument list.  If it changes
253 	 * we don't react on setting 'encoding'. */
254 	set_alist_count();
255     }
256 #endif
257 
258 #ifdef MSWIN
259     if (GARGCOUNT == 1 && params.full_path)
260     {
261 	/*
262 	 * If there is one filename, fully qualified, we have very probably
263 	 * been invoked from explorer, so change to the file's directory.
264 	 * Hint: to avoid this when typing a command use a forward slash.
265 	 * If the cd fails, it doesn't matter.
266 	 */
267 	(void)vim_chdirfile(params.fname);
268 	if (start_dir != NULL)
269 	    mch_dirname(start_dir, MAXPATHL);
270     }
271 #endif
272     TIME_MSG("expanding arguments");
273 
274 #ifdef FEAT_DIFF
275     if (params.diff_mode && params.window_count == -1)
276 	params.window_count = 0;	/* open up to 3 windows */
277 #endif
278 
279     /* Don't redraw until much later. */
280     ++RedrawingDisabled;
281 
282     /*
283      * When listing swap file names, don't do cursor positioning et. al.
284      */
285     if (recoverymode && params.fname == NULL)
286 	params.want_full_screen = FALSE;
287 
288     /*
289      * When certain to start the GUI, don't check capabilities of terminal.
290      * For GTK we can't be sure, but when started from the desktop it doesn't
291      * make sense to try using a terminal.
292      */
293 #if defined(ALWAYS_USE_GUI) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
294     if (gui.starting
295 # ifdef FEAT_GUI_GTK
296 	    && !isatty(2)
297 # endif
298 	    )
299 	params.want_full_screen = FALSE;
300 #endif
301 
302 #if defined(FEAT_GUI_MAC) && defined(MACOS_X_UNIX)
303     /* When the GUI is started from Finder, need to display messages in a
304      * message box.  isatty(2) returns TRUE anyway, thus we need to check the
305      * name to know we're not started from a terminal. */
306     if (gui.starting && (!isatty(2) || strcmp("/dev/console", ttyname(2)) == 0))
307     {
308 	params.want_full_screen = FALSE;
309 
310 	/* Avoid always using "/" as the current directory.  Note that when
311 	 * started from Finder the arglist will be filled later in
312 	 * HandleODocAE() and "fname" will be NULL. */
313 	if (getcwd((char *)NameBuff, MAXPATHL) != NULL
314 						&& STRCMP(NameBuff, "/") == 0)
315 	{
316 	    if (params.fname != NULL)
317 		(void)vim_chdirfile(params.fname);
318 	    else
319 	    {
320 		expand_env((char_u *)"$HOME", NameBuff, MAXPATHL);
321 		vim_chdir(NameBuff);
322 	    }
323 	    if (start_dir != NULL)
324 		mch_dirname(start_dir, MAXPATHL);
325 	}
326     }
327 #endif
328 
329     /*
330      * mch_init() sets up the terminal (window) for use.  This must be
331      * done after resetting full_screen, otherwise it may move the cursor.
332      * Note that we may use mch_exit() before mch_init()!
333      */
334     mch_init();
335     TIME_MSG("shell init");
336 
337 #ifdef USE_XSMP
338     /*
339      * For want of anywhere else to do it, try to connect to xsmp here.
340      * Fitting it in after gui_mch_init, but before gui_init (via termcapinit).
341      * Hijacking -X 'no X connection' to also disable XSMP connection as that
342      * has a similar delay upon failure.
343      * Only try if SESSION_MANAGER is set to something non-null.
344      */
345     if (!x_no_connect)
346     {
347 	char *p = getenv("SESSION_MANAGER");
348 
349 	if (p != NULL && *p != NUL)
350 	{
351 	    xsmp_init();
352 	    TIME_MSG("xsmp init");
353 	}
354     }
355 #endif
356 
357     /*
358      * Print a warning if stdout is not a terminal.
359      */
360     check_tty(&params);
361 
362     /* This message comes before term inits, but after setting "silent_mode"
363      * when the input is not a tty. */
364     if (GARGCOUNT > 1 && !silent_mode)
365 	printf(_("%d files to edit\n"), GARGCOUNT);
366 
367     if (params.want_full_screen && !silent_mode)
368     {
369 	termcapinit(params.term);	/* set terminal name and get terminal
370 				   capabilities (will set full_screen) */
371 	screen_start();		/* don't know where cursor is now */
372 	TIME_MSG("Termcap init");
373     }
374 
375     /*
376      * Set the default values for the options that use Rows and Columns.
377      */
378     ui_get_shellsize();		/* inits Rows and Columns */
379     win_init_size();
380 #ifdef FEAT_DIFF
381     /* Set the 'diff' option now, so that it can be checked for in a .vimrc
382      * file.  There is no buffer yet though. */
383     if (params.diff_mode)
384 	diff_win_options(firstwin, FALSE);
385 #endif
386 
387     cmdline_row = Rows - p_ch;
388     msg_row = cmdline_row;
389     screenalloc(FALSE);		/* allocate screen buffers */
390     set_init_2();
391     TIME_MSG("inits 2");
392 
393     msg_scroll = TRUE;
394     no_wait_return = TRUE;
395 
396     init_mappings();		/* set up initial mappings */
397 
398     init_highlight(TRUE, FALSE); /* set the default highlight groups */
399     TIME_MSG("init highlight");
400 
401 #ifdef FEAT_EVAL
402     /* Set the break level after the terminal is initialized. */
403     debug_break_level = params.use_debug_break_level;
404 #endif
405 
406 #ifdef FEAT_MZSCHEME
407     /*
408      * Newer version of MzScheme (Racket) require earlier (trampolined)
409      * initialisation via scheme_main_setup.
410      * Implement this by initialising it as early as possible
411      * and splitting off remaining Vim main into vim_main2().
412      */
413     return mzscheme_main();
414 #else
415     return vim_main2();
416 #endif
417 }
418 #endif /* NO_VIM_MAIN */
419 #endif /* PROTO */
420 
421 /*
422  * vim_main2() is needed for FEAT_MZSCHEME, but we define it always to keep
423  * things simple.
424  * It is also defined when NO_VIM_MAIN is defined, but then it's empty.
425  */
426     int
427 vim_main2(void)
428 {
429 #ifndef NO_VIM_MAIN
430     /* Reset 'loadplugins' for "-u NONE" before "--cmd" arguments.
431      * Allows for setting 'loadplugins' there. */
432     if (params.use_vimrc != NULL && STRCMP(params.use_vimrc, "NONE") == 0)
433 	p_lpl = FALSE;
434 
435     /* Execute --cmd arguments. */
436     exe_pre_commands(&params);
437 
438     /* Source startup scripts. */
439     source_startup_scripts(&params);
440 
441 #ifdef FEAT_EVAL
442     /*
443      * Read all the plugin files.
444      * Only when compiled with +eval, since most plugins need it.
445      */
446     if (p_lpl)
447     {
448 # ifdef VMS	/* Somehow VMS doesn't handle the "**". */
449 	source_runtime((char_u *)"plugin/*.vim", DIP_ALL | DIP_NOAFTER);
450 # else
451 	source_runtime((char_u *)"plugin/**/*.vim", DIP_ALL | DIP_NOAFTER);
452 # endif
453 	TIME_MSG("loading plugins");
454 
455 	ex_packloadall(NULL);
456 	TIME_MSG("loading packages");
457 
458 # ifdef VMS	/* Somehow VMS doesn't handle the "**". */
459 	source_runtime((char_u *)"plugin/*.vim", DIP_ALL | DIP_AFTER);
460 # else
461 	source_runtime((char_u *)"plugin/**/*.vim", DIP_ALL | DIP_AFTER);
462 # endif
463 	TIME_MSG("loading after plugins");
464 
465     }
466 #endif
467 
468 #ifdef FEAT_DIFF
469     /* Decide about window layout for diff mode after reading vimrc. */
470     if (params.diff_mode && params.window_layout == 0)
471     {
472 	if (diffopt_horizontal())
473 	    params.window_layout = WIN_HOR;	/* use horizontal split */
474 	else
475 	    params.window_layout = WIN_VER;	/* use vertical split */
476     }
477 #endif
478 
479     /*
480      * Recovery mode without a file name: List swap files.
481      * This uses the 'dir' option, therefore it must be after the
482      * initializations.
483      */
484     if (recoverymode && params.fname == NULL)
485     {
486 	recover_names(NULL, TRUE, 0, NULL);
487 	mch_exit(0);
488     }
489 
490     /*
491      * Set a few option defaults after reading .vimrc files:
492      * 'title' and 'icon', Unix: 'shellpipe' and 'shellredir'.
493      */
494     set_init_3();
495     TIME_MSG("inits 3");
496 
497     /*
498      * "-n" argument: Disable swap file by setting 'updatecount' to 0.
499      * Note that this overrides anything from a vimrc file.
500      */
501     if (params.no_swap_file)
502 	p_uc = 0;
503 
504 #ifdef FEAT_FKMAP
505     if (curwin->w_p_rl && p_altkeymap)
506     {
507 	p_hkmap = FALSE;	/* Reset the Hebrew keymap mode */
508 # ifdef FEAT_ARABIC
509 	curwin->w_p_arab = FALSE; /* Reset the Arabic keymap mode */
510 # endif
511 	p_fkmap = TRUE;		/* Set the Farsi keymap mode */
512     }
513 #endif
514 
515 #ifdef FEAT_GUI
516     if (gui.starting)
517     {
518 #if defined(UNIX) || defined(VMS)
519 	/* When something caused a message from a vimrc script, need to output
520 	 * an extra newline before the shell prompt. */
521 	if (did_emsg || msg_didout)
522 	    putchar('\n');
523 #endif
524 
525 	gui_start();		/* will set full_screen to TRUE */
526 	TIME_MSG("starting GUI");
527 
528 	/* When running "evim" or "gvim -y" we need the menus, exit if we
529 	 * don't have them. */
530 	if (!gui.in_use && params.evim_mode)
531 	    mch_exit(1);
532     }
533 #endif
534 
535 #ifdef FEAT_VIMINFO
536     /*
537      * Read in registers, history etc, but not marks, from the viminfo file.
538      * This is where v:oldfiles gets filled.
539      */
540     if (*p_viminfo != NUL)
541     {
542 	read_viminfo(NULL, VIF_WANT_INFO | VIF_GET_OLDFILES);
543 	TIME_MSG("reading viminfo");
544     }
545 #endif
546 #ifdef FEAT_EVAL
547     /* It's better to make v:oldfiles an empty list than NULL. */
548     if (get_vim_var_list(VV_OLDFILES) == NULL)
549 	set_vim_var_list(VV_OLDFILES, list_alloc());
550 #endif
551 
552 #ifdef FEAT_QUICKFIX
553     /*
554      * "-q errorfile": Load the error file now.
555      * If the error file can't be read, exit before doing anything else.
556      */
557     if (params.edit_type == EDIT_QF)
558     {
559 	if (params.use_ef != NULL)
560 	    set_string_option_direct((char_u *)"ef", -1,
561 					   params.use_ef, OPT_FREE, SID_CARG);
562 	vim_snprintf((char *)IObuff, IOSIZE, "cfile %s", p_ef);
563 	if (qf_init(NULL, p_ef, p_efm, TRUE, IObuff) < 0)
564 	{
565 	    out_char('\n');
566 	    mch_exit(3);
567 	}
568 	TIME_MSG("reading errorfile");
569     }
570 #endif
571 
572     /*
573      * Start putting things on the screen.
574      * Scroll screen down before drawing over it
575      * Clear screen now, so file message will not be cleared.
576      */
577     starting = NO_BUFFERS;
578     no_wait_return = FALSE;
579     if (!exmode_active)
580 	msg_scroll = FALSE;
581 
582 #ifdef FEAT_GUI
583     /*
584      * This seems to be required to make callbacks to be called now, instead
585      * of after things have been put on the screen, which then may be deleted
586      * when getting a resize callback.
587      * For the Mac this handles putting files dropped on the Vim icon to
588      * global_alist.
589      */
590     if (gui.in_use)
591     {
592 # ifdef FEAT_SUN_WORKSHOP
593 	if (!usingSunWorkShop)
594 # endif
595 	    gui_wait_for_chars(50L);
596 	TIME_MSG("GUI delay");
597     }
598 #endif
599 
600 #if defined(FEAT_GUI_PHOTON) && defined(FEAT_CLIPBOARD)
601     qnx_clip_init();
602 #endif
603 
604 #if defined(MACOS_X) && defined(FEAT_CLIPBOARD)
605     clip_init(TRUE);
606 #endif
607 
608 #ifdef FEAT_XCLIPBOARD
609     /* Start using the X clipboard, unless the GUI was started. */
610 # ifdef FEAT_GUI
611     if (!gui.in_use)
612 # endif
613     {
614 	setup_term_clip();
615 	TIME_MSG("setup clipboard");
616     }
617 #endif
618 
619 #ifdef FEAT_CLIENTSERVER
620     /* Prepare for being a Vim server. */
621     prepare_server(&params);
622 #endif
623 
624     /*
625      * If "-" argument given: Read file from stdin.
626      * Do this before starting Raw mode, because it may change things that the
627      * writing end of the pipe doesn't like, e.g., in case stdin and stderr
628      * are the same terminal: "cat | vim -".
629      * Using autocommands here may cause trouble...
630      */
631     if (params.edit_type == EDIT_STDIN && !recoverymode)
632 	read_stdin();
633 
634 #if defined(UNIX) || defined(VMS)
635     /* When switching screens and something caused a message from a vimrc
636      * script, need to output an extra newline on exit. */
637     if ((did_emsg || msg_didout) && *T_TI != NUL)
638 	newline_on_exit = TRUE;
639 #endif
640 
641     /*
642      * When done something that is not allowed or error message call
643      * wait_return.  This must be done before starttermcap(), because it may
644      * switch to another screen. It must be done after settmode(TMODE_RAW),
645      * because we want to react on a single key stroke.
646      * Call settmode and starttermcap here, so the T_KS and T_TI may be
647      * defined by termcapinit and redefined in .exrc.
648      */
649     settmode(TMODE_RAW);
650     TIME_MSG("setting raw mode");
651 
652     if (need_wait_return || msg_didany)
653     {
654 	wait_return(TRUE);
655 	TIME_MSG("waiting for return");
656     }
657 
658     starttermcap();	    /* start termcap if not done by wait_return() */
659     TIME_MSG("start termcap");
660 #if defined(FEAT_TERMRESPONSE)
661 # if defined(FEAT_MBYTE)
662     may_req_ambiguous_char_width();
663 # endif
664     may_req_bg_color();
665 #endif
666 
667 #ifdef FEAT_MOUSE
668     setmouse();				/* may start using the mouse */
669 #endif
670     if (scroll_region)
671 	scroll_region_reset();		/* In case Rows changed */
672     scroll_start();	/* may scroll the screen to the right position */
673 
674     /*
675      * Don't clear the screen when starting in Ex mode, unless using the GUI.
676      */
677     if (exmode_active
678 #ifdef FEAT_GUI
679 			&& !gui.in_use
680 #endif
681 					)
682 	must_redraw = CLEAR;
683     else
684     {
685 	screenclear();			/* clear screen */
686 	TIME_MSG("clearing screen");
687     }
688 
689 #ifdef FEAT_CRYPT
690     if (params.ask_for_key)
691     {
692 	crypt_check_current_method();
693 	(void)crypt_get_key(TRUE, TRUE);
694 	TIME_MSG("getting crypt key");
695     }
696 #endif
697 
698     no_wait_return = TRUE;
699 
700     /*
701      * Create the requested number of windows and edit buffers in them.
702      * Also does recovery if "recoverymode" set.
703      */
704     create_windows(&params);
705     TIME_MSG("opening buffers");
706 
707 #ifdef FEAT_EVAL
708     /* clear v:swapcommand */
709     set_vim_var_string(VV_SWAPCOMMAND, NULL, -1);
710 #endif
711 
712     /* Ex starts at last line of the file */
713     if (exmode_active)
714 	curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
715 
716 #ifdef FEAT_AUTOCMD
717     apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
718     TIME_MSG("BufEnter autocommands");
719 #endif
720     setpcmark();
721 
722 #ifdef FEAT_QUICKFIX
723     /*
724      * When started with "-q errorfile" jump to first error now.
725      */
726     if (params.edit_type == EDIT_QF)
727     {
728 	qf_jump(NULL, 0, 0, FALSE);
729 	TIME_MSG("jump to first error");
730     }
731 #endif
732 
733 #ifdef FEAT_WINDOWS
734     /*
735      * If opened more than one window, start editing files in the other
736      * windows.
737      */
738     edit_buffers(&params, start_dir);
739 #endif
740     vim_free(start_dir);
741 
742 #ifdef FEAT_DIFF
743     if (params.diff_mode)
744     {
745 	win_T	*wp;
746 
747 	/* set options in each window for "vimdiff". */
748 	FOR_ALL_WINDOWS(wp)
749 	    diff_win_options(wp, TRUE);
750     }
751 #endif
752 
753     /*
754      * Shorten any of the filenames, but only when absolute.
755      */
756     shorten_fnames(FALSE);
757 
758     /*
759      * Need to jump to the tag before executing the '-c command'.
760      * Makes "vim -c '/return' -t main" work.
761      */
762     if (params.tagname != NULL)
763     {
764 #if defined(HAS_SWAP_EXISTS_ACTION)
765 	swap_exists_did_quit = FALSE;
766 #endif
767 
768 	vim_snprintf((char *)IObuff, IOSIZE, "ta %s", params.tagname);
769 	do_cmdline_cmd(IObuff);
770 	TIME_MSG("jumping to tag");
771 
772 #if defined(HAS_SWAP_EXISTS_ACTION)
773 	/* If the user doesn't want to edit the file then we quit here. */
774 	if (swap_exists_did_quit)
775 	    getout(1);
776 #endif
777     }
778 
779     /* Execute any "+", "-c" and "-S" arguments. */
780     if (params.n_commands > 0)
781 	exe_commands(&params);
782 
783     RedrawingDisabled = 0;
784     redraw_all_later(NOT_VALID);
785     no_wait_return = FALSE;
786     starting = 0;
787 
788     /* 'autochdir' has been postponed */
789     DO_AUTOCHDIR
790 
791 #ifdef FEAT_TERMRESPONSE
792     /* Requesting the termresponse is postponed until here, so that a "-c q"
793      * argument doesn't make it appear in the shell Vim was started from. */
794     may_req_termresponse();
795 #endif
796 
797     /* start in insert mode */
798     if (p_im)
799 	need_start_insertmode = TRUE;
800 
801 #ifdef FEAT_EVAL
802     set_vim_var_nr(VV_VIM_DID_ENTER, 1L);
803 #endif
804 #ifdef FEAT_AUTOCMD
805     apply_autocmds(EVENT_VIMENTER, NULL, NULL, FALSE, curbuf);
806     TIME_MSG("VimEnter autocommands");
807 #endif
808 
809 #if defined(FEAT_EVAL) && defined(FEAT_CLIPBOARD)
810     /* Adjust default register name for "unnamed" in 'clipboard'. Can only be
811      * done after the clipboard is available and all initial commands that may
812      * modify the 'clipboard' setting have run; i.e. just before entering the
813      * main loop. */
814     {
815 	int default_regname = 0;
816 
817 	adjust_clip_reg(&default_regname);
818 	set_reg_var(default_regname);
819     }
820 #endif
821 
822 #if defined(FEAT_DIFF) && defined(FEAT_SCROLLBIND)
823     /* When a startup script or session file setup for diff'ing and
824      * scrollbind, sync the scrollbind now. */
825     if (curwin->w_p_diff && curwin->w_p_scb)
826     {
827 	update_topline();
828 	check_scrollbind((linenr_T)0, 0L);
829 	TIME_MSG("diff scrollbinding");
830     }
831 #endif
832 
833 #if defined(WIN3264) && !defined(FEAT_GUI_W32)
834     mch_set_winsize_now();	    /* Allow winsize changes from now on */
835 #endif
836 
837 #if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
838     /* When tab pages were created, may need to update the tab pages line and
839      * scrollbars.  This is skipped while creating them. */
840     if (first_tabpage->tp_next != NULL)
841     {
842 	out_flush();
843 	gui_init_which_components(NULL);
844 	gui_update_scrollbars(TRUE);
845     }
846     need_mouse_correct = TRUE;
847 #endif
848 
849     /* If ":startinsert" command used, stuff a dummy command to be able to
850      * call normal_cmd(), which will then start Insert mode. */
851     if (restart_edit != 0)
852 	stuffcharReadbuff(K_NOP);
853 
854 #ifdef FEAT_NETBEANS_INTG
855     if (netbeansArg != NULL && strncmp("-nb", netbeansArg, 3) == 0)
856     {
857 # ifdef FEAT_GUI
858 #  if !defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)  \
859 		&& !defined(FEAT_GUI_W32)
860 	if (gui.in_use)
861 	{
862 	    mch_errmsg(_("netbeans is not supported with this GUI\n"));
863 	    mch_exit(2);
864 	}
865 #  endif
866 # endif
867 	/* Tell the client that it can start sending commands. */
868 	netbeans_open(netbeansArg + 3, TRUE);
869     }
870 #endif
871 
872     TIME_MSG("before starting main loop");
873 
874     /*
875      * Call the main command loop.  This never returns.
876     */
877     main_loop(FALSE, FALSE);
878 
879 #endif /* NO_VIM_MAIN */
880 
881     return 0;
882 }
883 
884 /*
885  * Initialisation shared by main() and some tests.
886  */
887     void
888 common_init(mparm_T *paramp)
889 {
890 
891 #ifdef FEAT_MBYTE
892     (void)mb_init();	/* init mb_bytelen_tab[] to ones */
893 #endif
894 #ifdef FEAT_EVAL
895     eval_init();	/* init global variables */
896 #endif
897 
898 #ifdef __QNXNTO__
899     qnx_init();		/* PhAttach() for clipboard, (and gui) */
900 #endif
901 
902 #ifdef MAC_OS_CLASSIC
903     /* Prepare for possibly starting GUI sometime */
904     /* Macintosh needs this before any memory is allocated. */
905     gui_prepare(&paramp->argc, paramp->argv);
906     TIME_MSG("GUI prepared");
907 #endif
908 
909     /* Init the table of Normal mode commands. */
910     init_normal_cmds();
911 
912 #if defined(HAVE_DATE_TIME) && defined(VMS) && defined(VAXC)
913     make_version();	/* Construct the long version string. */
914 #endif
915 
916     /*
917      * Allocate space for the generic buffers (needed for set_init_1() and
918      * EMSG2()).
919      */
920     if ((IObuff = alloc(IOSIZE)) == NULL
921 	    || (NameBuff = alloc(MAXPATHL)) == NULL)
922 	mch_exit(0);
923     TIME_MSG("Allocated generic buffers");
924 
925 #ifdef NBDEBUG
926     /* Wait a moment for debugging NetBeans.  Must be after allocating
927      * NameBuff. */
928     nbdebug_log_init("SPRO_GVIM_DEBUG", "SPRO_GVIM_DLEVEL");
929     nbdebug_wait(WT_ENV | WT_WAIT | WT_STOP, "SPRO_GVIM_WAIT", 20);
930     TIME_MSG("NetBeans debug wait");
931 #endif
932 
933 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
934     /*
935      * Setup to use the current locale (for ctype() and many other things).
936      * NOTE: Translated messages with encodings other than latin1 will not
937      * work until set_init_1() has been called!
938      */
939     init_locale();
940     TIME_MSG("locale set");
941 #endif
942 
943 #ifdef FEAT_GUI
944     gui.dofork = TRUE;		    /* default is to use fork() */
945 #endif
946 
947     /*
948      * Do a first scan of the arguments in "argv[]":
949      *   -display or --display
950      *   --server...
951      *   --socketid
952      *   --windowid
953      */
954     early_arg_scan(paramp);
955 
956 #ifdef FEAT_SUN_WORKSHOP
957     findYourself(paramp->argv[0]);
958 #endif
959 #if defined(FEAT_GUI) && !defined(MAC_OS_CLASSIC)
960     /* Prepare for possibly starting GUI sometime */
961     gui_prepare(&paramp->argc, paramp->argv);
962     TIME_MSG("GUI prepared");
963 #endif
964 
965 #ifdef FEAT_CLIPBOARD
966     clip_init(FALSE);		/* Initialise clipboard stuff */
967     TIME_MSG("clipboard setup");
968 #endif
969 
970     /*
971      * Check if we have an interactive window.
972      * On the Amiga: If there is no window, we open one with a newcli command
973      * (needed for :! to * work). mch_check_win() will also handle the -d or
974      * -dev argument.
975      */
976     stdout_isatty = (mch_check_win(paramp->argc, paramp->argv) != FAIL);
977     TIME_MSG("window checked");
978 
979     /*
980      * Allocate the first window and buffer.
981      * Can't do anything without it, exit when it fails.
982      */
983     if (win_alloc_first() == FAIL)
984 	mch_exit(0);
985 
986     init_yank();		/* init yank buffers */
987 
988     alist_init(&global_alist);	/* Init the argument list to empty. */
989     global_alist.id = 0;
990 
991     /*
992      * Set the default values for the options.
993      * NOTE: Non-latin1 translated messages are working only after this,
994      * because this is where "has_mbyte" will be set, which is used by
995      * msg_outtrans_len_attr().
996      * First find out the home directory, needed to expand "~" in options.
997      */
998     init_homedir();		/* find real value of $HOME */
999     set_init_1();
1000     TIME_MSG("inits 1");
1001 
1002 #ifdef FEAT_EVAL
1003     set_lang_var();		/* set v:lang and v:ctype */
1004 #endif
1005 }
1006 
1007 /*
1008  * Main loop: Execute Normal mode commands until exiting Vim.
1009  * Also used to handle commands in the command-line window, until the window
1010  * is closed.
1011  * Also used to handle ":visual" command after ":global": execute Normal mode
1012  * commands, return when entering Ex mode.  "noexmode" is TRUE then.
1013  */
1014     void
1015 main_loop(
1016     int		cmdwin,	    /* TRUE when working in the command-line window */
1017     int		noexmode)   /* TRUE when return on entering Ex mode */
1018 {
1019     oparg_T	oa;				/* operator arguments */
1020     volatile int previous_got_int = FALSE;	/* "got_int" was TRUE */
1021 #ifdef FEAT_CONCEAL
1022     /* these are static to avoid a compiler warning */
1023     static linenr_T	conceal_old_cursor_line = 0;
1024     static linenr_T	conceal_new_cursor_line = 0;
1025     static int		conceal_update_lines = FALSE;
1026 #endif
1027 
1028 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
1029     /* Setup to catch a terminating error from the X server.  Just ignore
1030      * it, restore the state and continue.  This might not always work
1031      * properly, but at least we don't exit unexpectedly when the X server
1032      * exits while Vim is running in a console. */
1033     if (!cmdwin && !noexmode && SETJMP(x_jump_env))
1034     {
1035 	State = NORMAL;
1036 	VIsual_active = FALSE;
1037 	got_int = TRUE;
1038 	need_wait_return = FALSE;
1039 	global_busy = FALSE;
1040 	exmode_active = 0;
1041 	skip_redraw = FALSE;
1042 	RedrawingDisabled = 0;
1043 	no_wait_return = 0;
1044 	vgetc_busy = 0;
1045 # ifdef FEAT_EVAL
1046 	emsg_skip = 0;
1047 # endif
1048 	emsg_off = 0;
1049 # ifdef FEAT_MOUSE
1050 	setmouse();
1051 # endif
1052 	settmode(TMODE_RAW);
1053 	starttermcap();
1054 	scroll_start();
1055 	redraw_later_clear();
1056     }
1057 #endif
1058 
1059     clear_oparg(&oa);
1060     while (!cmdwin
1061 #ifdef FEAT_CMDWIN
1062 	    || cmdwin_result == 0
1063 #endif
1064 	    )
1065     {
1066 	if (stuff_empty())
1067 	{
1068 	    did_check_timestamps = FALSE;
1069 	    if (need_check_timestamps)
1070 		check_timestamps(FALSE);
1071 	    if (need_wait_return)	/* if wait_return still needed ... */
1072 		wait_return(FALSE);	/* ... call it now */
1073 	    if (need_start_insertmode && goto_im() && !VIsual_active)
1074 	    {
1075 		need_start_insertmode = FALSE;
1076 		stuffReadbuff((char_u *)"i");	/* start insert mode next */
1077 		/* skip the fileinfo message now, because it would be shown
1078 		 * after insert mode finishes! */
1079 		need_fileinfo = FALSE;
1080 	    }
1081 	}
1082 
1083 	/* Reset "got_int" now that we got back to the main loop.  Except when
1084 	 * inside a ":g/pat/cmd" command, then the "got_int" needs to abort
1085 	 * the ":g" command.
1086 	 * For ":g/pat/vi" we reset "got_int" when used once.  When used
1087 	 * a second time we go back to Ex mode and abort the ":g" command. */
1088 	if (got_int)
1089 	{
1090 	    if (noexmode && global_busy && !exmode_active && previous_got_int)
1091 	    {
1092 		/* Typed two CTRL-C in a row: go back to ex mode as if "Q" was
1093 		 * used and keep "got_int" set, so that it aborts ":g". */
1094 		exmode_active = EXMODE_NORMAL;
1095 		State = NORMAL;
1096 	    }
1097 	    else if (!global_busy || !exmode_active)
1098 	    {
1099 		if (!quit_more)
1100 		    (void)vgetc();		/* flush all buffers */
1101 		got_int = FALSE;
1102 	    }
1103 	    previous_got_int = TRUE;
1104 	}
1105 	else
1106 	    previous_got_int = FALSE;
1107 
1108 	if (!exmode_active)
1109 	    msg_scroll = FALSE;
1110 	quit_more = FALSE;
1111 
1112 	/*
1113 	 * If skip redraw is set (for ":" in wait_return()), don't redraw now.
1114 	 * If there is nothing in the stuff_buffer or do_redraw is TRUE,
1115 	 * update cursor and redraw.
1116 	 */
1117 	if (skip_redraw || exmode_active)
1118 	    skip_redraw = FALSE;
1119 	else if (do_redraw || stuff_empty())
1120 	{
1121 #if defined(FEAT_AUTOCMD) || defined(FEAT_CONCEAL)
1122 	    /* Trigger CursorMoved if the cursor moved. */
1123 	    if (!finish_op && (
1124 # ifdef FEAT_AUTOCMD
1125 			has_cursormoved()
1126 # endif
1127 # if defined(FEAT_AUTOCMD) && defined(FEAT_CONCEAL)
1128 			||
1129 # endif
1130 # ifdef FEAT_CONCEAL
1131 			curwin->w_p_cole > 0
1132 # endif
1133 			)
1134 # ifdef FEAT_AUTOCMD
1135 		 && !equalpos(last_cursormoved, curwin->w_cursor)
1136 # endif
1137 		 )
1138 	    {
1139 # ifdef FEAT_AUTOCMD
1140 		if (has_cursormoved())
1141 		    apply_autocmds(EVENT_CURSORMOVED, NULL, NULL,
1142 							       FALSE, curbuf);
1143 # endif
1144 # ifdef FEAT_CONCEAL
1145 		if (curwin->w_p_cole > 0)
1146 		{
1147 #  ifdef FEAT_AUTOCMD
1148 		    conceal_old_cursor_line = last_cursormoved.lnum;
1149 #  endif
1150 		    conceal_new_cursor_line = curwin->w_cursor.lnum;
1151 		    conceal_update_lines = TRUE;
1152 		}
1153 # endif
1154 # ifdef FEAT_AUTOCMD
1155 		last_cursormoved = curwin->w_cursor;
1156 # endif
1157 	    }
1158 #endif
1159 
1160 #ifdef FEAT_AUTOCMD
1161 	    /* Trigger TextChanged if b_changedtick differs. */
1162 	    if (!finish_op && has_textchanged()
1163 		    && last_changedtick != curbuf->b_changedtick)
1164 	    {
1165 		if (last_changedtick_buf == curbuf)
1166 		    apply_autocmds(EVENT_TEXTCHANGED, NULL, NULL,
1167 							       FALSE, curbuf);
1168 		last_changedtick_buf = curbuf;
1169 		last_changedtick = curbuf->b_changedtick;
1170 	    }
1171 #endif
1172 
1173 #if defined(FEAT_DIFF) && defined(FEAT_SCROLLBIND)
1174 	    /* Scroll-binding for diff mode may have been postponed until
1175 	     * here.  Avoids doing it for every change. */
1176 	    if (diff_need_scrollbind)
1177 	    {
1178 		check_scrollbind((linenr_T)0, 0L);
1179 		diff_need_scrollbind = FALSE;
1180 	    }
1181 #endif
1182 #if defined(FEAT_FOLDING)
1183 	    /* Include a closed fold completely in the Visual area. */
1184 	    foldAdjustVisual();
1185 #endif
1186 #ifdef FEAT_FOLDING
1187 	    /*
1188 	     * When 'foldclose' is set, apply 'foldlevel' to folds that don't
1189 	     * contain the cursor.
1190 	     * When 'foldopen' is "all", open the fold(s) under the cursor.
1191 	     * This may mark the window for redrawing.
1192 	     */
1193 	    if (hasAnyFolding(curwin) && !char_avail())
1194 	    {
1195 		foldCheckClose();
1196 		if (fdo_flags & FDO_ALL)
1197 		    foldOpenCursor();
1198 	    }
1199 #endif
1200 
1201 	    /*
1202 	     * Before redrawing, make sure w_topline is correct, and w_leftcol
1203 	     * if lines don't wrap, and w_skipcol if lines wrap.
1204 	     */
1205 	    update_topline();
1206 	    validate_cursor();
1207 
1208 	    if (VIsual_active)
1209 		update_curbuf(INVERTED);/* update inverted part */
1210 	    else if (must_redraw)
1211 		update_screen(0);
1212 	    else if (redraw_cmdline || clear_cmdline)
1213 		showmode();
1214 #ifdef FEAT_WINDOWS
1215 	    redraw_statuslines();
1216 #endif
1217 #ifdef FEAT_TITLE
1218 	    if (need_maketitle)
1219 		maketitle();
1220 #endif
1221 #ifdef FEAT_VIMINFO
1222 	    curbuf->b_last_used = vim_time();
1223 #endif
1224 	    /* display message after redraw */
1225 	    if (keep_msg != NULL)
1226 	    {
1227 		char_u *p;
1228 
1229 		/* msg_attr_keep() will set keep_msg to NULL, must free the
1230 		 * string here. Don't reset keep_msg, msg_attr_keep() uses it
1231 		 * to check for duplicates. */
1232 		p = keep_msg;
1233 		msg_attr(p, keep_msg_attr);
1234 		vim_free(p);
1235 	    }
1236 	    if (need_fileinfo)		/* show file info after redraw */
1237 	    {
1238 		fileinfo(FALSE, TRUE, FALSE);
1239 		need_fileinfo = FALSE;
1240 	    }
1241 
1242 	    emsg_on_display = FALSE;	/* can delete error message now */
1243 	    did_emsg = FALSE;
1244 	    msg_didany = FALSE;		/* reset lines_left in msg_start() */
1245 	    may_clear_sb_text();	/* clear scroll-back text on next msg */
1246 	    showruler(FALSE);
1247 
1248 # if defined(FEAT_CONCEAL)
1249 	    if (conceal_update_lines
1250 		    && (conceal_old_cursor_line != conceal_new_cursor_line
1251 			|| conceal_cursor_line(curwin)
1252 			|| need_cursor_line_redraw))
1253 	    {
1254 		if (conceal_old_cursor_line != conceal_new_cursor_line
1255 			&& conceal_old_cursor_line
1256 						<= curbuf->b_ml.ml_line_count)
1257 		    update_single_line(curwin, conceal_old_cursor_line);
1258 		update_single_line(curwin, conceal_new_cursor_line);
1259 		curwin->w_valid &= ~VALID_CROW;
1260 	    }
1261 # endif
1262 	    setcursor();
1263 	    cursor_on();
1264 
1265 	    do_redraw = FALSE;
1266 
1267 #ifdef STARTUPTIME
1268 	    /* Now that we have drawn the first screen all the startup stuff
1269 	     * has been done, close any file for startup messages. */
1270 	    if (time_fd != NULL)
1271 	    {
1272 		TIME_MSG("first screen update");
1273 		TIME_MSG("--- VIM STARTED ---");
1274 		fclose(time_fd);
1275 		time_fd = NULL;
1276 	    }
1277 #endif
1278 	}
1279 #ifdef FEAT_GUI
1280 	if (need_mouse_correct)
1281 	    gui_mouse_correct();
1282 #endif
1283 
1284 	/*
1285 	 * Update w_curswant if w_set_curswant has been set.
1286 	 * Postponed until here to avoid computing w_virtcol too often.
1287 	 */
1288 	update_curswant();
1289 
1290 #ifdef FEAT_EVAL
1291 	/*
1292 	 * May perform garbage collection when waiting for a character, but
1293 	 * only at the very toplevel.  Otherwise we may be using a List or
1294 	 * Dict internally somewhere.
1295 	 * "may_garbage_collect" is reset in vgetc() which is invoked through
1296 	 * do_exmode() and normal_cmd().
1297 	 */
1298 	may_garbage_collect = (!cmdwin && !noexmode);
1299 #endif
1300 	/*
1301 	 * If we're invoked as ex, do a round of ex commands.
1302 	 * Otherwise, get and execute a normal mode command.
1303 	 */
1304 	if (exmode_active)
1305 	{
1306 	    if (noexmode)   /* End of ":global/path/visual" commands */
1307 		return;
1308 	    do_exmode(exmode_active == EXMODE_VIM);
1309 	}
1310 	else
1311 	    normal_cmd(&oa, TRUE);
1312     }
1313 }
1314 
1315 
1316 #if defined(USE_XSMP) || defined(FEAT_GUI) || defined(PROTO)
1317 /*
1318  * Exit, but leave behind swap files for modified buffers.
1319  */
1320     void
1321 getout_preserve_modified(int exitval)
1322 {
1323 # if defined(SIGHUP) && defined(SIG_IGN)
1324     /* Ignore SIGHUP, because a dropped connection causes a read error, which
1325      * makes Vim exit and then handling SIGHUP causes various reentrance
1326      * problems. */
1327     signal(SIGHUP, SIG_IGN);
1328 # endif
1329 
1330     ml_close_notmod();		    /* close all not-modified buffers */
1331     ml_sync_all(FALSE, FALSE);	    /* preserve all swap files */
1332     ml_close_all(FALSE);	    /* close all memfiles, without deleting */
1333     getout(exitval);		    /* exit Vim properly */
1334 }
1335 #endif
1336 
1337 
1338 /*
1339  * Exit properly.
1340  */
1341     void
1342 getout(int exitval)
1343 {
1344 #ifdef FEAT_AUTOCMD
1345     buf_T	*buf;
1346     win_T	*wp;
1347     tabpage_T	*tp, *next_tp;
1348 #endif
1349 
1350     exiting = TRUE;
1351 
1352     /* When running in Ex mode an error causes us to exit with a non-zero exit
1353      * code.  POSIX requires this, although it's not 100% clear from the
1354      * standard. */
1355     if (exmode_active)
1356 	exitval += ex_exitval;
1357 
1358     /* Position the cursor on the last screen line, below all the text */
1359 #ifdef FEAT_GUI
1360     if (!gui.in_use)
1361 #endif
1362 	windgoto((int)Rows - 1, 0);
1363 
1364 #if defined(FEAT_EVAL) || defined(FEAT_SYN_HL)
1365     /* Optionally print hashtable efficiency. */
1366     hash_debug_results();
1367 #endif
1368 
1369 #ifdef FEAT_GUI
1370     msg_didany = FALSE;
1371 #endif
1372 
1373 #ifdef FEAT_AUTOCMD
1374     if (get_vim_var_nr(VV_DYING) <= 1)
1375     {
1376 	/* Trigger BufWinLeave for all windows, but only once per buffer. */
1377 # if defined FEAT_WINDOWS
1378 	for (tp = first_tabpage; tp != NULL; tp = next_tp)
1379 	{
1380 	    next_tp = tp->tp_next;
1381 	    FOR_ALL_WINDOWS_IN_TAB(tp, wp)
1382 	    {
1383 		if (wp->w_buffer == NULL)
1384 		    /* Autocmd must have close the buffer already, skip. */
1385 		    continue;
1386 		buf = wp->w_buffer;
1387 		if (buf->b_changedtick != -1)
1388 		{
1389 		    apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname,
1390 						    buf->b_fname, FALSE, buf);
1391 		    buf->b_changedtick = -1;  /* note that we did it already */
1392 		    /* start all over, autocommands may mess up the lists */
1393 		    next_tp = first_tabpage;
1394 		    break;
1395 		}
1396 	    }
1397 	}
1398 # else
1399 	apply_autocmds(EVENT_BUFWINLEAVE, curbuf, curbuf->b_fname,
1400 							       FALSE, curbuf);
1401 # endif
1402 
1403 	/* Trigger BufUnload for buffers that are loaded */
1404 	FOR_ALL_BUFFERS(buf)
1405 	    if (buf->b_ml.ml_mfp != NULL)
1406 	    {
1407 		bufref_T bufref;
1408 
1409 		set_bufref(&bufref, buf);
1410 		apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname,
1411 								  FALSE, buf);
1412 		if (!bufref_valid(&bufref))
1413 		    /* autocmd deleted the buffer */
1414 		    break;
1415 	    }
1416 	apply_autocmds(EVENT_VIMLEAVEPRE, NULL, NULL, FALSE, curbuf);
1417     }
1418 #endif
1419 
1420 #ifdef FEAT_VIMINFO
1421     if (*p_viminfo != NUL)
1422 	/* Write out the registers, history, marks etc, to the viminfo file */
1423 	write_viminfo(NULL, FALSE);
1424 #endif
1425 
1426 #ifdef FEAT_AUTOCMD
1427     if (get_vim_var_nr(VV_DYING) <= 1)
1428 	apply_autocmds(EVENT_VIMLEAVE, NULL, NULL, FALSE, curbuf);
1429 #endif
1430 
1431 #ifdef FEAT_PROFILE
1432     profile_dump();
1433 #endif
1434 
1435     if (did_emsg
1436 #ifdef FEAT_GUI
1437 	    || (gui.in_use && msg_didany && p_verbose > 0)
1438 #endif
1439 	    )
1440     {
1441 	/* give the user a chance to read the (error) message */
1442 	no_wait_return = FALSE;
1443 	wait_return(FALSE);
1444     }
1445 
1446 #ifdef FEAT_AUTOCMD
1447     /* Position the cursor again, the autocommands may have moved it */
1448 # ifdef FEAT_GUI
1449     if (!gui.in_use)
1450 # endif
1451 	windgoto((int)Rows - 1, 0);
1452 #endif
1453 
1454 #ifdef FEAT_JOB_CHANNEL
1455     job_stop_on_exit();
1456 #endif
1457 #ifdef FEAT_LUA
1458     lua_end();
1459 #endif
1460 #ifdef FEAT_MZSCHEME
1461     mzscheme_end();
1462 #endif
1463 #ifdef FEAT_TCL
1464     tcl_end();
1465 #endif
1466 #ifdef FEAT_RUBY
1467     ruby_end();
1468 #endif
1469 #ifdef FEAT_PYTHON
1470     python_end();
1471 #endif
1472 #ifdef FEAT_PYTHON3
1473     python3_end();
1474 #endif
1475 #ifdef FEAT_PERL
1476     perl_end();
1477 #endif
1478 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
1479     iconv_end();
1480 #endif
1481 #ifdef FEAT_NETBEANS_INTG
1482     netbeans_end();
1483 #endif
1484 #ifdef FEAT_CSCOPE
1485     cs_end();
1486 #endif
1487 #ifdef FEAT_EVAL
1488     if (garbage_collect_at_exit)
1489 	garbage_collect(FALSE);
1490 #endif
1491 #if defined(WIN32) && defined(FEAT_MBYTE)
1492     free_cmd_argsW();
1493 #endif
1494 
1495     mch_exit(exitval);
1496 }
1497 
1498 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
1499 /*
1500  * Setup to use the current locale (for ctype() and many other things).
1501  */
1502     static void
1503 init_locale(void)
1504 {
1505     setlocale(LC_ALL, "");
1506 
1507 # ifdef FEAT_GUI_GTK
1508     /* Tell Gtk not to change our locale settings. */
1509     gtk_disable_setlocale();
1510 # endif
1511 # if defined(FEAT_FLOAT) && defined(LC_NUMERIC)
1512     /* Make sure strtod() uses a decimal point, not a comma. */
1513     setlocale(LC_NUMERIC, "C");
1514 # endif
1515 
1516 # ifdef WIN32
1517     /* Apparently MS-Windows printf() may cause a crash when we give it 8-bit
1518      * text while it's expecting text in the current locale.  This call avoids
1519      * that. */
1520     setlocale(LC_CTYPE, "C");
1521 # endif
1522 
1523 # ifdef FEAT_GETTEXT
1524     {
1525 	int	mustfree = FALSE;
1526 	char_u	*p;
1527 
1528 #  ifdef DYNAMIC_GETTEXT
1529 	/* Initialize the gettext library */
1530 	dyn_libintl_init();
1531 #  endif
1532 	/* expand_env() doesn't work yet, because g_chartab[] is not
1533 	 * initialized yet, call vim_getenv() directly */
1534 	p = vim_getenv((char_u *)"VIMRUNTIME", &mustfree);
1535 	if (p != NULL && *p != NUL)
1536 	{
1537 	    vim_snprintf((char *)NameBuff, MAXPATHL, "%s/lang", p);
1538 	    bindtextdomain(VIMPACKAGE, (char *)NameBuff);
1539 	}
1540 	if (mustfree)
1541 	    vim_free(p);
1542 	textdomain(VIMPACKAGE);
1543     }
1544 # endif
1545 }
1546 #endif
1547 
1548 /*
1549  * Get the name of the display, before gui_prepare() removes it from
1550  * argv[].  Used for the xterm-clipboard display.
1551  *
1552  * Also find the --server... arguments and --socketid and --windowid
1553  */
1554     static void
1555 early_arg_scan(mparm_T *parmp UNUSED)
1556 {
1557 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_CLIENTSERVER) \
1558 	|| !defined(FEAT_NETBEANS_INTG)
1559     int		argc = parmp->argc;
1560     char	**argv = parmp->argv;
1561     int		i;
1562 
1563     for (i = 1; i < argc; i++)
1564     {
1565 	if (STRCMP(argv[i], "--") == 0)
1566 	    break;
1567 # ifdef FEAT_XCLIPBOARD
1568 	else if (STRICMP(argv[i], "-display") == 0
1569 #  if defined(FEAT_GUI_GTK)
1570 		|| STRICMP(argv[i], "--display") == 0
1571 #  endif
1572 		)
1573 	{
1574 	    if (i == argc - 1)
1575 		mainerr_arg_missing((char_u *)argv[i]);
1576 	    xterm_display = argv[++i];
1577 	}
1578 # endif
1579 # ifdef FEAT_CLIENTSERVER
1580 	else if (STRICMP(argv[i], "--servername") == 0)
1581 	{
1582 	    if (i == argc - 1)
1583 		mainerr_arg_missing((char_u *)argv[i]);
1584 	    parmp->serverName_arg = (char_u *)argv[++i];
1585 	}
1586 	else if (STRICMP(argv[i], "--serverlist") == 0)
1587 	    parmp->serverArg = TRUE;
1588 	else if (STRNICMP(argv[i], "--remote", 8) == 0)
1589 	{
1590 	    parmp->serverArg = TRUE;
1591 #  ifdef FEAT_GUI
1592 	    if (strstr(argv[i], "-wait") != 0)
1593 		/* don't fork() when starting the GUI to edit files ourself */
1594 		gui.dofork = FALSE;
1595 #  endif
1596 	}
1597 # endif
1598 
1599 # if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)
1600 #  ifdef FEAT_GUI_W32
1601 	else if (STRICMP(argv[i], "--windowid") == 0)
1602 #  else
1603 	else if (STRICMP(argv[i], "--socketid") == 0)
1604 #  endif
1605 	{
1606 	    long_u	id;
1607 	    int		count;
1608 
1609 	    if (i == argc - 1)
1610 		mainerr_arg_missing((char_u *)argv[i]);
1611 	    if (STRNICMP(argv[i+1], "0x", 2) == 0)
1612 		count = sscanf(&(argv[i + 1][2]), SCANF_HEX_LONG_U, &id);
1613 	    else
1614 		count = sscanf(argv[i + 1], SCANF_DECIMAL_LONG_U, &id);
1615 	    if (count != 1)
1616 		mainerr(ME_INVALID_ARG, (char_u *)argv[i]);
1617 	    else
1618 #  ifdef FEAT_GUI_W32
1619 		win_socket_id = id;
1620 #  else
1621 		gtk_socket_id = id;
1622 #  endif
1623 	    i++;
1624 	}
1625 # endif
1626 # ifdef FEAT_GUI_GTK
1627 	else if (STRICMP(argv[i], "--echo-wid") == 0)
1628 	    echo_wid_arg = TRUE;
1629 # endif
1630 # ifndef FEAT_NETBEANS_INTG
1631 	else if (strncmp(argv[i], "-nb", (size_t)3) == 0)
1632 	{
1633 	    mch_errmsg(_("'-nb' cannot be used: not enabled at compile time\n"));
1634 	    mch_exit(2);
1635 	}
1636 # endif
1637 
1638     }
1639 #endif
1640 }
1641 
1642 #ifndef NO_VIM_MAIN
1643 /*
1644  * Get a (optional) count for a Vim argument.
1645  */
1646     static int
1647 get_number_arg(
1648     char_u	*p,	    /* pointer to argument */
1649     int		*idx,	    /* index in argument, is incremented */
1650     int		def)	    /* default value */
1651 {
1652     if (vim_isdigit(p[*idx]))
1653     {
1654 	def = atoi((char *)&(p[*idx]));
1655 	while (vim_isdigit(p[*idx]))
1656 	    *idx = *idx + 1;
1657     }
1658     return def;
1659 }
1660 
1661 /*
1662  * Check for: [r][e][g][vi|vim|view][diff][ex[im]]
1663  * If the executable name starts with "r" we disable shell commands.
1664  * If the next character is "e" we run in Easy mode.
1665  * If the next character is "g" we run the GUI version.
1666  * If the next characters are "view" we start in readonly mode.
1667  * If the next characters are "diff" or "vimdiff" we start in diff mode.
1668  * If the next characters are "ex" we start in Ex mode.  If it's followed
1669  * by "im" use improved Ex mode.
1670  */
1671     static void
1672 parse_command_name(mparm_T *parmp)
1673 {
1674     char_u	*initstr;
1675 
1676     initstr = gettail((char_u *)parmp->argv[0]);
1677 
1678 #ifdef MACOS_X_UNIX
1679     /* An issue has been seen when launching Vim in such a way that
1680      * $PWD/$ARGV[0] or $ARGV[0] is not the absolute path to the
1681      * executable or a symbolic link of it. Until this issue is resolved
1682      * we prohibit the GUI from being used.
1683      */
1684     if (STRCMP(initstr, parmp->argv[0]) == 0)
1685 	disallow_gui = TRUE;
1686 
1687     /* TODO: On MacOS X default to gui if argv[0] ends in:
1688      *       /Vim.app/Contents/MacOS/Vim */
1689 #endif
1690 
1691 #ifdef FEAT_EVAL
1692     set_vim_var_string(VV_PROGNAME, initstr, -1);
1693     set_vim_var_string(VV_PROGPATH, (char_u *)parmp->argv[0], -1);
1694 #endif
1695 
1696     if (TOLOWER_ASC(initstr[0]) == 'r')
1697     {
1698 	restricted = TRUE;
1699 	++initstr;
1700     }
1701 
1702     /* Use evim mode for "evim" and "egvim", not for "editor". */
1703     if (TOLOWER_ASC(initstr[0]) == 'e'
1704 	    && (TOLOWER_ASC(initstr[1]) == 'v'
1705 		|| TOLOWER_ASC(initstr[1]) == 'g'))
1706     {
1707 #ifdef FEAT_GUI
1708 	gui.starting = TRUE;
1709 #endif
1710 	parmp->evim_mode = TRUE;
1711 	++initstr;
1712     }
1713 
1714     /* "gvim" starts the GUI.  Also accept "Gvim" for MS-Windows. */
1715     if (TOLOWER_ASC(initstr[0]) == 'g')
1716     {
1717 	main_start_gui();
1718 #ifdef FEAT_GUI
1719 	++initstr;
1720 #endif
1721     }
1722 
1723     if (STRNICMP(initstr, "view", 4) == 0)
1724     {
1725 	readonlymode = TRUE;
1726 	curbuf->b_p_ro = TRUE;
1727 	p_uc = 10000;			/* don't update very often */
1728 	initstr += 4;
1729     }
1730     else if (STRNICMP(initstr, "vim", 3) == 0)
1731 	initstr += 3;
1732 
1733     /* Catch "[r][g]vimdiff" and "[r][g]viewdiff". */
1734     if (STRICMP(initstr, "diff") == 0)
1735     {
1736 #ifdef FEAT_DIFF
1737 	parmp->diff_mode = TRUE;
1738 #else
1739 	mch_errmsg(_("This Vim was not compiled with the diff feature."));
1740 	mch_errmsg("\n");
1741 	mch_exit(2);
1742 #endif
1743     }
1744 
1745     if (STRNICMP(initstr, "ex", 2) == 0)
1746     {
1747 	if (STRNICMP(initstr + 2, "im", 2) == 0)
1748 	    exmode_active = EXMODE_VIM;
1749 	else
1750 	    exmode_active = EXMODE_NORMAL;
1751 	change_compatible(TRUE);	/* set 'compatible' */
1752     }
1753 }
1754 
1755 /*
1756  * Scan the command line arguments.
1757  */
1758     static void
1759 command_line_scan(mparm_T *parmp)
1760 {
1761     int		argc = parmp->argc;
1762     char	**argv = parmp->argv;
1763     int		argv_idx;		/* index in argv[n][] */
1764     int		had_minmin = FALSE;	/* found "--" argument */
1765     int		want_argument;		/* option argument with argument */
1766     int		c;
1767     char_u	*p = NULL;
1768     long	n;
1769 
1770     --argc;
1771     ++argv;
1772     argv_idx = 1;	    /* active option letter is argv[0][argv_idx] */
1773     while (argc > 0)
1774     {
1775 	/*
1776 	 * "+" or "+{number}" or "+/{pat}" or "+{command}" argument.
1777 	 */
1778 	if (argv[0][0] == '+' && !had_minmin)
1779 	{
1780 	    if (parmp->n_commands >= MAX_ARG_CMDS)
1781 		mainerr(ME_EXTRA_CMD, NULL);
1782 	    argv_idx = -1;	    /* skip to next argument */
1783 	    if (argv[0][1] == NUL)
1784 		parmp->commands[parmp->n_commands++] = (char_u *)"$";
1785 	    else
1786 		parmp->commands[parmp->n_commands++] = (char_u *)&(argv[0][1]);
1787 	}
1788 
1789 	/*
1790 	 * Optional argument.
1791 	 */
1792 	else if (argv[0][0] == '-' && !had_minmin)
1793 	{
1794 	    want_argument = FALSE;
1795 	    c = argv[0][argv_idx++];
1796 #ifdef VMS
1797 	    /*
1798 	     * VMS only uses upper case command lines.  Interpret "-X" as "-x"
1799 	     * and "-/X" as "-X".
1800 	     */
1801 	    if (c == '/')
1802 	    {
1803 		c = argv[0][argv_idx++];
1804 		c = TOUPPER_ASC(c);
1805 	    }
1806 	    else
1807 		c = TOLOWER_ASC(c);
1808 #endif
1809 	    switch (c)
1810 	    {
1811 	    case NUL:		/* "vim -"  read from stdin */
1812 				/* "ex -" silent mode */
1813 		if (exmode_active)
1814 		    silent_mode = TRUE;
1815 		else
1816 		{
1817 		    if (parmp->edit_type != EDIT_NONE)
1818 			mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
1819 		    parmp->edit_type = EDIT_STDIN;
1820 		    read_cmd_fd = 2;	/* read from stderr instead of stdin */
1821 		}
1822 		argv_idx = -1;		/* skip to next argument */
1823 		break;
1824 
1825 	    case '-':		/* "--" don't take any more option arguments */
1826 				/* "--help" give help message */
1827 				/* "--version" give version message */
1828 				/* "--literal" take files literally */
1829 				/* "--nofork" don't fork */
1830 				/* "--not-a-term" don't warn for not a term */
1831 				/* "--ttyfail" exit if not a term */
1832 				/* "--noplugin[s]" skip plugins */
1833 				/* "--cmd <cmd>" execute cmd before vimrc */
1834 		if (STRICMP(argv[0] + argv_idx, "help") == 0)
1835 		    usage();
1836 		else if (STRICMP(argv[0] + argv_idx, "version") == 0)
1837 		{
1838 		    Columns = 80;	/* need to init Columns */
1839 		    info_message = TRUE; /* use mch_msg(), not mch_errmsg() */
1840 		    list_version();
1841 		    msg_putchar('\n');
1842 		    msg_didout = FALSE;
1843 		    mch_exit(0);
1844 		}
1845 		else if (STRNICMP(argv[0] + argv_idx, "literal", 7) == 0)
1846 		{
1847 #ifdef EXPAND_FILENAMES
1848 		    parmp->literal = TRUE;
1849 #endif
1850 		}
1851 		else if (STRNICMP(argv[0] + argv_idx, "nofork", 6) == 0)
1852 		{
1853 #ifdef FEAT_GUI
1854 		    gui.dofork = FALSE;	/* don't fork() when starting GUI */
1855 #endif
1856 		}
1857 		else if (STRNICMP(argv[0] + argv_idx, "noplugin", 8) == 0)
1858 		    p_lpl = FALSE;
1859 		else if (STRNICMP(argv[0] + argv_idx, "not-a-term", 10) == 0)
1860 		    parmp->not_a_term = TRUE;
1861 		else if (STRNICMP(argv[0] + argv_idx, "ttyfail", 7) == 0)
1862 		    parmp->tty_fail = TRUE;
1863 		else if (STRNICMP(argv[0] + argv_idx, "cmd", 3) == 0)
1864 		{
1865 		    want_argument = TRUE;
1866 		    argv_idx += 3;
1867 		}
1868 		else if (STRNICMP(argv[0] + argv_idx, "startuptime", 11) == 0)
1869 		{
1870 		    want_argument = TRUE;
1871 		    argv_idx += 11;
1872 		}
1873 #ifdef FEAT_CLIENTSERVER
1874 		else if (STRNICMP(argv[0] + argv_idx, "serverlist", 10) == 0)
1875 		    ; /* already processed -- no arg */
1876 		else if (STRNICMP(argv[0] + argv_idx, "servername", 10) == 0
1877 		       || STRNICMP(argv[0] + argv_idx, "serversend", 10) == 0)
1878 		{
1879 		    /* already processed -- snatch the following arg */
1880 		    if (argc > 1)
1881 		    {
1882 			--argc;
1883 			++argv;
1884 		    }
1885 		}
1886 #endif
1887 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)
1888 # ifdef FEAT_GUI_GTK
1889 		else if (STRNICMP(argv[0] + argv_idx, "socketid", 8) == 0)
1890 # else
1891 		else if (STRNICMP(argv[0] + argv_idx, "windowid", 8) == 0)
1892 # endif
1893 		{
1894 		    /* already processed -- snatch the following arg */
1895 		    if (argc > 1)
1896 		    {
1897 			--argc;
1898 			++argv;
1899 		    }
1900 		}
1901 #endif
1902 #ifdef FEAT_GUI_GTK
1903 		else if (STRNICMP(argv[0] + argv_idx, "echo-wid", 8) == 0)
1904 		{
1905 		    /* already processed, skip */
1906 		}
1907 #endif
1908 		else
1909 		{
1910 		    if (argv[0][argv_idx])
1911 			mainerr(ME_UNKNOWN_OPTION, (char_u *)argv[0]);
1912 		    had_minmin = TRUE;
1913 		}
1914 		if (!want_argument)
1915 		    argv_idx = -1;	/* skip to next argument */
1916 		break;
1917 
1918 	    case 'A':		/* "-A" start in Arabic mode */
1919 #ifdef FEAT_ARABIC
1920 		set_option_value((char_u *)"arabic", 1L, NULL, 0);
1921 #else
1922 		mch_errmsg(_(e_noarabic));
1923 		mch_exit(2);
1924 #endif
1925 		break;
1926 
1927 	    case 'b':		/* "-b" binary mode */
1928 		/* Needs to be effective before expanding file names, because
1929 		 * for Win32 this makes us edit a shortcut file itself,
1930 		 * instead of the file it links to. */
1931 		set_options_bin(curbuf->b_p_bin, 1, 0);
1932 		curbuf->b_p_bin = 1;	    /* binary file I/O */
1933 		break;
1934 
1935 	    case 'C':		/* "-C"  Compatible */
1936 		change_compatible(TRUE);
1937 		has_dash_c_arg = TRUE;
1938 		break;
1939 
1940 	    case 'e':		/* "-e" Ex mode */
1941 		exmode_active = EXMODE_NORMAL;
1942 		break;
1943 
1944 	    case 'E':		/* "-E" Improved Ex mode */
1945 		exmode_active = EXMODE_VIM;
1946 		break;
1947 
1948 	    case 'f':		/* "-f"  GUI: run in foreground.  Amiga: open
1949 				window directly, not with newcli */
1950 #ifdef FEAT_GUI
1951 		gui.dofork = FALSE;	/* don't fork() when starting GUI */
1952 #endif
1953 		break;
1954 
1955 	    case 'g':		/* "-g" start GUI */
1956 		main_start_gui();
1957 		break;
1958 
1959 	    case 'F':		/* "-F" start in Farsi mode: rl + fkmap set */
1960 #ifdef FEAT_FKMAP
1961 		p_fkmap = TRUE;
1962 		set_option_value((char_u *)"rl", 1L, NULL, 0);
1963 #else
1964 		mch_errmsg(_(e_nofarsi));
1965 		mch_exit(2);
1966 #endif
1967 		break;
1968 
1969 	    case 'h':		/* "-h" give help message */
1970 #ifdef FEAT_GUI_GNOME
1971 		/* Tell usage() to exit for "gvim". */
1972 		gui.starting = FALSE;
1973 #endif
1974 		usage();
1975 		break;
1976 
1977 	    case 'H':		/* "-H" start in Hebrew mode: rl + hkmap set */
1978 #ifdef FEAT_RIGHTLEFT
1979 		p_hkmap = TRUE;
1980 		set_option_value((char_u *)"rl", 1L, NULL, 0);
1981 #else
1982 		mch_errmsg(_(e_nohebrew));
1983 		mch_exit(2);
1984 #endif
1985 		break;
1986 
1987 	    case 'l':		/* "-l" lisp mode, 'lisp' and 'showmatch' on */
1988 #ifdef FEAT_LISP
1989 		set_option_value((char_u *)"lisp", 1L, NULL, 0);
1990 		p_sm = TRUE;
1991 #endif
1992 		break;
1993 
1994 	    case 'M':		/* "-M"  no changes or writing of files */
1995 		reset_modifiable();
1996 		/* FALLTHROUGH */
1997 
1998 	    case 'm':		/* "-m"  no writing of files */
1999 		p_write = FALSE;
2000 		break;
2001 
2002 	    case 'y':		/* "-y"  easy mode */
2003 #ifdef FEAT_GUI
2004 		gui.starting = TRUE;	/* start GUI a bit later */
2005 #endif
2006 		parmp->evim_mode = TRUE;
2007 		break;
2008 
2009 	    case 'N':		/* "-N"  Nocompatible */
2010 		change_compatible(FALSE);
2011 		break;
2012 
2013 	    case 'n':		/* "-n" no swap file */
2014 #ifdef FEAT_NETBEANS_INTG
2015 		/* checking for "-nb", netbeans parameters */
2016 		if (argv[0][argv_idx] == 'b')
2017 		{
2018 		    netbeansArg = argv[0];
2019 		    argv_idx = -1;	    /* skip to next argument */
2020 		}
2021 		else
2022 #endif
2023 		parmp->no_swap_file = TRUE;
2024 		break;
2025 
2026 	    case 'p':		/* "-p[N]" open N tab pages */
2027 #ifdef TARGET_API_MAC_OSX
2028 		/* For some reason on MacOS X, an argument like:
2029 		   -psn_0_10223617 is passed in when invoke from Finder
2030 		   or with the 'open' command */
2031 		if (argv[0][argv_idx] == 's')
2032 		{
2033 		    argv_idx = -1; /* bypass full -psn */
2034 		    main_start_gui();
2035 		    break;
2036 		}
2037 #endif
2038 #ifdef FEAT_WINDOWS
2039 		/* default is 0: open window for each file */
2040 		parmp->window_count = get_number_arg((char_u *)argv[0],
2041 								&argv_idx, 0);
2042 		parmp->window_layout = WIN_TABS;
2043 #endif
2044 		break;
2045 
2046 	    case 'o':		/* "-o[N]" open N horizontal split windows */
2047 #ifdef FEAT_WINDOWS
2048 		/* default is 0: open window for each file */
2049 		parmp->window_count = get_number_arg((char_u *)argv[0],
2050 								&argv_idx, 0);
2051 		parmp->window_layout = WIN_HOR;
2052 #endif
2053 		break;
2054 
2055 		case 'O':	/* "-O[N]" open N vertical split windows */
2056 #ifdef FEAT_WINDOWS
2057 		/* default is 0: open window for each file */
2058 		parmp->window_count = get_number_arg((char_u *)argv[0],
2059 								&argv_idx, 0);
2060 		parmp->window_layout = WIN_VER;
2061 #endif
2062 		break;
2063 
2064 #ifdef FEAT_QUICKFIX
2065 	    case 'q':		/* "-q" QuickFix mode */
2066 		if (parmp->edit_type != EDIT_NONE)
2067 		    mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
2068 		parmp->edit_type = EDIT_QF;
2069 		if (argv[0][argv_idx])		/* "-q{errorfile}" */
2070 		{
2071 		    parmp->use_ef = (char_u *)argv[0] + argv_idx;
2072 		    argv_idx = -1;
2073 		}
2074 		else if (argc > 1)		/* "-q {errorfile}" */
2075 		    want_argument = TRUE;
2076 		break;
2077 #endif
2078 
2079 	    case 'R':		/* "-R" readonly mode */
2080 		readonlymode = TRUE;
2081 		curbuf->b_p_ro = TRUE;
2082 		p_uc = 10000;			/* don't update very often */
2083 		break;
2084 
2085 	    case 'r':		/* "-r" recovery mode */
2086 	    case 'L':		/* "-L" recovery mode */
2087 		recoverymode = 1;
2088 		break;
2089 
2090 	    case 's':
2091 		if (exmode_active)	/* "-s" silent (batch) mode */
2092 		    silent_mode = TRUE;
2093 		else		/* "-s {scriptin}" read from script file */
2094 		    want_argument = TRUE;
2095 		break;
2096 
2097 	    case 't':		/* "-t {tag}" or "-t{tag}" jump to tag */
2098 		if (parmp->edit_type != EDIT_NONE)
2099 		    mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
2100 		parmp->edit_type = EDIT_TAG;
2101 		if (argv[0][argv_idx])		/* "-t{tag}" */
2102 		{
2103 		    parmp->tagname = (char_u *)argv[0] + argv_idx;
2104 		    argv_idx = -1;
2105 		}
2106 		else				/* "-t {tag}" */
2107 		    want_argument = TRUE;
2108 		break;
2109 
2110 #ifdef FEAT_EVAL
2111 	    case 'D':		/* "-D"		Debugging */
2112 		parmp->use_debug_break_level = 9999;
2113 		break;
2114 #endif
2115 #ifdef FEAT_DIFF
2116 	    case 'd':		/* "-d"		'diff' */
2117 # ifdef AMIGA
2118 		/* check for "-dev {device}" */
2119 		if (argv[0][argv_idx] == 'e' && argv[0][argv_idx + 1] == 'v')
2120 		    want_argument = TRUE;
2121 		else
2122 # endif
2123 		    parmp->diff_mode = TRUE;
2124 		break;
2125 #endif
2126 	    case 'V':		/* "-V{N}"	Verbose level */
2127 		/* default is 10: a little bit verbose */
2128 		p_verbose = get_number_arg((char_u *)argv[0], &argv_idx, 10);
2129 		if (argv[0][argv_idx] != NUL)
2130 		{
2131 		    set_option_value((char_u *)"verbosefile", 0L,
2132 					     (char_u *)argv[0] + argv_idx, 0);
2133 		    argv_idx = (int)STRLEN(argv[0]);
2134 		}
2135 		break;
2136 
2137 	    case 'v':		/* "-v"  Vi-mode (as if called "vi") */
2138 		exmode_active = 0;
2139 #ifdef FEAT_GUI
2140 		gui.starting = FALSE;	/* don't start GUI */
2141 #endif
2142 		break;
2143 
2144 	    case 'w':		/* "-w{number}"	set window height */
2145 				/* "-w {scriptout}"	write to script */
2146 		if (vim_isdigit(((char_u *)argv[0])[argv_idx]))
2147 		{
2148 		    n = get_number_arg((char_u *)argv[0], &argv_idx, 10);
2149 		    set_option_value((char_u *)"window", n, NULL, 0);
2150 		    break;
2151 		}
2152 		want_argument = TRUE;
2153 		break;
2154 
2155 #ifdef FEAT_CRYPT
2156 	    case 'x':		/* "-x"  encrypted reading/writing of files */
2157 		parmp->ask_for_key = TRUE;
2158 		break;
2159 #endif
2160 
2161 	    case 'X':		/* "-X"  don't connect to X server */
2162 #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
2163 		x_no_connect = TRUE;
2164 #endif
2165 		break;
2166 
2167 	    case 'Z':		/* "-Z"  restricted mode */
2168 		restricted = TRUE;
2169 		break;
2170 
2171 	    case 'c':		/* "-c{command}" or "-c {command}" execute
2172 				   command */
2173 		if (argv[0][argv_idx] != NUL)
2174 		{
2175 		    if (parmp->n_commands >= MAX_ARG_CMDS)
2176 			mainerr(ME_EXTRA_CMD, NULL);
2177 		    parmp->commands[parmp->n_commands++] = (char_u *)argv[0]
2178 								   + argv_idx;
2179 		    argv_idx = -1;
2180 		    break;
2181 		}
2182 		/*FALLTHROUGH*/
2183 	    case 'S':		/* "-S {file}" execute Vim script */
2184 	    case 'i':		/* "-i {viminfo}" use for viminfo */
2185 #ifndef FEAT_DIFF
2186 	    case 'd':		/* "-d {device}" device (for Amiga) */
2187 #endif
2188 	    case 'T':		/* "-T {terminal}" terminal name */
2189 	    case 'u':		/* "-u {vimrc}" vim inits file */
2190 	    case 'U':		/* "-U {gvimrc}" gvim inits file */
2191 	    case 'W':		/* "-W {scriptout}" overwrite */
2192 #ifdef FEAT_GUI_W32
2193 	    case 'P':		/* "-P {parent title}" MDI parent */
2194 #endif
2195 		want_argument = TRUE;
2196 		break;
2197 
2198 	    default:
2199 		mainerr(ME_UNKNOWN_OPTION, (char_u *)argv[0]);
2200 	    }
2201 
2202 	    /*
2203 	     * Handle option arguments with argument.
2204 	     */
2205 	    if (want_argument)
2206 	    {
2207 		/*
2208 		 * Check for garbage immediately after the option letter.
2209 		 */
2210 		if (argv[0][argv_idx] != NUL)
2211 		    mainerr(ME_GARBAGE, (char_u *)argv[0]);
2212 
2213 		--argc;
2214 		if (argc < 1 && c != 'S')  /* -S has an optional argument */
2215 		    mainerr_arg_missing((char_u *)argv[0]);
2216 		++argv;
2217 		argv_idx = -1;
2218 
2219 		switch (c)
2220 		{
2221 		case 'c':	/* "-c {command}" execute command */
2222 		case 'S':	/* "-S {file}" execute Vim script */
2223 		    if (parmp->n_commands >= MAX_ARG_CMDS)
2224 			mainerr(ME_EXTRA_CMD, NULL);
2225 		    if (c == 'S')
2226 		    {
2227 			char	*a;
2228 
2229 			if (argc < 1)
2230 			    /* "-S" without argument: use default session file
2231 			     * name. */
2232 			    a = SESSION_FILE;
2233 			else if (argv[0][0] == '-')
2234 			{
2235 			    /* "-S" followed by another option: use default
2236 			     * session file name. */
2237 			    a = SESSION_FILE;
2238 			    ++argc;
2239 			    --argv;
2240 			}
2241 			else
2242 			    a = argv[0];
2243 			p = alloc((unsigned)(STRLEN(a) + 4));
2244 			if (p == NULL)
2245 			    mch_exit(2);
2246 			sprintf((char *)p, "so %s", a);
2247 			parmp->cmds_tofree[parmp->n_commands] = TRUE;
2248 			parmp->commands[parmp->n_commands++] = p;
2249 		    }
2250 		    else
2251 			parmp->commands[parmp->n_commands++] =
2252 							    (char_u *)argv[0];
2253 		    break;
2254 
2255 		case '-':
2256 		    if (argv[-1][2] == 'c')
2257 		    {
2258 			/* "--cmd {command}" execute command */
2259 			if (parmp->n_pre_commands >= MAX_ARG_CMDS)
2260 			    mainerr(ME_EXTRA_CMD, NULL);
2261 			parmp->pre_commands[parmp->n_pre_commands++] =
2262 							    (char_u *)argv[0];
2263 		    }
2264 		    /* "--startuptime <file>" already handled */
2265 		    break;
2266 
2267 	    /*	case 'd':   -d {device} is handled in mch_check_win() for the
2268 	     *		    Amiga */
2269 
2270 #ifdef FEAT_QUICKFIX
2271 		case 'q':	/* "-q {errorfile}" QuickFix mode */
2272 		    parmp->use_ef = (char_u *)argv[0];
2273 		    break;
2274 #endif
2275 
2276 		case 'i':	/* "-i {viminfo}" use for viminfo */
2277 		    use_viminfo = (char_u *)argv[0];
2278 		    break;
2279 
2280 		case 's':	/* "-s {scriptin}" read from script file */
2281 		    if (scriptin[0] != NULL)
2282 		    {
2283 scripterror:
2284 			mch_errmsg(_("Attempt to open script file again: \""));
2285 			mch_errmsg(argv[-1]);
2286 			mch_errmsg(" ");
2287 			mch_errmsg(argv[0]);
2288 			mch_errmsg("\"\n");
2289 			mch_exit(2);
2290 		    }
2291 		    if ((scriptin[0] = mch_fopen(argv[0], READBIN)) == NULL)
2292 		    {
2293 			mch_errmsg(_("Cannot open for reading: \""));
2294 			mch_errmsg(argv[0]);
2295 			mch_errmsg("\"\n");
2296 			mch_exit(2);
2297 		    }
2298 		    if (save_typebuf() == FAIL)
2299 			mch_exit(2);	/* out of memory */
2300 		    break;
2301 
2302 		case 't':	/* "-t {tag}" */
2303 		    parmp->tagname = (char_u *)argv[0];
2304 		    break;
2305 
2306 		case 'T':	/* "-T {terminal}" terminal name */
2307 		    /*
2308 		     * The -T term argument is always available and when
2309 		     * HAVE_TERMLIB is supported it overrides the environment
2310 		     * variable TERM.
2311 		     */
2312 #ifdef FEAT_GUI
2313 		    if (term_is_gui((char_u *)argv[0]))
2314 			gui.starting = TRUE;	/* start GUI a bit later */
2315 		    else
2316 #endif
2317 			parmp->term = (char_u *)argv[0];
2318 		    break;
2319 
2320 		case 'u':	/* "-u {vimrc}" vim inits file */
2321 		    parmp->use_vimrc = (char_u *)argv[0];
2322 		    break;
2323 
2324 		case 'U':	/* "-U {gvimrc}" gvim inits file */
2325 #ifdef FEAT_GUI
2326 		    use_gvimrc = (char_u *)argv[0];
2327 #endif
2328 		    break;
2329 
2330 		case 'w':	/* "-w {nr}" 'window' value */
2331 				/* "-w {scriptout}" append to script file */
2332 		    if (vim_isdigit(*((char_u *)argv[0])))
2333 		    {
2334 			argv_idx = 0;
2335 			n = get_number_arg((char_u *)argv[0], &argv_idx, 10);
2336 			set_option_value((char_u *)"window", n, NULL, 0);
2337 			argv_idx = -1;
2338 			break;
2339 		    }
2340 		    /*FALLTHROUGH*/
2341 		case 'W':	/* "-W {scriptout}" overwrite script file */
2342 		    if (scriptout != NULL)
2343 			goto scripterror;
2344 		    if ((scriptout = mch_fopen(argv[0],
2345 				    c == 'w' ? APPENDBIN : WRITEBIN)) == NULL)
2346 		    {
2347 			mch_errmsg(_("Cannot open for script output: \""));
2348 			mch_errmsg(argv[0]);
2349 			mch_errmsg("\"\n");
2350 			mch_exit(2);
2351 		    }
2352 		    break;
2353 
2354 #ifdef FEAT_GUI_W32
2355 		case 'P':		/* "-P {parent title}" MDI parent */
2356 		    gui_mch_set_parent(argv[0]);
2357 		    break;
2358 #endif
2359 		}
2360 	    }
2361 	}
2362 
2363 	/*
2364 	 * File name argument.
2365 	 */
2366 	else
2367 	{
2368 	    argv_idx = -1;	    /* skip to next argument */
2369 
2370 	    /* Check for only one type of editing. */
2371 	    if (parmp->edit_type != EDIT_NONE && parmp->edit_type != EDIT_FILE)
2372 		mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
2373 	    parmp->edit_type = EDIT_FILE;
2374 
2375 #ifdef MSWIN
2376 	    /* Remember if the argument was a full path before changing
2377 	     * slashes to backslashes. */
2378 	    if (argv[0][0] != NUL && argv[0][1] == ':' && argv[0][2] == '\\')
2379 		parmp->full_path = TRUE;
2380 #endif
2381 
2382 	    /* Add the file to the global argument list. */
2383 	    if (ga_grow(&global_alist.al_ga, 1) == FAIL
2384 		    || (p = vim_strsave((char_u *)argv[0])) == NULL)
2385 		mch_exit(2);
2386 #ifdef FEAT_DIFF
2387 	    if (parmp->diff_mode && mch_isdir(p) && GARGCOUNT > 0
2388 				      && !mch_isdir(alist_name(&GARGLIST[0])))
2389 	    {
2390 		char_u	    *r;
2391 
2392 		r = concat_fnames(p, gettail(alist_name(&GARGLIST[0])), TRUE);
2393 		if (r != NULL)
2394 		{
2395 		    vim_free(p);
2396 		    p = r;
2397 		}
2398 	    }
2399 #endif
2400 #if defined(__CYGWIN32__) && !defined(WIN32)
2401 	    /*
2402 	     * If vim is invoked by non-Cygwin tools, convert away any
2403 	     * DOS paths, so things like .swp files are created correctly.
2404 	     * Look for evidence of non-Cygwin paths before we bother.
2405 	     * This is only for when using the Unix files.
2406 	     */
2407 	    if (vim_strpbrk(p, "\\:") != NULL && !path_with_url(p))
2408 	    {
2409 		char posix_path[PATH_MAX];
2410 
2411 # if CYGWIN_VERSION_DLL_MAJOR >= 1007
2412 		cygwin_conv_path(CCP_WIN_A_TO_POSIX, p, posix_path, PATH_MAX);
2413 # else
2414 		cygwin_conv_to_posix_path(p, posix_path);
2415 # endif
2416 		vim_free(p);
2417 		p = vim_strsave((char_u *)posix_path);
2418 		if (p == NULL)
2419 		    mch_exit(2);
2420 	    }
2421 #endif
2422 
2423 #ifdef USE_FNAME_CASE
2424 	    /* Make the case of the file name match the actual file. */
2425 	    fname_case(p, 0);
2426 #endif
2427 
2428 	    alist_add(&global_alist, p,
2429 #ifdef EXPAND_FILENAMES
2430 		    parmp->literal ? 2 : 0	/* add buffer nr after exp. */
2431 #else
2432 		    2		/* add buffer number now and use curbuf */
2433 #endif
2434 		    );
2435 
2436 #if defined(FEAT_MBYTE) && defined(WIN32)
2437 	    {
2438 		/* Remember this argument has been added to the argument list.
2439 		 * Needed when 'encoding' is changed. */
2440 		used_file_arg(argv[0], parmp->literal, parmp->full_path,
2441 # ifdef FEAT_DIFF
2442 							    parmp->diff_mode
2443 # else
2444 							    FALSE
2445 # endif
2446 							    );
2447 	    }
2448 #endif
2449 	}
2450 
2451 	/*
2452 	 * If there are no more letters after the current "-", go to next
2453 	 * argument.  argv_idx is set to -1 when the current argument is to be
2454 	 * skipped.
2455 	 */
2456 	if (argv_idx <= 0 || argv[0][argv_idx] == NUL)
2457 	{
2458 	    --argc;
2459 	    ++argv;
2460 	    argv_idx = 1;
2461 	}
2462     }
2463 
2464 #ifdef FEAT_EVAL
2465     /* If there is a "+123" or "-c" command, set v:swapcommand to the first
2466      * one. */
2467     if (parmp->n_commands > 0)
2468     {
2469 	p = alloc((unsigned)STRLEN(parmp->commands[0]) + 3);
2470 	if (p != NULL)
2471 	{
2472 	    sprintf((char *)p, ":%s\r", parmp->commands[0]);
2473 	    set_vim_var_string(VV_SWAPCOMMAND, p, -1);
2474 	    vim_free(p);
2475 	}
2476     }
2477 #endif
2478 }
2479 
2480 /*
2481  * Print a warning if stdout is not a terminal.
2482  * When starting in Ex mode and commands come from a file, set Silent mode.
2483  */
2484     static void
2485 check_tty(mparm_T *parmp)
2486 {
2487     int		input_isatty;		/* is active input a terminal? */
2488 
2489     input_isatty = mch_input_isatty();
2490     if (exmode_active)
2491     {
2492 	if (!input_isatty)
2493 	    silent_mode = TRUE;
2494     }
2495     else if (parmp->want_full_screen && (!stdout_isatty || !input_isatty)
2496 #ifdef FEAT_GUI
2497 	    /* don't want the delay when started from the desktop */
2498 	    && !gui.starting
2499 #endif
2500 	    && !parmp->not_a_term)
2501     {
2502 #ifdef NBDEBUG
2503 	/*
2504 	 * This shouldn't be necessary. But if I run netbeans with the log
2505 	 * output coming to the console and XOpenDisplay fails, I get vim
2506 	 * trying to start with input/output to my console tty.  This fills my
2507 	 * input buffer so fast I can't even kill the process in under 2
2508 	 * minutes (and it beeps continuously the whole time :-)
2509 	 */
2510 	if (netbeans_active() && (!stdout_isatty || !input_isatty))
2511 	{
2512 	    mch_errmsg(_("Vim: Error: Failure to start gvim from NetBeans\n"));
2513 	    exit(1);
2514 	}
2515 #endif
2516 #if defined(WIN3264) && !defined(FEAT_GUI_W32)
2517 	if (is_cygpty_used())
2518 	{
2519 	    mch_errmsg(_("Vim: Error: This version of Vim does not run in a Cygwin terminal\n"));
2520 	    exit(1);
2521 	}
2522 #endif
2523 	if (!stdout_isatty)
2524 	    mch_errmsg(_("Vim: Warning: Output is not to a terminal\n"));
2525 	if (!input_isatty)
2526 	    mch_errmsg(_("Vim: Warning: Input is not from a terminal\n"));
2527 	out_flush();
2528 	if (parmp->tty_fail && (!stdout_isatty || !input_isatty))
2529 	    exit(1);
2530 	if (scriptin[0] == NULL)
2531 	    ui_delay(2000L, TRUE);
2532 	TIME_MSG("Warning delay");
2533     }
2534 }
2535 
2536 /*
2537  * Read text from stdin.
2538  */
2539     static void
2540 read_stdin(void)
2541 {
2542     int	    i;
2543 
2544 #if defined(HAS_SWAP_EXISTS_ACTION)
2545     /* When getting the ATTENTION prompt here, use a dialog */
2546     swap_exists_action = SEA_DIALOG;
2547 #endif
2548     no_wait_return = TRUE;
2549     i = msg_didany;
2550     set_buflisted(TRUE);
2551     (void)open_buffer(TRUE, NULL, 0);	/* create memfile and read file */
2552     no_wait_return = FALSE;
2553     msg_didany = i;
2554     TIME_MSG("reading stdin");
2555 #if defined(HAS_SWAP_EXISTS_ACTION)
2556     check_swap_exists_action();
2557 #endif
2558 #if !(defined(AMIGA) || defined(MACOS))
2559     /*
2560      * Close stdin and dup it from stderr.  Required for GPM to work
2561      * properly, and for running external commands.
2562      * Is there any other system that cannot do this?
2563      */
2564     close(0);
2565     ignored = dup(2);
2566 #endif
2567 }
2568 
2569 /*
2570  * Create the requested number of windows and edit buffers in them.
2571  * Also does recovery if "recoverymode" set.
2572  */
2573     static void
2574 create_windows(mparm_T *parmp UNUSED)
2575 {
2576 #ifdef FEAT_WINDOWS
2577     int		dorewind;
2578     int		done = 0;
2579 
2580     /*
2581      * Create the number of windows that was requested.
2582      */
2583     if (parmp->window_count == -1)	/* was not set */
2584 	parmp->window_count = 1;
2585     if (parmp->window_count == 0)
2586 	parmp->window_count = GARGCOUNT;
2587     if (parmp->window_count > 1)
2588     {
2589 	/* Don't change the windows if there was a command in .vimrc that
2590 	 * already split some windows */
2591 	if (parmp->window_layout == 0)
2592 	    parmp->window_layout = WIN_HOR;
2593 	if (parmp->window_layout == WIN_TABS)
2594 	{
2595 	    parmp->window_count = make_tabpages(parmp->window_count);
2596 	    TIME_MSG("making tab pages");
2597 	}
2598 	else if (firstwin->w_next == NULL)
2599 	{
2600 	    parmp->window_count = make_windows(parmp->window_count,
2601 					     parmp->window_layout == WIN_VER);
2602 	    TIME_MSG("making windows");
2603 	}
2604 	else
2605 	    parmp->window_count = win_count();
2606     }
2607     else
2608 	parmp->window_count = 1;
2609 #endif
2610 
2611     if (recoverymode)			/* do recover */
2612     {
2613 	msg_scroll = TRUE;		/* scroll message up */
2614 	ml_recover();
2615 	if (curbuf->b_ml.ml_mfp == NULL) /* failed */
2616 	    getout(1);
2617 	do_modelines(0);		/* do modelines */
2618     }
2619     else
2620     {
2621 	/*
2622 	 * Open a buffer for windows that don't have one yet.
2623 	 * Commands in the .vimrc might have loaded a file or split the window.
2624 	 * Watch out for autocommands that delete a window.
2625 	 */
2626 #ifdef FEAT_AUTOCMD
2627 	/*
2628 	 * Don't execute Win/Buf Enter/Leave autocommands here
2629 	 */
2630 	++autocmd_no_enter;
2631 	++autocmd_no_leave;
2632 #endif
2633 #ifdef FEAT_WINDOWS
2634 	dorewind = TRUE;
2635 	while (done++ < 1000)
2636 	{
2637 	    if (dorewind)
2638 	    {
2639 		if (parmp->window_layout == WIN_TABS)
2640 		    goto_tabpage(1);
2641 		else
2642 		    curwin = firstwin;
2643 	    }
2644 	    else if (parmp->window_layout == WIN_TABS)
2645 	    {
2646 		if (curtab->tp_next == NULL)
2647 		    break;
2648 		goto_tabpage(0);
2649 	    }
2650 	    else
2651 	    {
2652 		if (curwin->w_next == NULL)
2653 		    break;
2654 		curwin = curwin->w_next;
2655 	    }
2656 	    dorewind = FALSE;
2657 #endif
2658 	    curbuf = curwin->w_buffer;
2659 	    if (curbuf->b_ml.ml_mfp == NULL)
2660 	    {
2661 #ifdef FEAT_FOLDING
2662 		/* Set 'foldlevel' to 'foldlevelstart' if it's not negative. */
2663 		if (p_fdls >= 0)
2664 		    curwin->w_p_fdl = p_fdls;
2665 #endif
2666 #if defined(HAS_SWAP_EXISTS_ACTION)
2667 		/* When getting the ATTENTION prompt here, use a dialog */
2668 		swap_exists_action = SEA_DIALOG;
2669 #endif
2670 		set_buflisted(TRUE);
2671 
2672 		/* create memfile, read file */
2673 		(void)open_buffer(FALSE, NULL, 0);
2674 
2675 #if defined(HAS_SWAP_EXISTS_ACTION)
2676 		if (swap_exists_action == SEA_QUIT)
2677 		{
2678 		    if (got_int || only_one_window())
2679 		    {
2680 			/* abort selected or quit and only one window */
2681 			did_emsg = FALSE;   /* avoid hit-enter prompt */
2682 			getout(1);
2683 		    }
2684 		    /* We can't close the window, it would disturb what
2685 		     * happens next.  Clear the file name and set the arg
2686 		     * index to -1 to delete it later. */
2687 		    setfname(curbuf, NULL, NULL, FALSE);
2688 		    curwin->w_arg_idx = -1;
2689 		    swap_exists_action = SEA_NONE;
2690 		}
2691 		else
2692 		    handle_swap_exists(NULL);
2693 #endif
2694 #ifdef FEAT_AUTOCMD
2695 		dorewind = TRUE;		/* start again */
2696 #endif
2697 	    }
2698 #ifdef FEAT_WINDOWS
2699 	    ui_breakcheck();
2700 	    if (got_int)
2701 	    {
2702 		(void)vgetc();	/* only break the file loading, not the rest */
2703 		break;
2704 	    }
2705 	}
2706 #endif
2707 #ifdef FEAT_WINDOWS
2708 	if (parmp->window_layout == WIN_TABS)
2709 	    goto_tabpage(1);
2710 	else
2711 	    curwin = firstwin;
2712 	curbuf = curwin->w_buffer;
2713 #endif
2714 #ifdef FEAT_AUTOCMD
2715 	--autocmd_no_enter;
2716 	--autocmd_no_leave;
2717 #endif
2718     }
2719 }
2720 
2721 #ifdef FEAT_WINDOWS
2722     /*
2723      * If opened more than one window, start editing files in the other
2724      * windows.  make_windows() has already opened the windows.
2725      */
2726     static void
2727 edit_buffers(
2728     mparm_T	*parmp,
2729     char_u	*cwd)			/* current working dir */
2730 {
2731     int		arg_idx;		/* index in argument list */
2732     int		i;
2733     int		advance = TRUE;
2734     win_T	*win;
2735 
2736 # ifdef FEAT_AUTOCMD
2737     /*
2738      * Don't execute Win/Buf Enter/Leave autocommands here
2739      */
2740     ++autocmd_no_enter;
2741     ++autocmd_no_leave;
2742 # endif
2743 
2744     /* When w_arg_idx is -1 remove the window (see create_windows()). */
2745     if (curwin->w_arg_idx == -1)
2746     {
2747 	win_close(curwin, TRUE);
2748 	advance = FALSE;
2749     }
2750 
2751     arg_idx = 1;
2752     for (i = 1; i < parmp->window_count; ++i)
2753     {
2754 	if (cwd != NULL)
2755 	    mch_chdir((char *)cwd);
2756 	/* When w_arg_idx is -1 remove the window (see create_windows()). */
2757 	if (curwin->w_arg_idx == -1)
2758 	{
2759 	    ++arg_idx;
2760 	    win_close(curwin, TRUE);
2761 	    advance = FALSE;
2762 	    continue;
2763 	}
2764 
2765 	if (advance)
2766 	{
2767 	    if (parmp->window_layout == WIN_TABS)
2768 	    {
2769 		if (curtab->tp_next == NULL)	/* just checking */
2770 		    break;
2771 		goto_tabpage(0);
2772 	    }
2773 	    else
2774 	    {
2775 		if (curwin->w_next == NULL)	/* just checking */
2776 		    break;
2777 		win_enter(curwin->w_next, FALSE);
2778 	    }
2779 	}
2780 	advance = TRUE;
2781 
2782 	/* Only open the file if there is no file in this window yet (that can
2783 	 * happen when .vimrc contains ":sall"). */
2784 	if (curbuf == firstwin->w_buffer || curbuf->b_ffname == NULL)
2785 	{
2786 	    curwin->w_arg_idx = arg_idx;
2787 	    /* Edit file from arg list, if there is one.  When "Quit" selected
2788 	     * at the ATTENTION prompt close the window. */
2789 # ifdef HAS_SWAP_EXISTS_ACTION
2790 	    swap_exists_did_quit = FALSE;
2791 # endif
2792 	    (void)do_ecmd(0, arg_idx < GARGCOUNT
2793 			  ? alist_name(&GARGLIST[arg_idx]) : NULL,
2794 			  NULL, NULL, ECMD_LASTL, ECMD_HIDE, curwin);
2795 # ifdef HAS_SWAP_EXISTS_ACTION
2796 	    if (swap_exists_did_quit)
2797 	    {
2798 		/* abort or quit selected */
2799 		if (got_int || only_one_window())
2800 		{
2801 		    /* abort selected and only one window */
2802 		    did_emsg = FALSE;   /* avoid hit-enter prompt */
2803 		    getout(1);
2804 		}
2805 		win_close(curwin, TRUE);
2806 		advance = FALSE;
2807 	    }
2808 # endif
2809 	    if (arg_idx == GARGCOUNT - 1)
2810 		arg_had_last = TRUE;
2811 	    ++arg_idx;
2812 	}
2813 	ui_breakcheck();
2814 	if (got_int)
2815 	{
2816 	    (void)vgetc();	/* only break the file loading, not the rest */
2817 	    break;
2818 	}
2819     }
2820 
2821     if (parmp->window_layout == WIN_TABS)
2822 	goto_tabpage(1);
2823 # ifdef FEAT_AUTOCMD
2824     --autocmd_no_enter;
2825 # endif
2826 
2827     /* make the first window the current window */
2828     win = firstwin;
2829 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2830     /* Avoid making a preview window the current window. */
2831     while (win->w_p_pvw)
2832     {
2833 	win = win->w_next;
2834 	if (win == NULL)
2835 	{
2836 	    win = firstwin;
2837 	    break;
2838 	}
2839     }
2840 #endif
2841     win_enter(win, FALSE);
2842 
2843 # ifdef FEAT_AUTOCMD
2844     --autocmd_no_leave;
2845 # endif
2846     TIME_MSG("editing files in windows");
2847     if (parmp->window_count > 1 && parmp->window_layout != WIN_TABS)
2848 	win_equal(curwin, FALSE, 'b');	/* adjust heights */
2849 }
2850 #endif /* FEAT_WINDOWS */
2851 
2852 /*
2853  * Execute the commands from --cmd arguments "cmds[cnt]".
2854  */
2855     static void
2856 exe_pre_commands(mparm_T *parmp)
2857 {
2858     char_u	**cmds = parmp->pre_commands;
2859     int		cnt = parmp->n_pre_commands;
2860     int		i;
2861 
2862     if (cnt > 0)
2863     {
2864 	curwin->w_cursor.lnum = 0; /* just in case.. */
2865 	sourcing_name = (char_u *)_("pre-vimrc command line");
2866 # ifdef FEAT_EVAL
2867 	current_SID = SID_CMDARG;
2868 # endif
2869 	for (i = 0; i < cnt; ++i)
2870 	    do_cmdline_cmd(cmds[i]);
2871 	sourcing_name = NULL;
2872 # ifdef FEAT_EVAL
2873 	current_SID = 0;
2874 # endif
2875 	TIME_MSG("--cmd commands");
2876     }
2877 }
2878 
2879 /*
2880  * Execute "+", "-c" and "-S" arguments.
2881  */
2882     static void
2883 exe_commands(mparm_T *parmp)
2884 {
2885     int		i;
2886 
2887     /*
2888      * We start commands on line 0, make "vim +/pat file" match a
2889      * pattern on line 1.  But don't move the cursor when an autocommand
2890      * with g`" was used.
2891      */
2892     msg_scroll = TRUE;
2893     if (parmp->tagname == NULL && curwin->w_cursor.lnum <= 1)
2894 	curwin->w_cursor.lnum = 0;
2895     sourcing_name = (char_u *)"command line";
2896 #ifdef FEAT_EVAL
2897     current_SID = SID_CARG;
2898 #endif
2899     for (i = 0; i < parmp->n_commands; ++i)
2900     {
2901 	do_cmdline_cmd(parmp->commands[i]);
2902 	if (parmp->cmds_tofree[i])
2903 	    vim_free(parmp->commands[i]);
2904     }
2905     sourcing_name = NULL;
2906 #ifdef FEAT_EVAL
2907     current_SID = 0;
2908 #endif
2909     if (curwin->w_cursor.lnum == 0)
2910 	curwin->w_cursor.lnum = 1;
2911 
2912     if (!exmode_active)
2913 	msg_scroll = FALSE;
2914 
2915 #ifdef FEAT_QUICKFIX
2916     /* When started with "-q errorfile" jump to first error again. */
2917     if (parmp->edit_type == EDIT_QF)
2918 	qf_jump(NULL, 0, 0, FALSE);
2919 #endif
2920     TIME_MSG("executing command arguments");
2921 }
2922 
2923 /*
2924  * Source startup scripts.
2925  */
2926     static void
2927 source_startup_scripts(mparm_T *parmp)
2928 {
2929     int		i;
2930 
2931     /*
2932      * For "evim" source evim.vim first of all, so that the user can overrule
2933      * any things he doesn't like.
2934      */
2935     if (parmp->evim_mode)
2936     {
2937 	(void)do_source((char_u *)EVIM_FILE, FALSE, DOSO_NONE);
2938 	TIME_MSG("source evim file");
2939     }
2940 
2941     /*
2942      * If -u argument given, use only the initializations from that file and
2943      * nothing else.
2944      */
2945     if (parmp->use_vimrc != NULL)
2946     {
2947 	if (STRCMP(parmp->use_vimrc, "NONE") == 0
2948 				     || STRCMP(parmp->use_vimrc, "NORC") == 0)
2949 	{
2950 #ifdef FEAT_GUI
2951 	    if (use_gvimrc == NULL)	    /* don't load gvimrc either */
2952 		use_gvimrc = parmp->use_vimrc;
2953 #endif
2954 	}
2955 	else
2956 	{
2957 	    if (do_source(parmp->use_vimrc, FALSE, DOSO_NONE) != OK)
2958 		EMSG2(_("E282: Cannot read from \"%s\""), parmp->use_vimrc);
2959 	}
2960     }
2961     else if (!silent_mode)
2962     {
2963 #ifdef AMIGA
2964 	struct Process	*proc = (struct Process *)FindTask(0L);
2965 	APTR		save_winptr = proc->pr_WindowPtr;
2966 
2967 	/* Avoid a requester here for a volume that doesn't exist. */
2968 	proc->pr_WindowPtr = (APTR)-1L;
2969 #endif
2970 
2971 	/*
2972 	 * Get system wide defaults, if the file name is defined.
2973 	 */
2974 #ifdef SYS_VIMRC_FILE
2975 	(void)do_source((char_u *)SYS_VIMRC_FILE, FALSE, DOSO_NONE);
2976 #endif
2977 #ifdef MACOS_X
2978 	(void)do_source((char_u *)"$VIMRUNTIME/macmap.vim", FALSE, DOSO_NONE);
2979 #endif
2980 
2981 	/*
2982 	 * Try to read initialization commands from the following places:
2983 	 * - environment variable VIMINIT
2984 	 * - user vimrc file (s:.vimrc for Amiga, ~/.vimrc otherwise)
2985 	 * - second user vimrc file ($VIM/.vimrc for Dos)
2986 	 * - environment variable EXINIT
2987 	 * - user exrc file (s:.exrc for Amiga, ~/.exrc otherwise)
2988 	 * - second user exrc file ($VIM/.exrc for Dos)
2989 	 * The first that exists is used, the rest is ignored.
2990 	 */
2991 	if (process_env((char_u *)"VIMINIT", TRUE) != OK)
2992 	{
2993 	    if (do_source((char_u *)USR_VIMRC_FILE, TRUE, DOSO_VIMRC) == FAIL
2994 #ifdef USR_VIMRC_FILE2
2995 		&& do_source((char_u *)USR_VIMRC_FILE2, TRUE,
2996 							   DOSO_VIMRC) == FAIL
2997 #endif
2998 #ifdef USR_VIMRC_FILE3
2999 		&& do_source((char_u *)USR_VIMRC_FILE3, TRUE,
3000 							   DOSO_VIMRC) == FAIL
3001 #endif
3002 #ifdef USR_VIMRC_FILE4
3003 		&& do_source((char_u *)USR_VIMRC_FILE4, TRUE,
3004 							   DOSO_VIMRC) == FAIL
3005 #endif
3006 		&& process_env((char_u *)"EXINIT", FALSE) == FAIL
3007 		&& do_source((char_u *)USR_EXRC_FILE, FALSE, DOSO_NONE) == FAIL
3008 #ifdef USR_EXRC_FILE2
3009 		&& do_source((char_u *)USR_EXRC_FILE2, FALSE, DOSO_NONE) == FAIL
3010 #endif
3011 		&& !has_dash_c_arg)
3012 	    {
3013 		/* When no .vimrc file was found: source defaults.vim. */
3014 		do_source((char_u *)VIM_DEFAULTS_FILE, FALSE, DOSO_NONE);
3015 	    }
3016 	}
3017 
3018 	/*
3019 	 * Read initialization commands from ".vimrc" or ".exrc" in current
3020 	 * directory.  This is only done if the 'exrc' option is set.
3021 	 * Because of security reasons we disallow shell and write commands
3022 	 * now, except for Unix if the file is owned by the user or 'secure'
3023 	 * option has been reset in environment of global ".exrc" or ".vimrc".
3024 	 * Only do this if VIMRC_FILE is not the same as USR_VIMRC_FILE or
3025 	 * SYS_VIMRC_FILE.
3026 	 */
3027 	if (p_exrc)
3028 	{
3029 #if defined(UNIX) || defined(VMS)
3030 	    /* If ".vimrc" file is not owned by user, set 'secure' mode. */
3031 	    if (!file_owned(VIMRC_FILE))
3032 #endif
3033 		secure = p_secure;
3034 
3035 	    i = FAIL;
3036 	    if (fullpathcmp((char_u *)USR_VIMRC_FILE,
3037 				      (char_u *)VIMRC_FILE, FALSE) != FPC_SAME
3038 #ifdef USR_VIMRC_FILE2
3039 		    && fullpathcmp((char_u *)USR_VIMRC_FILE2,
3040 				      (char_u *)VIMRC_FILE, FALSE) != FPC_SAME
3041 #endif
3042 #ifdef USR_VIMRC_FILE3
3043 		    && fullpathcmp((char_u *)USR_VIMRC_FILE3,
3044 				      (char_u *)VIMRC_FILE, FALSE) != FPC_SAME
3045 #endif
3046 #ifdef SYS_VIMRC_FILE
3047 		    && fullpathcmp((char_u *)SYS_VIMRC_FILE,
3048 				      (char_u *)VIMRC_FILE, FALSE) != FPC_SAME
3049 #endif
3050 				)
3051 		i = do_source((char_u *)VIMRC_FILE, TRUE, DOSO_VIMRC);
3052 
3053 	    if (i == FAIL)
3054 	    {
3055 #if defined(UNIX) || defined(VMS)
3056 		/* if ".exrc" is not owned by user set 'secure' mode */
3057 		if (!file_owned(EXRC_FILE))
3058 		    secure = p_secure;
3059 		else
3060 		    secure = 0;
3061 #endif
3062 		if (	   fullpathcmp((char_u *)USR_EXRC_FILE,
3063 				      (char_u *)EXRC_FILE, FALSE) != FPC_SAME
3064 #ifdef USR_EXRC_FILE2
3065 			&& fullpathcmp((char_u *)USR_EXRC_FILE2,
3066 				      (char_u *)EXRC_FILE, FALSE) != FPC_SAME
3067 #endif
3068 				)
3069 		    (void)do_source((char_u *)EXRC_FILE, FALSE, DOSO_NONE);
3070 	    }
3071 	}
3072 	if (secure == 2)
3073 	    need_wait_return = TRUE;
3074 	secure = 0;
3075 #ifdef AMIGA
3076 	proc->pr_WindowPtr = save_winptr;
3077 #endif
3078     }
3079     TIME_MSG("sourcing vimrc file(s)");
3080 }
3081 
3082 /*
3083  * Setup to start using the GUI.  Exit with an error when not available.
3084  */
3085     static void
3086 main_start_gui(void)
3087 {
3088 #ifdef FEAT_GUI
3089     gui.starting = TRUE;	/* start GUI a bit later */
3090 #else
3091     mch_errmsg(_(e_nogvim));
3092     mch_errmsg("\n");
3093     mch_exit(2);
3094 #endif
3095 }
3096 
3097 #endif  /* NO_VIM_MAIN */
3098 
3099 /*
3100  * Get an environment variable, and execute it as Ex commands.
3101  * Returns FAIL if the environment variable was not executed, OK otherwise.
3102  */
3103     int
3104 process_env(
3105     char_u	*env,
3106     int		is_viminit) /* when TRUE, called for VIMINIT */
3107 {
3108     char_u	*initstr;
3109     char_u	*save_sourcing_name;
3110     linenr_T	save_sourcing_lnum;
3111 #ifdef FEAT_EVAL
3112     scid_T	save_sid;
3113 #endif
3114 
3115     if ((initstr = mch_getenv(env)) != NULL && *initstr != NUL)
3116     {
3117 	if (is_viminit)
3118 	    vimrc_found(NULL, NULL);
3119 	save_sourcing_name = sourcing_name;
3120 	save_sourcing_lnum = sourcing_lnum;
3121 	sourcing_name = env;
3122 	sourcing_lnum = 0;
3123 #ifdef FEAT_EVAL
3124 	save_sid = current_SID;
3125 	current_SID = SID_ENV;
3126 #endif
3127 	do_cmdline_cmd(initstr);
3128 	sourcing_name = save_sourcing_name;
3129 	sourcing_lnum = save_sourcing_lnum;
3130 #ifdef FEAT_EVAL
3131 	current_SID = save_sid;
3132 #endif
3133 	return OK;
3134     }
3135     return FAIL;
3136 }
3137 
3138 #if (defined(UNIX) || defined(VMS)) && !defined(NO_VIM_MAIN)
3139 /*
3140  * Return TRUE if we are certain the user owns the file "fname".
3141  * Used for ".vimrc" and ".exrc".
3142  * Use both stat() and lstat() for extra security.
3143  */
3144     static int
3145 file_owned(char *fname)
3146 {
3147     stat_T	s;
3148 # ifdef UNIX
3149     uid_t	uid = getuid();
3150 # else	 /* VMS */
3151     uid_t	uid = ((getgid() << 16) | getuid());
3152 # endif
3153 
3154     return !(mch_stat(fname, &s) != 0 || s.st_uid != uid
3155 # ifdef HAVE_LSTAT
3156 	    || mch_lstat(fname, &s) != 0 || s.st_uid != uid
3157 # endif
3158 	    );
3159 }
3160 #endif
3161 
3162 /*
3163  * Give an error message main_errors["n"] and exit.
3164  */
3165     static void
3166 mainerr(
3167     int		n,	/* one of the ME_ defines */
3168     char_u	*str)	/* extra argument or NULL */
3169 {
3170 #if defined(UNIX) || defined(VMS)
3171     reset_signals();		/* kill us with CTRL-C here, if you like */
3172 #endif
3173 
3174     mch_errmsg(longVersion);
3175     mch_errmsg("\n");
3176     mch_errmsg(_(main_errors[n]));
3177     if (str != NULL)
3178     {
3179 	mch_errmsg(": \"");
3180 	mch_errmsg((char *)str);
3181 	mch_errmsg("\"");
3182     }
3183     mch_errmsg(_("\nMore info with: \"vim -h\"\n"));
3184 
3185     mch_exit(1);
3186 }
3187 
3188     void
3189 mainerr_arg_missing(char_u *str)
3190 {
3191     mainerr(ME_ARG_MISSING, str);
3192 }
3193 
3194 #ifndef NO_VIM_MAIN
3195 /*
3196  * print a message with three spaces prepended and '\n' appended.
3197  */
3198     static void
3199 main_msg(char *s)
3200 {
3201     mch_msg("   ");
3202     mch_msg(s);
3203     mch_msg("\n");
3204 }
3205 
3206 /*
3207  * Print messages for "vim -h" or "vim --help" and exit.
3208  */
3209     static void
3210 usage(void)
3211 {
3212     int		i;
3213     static char	*(use[]) =
3214     {
3215 	N_("[file ..]       edit specified file(s)"),
3216 	N_("-               read text from stdin"),
3217 	N_("-t tag          edit file where tag is defined"),
3218 #ifdef FEAT_QUICKFIX
3219 	N_("-q [errorfile]  edit file with first error")
3220 #endif
3221     };
3222 
3223 #if defined(UNIX) || defined(VMS)
3224     reset_signals();		/* kill us with CTRL-C here, if you like */
3225 #endif
3226 
3227     mch_msg(longVersion);
3228     mch_msg(_("\n\nusage:"));
3229     for (i = 0; ; ++i)
3230     {
3231 	mch_msg(_(" vim [arguments] "));
3232 	mch_msg(_(use[i]));
3233 	if (i == (sizeof(use) / sizeof(char_u *)) - 1)
3234 	    break;
3235 	mch_msg(_("\n   or:"));
3236     }
3237 #ifdef VMS
3238     mch_msg(_("\nWhere case is ignored prepend / to make flag upper case"));
3239 #endif
3240 
3241     mch_msg(_("\n\nArguments:\n"));
3242     main_msg(_("--\t\t\tOnly file names after this"));
3243 #ifdef EXPAND_FILENAMES
3244     main_msg(_("--literal\t\tDon't expand wildcards"));
3245 #endif
3246 #ifdef FEAT_OLE
3247     main_msg(_("-register\t\tRegister this gvim for OLE"));
3248     main_msg(_("-unregister\t\tUnregister gvim for OLE"));
3249 #endif
3250 #ifdef FEAT_GUI
3251     main_msg(_("-g\t\t\tRun using GUI (like \"gvim\")"));
3252     main_msg(_("-f  or  --nofork\tForeground: Don't fork when starting GUI"));
3253 #endif
3254     main_msg(_("-v\t\t\tVi mode (like \"vi\")"));
3255     main_msg(_("-e\t\t\tEx mode (like \"ex\")"));
3256     main_msg(_("-E\t\t\tImproved Ex mode"));
3257     main_msg(_("-s\t\t\tSilent (batch) mode (only for \"ex\")"));
3258 #ifdef FEAT_DIFF
3259     main_msg(_("-d\t\t\tDiff mode (like \"vimdiff\")"));
3260 #endif
3261     main_msg(_("-y\t\t\tEasy mode (like \"evim\", modeless)"));
3262     main_msg(_("-R\t\t\tReadonly mode (like \"view\")"));
3263     main_msg(_("-Z\t\t\tRestricted mode (like \"rvim\")"));
3264     main_msg(_("-m\t\t\tModifications (writing files) not allowed"));
3265     main_msg(_("-M\t\t\tModifications in text not allowed"));
3266     main_msg(_("-b\t\t\tBinary mode"));
3267 #ifdef FEAT_LISP
3268     main_msg(_("-l\t\t\tLisp mode"));
3269 #endif
3270     main_msg(_("-C\t\t\tCompatible with Vi: 'compatible'"));
3271     main_msg(_("-N\t\t\tNot fully Vi compatible: 'nocompatible'"));
3272     main_msg(_("-V[N][fname]\t\tBe verbose [level N] [log messages to fname]"));
3273 #ifdef FEAT_EVAL
3274     main_msg(_("-D\t\t\tDebugging mode"));
3275 #endif
3276     main_msg(_("-n\t\t\tNo swap file, use memory only"));
3277     main_msg(_("-r\t\t\tList swap files and exit"));
3278     main_msg(_("-r (with file name)\tRecover crashed session"));
3279     main_msg(_("-L\t\t\tSame as -r"));
3280 #ifdef AMIGA
3281     main_msg(_("-f\t\t\tDon't use newcli to open window"));
3282     main_msg(_("-dev <device>\t\tUse <device> for I/O"));
3283 #endif
3284 #ifdef FEAT_ARABIC
3285     main_msg(_("-A\t\t\tstart in Arabic mode"));
3286 #endif
3287 #ifdef FEAT_RIGHTLEFT
3288     main_msg(_("-H\t\t\tStart in Hebrew mode"));
3289 #endif
3290 #ifdef FEAT_FKMAP
3291     main_msg(_("-F\t\t\tStart in Farsi mode"));
3292 #endif
3293     main_msg(_("-T <terminal>\tSet terminal type to <terminal>"));
3294     main_msg(_("--not-a-term\t\tSkip warning for input/output not being a terminal"));
3295     main_msg(_("--ttyfail\t\tExit if input or output is not a terminal"));
3296     main_msg(_("-u <vimrc>\t\tUse <vimrc> instead of any .vimrc"));
3297 #ifdef FEAT_GUI
3298     main_msg(_("-U <gvimrc>\t\tUse <gvimrc> instead of any .gvimrc"));
3299 #endif
3300     main_msg(_("--noplugin\t\tDon't load plugin scripts"));
3301 #ifdef FEAT_WINDOWS
3302     main_msg(_("-p[N]\t\tOpen N tab pages (default: one for each file)"));
3303     main_msg(_("-o[N]\t\tOpen N windows (default: one for each file)"));
3304     main_msg(_("-O[N]\t\tLike -o but split vertically"));
3305 #endif
3306     main_msg(_("+\t\t\tStart at end of file"));
3307     main_msg(_("+<lnum>\t\tStart at line <lnum>"));
3308     main_msg(_("--cmd <command>\tExecute <command> before loading any vimrc file"));
3309     main_msg(_("-c <command>\t\tExecute <command> after loading the first file"));
3310     main_msg(_("-S <session>\t\tSource file <session> after loading the first file"));
3311     main_msg(_("-s <scriptin>\tRead Normal mode commands from file <scriptin>"));
3312     main_msg(_("-w <scriptout>\tAppend all typed commands to file <scriptout>"));
3313     main_msg(_("-W <scriptout>\tWrite all typed commands to file <scriptout>"));
3314 #ifdef FEAT_CRYPT
3315     main_msg(_("-x\t\t\tEdit encrypted files"));
3316 #endif
3317 #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
3318 # if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)
3319     main_msg(_("-display <display>\tConnect vim to this particular X-server"));
3320 # endif
3321     main_msg(_("-X\t\t\tDo not connect to X server"));
3322 #endif
3323 #ifdef FEAT_CLIENTSERVER
3324     main_msg(_("--remote <files>\tEdit <files> in a Vim server if possible"));
3325     main_msg(_("--remote-silent <files>  Same, don't complain if there is no server"));
3326     main_msg(_("--remote-wait <files>  As --remote but wait for files to have been edited"));
3327     main_msg(_("--remote-wait-silent <files>  Same, don't complain if there is no server"));
3328 # ifdef FEAT_WINDOWS
3329     main_msg(_("--remote-tab[-wait][-silent] <files>  As --remote but use tab page per file"));
3330 # endif
3331     main_msg(_("--remote-send <keys>\tSend <keys> to a Vim server and exit"));
3332     main_msg(_("--remote-expr <expr>\tEvaluate <expr> in a Vim server and print result"));
3333     main_msg(_("--serverlist\t\tList available Vim server names and exit"));
3334     main_msg(_("--servername <name>\tSend to/become the Vim server <name>"));
3335 #endif
3336 #ifdef STARTUPTIME
3337     main_msg(_("--startuptime <file>\tWrite startup timing messages to <file>"));
3338 #endif
3339 #ifdef FEAT_VIMINFO
3340     main_msg(_("-i <viminfo>\t\tUse <viminfo> instead of .viminfo"));
3341 #endif
3342     main_msg(_("-h  or  --help\tPrint Help (this message) and exit"));
3343     main_msg(_("--version\t\tPrint version information and exit"));
3344 
3345 #ifdef FEAT_GUI_X11
3346 # ifdef FEAT_GUI_MOTIF
3347     mch_msg(_("\nArguments recognised by gvim (Motif version):\n"));
3348 # else
3349 #  ifdef FEAT_GUI_ATHENA
3350 #   ifdef FEAT_GUI_NEXTAW
3351     mch_msg(_("\nArguments recognised by gvim (neXtaw version):\n"));
3352 #   else
3353     mch_msg(_("\nArguments recognised by gvim (Athena version):\n"));
3354 #   endif
3355 #  endif
3356 # endif
3357     main_msg(_("-display <display>\tRun vim on <display>"));
3358     main_msg(_("-iconic\t\tStart vim iconified"));
3359     main_msg(_("-background <color>\tUse <color> for the background (also: -bg)"));
3360     main_msg(_("-foreground <color>\tUse <color> for normal text (also: -fg)"));
3361     main_msg(_("-font <font>\t\tUse <font> for normal text (also: -fn)"));
3362     main_msg(_("-boldfont <font>\tUse <font> for bold text"));
3363     main_msg(_("-italicfont <font>\tUse <font> for italic text"));
3364     main_msg(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
3365     main_msg(_("-borderwidth <width>\tUse a border width of <width> (also: -bw)"));
3366     main_msg(_("-scrollbarwidth <width>  Use a scrollbar width of <width> (also: -sw)"));
3367 # ifdef FEAT_GUI_ATHENA
3368     main_msg(_("-menuheight <height>\tUse a menu bar height of <height> (also: -mh)"));
3369 # endif
3370     main_msg(_("-reverse\t\tUse reverse video (also: -rv)"));
3371     main_msg(_("+reverse\t\tDon't use reverse video (also: +rv)"));
3372     main_msg(_("-xrm <resource>\tSet the specified resource"));
3373 #endif /* FEAT_GUI_X11 */
3374 #ifdef FEAT_GUI_GTK
3375     mch_msg(_("\nArguments recognised by gvim (GTK+ version):\n"));
3376     main_msg(_("-font <font>\t\tUse <font> for normal text (also: -fn)"));
3377     main_msg(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
3378     main_msg(_("-reverse\t\tUse reverse video (also: -rv)"));
3379     main_msg(_("-display <display>\tRun vim on <display> (also: --display)"));
3380     main_msg(_("--role <role>\tSet a unique role to identify the main window"));
3381     main_msg(_("--socketid <xid>\tOpen Vim inside another GTK widget"));
3382     main_msg(_("--echo-wid\t\tMake gvim echo the Window ID on stdout"));
3383 #endif
3384 #ifdef FEAT_GUI_W32
3385     main_msg(_("-P <parent title>\tOpen Vim inside parent application"));
3386     main_msg(_("--windowid <HWND>\tOpen Vim inside another win32 widget"));
3387 #endif
3388 
3389 #ifdef FEAT_GUI_GNOME
3390     /* Gnome gives extra messages for --help if we continue, but not for -h. */
3391     if (gui.starting)
3392     {
3393 	mch_msg("\n");
3394 	gui.dofork = FALSE;
3395     }
3396     else
3397 #endif
3398 	mch_exit(0);
3399 }
3400 
3401 #if defined(HAS_SWAP_EXISTS_ACTION)
3402 /*
3403  * Check the result of the ATTENTION dialog:
3404  * When "Quit" selected, exit Vim.
3405  * When "Recover" selected, recover the file.
3406  */
3407     static void
3408 check_swap_exists_action(void)
3409 {
3410     if (swap_exists_action == SEA_QUIT)
3411 	getout(1);
3412     handle_swap_exists(NULL);
3413 }
3414 #endif
3415 
3416 #endif
3417 
3418 #if defined(STARTUPTIME) || defined(PROTO)
3419 static void time_diff(struct timeval *then, struct timeval *now);
3420 
3421 static struct timeval	prev_timeval;
3422 
3423 # ifdef WIN3264
3424 /*
3425  * Windows doesn't have gettimeofday(), although it does have struct timeval.
3426  */
3427     static int
3428 gettimeofday(struct timeval *tv, char *dummy)
3429 {
3430     long t = clock();
3431     tv->tv_sec = t / CLOCKS_PER_SEC;
3432     tv->tv_usec = (t - tv->tv_sec * CLOCKS_PER_SEC) * 1000000 / CLOCKS_PER_SEC;
3433     return 0;
3434 }
3435 # endif
3436 
3437 /*
3438  * Save the previous time before doing something that could nest.
3439  * set "*tv_rel" to the time elapsed so far.
3440  */
3441     void
3442 time_push(void *tv_rel, void *tv_start)
3443 {
3444     *((struct timeval *)tv_rel) = prev_timeval;
3445     gettimeofday(&prev_timeval, NULL);
3446     ((struct timeval *)tv_rel)->tv_usec = prev_timeval.tv_usec
3447 					- ((struct timeval *)tv_rel)->tv_usec;
3448     ((struct timeval *)tv_rel)->tv_sec = prev_timeval.tv_sec
3449 					 - ((struct timeval *)tv_rel)->tv_sec;
3450     if (((struct timeval *)tv_rel)->tv_usec < 0)
3451     {
3452 	((struct timeval *)tv_rel)->tv_usec += 1000000;
3453 	--((struct timeval *)tv_rel)->tv_sec;
3454     }
3455     *(struct timeval *)tv_start = prev_timeval;
3456 }
3457 
3458 /*
3459  * Compute the previous time after doing something that could nest.
3460  * Subtract "*tp" from prev_timeval;
3461  * Note: The arguments are (void *) to avoid trouble with systems that don't
3462  * have struct timeval.
3463  */
3464     void
3465 time_pop(
3466     void	*tp)	/* actually (struct timeval *) */
3467 {
3468     prev_timeval.tv_usec -= ((struct timeval *)tp)->tv_usec;
3469     prev_timeval.tv_sec -= ((struct timeval *)tp)->tv_sec;
3470     if (prev_timeval.tv_usec < 0)
3471     {
3472 	prev_timeval.tv_usec += 1000000;
3473 	--prev_timeval.tv_sec;
3474     }
3475 }
3476 
3477     static void
3478 time_diff(struct timeval *then, struct timeval *now)
3479 {
3480     long	usec;
3481     long	msec;
3482 
3483     usec = now->tv_usec - then->tv_usec;
3484     msec = (now->tv_sec - then->tv_sec) * 1000L + usec / 1000L,
3485     usec = usec % 1000L;
3486     fprintf(time_fd, "%03ld.%03ld", msec, usec >= 0 ? usec : usec + 1000L);
3487 }
3488 
3489     void
3490 time_msg(
3491     char	*mesg,
3492     void	*tv_start)  /* only for do_source: start time; actually
3493 			       (struct timeval *) */
3494 {
3495     static struct timeval	start;
3496     struct timeval		now;
3497 
3498     if (time_fd != NULL)
3499     {
3500 	if (strstr(mesg, "STARTING") != NULL)
3501 	{
3502 	    gettimeofday(&start, NULL);
3503 	    prev_timeval = start;
3504 	    fprintf(time_fd, "\n\ntimes in msec\n");
3505 	    fprintf(time_fd, " clock   self+sourced   self:  sourced script\n");
3506 	    fprintf(time_fd, " clock   elapsed:              other lines\n\n");
3507 	}
3508 	gettimeofday(&now, NULL);
3509 	time_diff(&start, &now);
3510 	if (((struct timeval *)tv_start) != NULL)
3511 	{
3512 	    fprintf(time_fd, "  ");
3513 	    time_diff(((struct timeval *)tv_start), &now);
3514 	}
3515 	fprintf(time_fd, "  ");
3516 	time_diff(&prev_timeval, &now);
3517 	prev_timeval = now;
3518 	fprintf(time_fd, ": %s\n", mesg);
3519     }
3520 }
3521 
3522 #endif
3523 
3524 #if (defined(FEAT_CLIENTSERVER) && !defined(NO_VIM_MAIN)) || defined(PROTO)
3525 
3526 /*
3527  * Common code for the X command server and the Win32 command server.
3528  */
3529 
3530 static char_u *build_drop_cmd(int filec, char **filev, int tabs, int sendReply);
3531 
3532 /*
3533  * Do the client-server stuff, unless "--servername ''" was used.
3534  */
3535     static void
3536 exec_on_server(mparm_T *parmp)
3537 {
3538     if (parmp->serverName_arg == NULL || *parmp->serverName_arg != NUL)
3539     {
3540 # ifdef WIN32
3541 	/* Initialise the client/server messaging infrastructure. */
3542 	serverInitMessaging();
3543 # endif
3544 
3545 	/*
3546 	 * When a command server argument was found, execute it.  This may
3547 	 * exit Vim when it was successful.  Otherwise it's executed further
3548 	 * on.  Remember the encoding used here in "serverStrEnc".
3549 	 */
3550 	if (parmp->serverArg)
3551 	{
3552 	    cmdsrv_main(&parmp->argc, parmp->argv,
3553 				    parmp->serverName_arg, &parmp->serverStr);
3554 # ifdef FEAT_MBYTE
3555 	    parmp->serverStrEnc = vim_strsave(p_enc);
3556 # endif
3557 	}
3558 
3559 	/* If we're still running, get the name to register ourselves.
3560 	 * On Win32 can register right now, for X11 need to setup the
3561 	 * clipboard first, it's further down. */
3562 	parmp->servername = serverMakeName(parmp->serverName_arg,
3563 							      parmp->argv[0]);
3564 # ifdef WIN32
3565 	if (parmp->servername != NULL)
3566 	{
3567 	    serverSetName(parmp->servername);
3568 	    vim_free(parmp->servername);
3569 	}
3570 # endif
3571     }
3572 }
3573 
3574 /*
3575  * Prepare for running as a Vim server.
3576  */
3577     static void
3578 prepare_server(mparm_T *parmp)
3579 {
3580 # if defined(FEAT_X11)
3581     /*
3582      * Register for remote command execution with :serversend and --remote
3583      * unless there was a -X or a --servername '' on the command line.
3584      * Only register nongui-vim's with an explicit --servername argument.
3585      * When running as root --servername is also required.
3586      */
3587     if (X_DISPLAY != NULL && parmp->servername != NULL && (
3588 #  ifdef FEAT_GUI
3589 		(gui.in_use
3590 #   ifdef UNIX
3591 		 && getuid() != ROOT_UID
3592 #   endif
3593 		) ||
3594 #  endif
3595 		parmp->serverName_arg != NULL))
3596     {
3597 	(void)serverRegisterName(X_DISPLAY, parmp->servername);
3598 	vim_free(parmp->servername);
3599 	TIME_MSG("register server name");
3600     }
3601     else
3602 	serverDelayedStartName = parmp->servername;
3603 # endif
3604 
3605     /*
3606      * Execute command ourselves if we're here because the send failed (or
3607      * else we would have exited above).
3608      */
3609     if (parmp->serverStr != NULL)
3610     {
3611 	char_u *p;
3612 
3613 	server_to_input_buf(serverConvert(parmp->serverStrEnc,
3614 						       parmp->serverStr, &p));
3615 	vim_free(p);
3616     }
3617 }
3618 
3619     static void
3620 cmdsrv_main(
3621     int		*argc,
3622     char	**argv,
3623     char_u	*serverName_arg,
3624     char_u	**serverStr)
3625 {
3626     char_u	*res;
3627     int		i;
3628     char_u	*sname;
3629     int		ret;
3630     int		didone = FALSE;
3631     int		exiterr = 0;
3632     char	**newArgV = argv + 1;
3633     int		newArgC = 1,
3634 		Argc = *argc;
3635     int		argtype;
3636 #define ARGTYPE_OTHER		0
3637 #define ARGTYPE_EDIT		1
3638 #define ARGTYPE_EDIT_WAIT	2
3639 #define ARGTYPE_SEND		3
3640     int		silent = FALSE;
3641     int		tabs = FALSE;
3642 # ifndef FEAT_X11
3643     HWND	srv;
3644 # else
3645     Window	srv;
3646 
3647     setup_term_clip();
3648 # endif
3649 
3650     sname = serverMakeName(serverName_arg, argv[0]);
3651     if (sname == NULL)
3652 	return;
3653 
3654     /*
3655      * Execute the command server related arguments and remove them
3656      * from the argc/argv array; We may have to return into main()
3657      */
3658     for (i = 1; i < Argc; i++)
3659     {
3660 	res = NULL;
3661 	if (STRCMP(argv[i], "--") == 0)	/* end of option arguments */
3662 	{
3663 	    for (; i < *argc; i++)
3664 	    {
3665 		*newArgV++ = argv[i];
3666 		newArgC++;
3667 	    }
3668 	    break;
3669 	}
3670 
3671 	if (STRICMP(argv[i], "--remote-send") == 0)
3672 	    argtype = ARGTYPE_SEND;
3673 	else if (STRNICMP(argv[i], "--remote", 8) == 0)
3674 	{
3675 	    char	*p = argv[i] + 8;
3676 
3677 	    argtype = ARGTYPE_EDIT;
3678 	    while (*p != NUL)
3679 	    {
3680 		if (STRNICMP(p, "-wait", 5) == 0)
3681 		{
3682 		    argtype = ARGTYPE_EDIT_WAIT;
3683 		    p += 5;
3684 		}
3685 		else if (STRNICMP(p, "-silent", 7) == 0)
3686 		{
3687 		    silent = TRUE;
3688 		    p += 7;
3689 		}
3690 		else if (STRNICMP(p, "-tab", 4) == 0)
3691 		{
3692 		    tabs = TRUE;
3693 		    p += 4;
3694 		}
3695 		else
3696 		{
3697 		    argtype = ARGTYPE_OTHER;
3698 		    break;
3699 		}
3700 	    }
3701 	}
3702 	else
3703 	    argtype = ARGTYPE_OTHER;
3704 
3705 	if (argtype != ARGTYPE_OTHER)
3706 	{
3707 	    if (i == *argc - 1)
3708 		mainerr_arg_missing((char_u *)argv[i]);
3709 	    if (argtype == ARGTYPE_SEND)
3710 	    {
3711 		*serverStr = (char_u *)argv[i + 1];
3712 		i++;
3713 	    }
3714 	    else
3715 	    {
3716 		*serverStr = build_drop_cmd(*argc - i - 1, argv + i + 1,
3717 					  tabs, argtype == ARGTYPE_EDIT_WAIT);
3718 		if (*serverStr == NULL)
3719 		{
3720 		    /* Probably out of memory, exit. */
3721 		    didone = TRUE;
3722 		    exiterr = 1;
3723 		    break;
3724 		}
3725 		Argc = i;
3726 	    }
3727 # ifdef FEAT_X11
3728 	    if (xterm_dpy == NULL)
3729 	    {
3730 		mch_errmsg(_("No display"));
3731 		ret = -1;
3732 	    }
3733 	    else
3734 		ret = serverSendToVim(xterm_dpy, sname, *serverStr,
3735 						    NULL, &srv, 0, 0, silent);
3736 # else
3737 	    /* Win32 always works? */
3738 	    ret = serverSendToVim(sname, *serverStr, NULL, &srv, 0, silent);
3739 # endif
3740 	    if (ret < 0)
3741 	    {
3742 		if (argtype == ARGTYPE_SEND)
3743 		{
3744 		    /* Failed to send, abort. */
3745 		    mch_errmsg(_(": Send failed.\n"));
3746 		    didone = TRUE;
3747 		    exiterr = 1;
3748 		}
3749 		else if (!silent)
3750 		    /* Let vim start normally.  */
3751 		    mch_errmsg(_(": Send failed. Trying to execute locally\n"));
3752 		break;
3753 	    }
3754 
3755 # ifdef FEAT_GUI_W32
3756 	    /* Guess that when the server name starts with "g" it's a GUI
3757 	     * server, which we can bring to the foreground here.
3758 	     * Foreground() in the server doesn't work very well. */
3759 	    if (argtype != ARGTYPE_SEND && TOUPPER_ASC(*sname) == 'G')
3760 		SetForegroundWindow(srv);
3761 # endif
3762 
3763 	    /*
3764 	     * For --remote-wait: Wait until the server did edit each
3765 	     * file.  Also detect that the server no longer runs.
3766 	     */
3767 	    if (ret >= 0 && argtype == ARGTYPE_EDIT_WAIT)
3768 	    {
3769 		int	numFiles = *argc - i - 1;
3770 		int	j;
3771 		char_u  *done = alloc(numFiles);
3772 		char_u  *p;
3773 # ifdef FEAT_GUI_W32
3774 		NOTIFYICONDATA ni;
3775 		int	count = 0;
3776 		extern HWND message_window;
3777 # endif
3778 
3779 		if (numFiles > 0 && argv[i + 1][0] == '+')
3780 		    /* Skip "+cmd" argument, don't wait for it to be edited. */
3781 		    --numFiles;
3782 
3783 # ifdef FEAT_GUI_W32
3784 		ni.cbSize = sizeof(ni);
3785 		ni.hWnd = message_window;
3786 		ni.uID = 0;
3787 		ni.uFlags = NIF_ICON|NIF_TIP;
3788 		ni.hIcon = LoadIcon((HINSTANCE)GetModuleHandle(0), "IDR_VIM");
3789 		sprintf(ni.szTip, _("%d of %d edited"), count, numFiles);
3790 		Shell_NotifyIcon(NIM_ADD, &ni);
3791 # endif
3792 
3793 		/* Wait for all files to unload in remote */
3794 		vim_memset(done, 0, numFiles);
3795 		while (memchr(done, 0, numFiles) != NULL)
3796 		{
3797 # ifdef WIN32
3798 		    p = serverGetReply(srv, NULL, TRUE, TRUE);
3799 		    if (p == NULL)
3800 			break;
3801 # else
3802 		    if (serverReadReply(xterm_dpy, srv, &p, TRUE) < 0)
3803 			break;
3804 # endif
3805 		    j = atoi((char *)p);
3806 		    if (j >= 0 && j < numFiles)
3807 		    {
3808 # ifdef FEAT_GUI_W32
3809 			++count;
3810 			sprintf(ni.szTip, _("%d of %d edited"),
3811 							     count, numFiles);
3812 			Shell_NotifyIcon(NIM_MODIFY, &ni);
3813 # endif
3814 			done[j] = 1;
3815 		    }
3816 		}
3817 # ifdef FEAT_GUI_W32
3818 		Shell_NotifyIcon(NIM_DELETE, &ni);
3819 # endif
3820 	    }
3821 	}
3822 	else if (STRICMP(argv[i], "--remote-expr") == 0)
3823 	{
3824 	    if (i == *argc - 1)
3825 		mainerr_arg_missing((char_u *)argv[i]);
3826 # ifdef WIN32
3827 	    /* Win32 always works? */
3828 	    if (serverSendToVim(sname, (char_u *)argv[i + 1],
3829 						    &res, NULL, 1, FALSE) < 0)
3830 # else
3831 	    if (xterm_dpy == NULL)
3832 		mch_errmsg(_("No display: Send expression failed.\n"));
3833 	    else if (serverSendToVim(xterm_dpy, sname, (char_u *)argv[i + 1],
3834 						 &res, NULL, 1, 1, FALSE) < 0)
3835 # endif
3836 	    {
3837 		if (res != NULL && *res != NUL)
3838 		{
3839 		    /* Output error from remote */
3840 		    mch_errmsg((char *)res);
3841 		    vim_free(res);
3842 		    res = NULL;
3843 		}
3844 		mch_errmsg(_(": Send expression failed.\n"));
3845 	    }
3846 	}
3847 	else if (STRICMP(argv[i], "--serverlist") == 0)
3848 	{
3849 # ifdef WIN32
3850 	    /* Win32 always works? */
3851 	    res = serverGetVimNames();
3852 # else
3853 	    if (xterm_dpy != NULL)
3854 		res = serverGetVimNames(xterm_dpy);
3855 # endif
3856 	    if (called_emsg)
3857 		mch_errmsg("\n");
3858 	}
3859 	else if (STRICMP(argv[i], "--servername") == 0)
3860 	{
3861 	    /* Already processed. Take it out of the command line */
3862 	    i++;
3863 	    continue;
3864 	}
3865 	else
3866 	{
3867 	    *newArgV++ = argv[i];
3868 	    newArgC++;
3869 	    continue;
3870 	}
3871 	didone = TRUE;
3872 	if (res != NULL && *res != NUL)
3873 	{
3874 	    mch_msg((char *)res);
3875 	    if (res[STRLEN(res) - 1] != '\n')
3876 		mch_msg("\n");
3877 	}
3878 	vim_free(res);
3879     }
3880 
3881     if (didone)
3882     {
3883 	display_errors();	/* display any collected messages */
3884 	exit(exiterr);	/* Mission accomplished - get out */
3885     }
3886 
3887     /* Return back into main() */
3888     *argc = newArgC;
3889     vim_free(sname);
3890 }
3891 
3892 /*
3893  * Build a ":drop" command to send to a Vim server.
3894  */
3895     static char_u *
3896 build_drop_cmd(
3897     int		filec,
3898     char	**filev,
3899     int		tabs,		/* Use ":tab drop" instead of ":drop". */
3900     int		sendReply)
3901 {
3902     garray_T	ga;
3903     int		i;
3904     char_u	*inicmd = NULL;
3905     char_u	*p;
3906     char_u	*cdp;
3907     char_u	*cwd;
3908 
3909     if (filec > 0 && filev[0][0] == '+')
3910     {
3911 	inicmd = (char_u *)filev[0] + 1;
3912 	filev++;
3913 	filec--;
3914     }
3915     /* Check if we have at least one argument. */
3916     if (filec <= 0)
3917 	mainerr_arg_missing((char_u *)filev[-1]);
3918 
3919     /* Temporarily cd to the current directory to handle relative file names. */
3920     cwd = alloc(MAXPATHL);
3921     if (cwd == NULL)
3922 	return NULL;
3923     if (mch_dirname(cwd, MAXPATHL) != OK)
3924     {
3925 	vim_free(cwd);
3926 	return NULL;
3927     }
3928     cdp = vim_strsave_escaped_ext(cwd,
3929 #ifdef BACKSLASH_IN_FILENAME
3930 		    (char_u *)"",  /* rem_backslash() will tell what chars to escape */
3931 #else
3932 		    PATH_ESC_CHARS,
3933 #endif
3934 		    '\\', TRUE);
3935     vim_free(cwd);
3936     if (cdp == NULL)
3937 	return NULL;
3938     ga_init2(&ga, 1, 100);
3939     ga_concat(&ga, (char_u *)"<C-\\><C-N>:cd ");
3940     ga_concat(&ga, cdp);
3941 
3942     /* Call inputsave() so that a prompt for an encryption key works. */
3943     ga_concat(&ga, (char_u *)"<CR>:if exists('*inputsave')|call inputsave()|endif|");
3944     if (tabs)
3945 	ga_concat(&ga, (char_u *)"tab ");
3946     ga_concat(&ga, (char_u *)"drop");
3947     for (i = 0; i < filec; i++)
3948     {
3949 	/* On Unix the shell has already expanded the wildcards, don't want to
3950 	 * do it again in the Vim server.  On MS-Windows only escape
3951 	 * non-wildcard characters. */
3952 	p = vim_strsave_escaped((char_u *)filev[i],
3953 #ifdef UNIX
3954 		PATH_ESC_CHARS
3955 #else
3956 		(char_u *)" \t%#"
3957 #endif
3958 		);
3959 	if (p == NULL)
3960 	{
3961 	    vim_free(ga.ga_data);
3962 	    return NULL;
3963 	}
3964 	ga_concat(&ga, (char_u *)" ");
3965 	ga_concat(&ga, p);
3966 	vim_free(p);
3967     }
3968     ga_concat(&ga, (char_u *)"|if exists('*inputrestore')|call inputrestore()|endif<CR>");
3969 
3970     /* The :drop commands goes to Insert mode when 'insertmode' is set, use
3971      * CTRL-\ CTRL-N again. */
3972     ga_concat(&ga, (char_u *)"<C-\\><C-N>");
3973 
3974     /* Switch back to the correct current directory (prior to temporary path
3975      * switch) unless 'autochdir' is set, in which case it will already be
3976      * correct after the :drop command. With line breaks and spaces:
3977      *  if !exists('+acd') || !&acd
3978      *    if haslocaldir()
3979      *	    cd -
3980      *      lcd -
3981      *    elseif getcwd() ==# 'current path'
3982      *      cd -
3983      *    endif
3984      *  endif
3985      */
3986     ga_concat(&ga, (char_u *)":if !exists('+acd')||!&acd|if haslocaldir()|");
3987     ga_concat(&ga, (char_u *)"cd -|lcd -|elseif getcwd() ==# '");
3988     ga_concat(&ga, cdp);
3989     ga_concat(&ga, (char_u *)"'|cd -|endif|endif<CR>");
3990     vim_free(cdp);
3991 
3992     if (sendReply)
3993 	ga_concat(&ga, (char_u *)":call SetupRemoteReplies()<CR>");
3994     ga_concat(&ga, (char_u *)":");
3995     if (inicmd != NULL)
3996     {
3997 	/* Can't use <CR> after "inicmd", because an "startinsert" would cause
3998 	 * the following commands to be inserted as text.  Use a "|",
3999 	 * hopefully "inicmd" does allow this... */
4000 	ga_concat(&ga, inicmd);
4001 	ga_concat(&ga, (char_u *)"|");
4002     }
4003     /* Bring the window to the foreground, goto Insert mode when 'im' set and
4004      * clear command line. */
4005     ga_concat(&ga, (char_u *)"cal foreground()|if &im|star|en|redr|f<CR>");
4006     ga_append(&ga, NUL);
4007     return ga.ga_data;
4008 }
4009 
4010 /*
4011  * Make our basic server name: use the specified "arg" if given, otherwise use
4012  * the tail of the command "cmd" we were started with.
4013  * Return the name in allocated memory.  This doesn't include a serial number.
4014  */
4015     static char_u *
4016 serverMakeName(char_u *arg, char *cmd)
4017 {
4018     char_u *p;
4019 
4020     if (arg != NULL && *arg != NUL)
4021 	p = vim_strsave_up(arg);
4022     else
4023     {
4024 	p = vim_strsave_up(gettail((char_u *)cmd));
4025 	/* Remove .exe or .bat from the name. */
4026 	if (p != NULL && vim_strchr(p, '.') != NULL)
4027 	    *vim_strchr(p, '.') = NUL;
4028     }
4029     return p;
4030 }
4031 #endif /* FEAT_CLIENTSERVER */
4032 
4033 #if defined(FEAT_CLIENTSERVER) || defined(PROTO)
4034 /*
4035  * Replace termcodes such as <CR> and insert as key presses if there is room.
4036  */
4037     void
4038 server_to_input_buf(char_u *str)
4039 {
4040     char_u      *ptr = NULL;
4041     char_u      *cpo_save = p_cpo;
4042 
4043     /* Set 'cpoptions' the way we want it.
4044      *    B set - backslashes are *not* treated specially
4045      *    k set - keycodes are *not* reverse-engineered
4046      *    < unset - <Key> sequences *are* interpreted
4047      *  The last but one parameter of replace_termcodes() is TRUE so that the
4048      *  <lt> sequence is recognised - needed for a real backslash.
4049      */
4050     p_cpo = (char_u *)"Bk";
4051     str = replace_termcodes((char_u *)str, &ptr, FALSE, TRUE, FALSE);
4052     p_cpo = cpo_save;
4053 
4054     if (*ptr != NUL)	/* trailing CTRL-V results in nothing */
4055     {
4056 	/*
4057 	 * Add the string to the input stream.
4058 	 * Can't use add_to_input_buf() here, we now have K_SPECIAL bytes.
4059 	 *
4060 	 * First clear typed characters from the typeahead buffer, there could
4061 	 * be half a mapping there.  Then append to the existing string, so
4062 	 * that multiple commands from a client are concatenated.
4063 	 */
4064 	if (typebuf.tb_maplen < typebuf.tb_len)
4065 	    del_typebuf(typebuf.tb_len - typebuf.tb_maplen, typebuf.tb_maplen);
4066 	(void)ins_typebuf(str, REMAP_NONE, typebuf.tb_len, TRUE, FALSE);
4067 
4068 	/* Let input_available() know we inserted text in the typeahead
4069 	 * buffer. */
4070 	typebuf_was_filled = TRUE;
4071     }
4072     vim_free((char_u *)ptr);
4073 }
4074 
4075 /*
4076  * Evaluate an expression that the client sent to a string.
4077  */
4078     char_u *
4079 eval_client_expr_to_string(char_u *expr)
4080 {
4081     char_u	*res;
4082     int		save_dbl = debug_break_level;
4083     int		save_ro = redir_off;
4084 
4085      /* Disable debugging, otherwise Vim hangs, waiting for "cont" to be
4086       * typed. */
4087     debug_break_level = -1;
4088     redir_off = 0;
4089     /* Do not display error message, otherwise Vim hangs, waiting for "cont"
4090      * to be typed.  Do generate errors so that try/catch works. */
4091     ++emsg_silent;
4092 
4093     res = eval_to_string(expr, NULL, TRUE);
4094 
4095     debug_break_level = save_dbl;
4096     redir_off = save_ro;
4097     --emsg_silent;
4098     if (emsg_silent < 0)
4099 	emsg_silent = 0;
4100 
4101     /* A client can tell us to redraw, but not to display the cursor, so do
4102      * that here. */
4103     setcursor();
4104     out_flush();
4105 #ifdef FEAT_GUI
4106     if (gui.in_use)
4107 	gui_update_cursor(FALSE, FALSE);
4108 #endif
4109 
4110     return res;
4111 }
4112 
4113 /*
4114  * If conversion is needed, convert "data" from "client_enc" to 'encoding' and
4115  * return an allocated string.  Otherwise return "data".
4116  * "*tofree" is set to the result when it needs to be freed later.
4117  */
4118     char_u *
4119 serverConvert(
4120     char_u *client_enc UNUSED,
4121     char_u *data,
4122     char_u **tofree)
4123 {
4124     char_u	*res = data;
4125 
4126     *tofree = NULL;
4127 # ifdef FEAT_MBYTE
4128     if (client_enc != NULL && p_enc != NULL)
4129     {
4130 	vimconv_T	vimconv;
4131 
4132 	vimconv.vc_type = CONV_NONE;
4133 	if (convert_setup(&vimconv, client_enc, p_enc) != FAIL
4134 					      && vimconv.vc_type != CONV_NONE)
4135 	{
4136 	    res = string_convert(&vimconv, data, NULL);
4137 	    if (res == NULL)
4138 		res = data;
4139 	    else
4140 		*tofree = res;
4141 	}
4142 	convert_setup(&vimconv, NULL, NULL);
4143     }
4144 # endif
4145     return res;
4146 }
4147 #endif
4148