text: /* vi:set ts=8 sts=4 sw=4 noet:
   *
   * VIM - Vi IMproved	by Bram Moolenaar
   *
   * Do ":help uganda"  in Vim to read copying and usage conditions.
   * Do ":help credits" in Vim to see a list of people who contributed.
   * See README.txt for an overview of the Vim source code.
   */
  
  #define EXTERN
  #include "vim.h"
  
  #ifdef __CYGWIN__
  # ifndef MSWIN
  #  include <cygwin/version.h>
  #  include <sys/cygwin.h>	// for cygwin_conv_to_posix_path() and/or
  				// cygwin_conv_path()
  # endif
  # include <limits.h>
  #endif
  
  #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
  # include "iscygpty.h"
  #endif
  
  // Values for edit_type.
  #define EDIT_NONE   0	    // no edit type yet
  #define EDIT_FILE   1	    // file name argument[s] given, use argument list
  #define EDIT_STDIN  2	    // read file from stdin
  #define EDIT_TAG    3	    // tag name argument given, use tagname
  #define EDIT_QF	    4	    // start in quickfix mode
  
  #if (defined(UNIX) || defined(VMS)) && !defined(NO_VIM_MAIN)
  static int file_owned(char *fname);
  #endif
  static void mainerr(int, char_u *);
  static void early_arg_scan(mparm_T *parmp);
  #ifndef NO_VIM_MAIN
  static void usage(void);
  static void parse_command_name(mparm_T *parmp);
  static void command_line_scan(mparm_T *parmp);
  static void check_tty(mparm_T *parmp);
  static void read_stdin(void);
  static void create_windows(mparm_T *parmp);
  static void edit_buffers(mparm_T *parmp, char_u *cwd);
  static void exe_pre_commands(mparm_T *parmp);
  static void exe_commands(mparm_T *parmp);
  static void source_startup_scripts(mparm_T *parmp);
  static void main_start_gui(void);
  static void check_swap_exists_action(void);
  # ifdef FEAT_EVAL
  static void set_progpath(char_u *argv0);
  # endif
  #endif
  
  
  /*
   * Different types of error messages.
   */
  static char *(main_errors[]) =
  {
      N_("Unknown option argument"),
  #define ME_UNKNOWN_OPTION	0
      N_("Too many edit arguments"),
  #define ME_TOO_MANY_ARGS	1
      N_("Argument missing after"),
  #define ME_ARG_MISSING		2
      N_("Garbage after option argument"),
  #define ME_GARBAGE		3
      N_("Too many \"+command\", \"-c command\" or \"--cmd command\" arguments"),
  #define ME_EXTRA_CMD		4
      N_("Invalid argument for"),
  #define ME_INVALID_ARG		5
  };
  
  #ifndef PROTO		// don't want a prototype for main()
  
  // Various parameters passed between main() and other functions.
  static mparm_T	params;
  
  #ifndef NO_VIM_MAIN	// skip this for unittests
  
  static char_u *start_dir = NULL;	// current working dir on startup
  
  static int has_dash_c_arg = FALSE;
  
  # ifdef VIMDLL
  __declspec(dllexport)
  # endif
      int
  # ifdef MSWIN
  VimMain
  # else
  main
  # endif
  (int argc, char **argv)
  {
  #if defined(STARTUPTIME) || defined(CLEAN_RUNTIMEPATH)
      int		i;
  #endif
  
  #ifdef FEAT_GUI_MACVIM
      // Cocoa needs an NSAutoreleasePool in place or it will leak memory.
      // This particular pool will hold autorelease objects created during
      // initialization.
      void *autoreleasePool = gui_macvim_new_autoreleasepool();
  #endif
  
      /*
       * Do any system-specific initialisations.  These can NOT use IObuff or
       * NameBuff.  Thus emsg2() cannot be called!
       */
      mch_early_init();
  
  #ifdef MSWIN
      /*
       * MinGW expands command line arguments, which confuses our code to
       * convert when 'encoding' changes.  Get the unexpanded arguments.
       */
      argc = get_cmd_argsW(&argv);
  #endif
  
      // Many variables are in "params" so that we can pass them to invoked
      // functions without a lot of arguments.  "argc" and "argv" are also
      // copied, so that they can be changed.
      CLEAR_FIELD(params);
      params.argc = argc;
      params.argv = argv;
      params.want_full_screen = TRUE;
  #ifdef FEAT_EVAL
      params.use_debug_break_level = -1;
  #endif
      params.window_count = -1;
  
  #ifdef FEAT_RUBY
      {
  	int ruby_stack_start;
  	vim_ruby_init((void *)&ruby_stack_start);
      }
  #endif
  
  #ifdef FEAT_TCL
      vim_tcl_init(params.argv[0]);
  #endif
  
  #ifdef MEM_PROFILE
      atexit(vim_mem_profile_dump);
  #endif
  
  #ifdef STARTUPTIME
      // Need to find "--startuptime" before actually parsing arguments.
      for (i = 1; i < argc - 1; ++i)
  	if (STRICMP(argv[i], "--startuptime") == 0)
  	{
  	    time_fd = mch_fopen(argv[i + 1], "a");
  	    TIME_MSG("--- VIM STARTING ---");
  	    break;
  	}
  #endif
      starttime = time(NULL);
  
  #ifdef CLEAN_RUNTIMEPATH
      // Need to find "--clean" before actually parsing arguments.
      for (i = 1; i < argc; ++i)
  	if (STRICMP(argv[i], "--clean") == 0)
  	{
  	    params.clean = TRUE;
  	    break;
  	}
  #endif
      common_init(&params);
  
  #ifdef VIMDLL
      // Check if the current executable file is for the GUI subsystem.
      gui.starting = mch_is_gui_executable();
  #elif defined(FEAT_GUI_MSWIN)
      gui.starting = TRUE;
  #endif
  
  #ifdef FEAT_CLIENTSERVER
      /*
       * Do the client-server stuff, unless "--servername ''" was used.
       * This may exit Vim if the command was sent to the server.
       */
      exec_on_server(&params);
  #endif
  
      /*
       * Figure out the way to work from the command name argv[0].
       * "vimdiff" starts diff mode, "rvim" sets "restricted", etc.
       */
      parse_command_name(&params);
  
      /*
       * Process the command line arguments.  File names are put in the global
       * argument list "global_alist".
       */
      command_line_scan(&params);
      TIME_MSG("parsing arguments");
  
  #if defined(MACOS_X) && defined(FEAT_GUI)
      if (gui.starting && gui.dofork)
  	macosx_fork();	/* Never returns */
  # ifdef FEAT_GUI_MACVIM
      gui_macvim_after_fork_init();
  # endif
  #endif
  
      /*
       * On some systems, when we compile with the GUI, we always use it.  On Mac
       * there is no terminal version, and on Windows we can't fork one off with
       * :gui.
       */
  #ifdef ALWAYS_USE_GUI
      gui.starting = TRUE;
  #else
  # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
      /*
       * Check if the GUI can be started.  Reset gui.starting if not.
       * Don't know about other systems, stay on the safe side and don't check.
       */
      if (gui.starting)
      {
  	if (gui_init_check() == FAIL)
  	{
  	    gui.starting = FALSE;
  
  	    // When running "evim" or "gvim -y" we need the menus, exit if we
  	    // don't have them.
  	    if (params.evim_mode)
  		mch_exit(1);
  	}
      }
  # endif
  #endif
  
      if (GARGCOUNT > 0)
      {
  #ifdef EXPAND_FILENAMES
  	/*
  	 * Expand wildcards in file names.
  	 */
  	if (!params.literal)
  	{
  	    start_dir = alloc(MAXPATHL);
  	    if (start_dir != NULL)
  		mch_dirname(start_dir, MAXPATHL);
  	    // Temporarily add '(' and ')' to 'isfname'.  These are valid
  	    // filename characters but are excluded from 'isfname' to make
  	    // "gf" work on a file name in parenthesis (e.g.: see vim.h).
  	    do_cmdline_cmd((char_u *)":set isf+=(,)");
  	    alist_expand(NULL, 0);
  	    do_cmdline_cmd((char_u *)":set isf&");
  	    if (start_dir != NULL)
  		mch_chdir((char *)start_dir);
  	}
  #endif
  	params.fname = alist_name(&GARGLIST[0]);
      }
  
  #ifdef MSWIN
      {
  	extern void set_alist_count(void);
  
  	// Remember the number of entries in the argument list.  If it changes
  	// we don't react on setting 'encoding'.
  	set_alist_count();
      }
  #endif
  
  #ifdef MSWIN
      if (GARGCOUNT == 1 && params.full_path)
      {
  	/*
  	 * If there is one filename, fully qualified, we have very probably
  	 * been invoked from explorer, so change to the file's directory.
  	 * Hint: to avoid this when typing a command use a forward slash.
  	 * If the cd fails, it doesn't matter.
  	 */
  	(void)vim_chdirfile(params.fname, "drop");
  	if (start_dir != NULL)
  	    mch_dirname(start_dir, MAXPATHL);
      }
  #endif
      TIME_MSG("expanding arguments");
  
  #ifdef FEAT_DIFF
      if (params.diff_mode && params.window_count == -1)
  	params.window_count = 0;	// open up to 3 windows
  #endif
  
      // Don't redraw until much later.
      ++RedrawingDisabled;
  
      /*
       * When listing swap file names, don't do cursor positioning et. al.
       */
      if (recoverymode && params.fname == NULL)
  	params.want_full_screen = FALSE;
  
      /*
       * When certain to start the GUI, don't check capabilities of terminal.
       * For GTK we can't be sure, but when started from the desktop it doesn't
       * make sense to try using a terminal.
       */
  #if defined(ALWAYS_USE_GUI) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) \
  	|| defined(FEAT_GUI_MACVIM) \
  	|| defined(VIMDLL)
      if (gui.starting
  # ifdef FEAT_GUI_GTK
  	    && !isatty(2)
  # endif
  	    )
  	params.want_full_screen = FALSE;
  #endif
  
      /*
       * mch_init() sets up the terminal (window) for use.  This must be
       * done after resetting full_screen, otherwise it may move the cursor.
       * Note that we may use mch_exit() before mch_init()!
       */
      mch_init();
      TIME_MSG("shell init");
  
  #ifdef USE_XSMP
      /*
       * For want of anywhere else to do it, try to connect to xsmp here.
       * Fitting it in after gui_mch_init, but before gui_init (via termcapinit).
       * Hijacking -X 'no X connection' to also disable XSMP connection as that
       * has a similar delay upon failure.
       * Only try if SESSION_MANAGER is set to something non-null.
       */
      if (!x_no_connect)
      {
  	char *p = getenv("SESSION_MANAGER");
  
  	if (p != NULL && *p != NUL)
  	{
  	    xsmp_init();
  	    TIME_MSG("xsmp init");
  	}
      }
  #endif
  
      /*
       * Print a warning if stdout is not a terminal.
       */
      check_tty(&params);
  
  #ifdef _IOLBF
      // Ensure output works usefully without a tty: buffer lines instead of
      // fully buffered.
      if (silent_mode)
  	setvbuf(stdout, NULL, _IOLBF, 0);
  #endif
  
      // This message comes before term inits, but after setting "silent_mode"
      // when the input is not a tty. Omit the message with --not-a-term.
      if (GARGCOUNT > 1 && !silent_mode && !is_not_a_term())
  	printf(_("%d files to edit\n"), GARGCOUNT);
  
      if (params.want_full_screen && !silent_mode)
      {
  	termcapinit(params.term);	// set terminal name and get terminal
  				   // capabilities (will set full_screen)
  	screen_start();		// don't know where cursor is now
  	TIME_MSG("Termcap init");
      }
  
      /*
       * Set the default values for the options that use Rows and Columns.
       */
      ui_get_shellsize();		// inits Rows and Columns
      win_init_size();
  #ifdef FEAT_DIFF
      // Set the 'diff' option now, so that it can be checked for in a .vimrc
      // file.  There is no buffer yet though.
      if (params.diff_mode)
  	diff_win_options(firstwin, FALSE);
  #endif
  
      cmdline_row = Rows - p_ch;
      msg_row = cmdline_row;
      screenalloc(FALSE);		// allocate screen buffers
      set_init_2();
      TIME_MSG("inits 2");
  
      msg_scroll = TRUE;
      no_wait_return = TRUE;
  
      init_mappings();		// set up initial mappings
  
      init_highlight(TRUE, FALSE); // set the default highlight groups
      TIME_MSG("init highlight");
  
  #if defined(FEAT_TERMRESPONSE)
      init_term_props(TRUE);
  #endif
  
  #ifdef FEAT_EVAL
      // Set the break level after the terminal is initialized.
      debug_break_level = params.use_debug_break_level;
  #endif
  
      // Reset 'loadplugins' for "-u NONE" before "--cmd" arguments.
      // Allows for setting 'loadplugins' there.
      if (params.use_vimrc != NULL
  	    && (STRCMP(params.use_vimrc, "NONE") == 0
  		|| STRCMP(params.use_vimrc, "DEFAULTS") == 0))
  	p_lpl = FALSE;
  
      // Execute --cmd arguments.
      exe_pre_commands(&params);
  
      // Source startup scripts.
      source_startup_scripts(&params);
  
  #ifdef FEAT_GUI_MACVIM
      gui_macvim_release_autoreleasepool(autoreleasePool);
  #endif
  
  #ifdef FEAT_MZSCHEME
      /*
       * Newer version of MzScheme (Racket) require earlier (trampolined)
       * initialisation via scheme_main_setup.
       * Implement this by initialising it as early as possible
       * and splitting off remaining Vim main into vim_main2().
       * Do source startup scripts, so that 'mzschemedll' can be set.
       */
      return mzscheme_main();
  #else
      return vim_main2();
  #endif
  }
  #endif // NO_VIM_MAIN
  #endif // PROTO
  
  /*
   * vim_main2() is needed for FEAT_MZSCHEME, but we define it always to keep
   * things simple.
   * It is also defined when NO_VIM_MAIN is defined, but then it's empty.
   */
      int
  vim_main2(void)
  {
  #ifndef NO_VIM_MAIN
  #ifdef FEAT_GUI_MACVIM
      void *autoreleasePool = gui_macvim_new_autoreleasepool();
  #endif
  #ifdef FEAT_EVAL
      /*
       * Read all the plugin files.
       * Only when compiled with +eval, since most plugins need it.
       */
      if (p_lpl)
      {
  	char_u *rtp_copy = NULL;
  
  	// First add all package directories to 'runtimepath', so that their
  	// autoload directories can be found.  Only if not done already with a
  	// :packloadall command.
  	// Make a copy of 'runtimepath', so that source_runtime does not use
  	// the pack directories.
  	if (!did_source_packages)
  	{
  	    rtp_copy = vim_strsave(p_rtp);
  	    add_pack_start_dirs();
  	}
  
  	source_in_path(rtp_copy == NULL ? p_rtp : rtp_copy,
  # ifdef VMS	// Somehow VMS doesn't handle the "**".
  		(char_u *)"plugin/*.vim",
  # else
  		(char_u *)"plugin/**/*.vim",
  # endif
  		DIP_ALL | DIP_NOAFTER, NULL);
  	TIME_MSG("loading plugins");
  	vim_free(rtp_copy);
  
  	// Only source "start" packages if not done already with a :packloadall
  	// command.
  	if (!did_source_packages)
  	    load_start_packages();
  	TIME_MSG("loading packages");
  
  # ifdef VMS	// Somehow VMS doesn't handle the "**".
  	source_runtime((char_u *)"plugin/*.vim", DIP_ALL | DIP_AFTER);
  # else
  	source_runtime((char_u *)"plugin/**/*.vim", DIP_ALL | DIP_AFTER);
  # endif
  	TIME_MSG("loading after plugins");
  
      }
  #endif
  
  #ifdef FEAT_DIFF
      // Decide about window layout for diff mode after reading vimrc.
      if (params.diff_mode && params.window_layout == 0)
      {
  	if (diffopt_horizontal())
  	    params.window_layout = WIN_HOR;	// use horizontal split
  	else
  	    params.window_layout = WIN_VER;	// use vertical split
      }
  #endif
  
      /*
       * Recovery mode without a file name: List swap files.
       * This uses the 'dir' option, therefore it must be after the
       * initializations.
       */
      if (recoverymode && params.fname == NULL)
      {
  	recover_names(NULL, TRUE, 0, NULL);
  	mch_exit(0);
      }
  
      /*
       * Set a few option defaults after reading .vimrc files:
       * 'title' and 'icon', Unix: 'shellpipe' and 'shellredir'.
       */
      set_init_3();
      TIME_MSG("inits 3");
  
      /*
       * "-n" argument: Disable swap file by setting 'updatecount' to 0.
       * Note that this overrides anything from a vimrc file.
       */
      if (params.no_swap_file)
  	p_uc = 0;
  
  #ifdef FEAT_GUI
      if (gui.starting)
      {
  # if defined(UNIX) || defined(VMS)
  	// When something caused a message from a vimrc script, need to output
  	// an extra newline before the shell prompt.
  	if (did_emsg || msg_didout)
  	    putchar('\n');
  # endif
  
  	gui_start(NULL);		// will set full_screen to TRUE
  	TIME_MSG("starting GUI");
  
  	// When running "evim" or "gvim -y" we need the menus, exit if we
  	// don't have them.
  	if (!gui.in_use && params.evim_mode)
  	    mch_exit(1);
      }
  #endif
  
  #ifdef FEAT_VIMINFO
      /*
       * Read in registers, history etc, but not marks, from the viminfo file.
       * This is where v:oldfiles gets filled.
       */
      if (*p_viminfo != NUL)
      {
  	read_viminfo(NULL, VIF_WANT_INFO | VIF_GET_OLDFILES);
  	TIME_MSG("reading viminfo");
      }
  #endif
  #ifdef FEAT_EVAL
      // It's better to make v:oldfiles an empty list than NULL.
      if (get_vim_var_list(VV_OLDFILES) == NULL)
  	set_vim_var_list(VV_OLDFILES, list_alloc());
  #endif
  
  #ifdef FEAT_QUICKFIX
      /*
       * "-q errorfile": Load the error file now.
       * If the error file can't be read, exit before doing anything else.
       */
      if (params.edit_type == EDIT_QF)
      {
  	char_u	*enc = NULL;
  
  	enc = p_menc;
  	if (params.use_ef != NULL)
  	    set_string_option_direct((char_u *)"ef", -1,
  					   params.use_ef, OPT_FREE, SID_CARG);
  	vim_snprintf((char *)IObuff, IOSIZE, "cfile %s", p_ef);
  	if (qf_init(NULL, p_ef, p_efm, TRUE, IObuff, enc) < 0)
  	{
  	    out_char('\n');
  	    mch_exit(3);
  	}
  	TIME_MSG("reading errorfile");
      }
  #endif
  
      /*
       * Start putting things on the screen.
       * Scroll screen down before drawing over it
       * Clear screen now, so file message will not be cleared.
       */
      starting = NO_BUFFERS;
      no_wait_return = FALSE;
      if (!exmode_active)
  	msg_scroll = FALSE;
  
  #ifdef FEAT_GUI
      /*
       * This seems to be required to make callbacks to be called now, instead
       * of after things have been put on the screen, which then may be deleted
       * when getting a resize callback.
       * For the Mac this handles putting files dropped on the Vim icon to
       * global_alist.
       */
      if (gui.in_use)
      {
  	gui_wait_for_chars(50L, typebuf.tb_change_cnt);
  	TIME_MSG("GUI delay");
      }
  #endif
  
  #if defined(FEAT_GUI_PHOTON) && defined(FEAT_CLIPBOARD)
      qnx_clip_init();
  #endif
  
  #if defined(MACOS_X) && defined(FEAT_CLIPBOARD)
      clip_init(TRUE);
  #endif
  
  #ifdef FEAT_XCLIPBOARD
      // Start using the X clipboard, unless the GUI was started.
  # ifdef FEAT_GUI
      if (!gui.in_use)
  # endif
      {
  	setup_term_clip();
  	TIME_MSG("setup clipboard");
      }
  #endif
  
  #ifdef FEAT_CLIENTSERVER
      // Prepare for being a Vim server.
      prepare_server(&params);
  #endif
  
      /*
       * If "-" argument given: Read file from stdin.
       * Do this before starting Raw mode, because it may change things that the
       * writing end of the pipe doesn't like, e.g., in case stdin and stderr
       * are the same terminal: "cat | vim -".
       * Using autocommands here may cause trouble...
       */
      if (params.edit_type == EDIT_STDIN && !recoverymode)
  	read_stdin();
  
  #if defined(UNIX) || defined(VMS)
      // When switching screens and something caused a message from a vimrc
      // script, need to output an extra newline on exit.
      if ((did_emsg || msg_didout) && *T_TI != NUL)
  	newline_on_exit = TRUE;
  #endif
  
      /*
       * When done something that is not allowed or error message call
       * wait_return.  This must be done before starttermcap(), because it may
       * switch to another screen. It must be done after settmode(TMODE_RAW),
       * because we want to react on a single key stroke.
       * Call settmode and starttermcap here, so the T_KS and T_TI may be
       * defined by termcapinit and redefined in .exrc.
       */
      settmode(TMODE_RAW);
      TIME_MSG("setting raw mode");
  
      if (need_wait_return || msg_didany)
      {
  	wait_return(TRUE);
  	TIME_MSG("waiting for return");
      }
  
      starttermcap();	    // start termcap if not done by wait_return()
      TIME_MSG("start termcap");
  
      setmouse();				// may start using the mouse
      if (scroll_region)
  	scroll_region_reset();		// In case Rows changed
      scroll_start();	// may scroll the screen to the right position
  
  #if defined(FEAT_TITLE) && (defined(UNIX) || defined(VMS) || defined(MACOS_X))
      term_push_title(SAVE_RESTORE_BOTH);
  #endif
  
      /*
       * Don't clear the screen when starting in Ex mode, unless using the GUI.
       */
      if (exmode_active
  #ifdef FEAT_GUI
  			&& !gui.in_use
  #endif
  					)
  	must_redraw = CLEAR;
      else
      {
  	screenclear();			// clear screen
  	TIME_MSG("clearing screen");
      }
  
  #ifdef FEAT_CRYPT
      if (params.ask_for_key)
      {
  	crypt_check_current_method();
  	(void)crypt_get_key(TRUE, TRUE);
  	TIME_MSG("getting crypt key");
      }
  #endif
  
      no_wait_return = TRUE;
  
  #ifdef FEAT_GUI_MACVIM
      /* We want to delay calling this function for as long as possible, since it
       * will result in faster startup for cached processes.  However, we react
       * before create_windows() so that we can open files by adding to the
       * arglist. */
      gui_macvim_wait_for_startup();
  
      /* Since MacVim may receive the list of files to open via an Apple event
       * (as opposed to from the command line) we must manually check to see if
       * the window layout should be changed. */
      gui_macvim_get_window_layout(&params.window_count, &params.window_layout);
  
  # ifdef MAC_CLIENTSERVER
      // NOTE: Can't set server name at same time as WIN32 because gui.in_use
      // isn't set then.  Servers are only supported in GUI mode.
      // Also, in case the above call blocks this process another Vim process may
      // open in the meantime.  If it did then it could be named e.g. VIM3
      // whereas this may be VIM2, which looks weird.
      if (params.servername != NULL && gui.in_use)
      {
          serverRegisterName(params.servername);
          vim_free(params.servername);
          params.servername = NULL;
      }
  # endif
  #endif
  
      /*
       * Create the requested number of windows and edit buffers in them.
       * Also does recovery if "recoverymode" set.
       */
      create_windows(&params);
      TIME_MSG("opening buffers");
  
  #ifdef FEAT_EVAL
      // clear v:swapcommand
      set_vim_var_string(VV_SWAPCOMMAND, NULL, -1);
  #endif
  
      // Ex starts at last line of the file
      if (exmode_active)
  	curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
  
      apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
      TIME_MSG("BufEnter autocommands");
      setpcmark();
  
  #ifdef FEAT_QUICKFIX
      /*
       * When started with "-q errorfile" jump to first error now.
       */
      if (params.edit_type == EDIT_QF)
      {
  	qf_jump(NULL, 0, 0, FALSE);
  	TIME_MSG("jump to first error");
      }
  #endif
  
      /*
       * If opened more than one window, start editing files in the other
       * windows.
       */
      edit_buffers(&params, start_dir);
      vim_free(start_dir);
  
  #ifdef FEAT_DIFF
      if (params.diff_mode)
      {
  	win_T	*wp;
  
  	// set options in each window for "vimdiff".
  	FOR_ALL_WINDOWS(wp)
  	    diff_win_options(wp, TRUE);
      }
  #endif
  
      /*
       * Shorten any of the filenames, but only when absolute.
       */
      shorten_fnames(FALSE);
  
      /*
       * Need to jump to the tag before executing the '-c command'.
       * Makes "vim -c '/return' -t main" work.
       */
      if (params.tagname != NULL)
      {
  	swap_exists_did_quit = FALSE;
  
  	vim_snprintf((char *)IObuff, IOSIZE, "ta %s", params.tagname);
  	do_cmdline_cmd(IObuff);
  	TIME_MSG("jumping to tag");
  
  	// If the user doesn't want to edit the file then we quit here.
  	if (swap_exists_did_quit)
  	    getout(1);
      }
  
      // Execute any "+", "-c" and "-S" arguments.
      if (params.n_commands > 0)
  	exe_commands(&params);
  
      // Must come before the may_req_ calls.
      starting = 0;
  
  #if defined(FEAT_TERMRESPONSE)
      // Must be done before redrawing, puts a few characters on the screen.
      check_terminal_behavior();
  #endif
  
      RedrawingDisabled = 0;
      redraw_all_later(NOT_VALID);
      no_wait_return = FALSE;
  
      // 'autochdir' has been postponed
      DO_AUTOCHDIR;
  
  #ifdef FEAT_TERMRESPONSE
      // Requesting the termresponse is postponed until here, so that a "-c q"
      // argument doesn't make it appear in the shell Vim was started from.
      may_req_termresponse();
  
      may_req_bg_color();
  #endif
  
      // start in insert mode
      if (p_im)
  	need_start_insertmode = TRUE;
  
  #ifdef FEAT_EVAL
      set_vim_var_nr(VV_VIM_DID_ENTER, 1L);
  #endif
      apply_autocmds(EVENT_VIMENTER, NULL, NULL, FALSE, curbuf);
      TIME_MSG("VimEnter autocommands");
  
  #if defined(FEAT_EVAL) && defined(FEAT_CLIPBOARD)
      // Adjust default register name for "unnamed" in 'clipboard'. Can only be
      // done after the clipboard is available and all initial commands that may
      // modify the 'clipboard' setting have run; i.e. just before entering the
      // main loop.
      reset_reg_var();
  #endif
  
  #if defined(FEAT_DIFF)
      // When a startup script or session file setup for diff'ing and
      // scrollbind, sync the scrollbind now.
      if (curwin->w_p_diff && curwin->w_p_scb)
      {
  	update_topline();
  	check_scrollbind((linenr_T)0, 0L);
  	TIME_MSG("diff scrollbinding");
      }
  #endif
  
  #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
  # ifdef VIMDLL
      if (!gui.in_use)
  # endif
  	mch_set_winsize_now();	    // Allow winsize changes from now on
  #endif
  
  #if defined(FEAT_GUI)
      // When tab pages were created, may need to update the tab pages line and
      // scrollbars.  This is skipped while creating them.
      if (first_tabpage->tp_next != NULL)
      {
  	out_flush();
  	gui_init_which_components(NULL);
  	gui_update_scrollbars(TRUE);
      }
      need_mouse_correct = TRUE;
  #endif
  
      // If ":startinsert" command used, stuff a dummy command to be able to
      // call normal_cmd(), which will then start Insert mode.
      if (restart_edit != 0)
  	stuffcharReadbuff(K_NOP);
  
  #ifdef FEAT_NETBEANS_INTG
      if (netbeansArg != NULL && strncmp("-nb", netbeansArg, 3) == 0)
      {
  # ifdef FEAT_GUI
  #  if !defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)  \
  		&& !defined(FEAT_GUI_MACVIM) \
  		&& !defined(FEAT_GUI_MSWIN)
  	if (gui.in_use)
  	{
  	    mch_errmsg(_("netbeans is not supported with this GUI\n"));
  	    mch_exit(2);
  	}
  #  endif
  # endif
  	// Tell the client that it can start sending commands.
  	netbeans_open(netbeansArg + 3, TRUE);
      }
  #endif
  
      // Redraw at least once, also when 'lazyredraw' is set, to make sure the
      // window title gets updated.
      do_redraw = TRUE;
  
      TIME_MSG("before starting main loop");
  
  #ifdef FEAT_GUI_MACVIM
      // The autorelease pool might have filled up quite a bit during
      // initialization, so purge it before entering the main loop.
      gui_macvim_release_autoreleasepool(autoreleasePool);
  
      // The main loop sets up its own autorelease pool, but to be safe we still
      // realloc this one here.
      autoreleasePool = gui_macvim_new_autoreleasepool();
  #endif
  
      /*
       * Call the main command loop.  This never returns.
       */
      main_loop(FALSE, FALSE);
  
  #ifdef FEAT_GUI_MACVIM
      gui_macvim_release_autoreleasepool(autoreleasePool);
  #endif
  #endif // NO_VIM_MAIN
  
      return 0;
  }
  
  /*
   * Initialisation shared by main() and some tests.
   */
      void
  common_init(mparm_T *paramp)
  {
      estack_init();
      cmdline_init();
  
      (void)mb_init();	// init mb_bytelen_tab[] to ones
  #ifdef FEAT_EVAL
      eval_init();	// init global variables
  #endif
  
  #ifdef __QNXNTO__
      qnx_init();		// PhAttach() for clipboard, (and gui)
  #endif
  
      // Init the table of Normal mode commands.
      init_normal_cmds();
  
      /*
       * Allocate space for the generic buffers (needed for set_init_1() and
       * emsg()).
       */
      if ((IObuff = alloc(IOSIZE)) == NULL
  	    || (NameBuff = alloc(MAXPATHL)) == NULL)
  	mch_exit(0);
      TIME_MSG("Allocated generic buffers");
  
  #ifdef NBDEBUG
      // Wait a moment for debugging NetBeans.  Must be after allocating
      // NameBuff.
      nbdebug_log_init("SPRO_GVIM_DEBUG", "SPRO_GVIM_DLEVEL");
      nbdebug_wait(WT_ENV | WT_WAIT | WT_STOP, "SPRO_GVIM_WAIT", 20);
      TIME_MSG("NetBeans debug wait");
  #endif
  
  #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
      /*
       * Setup to use the current locale (for ctype() and many other things).
       * NOTE: Translated messages with encodings other than latin1 will not
       * work until set_init_1() has been called!
       */
      init_locale();
      TIME_MSG("locale set");
  #endif
  
  #ifdef FEAT_GUI
      gui.dofork = TRUE;		    // default is to use fork()
  #endif
  
      /*
       * Do a first scan of the arguments in "argv[]":
       *   -display or --display
       *   --server...
       *   --socketid
       *   --windowid
       */
      early_arg_scan(paramp);
  
  #if defined(FEAT_GUI)
      // Prepare for possibly starting GUI sometime
      gui_prepare(&paramp->argc, paramp->argv);
      TIME_MSG("GUI prepared");
  #endif
  
  #ifdef FEAT_CLIPBOARD
      clip_init(FALSE);		// Initialise clipboard stuff
      TIME_MSG("clipboard setup");
  #endif
  
      /*
       * Check if we have an interactive window.
       * On the Amiga: If there is no window, we open one with a newcli command
       * (needed for :! to * work). mch_check_win() will also handle the -d or
       * -dev argument.
       */
      stdout_isatty = (mch_check_win(paramp->argc, paramp->argv) != FAIL);
      TIME_MSG("window checked");
  
      /*
       * Allocate the first window and buffer.
       * Can't do anything without it, exit when it fails.
       */
      if (win_alloc_first() == FAIL)
  	mch_exit(0);
  
      init_yank();		// init yank buffers
  
      alist_init(&global_alist);	// Init the argument list to empty.
      global_alist.id = 0;
  
      /*
       * Set the default values for the options.
       * NOTE: Non-latin1 translated messages are working only after this,
       * because this is where "has_mbyte" will be set, which is used by
       * msg_outtrans_len_attr().
       * First find out the home directory, needed to expand "~" in options.
       */
      init_homedir();		// find real value of $HOME
      set_init_1(paramp->clean);
      TIME_MSG("inits 1");
  
  #ifdef FEAT_EVAL
      // set v:lang and v:ctype
      set_lang_var();
  
      // set v:argv
      set_argv_var(paramp->argv, paramp->argc);
  #endif
  
  #ifdef FEAT_SIGNS
      init_signs();
  #endif
  }
  
  /*
   * Return TRUE when the --not-a-term argument was found.
   */
      int
  is_not_a_term()
  {
      return params.not_a_term;
  }
  
  
  // When TRUE in a safe state when starting to wait for a character.
  static int	was_safe = FALSE;
  static oparg_T	*current_oap = NULL;
  
  /*
   * Return TRUE if an operator was started but not finished yet.
   * Includes typing a count or a register name.
   */
      int
  op_pending(void)
  {
      return !(current_oap != NULL
  	    && !finish_op
  	    && current_oap->prev_opcount == 0
  	    && current_oap->prev_count0 == 0
  	    && current_oap->op_type == OP_NOP
  	    && current_oap->regname == NUL);
  }
  
  /*
   * Return whether currently it is safe, assuming it was safe before (high level
   * state didn't change).
   */
      static int
  is_safe_now(void)
  {
      return stuff_empty()
  	&& typebuf.tb_len == 0
  	&& scriptin[curscript] == NULL
  	&& !global_busy;
  }
  
  /*
   * Trigger SafeState if currently in s safe state, that is "safe" is TRUE and
   * there is no typeahead.
   */
      void
  may_trigger_safestate(int safe)
  {
      int is_safe = safe && is_safe_now();
  
  #ifdef FEAT_JOB_CHANNEL
      if (was_safe != is_safe)
  	// Only log when the state changes, otherwise it happens at nearly
  	// every key stroke.
  	ch_log(NULL, is_safe ? "SafeState: Start triggering"
  					       : "SafeState: Stop triggering");
  #endif
      if (is_safe)
  	apply_autocmds(EVENT_SAFESTATE, NULL, NULL, FALSE, curbuf);
      was_safe = is_safe;
  }
  
  /*
   * Something changed which causes the state possibly to be unsafe, e.g. a
   * character was typed.  It will remain unsafe until the next call to
   * may_trigger_safestate().
   */
      void
  state_no_longer_safe(char *reason UNUSED)
  {
  #ifdef FEAT_JOB_CHANNEL
      if (was_safe)
  	ch_log(NULL, "SafeState: reset: %s", reason);
  #endif
      was_safe = FALSE;
  }
  
      int
  get_was_safe_state(void)
  {
      return was_safe;
  }
  
  /*
   * Invoked when leaving code that invokes callbacks.  Then trigger
   * SafeStateAgain, if it was safe when starting to wait for a character.
   */
      void
  may_trigger_safestateagain(void)
  {
      if (!was_safe)
      {
  	// If the safe state was reset in state_no_longer_safe(), e.g. because
  	// of calling feedkeys(), we check if it's now safe again (all keys
  	// were consumed).
  	was_safe = is_safe_now();
  #ifdef FEAT_JOB_CHANNEL
  	if (was_safe)
  	    ch_log(NULL, "SafeState: undo reset");
  #endif
      }
      if (was_safe)
      {
  #ifdef FEAT_JOB_CHANNEL
  	// Only do this message when another message was given, otherwise we
  	// get lots of them.
  	if ((did_repeated_msg & REPEATED_MSG_SAFESTATE) == 0)
  	{
  	    int did = did_repeated_msg;
  
  	    ch_log(NULL,
  		      "SafeState: back to waiting, triggering SafeStateAgain");
  	    did_repeated_msg = did | REPEATED_MSG_SAFESTATE;
  	}
  #endif
  	apply_autocmds(EVENT_SAFESTATEAGAIN, NULL, NULL, FALSE, curbuf);
      }
  #ifdef FEAT_JOB_CHANNEL
      else
  	ch_log(NULL,
  		  "SafeState: back to waiting, not triggering SafeStateAgain");
  #endif
  }
  
  
  /*
   * Main loop: Execute Normal mode commands until exiting Vim.
   * Also used to handle commands in the command-line window, until the window
   * is closed.
   * Also used to handle ":visual" command after ":global": execute Normal mode
   * commands, return when entering Ex mode.  "noexmode" is TRUE then.
   */
      void
  main_loop(
      int		cmdwin,	    // TRUE when working in the command-line window
      int		noexmode)   // TRUE when return on entering Ex mode
  {
      oparg_T	oa;		// operator arguments
      oparg_T	*prev_oap;	// operator arguments
      volatile int previous_got_int = FALSE;	// "got_int" was TRUE
  #ifdef FEAT_CONCEAL
      // these are static to avoid a compiler warning
      static linenr_T	conceal_old_cursor_line = 0;
      static linenr_T	conceal_new_cursor_line = 0;
      static int		conceal_update_lines = FALSE;
  #endif
  
      prev_oap = current_oap;
      current_oap = &oa;
  
  #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
      // Setup to catch a terminating error from the X server.  Just ignore
      // it, restore the state and continue.  This might not always work
      // properly, but at least we don't exit unexpectedly when the X server
      // exits while Vim is running in a console.
      if (!cmdwin && !noexmode && SETJMP(x_jump_env))
      {
  	State = NORMAL;
  	VIsual_active = FALSE;
  	got_int = TRUE;
  	need_wait_return = FALSE;
  	global_busy = FALSE;
  	exmode_active = 0;
  	skip_redraw = FALSE;
  	RedrawingDisabled = 0;
  	no_wait_return = 0;
  	vgetc_busy = 0;
  # ifdef FEAT_EVAL
  	emsg_skip = 0;
  # endif
  	emsg_off = 0;
  	setmouse();
  	settmode(TMODE_RAW);
  	starttermcap();
  	scroll_start();
  	redraw_later_clear();
      }
  #endif
  
      clear_oparg(&oa);
      while (!cmdwin
  #ifdef FEAT_CMDWIN
  	    || cmdwin_result == 0
  #endif
  	    )
      {
  #ifdef FEAT_GUI_MACVIM
          // Cocoa needs an NSAutoreleasePool in place or it will leak memory.
          // This particular pool gets released once every loop.
          void *autoreleasePool = gui_macvim_new_autoreleasepool();
  #endif
  
  	if (stuff_empty())
  	{
  	    did_check_timestamps = FALSE;
  	    if (need_check_timestamps)
  		check_timestamps(FALSE);
  	    if (need_wait_return)	// if wait_return still needed ...
  		wait_return(FALSE);	// ... call it now
  	    if (need_start_insertmode && goto_im() && !VIsual_active)
  	    {
  		need_start_insertmode = FALSE;
  		stuffReadbuff((char_u *)"i");	// start insert mode next
  		// skip the fileinfo message now, because it would be shown
  		// after insert mode finishes!
  		need_fileinfo = FALSE;
  	    }
  	}
  
  	// Reset "got_int" now that we got back to the main loop.  Except when
  	// inside a ":g/pat/cmd" command, then the "got_int" needs to abort
  	// the ":g" command.
  	// For ":g/pat/vi" we reset "got_int" when used once.  When used
  	// a second time we go back to Ex mode and abort the ":g" command.
  	if (got_int)
  	{
  	    if (noexmode && global_busy && !exmode_active && previous_got_int)
  	    {
  		// Typed two CTRL-C in a row: go back to ex mode as if "Q" was
  		// used and keep "got_int" set, so that it aborts ":g".
  		exmode_active = EXMODE_NORMAL;
  		State = NORMAL;
  	    }
  	    else if (!global_busy || !exmode_active)
  	    {
  		if (!quit_more)
  		    (void)vgetc();		// flush all buffers
  		got_int = FALSE;
  	    }
  	    previous_got_int = TRUE;
  	}
  	else
  	    previous_got_int = FALSE;
  
  	if (!exmode_active)
  	    msg_scroll = FALSE;
  	quit_more = FALSE;
  
  	// it's not safe unless may_trigger_safestate_main() is called
  	was_safe = FALSE;
  
  	/*
  	 * If skip redraw is set (for ":" in wait_return()), don't redraw now.
  	 * If there is nothing in the stuff_buffer or do_redraw is TRUE,
  	 * update cursor and redraw.
  	 */
  	if (skip_redraw || exmode_active)
  	    skip_redraw = FALSE;
  	else if (do_redraw || stuff_empty())
  	{
  #ifdef FEAT_GUI
  	    // If ui_breakcheck() was used a resize may have been postponed.
  	    gui_may_resize_shell();
  #endif
  #ifdef HAVE_DROP_FILE
  	    // If files were dropped while text was locked or the curbuf was
  	    // locked, this would be a good time to handle the drop.
  	    handle_any_postponed_drop();
  #endif
  #ifdef FEAT_CONCEAL
  	    if (curwin->w_p_cole == 0)
  		conceal_update_lines = FALSE;
  #endif
  
  	    // Trigger CursorMoved if the cursor moved.
  	    if (!finish_op && (
  			has_cursormoved()
  #ifdef FEAT_PROP_POPUP
  			|| popup_visible
  #endif
  #ifdef FEAT_CONCEAL
  			|| curwin->w_p_cole > 0
  #endif
  			)
  		 && !EQUAL_POS(last_cursormoved, curwin->w_cursor))
  	    {
  		if (has_cursormoved())
  		    apply_autocmds(EVENT_CURSORMOVED, NULL, NULL,
  							       FALSE, curbuf);
  #ifdef FEAT_PROP_POPUP
  		if (popup_visible)
  		    popup_check_cursor_pos();
  #endif
  #ifdef FEAT_CONCEAL
  		if (curwin->w_p_cole > 0)
  		{
  		    conceal_old_cursor_line = last_cursormoved.lnum;
  		    conceal_new_cursor_line = curwin->w_cursor.lnum;
  		    conceal_update_lines = TRUE;
  		}
  #endif
  		last_cursormoved = curwin->w_cursor;
  	    }
  
  #if defined(FEAT_CONCEAL)
  	    if (conceal_update_lines
  		    && (conceal_old_cursor_line != conceal_new_cursor_line
  			|| conceal_cursor_line(curwin)
  			|| need_cursor_line_redraw))
  	    {
  		if (conceal_old_cursor_line != conceal_new_cursor_line
  			&& conceal_old_cursor_line != 0
  			&& conceal_old_cursor_line
  						<= curbuf->b_ml.ml_line_count)
  		    redrawWinline(curwin, conceal_old_cursor_line);
  		redrawWinline(curwin, conceal_new_cursor_line);
  		curwin->w_valid &= ~VALID_CROW;
  		need_cursor_line_redraw = FALSE;
  	    }
  #endif
  
  	    // Trigger TextChanged if b:changedtick differs.
  	    if (!finish_op && has_textchanged()
  		    && curbuf->b_last_changedtick != CHANGEDTICK(curbuf))
  	    {
  		apply_autocmds(EVENT_TEXTCHANGED, NULL, NULL, FALSE, curbuf);
  		curbuf->b_last_changedtick = CHANGEDTICK(curbuf);
  	    }
  
  	    // If nothing is pending and we are going to wait for the user to
  	    // type a character, trigger SafeState.
  	    may_trigger_safestate(!op_pending() && restart_edit == 0);
  
  #if defined(FEAT_DIFF)
  	    // Updating diffs from changed() does not always work properly,
  	    // esp. updating folds.  Do an update just before redrawing if
  	    // needed.
  	    if (curtab->tp_diff_update || curtab->tp_diff_invalid)
  	    {
  		ex_diffupdate(NULL);
  		curtab->tp_diff_update = FALSE;
  	    }
  
  	    // Scroll-binding for diff mode may have been postponed until
  	    // here.  Avoids doing it for every change.
  	    if (diff_need_scrollbind)
  	    {
  		check_scrollbind((linenr_T)0, 0L);
  		diff_need_scrollbind = FALSE;
  	    }
  #endif
  #if defined(FEAT_FOLDING)
  	    // Include a closed fold completely in the Visual area.
  	    foldAdjustVisual();
  #endif
  #ifdef FEAT_FOLDING
  	    /*
  	     * When 'foldclose' is set, apply 'foldlevel' to folds that don't
  	     * contain the cursor.
  	     * When 'foldopen' is "all", open the fold(s) under the cursor.
  	     * This may mark the window for redrawing.
  	     */
  	    if (hasAnyFolding(curwin) && !char_avail())
  	    {
  		foldCheckClose();
  		if (fdo_flags & FDO_ALL)
  		    foldOpenCursor();
  	    }
  #endif
  
  	    /*
  	     * Before redrawing, make sure w_topline is correct, and w_leftcol
  	     * if lines don't wrap, and w_skipcol if lines wrap.
  	     */
  	    update_topline();
  	    validate_cursor();
  
  #ifdef FEAT_SYN_HL
  	    // Might need to update for 'cursorline'.
  	    // When 'cursorlineopt' is "screenline" need to redraw always.
  	    if (curwin->w_p_cul
  		    && (curwin->w_last_cursorline != curwin->w_cursor.lnum
  			|| (curwin->w_p_culopt_flags & CULOPT_SCRLINE))
  		    && !char_avail())
  		redraw_later(VALID);
  #endif
  	    if (VIsual_active)
  		update_curbuf(INVERTED); // update inverted part
  	    else if (must_redraw)
  	    {
  		mch_disable_flush();	// Stop issuing gui_mch_flush().
  		update_screen(0);
  		mch_enable_flush();
  	    }
  	    else if (redraw_cmdline || clear_cmdline)
  		showmode();
  	    redraw_statuslines();
  #ifdef FEAT_TITLE
  	    if (need_maketitle)
  		maketitle();
  #endif
  #ifdef FEAT_VIMINFO
  	    curbuf->b_last_used = vim_time();
  #endif
  	    // display message after redraw
  	    if (keep_msg != NULL)
  	    {
  		char_u *p = vim_strsave(keep_msg);
  
  		if (p != NULL)
  		{
  		    // msg_start() will set keep_msg to NULL, make a copy
  		    // first.  Don't reset keep_msg, msg_attr_keep() uses it to
  		    // check for duplicates.  Never put this message in
  		    // history.
  		    msg_hist_off = TRUE;
  		    msg_attr((char *)p, keep_msg_attr);
  		    msg_hist_off = FALSE;
  		    vim_free(p);
  		}
  	    }
  	    if (need_fileinfo)		// show file info after redraw
  	    {
  		fileinfo(FALSE, TRUE, FALSE);
  		need_fileinfo = FALSE;
  	    }
  
  	    emsg_on_display = FALSE;	// can delete error message now
  	    did_emsg = FALSE;
  	    msg_didany = FALSE;		// reset lines_left in msg_start()
  	    may_clear_sb_text();	// clear scroll-back text on next msg
  	    showruler(FALSE);
  
  	    setcursor();
  	    cursor_on();
  
  	    do_redraw = FALSE;
  
  #ifdef STARTUPTIME
  	    // Now that we have drawn the first screen all the startup stuff
  	    // has been done, close any file for startup messages.
  	    if (time_fd != NULL)
  	    {
  		TIME_MSG("first screen update");
  		TIME_MSG("--- VIM STARTED ---");
  		fclose(time_fd);
  		time_fd = NULL;
  	    }
  #endif
  	}
  #ifdef FEAT_GUI
  	if (need_mouse_correct)
  	    gui_mouse_correct();
  #endif
  
  	/*
  	 * Update w_curswant if w_set_curswant has been set.
  	 * Postponed until here to avoid computing w_virtcol too often.
  	 */
  	update_curswant();
  
  #ifdef FEAT_EVAL
  	/*
  	 * May perform garbage collection when waiting for a character, but
  	 * only at the very toplevel.  Otherwise we may be using a List or
  	 * Dict internally somewhere.
  	 * "may_garbage_collect" is reset in vgetc() which is invoked through
  	 * do_exmode() and normal_cmd().
  	 */
  	may_garbage_collect = (!cmdwin && !noexmode);
  #endif
  	/*
  	 * If we're invoked as ex, do a round of ex commands.
  	 * Otherwise, get and execute a normal mode command.
  	 */
  	if (exmode_active)
  	{
  	    if (noexmode)   // End of ":global/path/visual" commands
  		goto theend;
  	    do_exmode(exmode_active == EXMODE_VIM);
  	}
  	else
  	{
  #ifdef FEAT_TERMINAL
  	    if (term_use_loop()
  		    && oa.op_type == OP_NOP && oa.regname == NUL
  		    && !VIsual_active
  		    && !skip_term_loop)
  	    {
  		// If terminal_loop() returns OK we got a key that is handled
  		// in Normal model.  With FAIL we first need to position the
  		// cursor and the screen needs to be redrawn.
  		if (terminal_loop(TRUE) == OK)
  		    normal_cmd(&oa, TRUE);
  	    }
  	    else
  #endif
  	    {
  #ifdef FEAT_TERMINAL
  		skip_term_loop = FALSE;
  #endif
  		normal_cmd(&oa, TRUE);
  	    }
  	}
  
  #ifdef FEAT_GUI_MACVIM
          // TODO! Make sure there are no continue statements that will cause
          // this not to be called or MacVim will leak memory!
          gui_macvim_release_autoreleasepool(autoreleasePool);
  #endif
      }
  
  theend:
      current_oap = prev_oap;
  }
  
  
  #if defined(USE_XSMP) || defined(FEAT_GUI) || defined(PROTO)
  /*
   * Exit, but leave behind swap files for modified buffers.
   */
      void
  getout_preserve_modified(int exitval)
  {
  # if defined(SIGHUP) && defined(SIG_IGN)
      // Ignore SIGHUP, because a dropped connection causes a read error, which
      // makes Vim exit and then handling SIGHUP causes various reentrance
      // problems.
      signal(SIGHUP, SIG_IGN);
  # endif
  
      ml_close_notmod();		    // close all not-modified buffers
      ml_sync_all(FALSE, FALSE);	    // preserve all swap files
      ml_close_all(FALSE);	    // close all memfiles, without deleting
      getout(exitval);		    // exit Vim properly
  }
  #endif
  
  
  /*
   * Exit properly.
   */
      void
  getout(int exitval)
  {
      exiting = TRUE;
  #if defined(FEAT_JOB_CHANNEL)
      ch_log(NULL, "Exiting...");
  #endif
  
      // When running in Ex mode an error causes us to exit with a non-zero exit
      // code.  POSIX requires this, although it's not 100% clear from the
      // standard.
      if (exmode_active)
  	exitval += ex_exitval;
  
      // Position the cursor on the last screen line, below all the text
  #ifdef FEAT_GUI
      if (!gui.in_use)
  #endif
  	windgoto((int)Rows - 1, 0);
  
  #if defined(FEAT_EVAL) || defined(FEAT_SYN_HL)
      // Optionally print hashtable efficiency.
      hash_debug_results();
  #endif
  
  #ifdef FEAT_GUI
      msg_didany = FALSE;
  #endif
  
      if (v_dying <= 1)
      {
  	tabpage_T	*tp;
  	tabpage_T	*next_tp;
  	buf_T		*buf;
  	win_T		*wp;
  	int		unblock = 0;
  
  	// Trigger BufWinLeave for all windows, but only once per buffer.
  	for (tp = first_tabpage; tp != NULL; tp = next_tp)
  	{
  	    next_tp = tp->tp_next;
  	    FOR_ALL_WINDOWS_IN_TAB(tp, wp)
  	    {
  		if (wp->w_buffer == NULL)
  		    // Autocmd must have close the buffer already, skip.
  		    continue;
  		buf = wp->w_buffer;
  		if (CHANGEDTICK(buf) != -1)
  		{
  		    bufref_T bufref;
  
  		    set_bufref(&bufref, buf);
  		    apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname,
  						    buf->b_fname, FALSE, buf);
  		    if (bufref_valid(&bufref))
  			CHANGEDTICK(buf) = -1;  // note we did it already
  
  		    // start all over, autocommands may mess up the lists
  		    next_tp = first_tabpage;
  		    break;
  		}
  	    }
  	}
  
  	// Trigger BufUnload for buffers that are loaded
  	FOR_ALL_BUFFERS(buf)
  	    if (buf->b_ml.ml_mfp != NULL)
  	    {
  		bufref_T bufref;
  
  		set_bufref(&bufref, buf);
  		apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname,
  								  FALSE, buf);
  		if (!bufref_valid(&bufref))
  		    // autocmd deleted the buffer
  		    break;
  	    }
  
  	// deathtrap() blocks autocommands, but we do want to trigger
  	// VimLeavePre.
  	if (is_autocmd_blocked())
  	{
  	    unblock_autocmds();
  	    ++unblock;
  	}
  	apply_autocmds(EVENT_VIMLEAVEPRE, NULL, NULL, FALSE, curbuf);
  	if (unblock)
  	    block_autocmds();
      }
  
  #ifdef FEAT_VIMINFO
      if (*p_viminfo != NUL)
  	// Write out the registers, history, marks etc, to the viminfo file
  	write_viminfo(NULL, FALSE);
  #endif
  
      if (v_dying <= 1)
      {
  	int	unblock = 0;
  
  	// deathtrap() blocks autocommands, but we do want to trigger VimLeave.
  	if (is_autocmd_blocked())
  	{
  	    unblock_autocmds();
  	    ++unblock;
  	}
  	apply_autocmds(EVENT_VIMLEAVE, NULL, NULL, FALSE, curbuf);
  	if (unblock)
  	    block_autocmds();
      }
  
  #ifdef FEAT_PROFILE
      profile_dump();
  #endif
  
      if (did_emsg
  #ifdef FEAT_GUI
  	    || (gui.in_use && msg_didany && p_verbose > 0)
  #endif
  	    )
      {
  	// give the user a chance to read the (error) message
  	no_wait_return = FALSE;
  	wait_return(FALSE);
      }
  
      // Position the cursor again, the autocommands may have moved it
  #ifdef FEAT_GUI
      if (!gui.in_use)
  #endif
  	windgoto((int)Rows - 1, 0);
  
  #ifdef FEAT_JOB_CHANNEL
      job_stop_on_exit();
  #endif
  #ifdef FEAT_LUA
      lua_end();
  #endif
  #ifdef FEAT_MZSCHEME
      mzscheme_end();
  #endif
  #ifdef FEAT_TCL
      tcl_end();
  #endif
  #ifdef FEAT_RUBY
      ruby_end();
  #endif
  #ifdef FEAT_PYTHON
      python_end();
  #endif
  #ifdef FEAT_PYTHON3
      python3_end();
  #endif
  #ifdef FEAT_PERL
      perl_end();
  #endif
  #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
      iconv_end();
  #endif
  #ifdef FEAT_NETBEANS_INTG
      netbeans_end();
  #endif
  #ifdef FEAT_ODB_EDITOR
      odb_end();
  #endif
  #ifdef FEAT_CSCOPE
      cs_end();
  #endif
  #ifdef FEAT_EVAL
      if (garbage_collect_at_exit)
  	garbage_collect(FALSE);
  #endif
  #ifdef MSWIN
      free_cmd_argsW();
  #endif
  
      mch_exit(exitval);
  }
  
  /*
   * Get the name of the display, before gui_prepare() removes it from
   * argv[].  Used for the xterm-clipboard display.
   *
   * Also find the --server... arguments and --socketid and --windowid
   */
      static void
  early_arg_scan(mparm_T *parmp UNUSED)
  {
  #if defined(FEAT_XCLIPBOARD) || defined(FEAT_CLIENTSERVER) \
  	|| !defined(FEAT_NETBEANS_INTG)
      int		argc = parmp->argc;
      char	**argv = parmp->argv;
      int		i;
  
      for (i = 1; i < argc; i++)
      {
  	if (STRCMP(argv[i], "--") == 0)
  	    break;
  # ifdef FEAT_XCLIPBOARD
  	else if (STRICMP(argv[i], "-display") == 0
  #  if defined(FEAT_GUI_GTK)
  		|| STRICMP(argv[i], "--display") == 0
  #  endif
  		)
  	{
  	    if (i == argc - 1)
  		mainerr_arg_missing((char_u *)argv[i]);
  	    xterm_display = argv[++i];
  	}
  # endif
  # ifdef FEAT_CLIENTSERVER
  	else if (STRICMP(argv[i], "--servername") == 0)
  	{
  	    if (i == argc - 1)
  		mainerr_arg_missing((char_u *)argv[i]);
  	    parmp->serverName_arg = (char_u *)argv[++i];
  	}
  	else if (STRICMP(argv[i], "--serverlist") == 0)
  	    parmp->serverArg = TRUE;
  	else if (STRNICMP(argv[i], "--remote", 8) == 0)
  	{
  	    parmp->serverArg = TRUE;
  #  ifdef FEAT_GUI
  	    if (strstr(argv[i], "-wait") != 0)
  		// don't fork() when starting the GUI to edit files ourself
  		gui.dofork = FALSE;
  #  endif
  	}
  # endif
  
  # if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN)
  #  ifdef FEAT_GUI_MSWIN
  	else if (STRICMP(argv[i], "--windowid") == 0)
  #  else
  	else if (STRICMP(argv[i], "--socketid") == 0)
  #  endif
  	{
  	    long_u	id;
  	    int		count;
  
  	    if (i == argc - 1)
  		mainerr_arg_missing((char_u *)argv[i]);
  	    if (STRNICMP(argv[i+1], "0x", 2) == 0)
  		count = sscanf(&(argv[i + 1][2]), SCANF_HEX_LONG_U, &id);
  	    else
  		count = sscanf(argv[i + 1], SCANF_DECIMAL_LONG_U, &id);
  	    if (count != 1)
  		mainerr(ME_INVALID_ARG, (char_u *)argv[i]);
  	    else
  #  ifdef FEAT_GUI_MSWIN
  		win_socket_id = id;
  #  else
  		gtk_socket_id = id;
  #  endif
  	    i++;
  	}
  # endif
  # ifdef FEAT_GUI_GTK
  	else if (STRICMP(argv[i], "--echo-wid") == 0)
  	    echo_wid_arg = TRUE;
  # endif
  # ifndef FEAT_NETBEANS_INTG
  	else if (strncmp(argv[i], "-nb", (size_t)3) == 0)
  	{
  	    mch_errmsg(_("'-nb' cannot be used: not enabled at compile time\n"));
  	    mch_exit(2);
  	}
  # endif
  
      }
  #endif
  }
  
  #ifndef NO_VIM_MAIN
  /*
   * Get a (optional) count for a Vim argument.
   */
      static int
  get_number_arg(
      char_u	*p,	    // pointer to argument
      int		*idx,	    // index in argument, is incremented
      int		def)	    // default value
  {
      if (vim_isdigit(p[*idx]))
      {
  	def = atoi((char *)&(p[*idx]));
  	while (vim_isdigit(p[*idx]))
  	    *idx = *idx + 1;
      }
      return def;
  }
  
  /*
   * Check for: [r][e][g][vi|vim|view][diff][ex[im]]  (sort of)
   * If the executable name starts with "r" we disable shell commands.
   * If the next character is "e" we run in Easy mode.
   * If the next character is "g" we run the GUI version.
   * If the next characters are "view" we start in readonly mode.
   * If the next characters are "diff" or "vimdiff" we start in diff mode.
   * If the next characters are "ex" we start in Ex mode.  If it's followed
   * by "im" use improved Ex mode.
   */
      static void
  parse_command_name(mparm_T *parmp)
  {
      char_u	*initstr;
  
      initstr = gettail((char_u *)parmp->argv[0]);
  
  #ifdef FEAT_EVAL
      set_vim_var_string(VV_PROGNAME, initstr, -1);
      set_progpath((char_u *)parmp->argv[0]);
  #endif
  
      if (TOLOWER_ASC(initstr[0]) == 'r')
      {
  	restricted = TRUE;
  	++initstr;
      }
  
      // Use evim mode for "evim" and "egvim", not for "editor".
      if (TOLOWER_ASC(initstr[0]) == 'e'
  	    && (TOLOWER_ASC(initstr[1]) == 'v'
  		|| TOLOWER_ASC(initstr[1]) == 'g'))
      {
  #ifdef FEAT_GUI
  	gui.starting = TRUE;
  #endif
  	parmp->evim_mode = TRUE;
  	++initstr;
      }
  
      // "gvim" starts the GUI.  Also accept "Gvim" for MS-Windows.
      if (TOLOWER_ASC(initstr[0]) == 'g')
      {
  	main_start_gui();
  #ifdef FEAT_GUI
  	++initstr;
  #endif
  #ifdef GUI_MAY_SPAWN
  	gui.dospawn = FALSE;	// No need to spawn a new process.
  #endif
      }
  #ifdef GUI_MAY_SPAWN
      else
  	gui.dospawn = TRUE;	// Not "gvim". Need to spawn gvim.exe.
  #endif
  
  
      if (STRNICMP(initstr, "view", 4) == 0)
      {
  	readonlymode = TRUE;
  	curbuf->b_p_ro = TRUE;
  	p_uc = 10000;			// don't update very often
  	initstr += 4;
      }
      else if (STRNICMP(initstr, "vim", 3) == 0)
  	initstr += 3;
  
      // Catch "[r][g]vimdiff" and "[r][g]viewdiff".
      if (STRICMP(initstr, "diff") == 0)
      {
  #ifdef FEAT_DIFF
  	parmp->diff_mode = TRUE;
  #else
  	mch_errmsg(_("This Vim was not compiled with the diff feature."));
  	mch_errmsg("\n");
  	mch_exit(2);
  #endif
      }
  
      // Checking for "ex" here may catch some weird names, such as "vimex" or
      // "viewex", we assume the user knows that.
      if (STRNICMP(initstr, "ex", 2) == 0)
      {
  	if (STRNICMP(initstr + 2, "im", 2) == 0)
  	    exmode_active = EXMODE_VIM;
  	else
  	    exmode_active = EXMODE_NORMAL;
  	change_compatible(TRUE);	// set 'compatible'
      }
  }
  
  /*
   * Scan the command line arguments.
   */
      static void
  command_line_scan(mparm_T *parmp)
  {
      int		argc = parmp->argc;
      char	**argv = parmp->argv;
      int		argv_idx;		// index in argv[n][]
      int		had_minmin = FALSE;	// found "--" argument
      int		want_argument;		// option argument with argument
      int		c;
      char_u	*p = NULL;
      long	n;
  
      --argc;
      ++argv;
      argv_idx = 1;	    // active option letter is argv[0][argv_idx]
      while (argc > 0)
      {
  	/*
  	 * "+" or "+{number}" or "+/{pat}" or "+{command}" argument.
  	 */
  	if (argv[0][0] == '+' && !had_minmin)
  	{
  	    if (parmp->n_commands >= MAX_ARG_CMDS)
  		mainerr(ME_EXTRA_CMD, NULL);
  	    argv_idx = -1;	    // skip to next argument
  	    if (argv[0][1] == NUL)
  		parmp->commands[parmp->n_commands++] = (char_u *)"$";
  	    else
  		parmp->commands[parmp->n_commands++] = (char_u *)&(argv[0][1]);
  	}
  
  	/*
  	 * Optional argument.
  	 */
  	else if (argv[0][0] == '-' && !had_minmin)
  	{
  	    want_argument = FALSE;
  	    c = argv[0][argv_idx++];
  #ifdef VMS
  	    /*
  	     * VMS only uses upper case command lines.  Interpret "-X" as "-x"
  	     * and "-/X" as "-X".
  	     */
  	    if (c == '/')
  	    {
  		c = argv[0][argv_idx++];
  		c = TOUPPER_ASC(c);
  	    }
  	    else
  		c = TOLOWER_ASC(c);
  #endif
  	    switch (c)
  	    {
  	    case NUL:		// "vim -"  read from stdin
  				// "ex -" silent mode
  		if (exmode_active)
  		    silent_mode = TRUE;
  		else
  		{
  		    if (parmp->edit_type != EDIT_NONE)
  			mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
  		    parmp->edit_type = EDIT_STDIN;
  		    read_cmd_fd = 2;	// read from stderr instead of stdin
  		}
  		argv_idx = -1;		// skip to next argument
  		break;
  
  	    case '-':		// "--" don't take any more option arguments
  				// "--help" give help message
  				// "--version" give version message
  				// "--clean" clean context
  				// "--literal" take files literally
  				// "--nofork" don't fork
  				// "--not-a-term" don't warn for not a term
  				// "--ttyfail" exit if not a term
  				// "--noplugin[s]" skip plugins
  				// "--cmd <cmd>" execute cmd before vimrc
  		if (STRICMP(argv[0] + argv_idx, "help") == 0)
  		    usage();
  		else if (STRICMP(argv[0] + argv_idx, "version") == 0)
  		{
  		    Columns = 80;	// need to init Columns
  		    info_message = TRUE; // use mch_msg(), not mch_errmsg()
  		    list_version();
  		    msg_putchar('\n');
  		    msg_didout = FALSE;
  		    mch_exit(0);
  		}
  		else if (STRNICMP(argv[0] + argv_idx, "clean", 5) == 0)
  		{
  		    parmp->use_vimrc = (char_u *)"DEFAULTS";
  #ifdef FEAT_GUI
  		    use_gvimrc = (char_u *)"NONE";
  #endif
  		    parmp->clean = TRUE;
  		    set_option_value((char_u *)"vif", 0L, (char_u *)"NONE", 0);
  		}
  		else if (STRNICMP(argv[0] + argv_idx, "literal", 7) == 0)
  		{
  #ifdef EXPAND_FILENAMES
  		    parmp->literal = TRUE;
  #endif
  		}
  		else if (STRNICMP(argv[0] + argv_idx, "nofork", 6) == 0)
  		{
  #ifdef FEAT_GUI
  		    gui.dofork = FALSE;	// don't fork() when starting GUI
  #endif
  		}
  		else if (STRNICMP(argv[0] + argv_idx, "noplugin", 8) == 0)
  		    p_lpl = FALSE;
  		else if (STRNICMP(argv[0] + argv_idx, "not-a-term", 10) == 0)
  		    parmp->not_a_term = TRUE;
  		else if (STRNICMP(argv[0] + argv_idx, "ttyfail", 7) == 0)
  		    parmp->tty_fail = TRUE;
  		else if (STRNICMP(argv[0] + argv_idx, "cmd", 3) == 0)
  		{
  		    want_argument = TRUE;
  		    argv_idx += 3;
  		}
  		else if (STRNICMP(argv[0] + argv_idx, "startuptime", 11) == 0)
  		{
  		    want_argument = TRUE;
  		    argv_idx += 11;
  		}
  #ifdef FEAT_CLIENTSERVER
  		else if (STRNICMP(argv[0] + argv_idx, "serverlist", 10) == 0)
  		    ; // already processed -- no arg
  		else if (STRNICMP(argv[0] + argv_idx, "servername", 10) == 0
  		       || STRNICMP(argv[0] + argv_idx, "serversend", 10) == 0)
  		{
  		    // already processed -- snatch the following arg
  		    if (argc > 1)
  		    {
  			--argc;
  			++argv;
  		    }
  		}
  #endif
  #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN)
  # ifdef FEAT_GUI_GTK
  		else if (STRNICMP(argv[0] + argv_idx, "socketid", 8) == 0)
  # else
  		else if (STRNICMP(argv[0] + argv_idx, "windowid", 8) == 0)
  # endif
  		{
  		    // already processed -- snatch the following arg
  		    if (argc > 1)
  		    {
  			--argc;
  			++argv;
  		    }
  		}
  #endif
  #ifdef FEAT_GUI_GTK
  		else if (STRNICMP(argv[0] + argv_idx, "echo-wid", 8) == 0)
  		{
  		    // already processed, skip
  		}
  #endif
  #ifdef FEAT_GUI_MACVIM
  		else if (STRNICMP(argv[0] + argv_idx, "nomru", 5) == 0)
  		{
  		    /* processed in gui_macvim.m, skip */
  		}
  #endif
  		else
  		{
  		    if (argv[0][argv_idx])
  			mainerr(ME_UNKNOWN_OPTION, (char_u *)argv[0]);
  		    had_minmin = TRUE;
  		}
  		if (!want_argument)
  		    argv_idx = -1;	// skip to next argument
  		break;
  
  	    case 'A':		// "-A" start in Arabic mode
  #ifdef FEAT_ARABIC
  		set_option_value((char_u *)"arabic", 1L, NULL, 0);
  #else
  		mch_errmsg(_(e_noarabic));
  		mch_exit(2);
  #endif
  		break;
  
  	    case 'b':		// "-b" binary mode
  		// Needs to be effective before expanding file names, because
  		// for Win32 this makes us edit a shortcut file itself,
  		// instead of the file it links to.
  		set_options_bin(curbuf->b_p_bin, 1, 0);
  		curbuf->b_p_bin = 1;	    // binary file I/O
  		break;
  
  	    case 'C':		// "-C"  Compatible
  		change_compatible(TRUE);
  		has_dash_c_arg = TRUE;
  		break;
  
  	    case 'e':		// "-e" Ex mode
  		exmode_active = EXMODE_NORMAL;
  		break;
  
  	    case 'E':		// "-E" Improved Ex mode
  		exmode_active = EXMODE_VIM;
  		break;
  
  	    case 'f':		// "-f"  GUI: run in foreground.  Amiga: open
  				// window directly, not with newcli
  #ifdef FEAT_GUI
  		gui.dofork = FALSE;	// don't fork() when starting GUI
  #endif
  		break;
  
  	    case 'g':		// "-g" start GUI
  		main_start_gui();
  		break;
  
  	    case 'F':		// "-F" was for Farsi mode
  		mch_errmsg(_(e_nofarsi));
  		mch_exit(2);
  		break;
  
  	    case '?':		// "-?" give help message (for MS-Windows)
  	    case 'h':		// "-h" give help message
  #ifdef FEAT_GUI_GNOME
  		// Tell usage() to exit for "gvim".
  		gui.starting = FALSE;
  #endif
  		usage();
  		break;
  
  	    case 'H':		// "-H" start in Hebrew mode: rl + hkmap set
  #ifdef FEAT_RIGHTLEFT
  		p_hkmap = TRUE;
  		set_option_value((char_u *)"rl", 1L, NULL, 0);
  #else
  		mch_errmsg(_(e_nohebrew));
  		mch_exit(2);
  #endif
  		break;
  
  	    case 'l':		// "-l" lisp mode, 'lisp' and 'showmatch' on
  #ifdef FEAT_LISP
  		set_option_value((char_u *)"lisp", 1L, NULL, 0);
  		p_sm = TRUE;
  #endif
  		break;
  
  	    case 'M':		// "-M"  no changes or writing of files
  		reset_modifiable();
  		// FALLTHROUGH
  
  	    case 'm':		// "-m"  no writing of files
  		p_write = FALSE;
  		break;
  
  	    case 'y':		// "-y"  easy mode
  #ifdef FEAT_GUI
  		gui.starting = TRUE;	// start GUI a bit later
  #endif
  		parmp->evim_mode = TRUE;
  		break;
  
  	    case 'N':		// "-N"  Nocompatible
  		change_compatible(FALSE);
  		break;
  
  	    case 'n':		// "-n" no swap file
  #ifdef FEAT_NETBEANS_INTG
  		// checking for "-nb", netbeans parameters
  		if (argv[0][argv_idx] == 'b')
  		{
  		    netbeansArg = argv[0];
  		    argv_idx = -1;	    // skip to next argument
  		}
  		else
  #endif
  		parmp->no_swap_file = TRUE;
  		break;
  
  	    case 'p':		/* "-p[N]" open N tab pages */
  #if defined(TARGET_API_MAC_OSX) && !defined(FEAT_GUI_MACVIM)
  		// For some reason on MacOS X, an argument like:
  		// -psn_0_10223617 is passed in when invoke from Finder
  		// or with the 'open' command
  		if (argv[0][argv_idx] == 's')
  		{
  		    argv_idx = -1; // bypass full -psn
  		    main_start_gui();
  		    break;
  		}
  #endif
  		// default is 0: open window for each file
  		parmp->window_count = get_number_arg((char_u *)argv[0],
  								&argv_idx, 0);
  		parmp->window_layout = WIN_TABS;
  		break;
  
  	    case 'o':		// "-o[N]" open N horizontal split windows
  		// default is 0: open window for each file
  		parmp->window_count = get_number_arg((char_u *)argv[0],
  								&argv_idx, 0);
  		parmp->window_layout = WIN_HOR;
  		break;
  
  		case 'O':	// "-O[N]" open N vertical split windows
  		// default is 0: open window for each file
  		parmp->window_count = get_number_arg((char_u *)argv[0],
  								&argv_idx, 0);
  		parmp->window_layout = WIN_VER;
  		break;
  
  #ifdef FEAT_QUICKFIX
  	    case 'q':		// "-q" QuickFix mode
  		if (parmp->edit_type != EDIT_NONE)
  		    mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
  		parmp->edit_type = EDIT_QF;
  		if (argv[0][argv_idx])		// "-q{errorfile}"
  		{
  		    parmp->use_ef = (char_u *)argv[0] + argv_idx;
  		    argv_idx = -1;
  		}
  		else if (argc > 1)		// "-q {errorfile}"
  		    want_argument = TRUE;
  		break;
  #endif
  
  	    case 'R':		// "-R" readonly mode
  		readonlymode = TRUE;
  		curbuf->b_p_ro = TRUE;
  		p_uc = 10000;			// don't update very often
  		break;
  
  	    case 'r':		// "-r" recovery mode
  	    case 'L':		// "-L" recovery mode
  		recoverymode = 1;
  		break;
  
  	    case 's':
  		if (exmode_active)	// "-s" silent (batch) mode
  		    silent_mode = TRUE;
  		else		// "-s {scriptin}" read from script file
  		    want_argument = TRUE;
  		break;
  
  	    case 't':		// "-t {tag}" or "-t{tag}" jump to tag
  		if (parmp->edit_type != EDIT_NONE)
  		    mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
  		parmp->edit_type = EDIT_TAG;
  		if (argv[0][argv_idx])		// "-t{tag}"
  		{
  		    parmp->tagname = (char_u *)argv[0] + argv_idx;
  		    argv_idx = -1;
  		}
  		else				// "-t {tag}"
  		    want_argument = TRUE;
  		break;
  
  #ifdef FEAT_EVAL
  	    case 'D':		// "-D"		Debugging
  		parmp->use_debug_break_level = 9999;
  		break;
  #endif
  #ifdef FEAT_DIFF
  	    case 'd':		// "-d"		'diff'
  # ifdef AMIGA
  		// check for "-dev {device}"
  		if (argv[0][argv_idx] == 'e' && argv[0][argv_idx + 1] == 'v')
  		    want_argument = TRUE;
  		else
  # endif
  		    parmp->diff_mode = TRUE;
  		break;
  #endif
  	    case 'V':		// "-V{N}"	Verbose level
  		// default is 10: a little bit verbose
  		p_verbose = get_number_arg((char_u *)argv[0], &argv_idx, 10);
  		if (argv[0][argv_idx] != NUL)
  		{
  		    set_option_value((char_u *)"verbosefile", 0L,
  					     (char_u *)argv[0] + argv_idx, 0);
  		    argv_idx = (int)STRLEN(argv[0]);
  		}
  		break;
  
  	    case 'v':		// "-v"  Vi-mode (as if called "vi")
  		exmode_active = 0;
  #if defined(FEAT_GUI) && !defined(VIMDLL)
  		gui.starting = FALSE;	// don't start GUI
  #endif
  		break;
  
  	    case 'w':		// "-w{number}"	set window height
  				// "-w {scriptout}"	write to script
  		if (vim_isdigit(((char_u *)argv[0])[argv_idx]))
  		{
  		    n = get_number_arg((char_u *)argv[0], &argv_idx, 10);
  		    set_option_value((char_u *)"window", n, NULL, 0);
  		    break;
  		}
  		want_argument = TRUE;
  		break;
  
  #ifdef FEAT_CRYPT
  	    case 'x':		// "-x"  encrypted reading/writing of files
  		parmp->ask_for_key = TRUE;
  		break;
  #endif
  
  	    case 'X':		// "-X"  don't connect to X server
  #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
  		x_no_connect = TRUE;
  #endif
  		break;
  
  	    case 'Z':		// "-Z"  restricted mode
  		restricted = TRUE;
  		break;
  
  	    case 'c':		// "-c{command}" or "-c {command}" execute
  				// command
  		if (argv[0][argv_idx] != NUL)
  		{
  		    if (parmp->n_commands >= MAX_ARG_CMDS)
  			mainerr(ME_EXTRA_CMD, NULL);
  		    parmp->commands[parmp->n_commands++] = (char_u *)argv[0]
  								   + argv_idx;
  		    argv_idx = -1;
  		    break;
  		}
  		// FALLTHROUGH
  	    case 'S':		// "-S {file}" execute Vim script
  	    case 'i':		// "-i {viminfo}" use for viminfo
  #ifndef FEAT_DIFF
  	    case 'd':		// "-d {device}" device (for Amiga)
  #endif
  	    case 'T':		// "-T {terminal}" terminal name
  	    case 'u':		// "-u {vimrc}" vim inits file
  	    case 'U':		// "-U {gvimrc}" gvim inits file
  	    case 'W':		// "-W {scriptout}" overwrite
  #ifdef FEAT_GUI_MSWIN
  	    case 'P':		// "-P {parent title}" MDI parent
  #endif
  		want_argument = TRUE;
  		break;
  
  	    default:
  		mainerr(ME_UNKNOWN_OPTION, (char_u *)argv[0]);
  	    }
  
  	    /*
  	     * Handle option arguments with argument.
  	     */
  	    if (want_argument)
  	    {
  		/*
  		 * Check for garbage immediately after the option letter.
  		 */
  		if (argv[0][argv_idx] != NUL)
  		    mainerr(ME_GARBAGE, (char_u *)argv[0]);
  
  		--argc;
  		if (argc < 1 && c != 'S')  // -S has an optional argument
  		    mainerr_arg_missing((char_u *)argv[0]);
  		++argv;
  		argv_idx = -1;
  
  		switch (c)
  		{
  		case 'c':	// "-c {command}" execute command
  		case 'S':	// "-S {file}" execute Vim script
  		    if (parmp->n_commands >= MAX_ARG_CMDS)
  			mainerr(ME_EXTRA_CMD, NULL);
  		    if (c == 'S')
  		    {
  			char	*a;
  
  			if (argc < 1)
  			    // "-S" without argument: use default session file
  			    // name.
  			    a = SESSION_FILE;
  			else if (argv[0][0] == '-')
  			{
  			    // "-S" followed by another option: use default
  			    // session file name.
  			    a = SESSION_FILE;
  			    ++argc;
  			    --argv;
  			}
  			else
  			    a = argv[0];
  			p = alloc(STRLEN(a) + 4);
  			if (p == NULL)
  			    mch_exit(2);
  			sprintf((char *)p, "so %s", a);
  			parmp->cmds_tofree[parmp->n_commands] = TRUE;
  			parmp->commands[parmp->n_commands++] = p;
  		    }
  		    else
  			parmp->commands[parmp->n_commands++] =
  							    (char_u *)argv[0];
  		    break;
  
  		case '-':
  		    if (argv[-1][2] == 'c')
  		    {
  			// "--cmd {command}" execute command
  			if (parmp->n_pre_commands >= MAX_ARG_CMDS)
  			    mainerr(ME_EXTRA_CMD, NULL);
  			parmp->pre_commands[parmp->n_pre_commands++] =
  							    (char_u *)argv[0];
  		    }
  		    // "--startuptime <file>" already handled
  		    break;
  
  	    //	case 'd':   -d {device} is handled in mch_check_win() for the
  	    //		    Amiga
  
  #ifdef FEAT_QUICKFIX
  		case 'q':	// "-q {errorfile}" QuickFix mode
  		    parmp->use_ef = (char_u *)argv[0];
  		    break;
  #endif
  
  		case 'i':	// "-i {viminfo}" use for viminfo
  		    set_option_value((char_u *)"vif", 0L, (char_u *)argv[0], 0);
  		    break;
  
  		case 's':	// "-s {scriptin}" read from script file
  		    if (scriptin[0] != NULL)
  		    {
  scripterror:
  			mch_errmsg(_("Attempt to open script file again: \""));
  			mch_errmsg(argv[-1]);
  			mch_errmsg(" ");
  			mch_errmsg(argv[0]);
  			mch_errmsg("\"\n");
  			mch_exit(2);
  		    }
  		    if ((scriptin[0] = mch_fopen(argv[0], READBIN)) == NULL)
  		    {
  			mch_errmsg(_("Cannot open for reading: \""));
  			mch_errmsg(argv[0]);
  			mch_errmsg("\"\n");
  			mch_exit(2);
  		    }
  		    if (save_typebuf() == FAIL)
  			mch_exit(2);	// out of memory
  		    break;
  
  		case 't':	// "-t {tag}"
  		    parmp->tagname = (char_u *)argv[0];
  		    break;
  
  		case 'T':	// "-T {terminal}" terminal name
  		    /*
  		     * The -T term argument is always available and when
  		     * HAVE_TERMLIB is supported it overrides the environment
  		     * variable TERM.
  		     */
  #ifdef FEAT_GUI
  		    if (term_is_gui((char_u *)argv[0]))
  			gui.starting = TRUE;	// start GUI a bit later
  		    else
  #endif
  			parmp->term = (char_u *)argv[0];
  		    break;
  
  		case 'u':	// "-u {vimrc}" vim inits file
  		    parmp->use_vimrc = (char_u *)argv[0];
  		    break;
  
  		case 'U':	// "-U {gvimrc}" gvim inits file
  #ifdef FEAT_GUI
  		    use_gvimrc = (char_u *)argv[0];
  #endif
  		    break;
  
  		case 'w':	// "-w {nr}" 'window' value
  				// "-w {scriptout}" append to script file
  		    if (vim_isdigit(*((char_u *)argv[0])))
  		    {
  			argv_idx = 0;
  			n = get_number_arg((char_u *)argv[0], &argv_idx, 10);
  			set_option_value((char_u *)"window", n, NULL, 0);
  			argv_idx = -1;
  			break;
  		    }
  		    // FALLTHROUGH
  		case 'W':	// "-W {scriptout}" overwrite script file
  		    if (scriptout != NULL)
  			goto scripterror;
  		    if ((scriptout = mch_fopen(argv[0],
  				    c == 'w' ? APPENDBIN : WRITEBIN)) == NULL)
  		    {
  			mch_errmsg(_("Cannot open for script output: \""));
  			mch_errmsg(argv[0]);
  			mch_errmsg("\"\n");
  			mch_exit(2);
  		    }
  		    break;
  
  #ifdef FEAT_GUI_MSWIN
  		case 'P':		// "-P {parent title}" MDI parent
  		    gui_mch_set_parent(argv[0]);
  		    break;
  #endif
  		}
  	    }
  	}
  
  	/*
  	 * File name argument.
  	 */
  	else
  	{
  	    argv_idx = -1;	    // skip to next argument
  
  	    // Check for only one type of editing.
  	    if (parmp->edit_type != EDIT_NONE && parmp->edit_type != EDIT_FILE)
  		mainerr(ME_TOO_MANY_ARGS, (char_u *)argv[0]);
  	    parmp->edit_type = EDIT_FILE;
  
  #ifdef MSWIN
  	    // Remember if the argument was a full path before changing
  	    // slashes to backslashes.
  	    if (argv[0][0] != NUL && argv[0][1] == ':' && argv[0][2] == '\\')
  		parmp->full_path = TRUE;
  #endif
  
  	    // Add the file to the global argument list.
  	    if (ga_grow(&global_alist.al_ga, 1) == FAIL
  		    || (p = vim_strsave((char_u *)argv[0])) == NULL)
  		mch_exit(2);
  #ifdef FEAT_DIFF
  	    if (parmp->diff_mode && mch_isdir(p) && GARGCOUNT > 0
  				      && !mch_isdir(alist_name(&GARGLIST[0])))
  	    {
  		char_u	    *r;
  
  		r = concat_fnames(p, gettail(alist_name(&GARGLIST[0])), TRUE);
  		if (r != NULL)
  		{
  		    vim_free(p);
  		    p = r;
  		}
  	    }
  #endif
  #if defined(__CYGWIN32__) && !defined(MSWIN)
  	    /*
  	     * If vim is invoked by non-Cygwin tools, convert away any
  	     * DOS paths, so things like .swp files are created correctly.
  	     * Look for evidence of non-Cygwin paths before we bother.
  	     * This is only for when using the Unix files.
  	     */
  	    if (vim_strpbrk(p, "\\:") != NULL && !path_with_url(p))
  	    {
  		char posix_path[MAXPATHL];
  
  # if CYGWIN_VERSION_DLL_MAJOR >= 1007
  		cygwin_conv_path(CCP_WIN_A_TO_POSIX, p, posix_path, MAXPATHL);
  # else
  		cygwin_conv_to_posix_path(p, posix_path);
  # endif
  		vim_free(p);
  		p = vim_strsave((char_u *)posix_path);
  		if (p == NULL)
  		    mch_exit(2);
  	    }
  #endif
  
  #ifdef USE_FNAME_CASE
  	    // Make the case of the file name match the actual file.
  	    fname_case(p, 0);
  #endif
  
  	    alist_add(&global_alist, p,
  #ifdef EXPAND_FILENAMES
  		    parmp->literal ? 2 : 0	// add buffer nr after exp.
  #else
  		    2		// add buffer number now and use curbuf
  #endif
  		    );
  
  #ifdef MSWIN
  	    {
  		// Remember this argument has been added to the argument list.
  		// Needed when 'encoding' is changed.
  		used_file_arg(argv[0], parmp->literal, parmp->full_path,
  # ifdef FEAT_DIFF
  							    parmp->diff_mode
  # else
  							    FALSE
  # endif
  							    );
  	    }
  #endif
  	}
  
  	/*
  	 * If there are no more letters after the current "-", go to next
  	 * argument.  argv_idx is set to -1 when the current argument is to be
  	 * skipped.
  	 */
  	if (argv_idx <= 0 || argv[0][argv_idx] == NUL)
  	{
  	    --argc;
  	    ++argv;
  	    argv_idx = 1;
  	}
      }
  
  #ifdef FEAT_EVAL
      // If there is a "+123" or "-c" command, set v:swapcommand to the first
      // one.
      if (parmp->n_commands > 0)
      {
  	p = alloc(STRLEN(parmp->commands[0]) + 3);
  	if (p != NULL)
  	{
  	    sprintf((char *)p, ":%s\r", parmp->commands[0]);
  	    set_vim_var_string(VV_SWAPCOMMAND, p, -1);
  	    vim_free(p);
  	}
      }
  #endif
  }
  
  /*
   * Print a warning if stdout is not a terminal.
   * When starting in Ex mode and commands come from a file, set silent_mode.
   */
      static void
  check_tty(mparm_T *parmp)
  {
      int		input_isatty;		// is active input a terminal?
  
      input_isatty = mch_input_isatty();
      if (exmode_active)
      {
  	if (!input_isatty)
  	    silent_mode = TRUE;
      }
      else if (parmp->want_full_screen && (!stdout_isatty || !input_isatty)
  #ifdef FEAT_GUI
  	    // don't want the delay when started from the desktop
  	    && !gui.starting
  #endif
  	    && !parmp->not_a_term)
      {
  #ifdef NBDEBUG
  	/*
  	 * This shouldn't be necessary. But if I run netbeans with the log
  	 * output coming to the console and XOpenDisplay fails, I get vim
  	 * trying to start with input/output to my console tty.  This fills my
  	 * input buffer so fast I can't even kill the process in under 2
  	 * minutes (and it beeps continuously the whole time :-)
  	 */
  	if (netbeans_active() && (!stdout_isatty || !input_isatty))
  	{
  	    mch_errmsg(_("Vim: Error: Failure to start gvim from NetBeans\n"));
  	    exit(1);
  	}
  #endif
  #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL))
  	if (
  # ifdef VIMDLL
  	    !gui.starting &&
  # endif
  	    is_cygpty_used())
  	{
  # if defined(HAVE_BIND_TEXTDOMAIN_CODESET) \
  	&& defined(FEAT_GETTEXT)
  	    char    *s, *tofree = NULL;
  
  	    // Set the encoding of the error message based on $LC_ALL or
  	    // other environment variables instead of 'encoding'.
  	    // Note that the message is shown on a Cygwin terminal (e.g.
  	    // mintty) which encoding is based on $LC_ALL or etc., not the
  	    // current codepage used by normal Win32 console programs.
  	    tofree = s = (char *)enc_locale_env(NULL);
  	    if (s == NULL)
  		s = "utf-8";	// Use "utf-8" by default.
  	    (void)bind_textdomain_codeset(VIMPACKAGE, s);
  	    vim_free(tofree);
  # endif
  	    mch_errmsg(_("Vim: Error: This version of Vim does not run in a Cygwin terminal\n"));
  	    exit(1);
  	}
  #endif
  	if (!stdout_isatty)
  	    mch_errmsg(_("Vim: Warning: Output is not to a terminal\n"));
  	if (!input_isatty)
  	    mch_errmsg(_("Vim: Warning: Input is not from a terminal\n"));
  	out_flush();
  	if (parmp->tty_fail && (!stdout_isatty || !input_isatty))
  	    exit(1);
  	if (scriptin[0] == NULL)
  	    ui_delay(2005L, TRUE);
  	TIME_MSG("Warning delay");
      }
  }
  
  /*
   * Read text from stdin.
   */
      static void
  read_stdin(void)
  {
      int	    i;
  
      // When getting the ATTENTION prompt here, use a dialog
      swap_exists_action = SEA_DIALOG;
  
      no_wait_return = TRUE;
      i = msg_didany;
      set_buflisted(TRUE);
  
      // Create memfile and read from stdin.
      // This will also dup stdin from stderr to read commands from.
      (void)open_buffer(TRUE, NULL, 0);
  
      no_wait_return = FALSE;
      msg_didany = i;
      TIME_MSG("reading stdin");
  
      check_swap_exists_action();
  }
  
  /*
   * Create the requested number of windows and edit buffers in them.
   * Also does recovery if "recoverymode" set.
   */
      static void
  create_windows(mparm_T *parmp UNUSED)
  {
      int		dorewind;
      int		done = 0;
  
      /*
       * Create the number of windows that was requested.
       */
      if (parmp->window_count == -1)	// was not set
  	parmp->window_count = 1;
      if (parmp->window_count == 0)
  	parmp->window_count = GARGCOUNT;
      if (parmp->window_count > 1)
      {
  	// Don't change the windows if there was a command in .vimrc that
  	// already split some windows
  	if (parmp->window_layout == 0)
  	    parmp->window_layout = WIN_HOR;
  	if (parmp->window_layout == WIN_TABS)
  	{
  	    parmp->window_count = make_tabpages(parmp->window_count);
  	    TIME_MSG("making tab pages");
  	}
  	else if (firstwin->w_next == NULL)
  	{
  	    parmp->window_count = make_windows(parmp->window_count,
  					     parmp->window_layout == WIN_VER);
  	    TIME_MSG("making windows");
  	}
  	else
  	    parmp->window_count = win_count();
      }
      else
  	parmp->window_count = 1;
  
      if (recoverymode)			// do recover
      {
  	msg_scroll = TRUE;		// scroll message up
  	ml_recover(TRUE);
  	if (curbuf->b_ml.ml_mfp == NULL) // failed
  	    getout(1);
  	do_modelines(0);		// do modelines
      }
      else
      {
  	/*
  	 * Open a buffer for windows that don't have one yet.
  	 * Commands in the .vimrc might have loaded a file or split the window.
  	 * Watch out for autocommands that delete a window.
  	 */
  	/*
  	 * Don't execute Win/Buf Enter/Leave autocommands here
  	 */
  	++autocmd_no_enter;
  	++autocmd_no_leave;
  	dorewind = TRUE;
  	while (done++ < 1000)
  	{
  	    if (dorewind)
  	    {
  		if (parmp->window_layout == WIN_TABS)
  		    goto_tabpage(1);
  		else
  		    curwin = firstwin;
  	    }
  	    else if (parmp->window_layout == WIN_TABS)
  	    {
  		if (curtab->tp_next == NULL)
  		    break;
  		goto_tabpage(0);
  	    }
  	    else
  	    {
  		if (curwin->w_next == NULL)
  		    break;
  		curwin = curwin->w_next;
  	    }
  	    dorewind = FALSE;
  	    curbuf = curwin->w_buffer;
  	    if (curbuf->b_ml.ml_mfp == NULL)
  	    {
  #ifdef FEAT_FOLDING
  		// Set 'foldlevel' to 'foldlevelstart' if it's not negative.
  		if (p_fdls >= 0)
  		    curwin->w_p_fdl = p_fdls;
  #endif
  		// When getting the ATTENTION prompt here, use a dialog
  		swap_exists_action = SEA_DIALOG;
  
  		set_buflisted(TRUE);
  
  		// create memfile, read file
  		(void)open_buffer(FALSE, NULL, 0);
  
  		if (swap_exists_action == SEA_QUIT)
  		{
  		    if (got_int || only_one_window())
  		    {
  			// abort selected or quit and only one window
  			did_emsg = FALSE;   // avoid hit-enter prompt
  			getout(1);
  		    }
  		    // We can't close the window, it would disturb what
  		    // happens next.  Clear the file name and set the arg
  		    // index to -1 to delete it later.
  		    setfname(curbuf, NULL, NULL, FALSE);
  		    curwin->w_arg_idx = -1;
  		    swap_exists_action = SEA_NONE;
  		}
  		else
  		    handle_swap_exists(NULL);
  		dorewind = TRUE;		// start again
  	    }
  	    ui_breakcheck();
  	    if (got_int)
  	    {
  		(void)vgetc();	// only break the file loading, not the rest
  		break;
  	    }
  	}
  	if (parmp->window_layout == WIN_TABS)
  	    goto_tabpage(1);
  	else
  	    curwin = firstwin;
  	curbuf = curwin->w_buffer;
  	--autocmd_no_enter;
  	--autocmd_no_leave;
      }
  }
  
  /*
   * If opened more than one window, start editing files in the other
   * windows.  make_windows() has already opened the windows.
   */
      static void
  edit_buffers(
      mparm_T	*parmp,
      char_u	*cwd)			// current working dir
  {
      int		arg_idx;		// index in argument list
      int		i;
      int		advance = TRUE;
      win_T	*win;
      char_u	*p_shm_save = NULL;
  
      /*
       * Don't execute Win/Buf Enter/Leave autocommands here
       */
      ++autocmd_no_enter;
      ++autocmd_no_leave;
  
      // When w_arg_idx is -1 remove the window (see create_windows()).
      if (curwin->w_arg_idx == -1)
      {
  	win_close(curwin, TRUE);
  	advance = FALSE;
      }
  
      arg_idx = 1;
      for (i = 1; i < parmp->window_count; ++i)
      {
  	if (cwd != NULL)
  	    mch_chdir((char *)cwd);
  	// When w_arg_idx is -1 remove the window (see create_windows()).
  	if (curwin->w_arg_idx == -1)
  	{
  	    ++arg_idx;
  	    win_close(curwin, TRUE);
  	    advance = FALSE;
  	    continue;
  	}
  
  	if (advance)
  	{
  	    if (parmp->window_layout == WIN_TABS)
  	    {
  		if (curtab->tp_next == NULL)	// just checking
  		    break;
  		goto_tabpage(0);
  		// Temporarily reset 'shm' option to not print fileinfo when
  		// loading the other buffers. This would overwrite the already
  		// existing fileinfo for the first tab.
  		if (i == 1)
  		{
  		    char buf[100];
  
  		    p_shm_save = vim_strsave(p_shm);
  		    vim_snprintf(buf, 100, "F%s", p_shm);
  		    set_option_value((char_u *)"shm", 0L, (char_u *)buf, 0);
  		}
  	    }
  	    else
  	    {
  		if (curwin->w_next == NULL)	// just checking
  		    break;
  		win_enter(curwin->w_next, FALSE);
  	    }
  	}
  	advance = TRUE;
  
  	// Only open the file if there is no file in this window yet (that can
  	// happen when .vimrc contains ":sall").
  	if (curbuf == firstwin->w_buffer || curbuf->b_ffname == NULL)
  	{
  	    curwin->w_arg_idx = arg_idx;
  	    // Edit file from arg list, if there is one.  When "Quit" selected
  	    // at the ATTENTION prompt close the window.
  	    swap_exists_did_quit = FALSE;
  	    (void)do_ecmd(0, arg_idx < GARGCOUNT
  			  ? alist_name(&GARGLIST[arg_idx]) : NULL,
  			  NULL, NULL, ECMD_LASTL, ECMD_HIDE, curwin);
  	    if (swap_exists_did_quit)
  	    {
  		// abort or quit selected
  		if (got_int || only_one_window())
  		{
  		    // abort selected and only one window
  		    did_emsg = FALSE;   // avoid hit-enter prompt
  		    getout(1);
  		}
  		win_close(curwin, TRUE);
  		advance = FALSE;
  	    }
  	    if (arg_idx == GARGCOUNT - 1)
  		arg_had_last = TRUE;
  	    ++arg_idx;
  	}
  	ui_breakcheck();
  	if (got_int)
  	{
  	    (void)vgetc();	// only break the file loading, not the rest
  	    break;
  	}
      }
  
      if (p_shm_save != NULL)
      {
  	set_option_value((char_u *)"shm", 0L, p_shm_save, 0);
  	vim_free(p_shm_save);
      }
  
      if (parmp->window_layout == WIN_TABS)
  	goto_tabpage(1);
      --autocmd_no_enter;
  
      // make the first window the current window
      win = firstwin;
  #if defined(FEAT_QUICKFIX)
      // Avoid making a preview window the current window.
      while (win->w_p_pvw)
      {
  	win = win->w_next;
  	if (win == NULL)
  	{
  	    win = firstwin;
  	    break;
  	}
      }
  #endif
      win_enter(win, FALSE);
  
      --autocmd_no_leave;
      TIME_MSG("editing files in windows");
      if (parmp->window_count > 1 && parmp->window_layout != WIN_TABS)
  	win_equal(curwin, FALSE, 'b');	// adjust heights
  }
  
  /*
   * Execute the commands from --cmd arguments "cmds[cnt]".
   */
      static void
  exe_pre_commands(mparm_T *parmp)
  {
      char_u	**cmds = parmp->pre_commands;
      int		cnt = parmp->n_pre_commands;
      int		i;
      ESTACK_CHECK_DECLARATION
  
      if (cnt > 0)
      {
  	curwin->w_cursor.lnum = 0; // just in case..
  	estack_push(ETYPE_ARGS, (char_u *)_("pre-vimrc command line"), 0);
  	ESTACK_CHECK_SETUP
  # ifdef FEAT_EVAL
  	current_sctx.sc_sid = SID_CMDARG;
  # endif
  	for (i = 0; i < cnt; ++i)
  	    do_cmdline_cmd(cmds[i]);
  	ESTACK_CHECK_NOW
  	estack_pop();
  # ifdef FEAT_EVAL
  	current_sctx.sc_sid = 0;
  # endif
  	TIME_MSG("--cmd commands");
      }
  }
  
  /*
   * Execute "+", "-c" and "-S" arguments.
   */
      static void
  exe_commands(mparm_T *parmp)
  {
      int		i;
      ESTACK_CHECK_DECLARATION
  
      /*
       * We start commands on line 0, make "vim +/pat file" match a
       * pattern on line 1.  But don't move the cursor when an autocommand
       * with g`" was used.
       */
      msg_scroll = TRUE;
      if (parmp->tagname == NULL && curwin->w_cursor.lnum <= 1)
  	curwin->w_cursor.lnum = 0;
      estack_push(ETYPE_ARGS, (char_u *)"command line", 0);
      ESTACK_CHECK_SETUP
  #ifdef FEAT_EVAL
      current_sctx.sc_sid = SID_CARG;
      current_sctx.sc_seq = 0;
  #endif
      for (i = 0; i < parmp->n_commands; ++i)
      {
  	do_cmdline_cmd(parmp->commands[i]);
  	if (parmp->cmds_tofree[i])
  	    vim_free(parmp->commands[i]);
      }
      ESTACK_CHECK_NOW
      estack_pop();
  #ifdef FEAT_EVAL
      current_sctx.sc_sid = 0;
  #endif
      if (curwin->w_cursor.lnum == 0)
  	curwin->w_cursor.lnum = 1;
  
      if (!exmode_active)
  	msg_scroll = FALSE;
  
  #ifdef FEAT_QUICKFIX
      // When started with "-q errorfile" jump to first error again.
      if (parmp->edit_type == EDIT_QF)
  	qf_jump(NULL, 0, 0, FALSE);
  #endif
      TIME_MSG("executing command arguments");
  }
  
  /*
   * Source startup scripts.
   */
      static void
  source_startup_scripts(mparm_T *parmp)
  {
      int		i;
  
      /*
       * For "evim" source evim.vim first of all, so that the user can overrule
       * any things he doesn't like.
       */
      if (parmp->evim_mode)
      {
  	(void)do_source((char_u *)EVIM_FILE, FALSE, DOSO_NONE, NULL);
  	TIME_MSG("source evim file");
      }
  
      /*
       * If -u argument given, use only the initializations from that file and
       * nothing else.
       */
      if (parmp->use_vimrc != NULL)
      {
  	if (STRCMP(parmp->use_vimrc, "DEFAULTS") == 0)
  	    do_source((char_u *)VIM_DEFAULTS_FILE, FALSE, DOSO_NONE, NULL);
  	else if (STRCMP(parmp->use_vimrc, "NONE") == 0
  				     || STRCMP(parmp->use_vimrc, "NORC") == 0)
  	{
  #ifdef FEAT_GUI
  	    if (use_gvimrc == NULL)	    // don't load gvimrc either
  		use_gvimrc = parmp->use_vimrc;
  #endif
  	}
  	else
  	{
  	    if (do_source(parmp->use_vimrc, FALSE, DOSO_NONE, NULL) != OK)
  		semsg(_("E282: Cannot read from \"%s\""), parmp->use_vimrc);
  	}
      }
      else if (!silent_mode)
      {
  #ifdef AMIGA
  	struct Process	*proc = (struct Process *)FindTask(0L);
  	APTR		save_winptr = proc->pr_WindowPtr;
  
  	// Avoid a requester here for a volume that doesn't exist.
  	proc->pr_WindowPtr = (APTR)-1L;
  #endif
  
  	/*
  	 * Get system wide defaults, if the file name is defined.
  	 */
  #ifdef SYS_VIMRC_FILE
  	(void)do_source((char_u *)SYS_VIMRC_FILE, FALSE, DOSO_NONE, NULL);
  #endif
  #if defined(MACOS_X) && !defined(FEAT_GUI_MACVIM)
  	(void)do_source((char_u *)"$VIMRUNTIME/macmap.vim", FALSE,
  							      DOSO_NONE, NULL);
  #endif
  
  	/*
  	 * Try to read initialization commands from the following places:
  	 * - environment variable VIMINIT
  	 * - user vimrc file (s:.vimrc for Amiga, ~/.vimrc otherwise)
  	 * - second user vimrc file ($VIM/.vimrc for Dos)
  	 * - environment variable EXINIT
  	 * - user exrc file (s:.exrc for Amiga, ~/.exrc otherwise)
  	 * - second user exrc file ($VIM/.exrc for Dos)
  	 * The first that exists is used, the rest is ignored.
  	 */
  	if (process_env((char_u *)"VIMINIT", TRUE) != OK)
  	{
  	    if (do_source((char_u *)USR_VIMRC_FILE, TRUE,
  						      DOSO_VIMRC, NULL) == FAIL
  #ifdef USR_VIMRC_FILE2
  		&& do_source((char_u *)USR_VIMRC_FILE2, TRUE,
  						      DOSO_VIMRC, NULL) == FAIL
  #endif
  #ifdef USR_VIMRC_FILE3
  		&& do_source((char_u *)USR_VIMRC_FILE3, TRUE,
  						      DOSO_VIMRC, NULL) == FAIL
  #endif
  #ifdef USR_VIMRC_FILE4
  		&& do_source((char_u *)USR_VIMRC_FILE4, TRUE,
  						      DOSO_VIMRC, NULL) == FAIL
  #endif
  		&& process_env((char_u *)"EXINIT", FALSE) == FAIL
  		&& do_source((char_u *)USR_EXRC_FILE, FALSE,
  						       DOSO_NONE, NULL) == FAIL
  #ifdef USR_EXRC_FILE2
  		&& do_source((char_u *)USR_EXRC_FILE2, FALSE,
  						       DOSO_NONE, NULL) == FAIL
  #endif
  		&& !has_dash_c_arg)
  	    {
  		// When no .vimrc file was found: source defaults.vim.
  		do_source((char_u *)VIM_DEFAULTS_FILE, FALSE, DOSO_NONE, NULL);
  	    }
  	}
  
  	/*
  	 * Read initialization commands from ".vimrc" or ".exrc" in current
  	 * directory.  This is only done if the 'exrc' option is set.
  	 * Because of security reasons we disallow shell and write commands
  	 * now, except for Unix if the file is owned by the user or 'secure'
  	 * option has been reset in environment of global ".exrc" or ".vimrc".
  	 * Only do this if VIMRC_FILE is not the same as USR_VIMRC_FILE or
  	 * SYS_VIMRC_FILE.
  	 */
  	if (p_exrc)
  	{
  #if defined(UNIX) || defined(VMS)
  	    // If ".vimrc" file is not owned by user, set 'secure' mode.
  	    if (!file_owned(VIMRC_FILE))
  #endif
  		secure = p_secure;
  
  	    i = FAIL;
  	    if (fullpathcmp((char_u *)USR_VIMRC_FILE,
  				(char_u *)VIMRC_FILE, FALSE, TRUE) != FPC_SAME
  #ifdef USR_VIMRC_FILE2
  		    && fullpathcmp((char_u *)USR_VIMRC_FILE2,
  				(char_u *)VIMRC_FILE, FALSE, TRUE) != FPC_SAME
  #endif
  #ifdef USR_VIMRC_FILE3
  		    && fullpathcmp((char_u *)USR_VIMRC_FILE3,
  				(char_u *)VIMRC_FILE, FALSE, TRUE) != FPC_SAME
  #endif
  #ifdef SYS_VIMRC_FILE
  		    && fullpathcmp((char_u *)SYS_VIMRC_FILE,
  				(char_u *)VIMRC_FILE, FALSE, TRUE) != FPC_SAME
  #endif
  				)
  		i = do_source((char_u *)VIMRC_FILE, TRUE, DOSO_VIMRC, NULL);
  
  	    if (i == FAIL)
  	    {
  #if defined(UNIX) || defined(VMS)
  		// if ".exrc" is not owned by user set 'secure' mode
  		if (!file_owned(EXRC_FILE))
  		    secure = p_secure;
  		else
  		    secure = 0;
  #endif
  		if (	   fullpathcmp((char_u *)USR_EXRC_FILE,
  				(char_u *)EXRC_FILE, FALSE, TRUE) != FPC_SAME
  #ifdef USR_EXRC_FILE2
  			&& fullpathcmp((char_u *)USR_EXRC_FILE2,
  				(char_u *)EXRC_FILE, FALSE, TRUE) != FPC_SAME
  #endif
  				)
  		    (void)do_source((char_u *)EXRC_FILE, FALSE,
  							      DOSO_NONE, NULL);
  	    }
  	}
  	if (secure == 2)
  	    need_wait_return = TRUE;
  	secure = 0;
  #ifdef AMIGA
  	proc->pr_WindowPtr = save_winptr;
  #endif
      }
      TIME_MSG("sourcing vimrc file(s)");
  }
  
  /*
   * Setup to start using the GUI.  Exit with an error when not available.
   */
      static void
  main_start_gui(void)
  {
  #ifdef FEAT_GUI
      gui.starting = TRUE;	// start GUI a bit later
  #else
      mch_errmsg(_(e_nogvim));
      mch_errmsg("\n");
      mch_exit(2);
  #endif
  }
  
  #endif  // NO_VIM_MAIN
  
  /*
   * Get an environment variable and execute it as Ex commands.
   * Returns FAIL if the environment variable was not executed, OK otherwise.
   */
      int
  process_env(
      char_u	*env,
      int		is_viminit) // when TRUE, called for VIMINIT
  {
      char_u	*initstr;
  #ifdef FEAT_EVAL
      sctx_T	save_current_sctx;
  #endif
      ESTACK_CHECK_DECLARATION
  
      if ((initstr = mch_getenv(env)) != NULL && *initstr != NUL)
      {
  	if (is_viminit)
  	    vimrc_found(NULL, NULL);
  	estack_push(ETYPE_ENV, env, 0);
  	ESTACK_CHECK_SETUP
  #ifdef FEAT_EVAL
  	save_current_sctx = current_sctx;
  	current_sctx.sc_sid = SID_ENV;
  	current_sctx.sc_seq = 0;
  	current_sctx.sc_lnum = 0;
  	current_sctx.sc_version = 1;
  #endif
  	do_cmdline_cmd(initstr);
  
  	ESTACK_CHECK_NOW
  	estack_pop();
  #ifdef FEAT_EVAL
  	current_sctx = save_current_sctx;
  #endif
  	return OK;
      }
      return FAIL;
  }
  
  #if (defined(UNIX) || defined(VMS)) && !defined(NO_VIM_MAIN)
  /*
   * Return TRUE if we are certain the user owns the file "fname".
   * Used for ".vimrc" and ".exrc".
   * Use both stat() and lstat() for extra security.
   */
      static int
  file_owned(char *fname)
  {
      stat_T	s;
  # ifdef UNIX
      uid_t	uid = getuid();
  # else	 // VMS
      uid_t	uid = ((getgid() << 16) | getuid());
  # endif
  
      return !(mch_stat(fname, &s) != 0 || s.st_uid != uid
  # ifdef HAVE_LSTAT
  	    || mch_lstat(fname, &s) != 0 || s.st_uid != uid
  # endif
  	    );
  }
  #endif
  
  /*
   * Give an error message main_errors["n"] and exit.
   */
      static void
  mainerr(
      int		n,	// one of the ME_ defines
      char_u	*str)	// extra argument or NULL
  {
  #if defined(UNIX) || defined(VMS)
      reset_signals();		// kill us with CTRL-C here, if you like
  #endif
  
      // If this is a Windows GUI executable, show an error dialog box.
  #ifdef VIMDLL
      gui.in_use = mch_is_gui_executable();
  #endif
  #ifdef FEAT_GUI_MSWIN
      gui.starting = FALSE;   // Needed to show as error.
  #endif
  
      init_longVersion();
      mch_errmsg(longVersion);
      mch_errmsg("\n");
      mch_errmsg(_(main_errors[n]));
      if (str != NULL)
      {
  	mch_errmsg(": \"");
  	mch_errmsg((char *)str);
  	mch_errmsg("\"");
      }
      mch_errmsg(_("\nMore info with: \"vim -h\"\n"));
  
      mch_exit(1);
  }
  
      void
  mainerr_arg_missing(char_u *str)
  {
      mainerr(ME_ARG_MISSING, str);
  }
  
  #ifndef NO_VIM_MAIN
  /*
   * print a message with three spaces prepended and '\n' appended.
   */
      static void
  main_msg(char *s)
  {
      mch_msg("   ");
      mch_msg(s);
      mch_msg("\n");
  }
  
  /*
   * Print messages for "vim -h" or "vim --help" and exit.
   */
      static void
  usage(void)
  {
      int		i;
      static char	*(use[]) =
      {
  	N_("[file ..]       edit specified file(s)"),
  	N_("-               read text from stdin"),
  	N_("-t tag          edit file where tag is defined"),
  #ifdef FEAT_QUICKFIX
  	N_("-q [errorfile]  edit file with first error")
  #endif
      };
  
  #if defined(UNIX) || defined(VMS)
      reset_signals();		// kill us with CTRL-C here, if you like
  #endif
  
      init_longVersion();
      mch_msg(longVersion);
      mch_msg(_("\n\nUsage:"));
      for (i = 0; ; ++i)
      {
  	mch_msg(_(" vim [arguments] "));
  	mch_msg(_(use[i]));
  	if (i == (sizeof(use) / sizeof(char_u *)) - 1)
  	    break;
  	mch_msg(_("\n   or:"));
      }
  #ifdef VMS
      mch_msg(_("\nWhere case is ignored prepend / to make flag upper case"));
  #endif
  
      mch_msg(_("\n\nArguments:\n"));
      main_msg(_("--\t\t\tOnly file names after this"));
  #ifdef EXPAND_FILENAMES
      main_msg(_("--literal\t\tDon't expand wildcards"));
  #endif
  #ifdef FEAT_OLE
      main_msg(_("-register\t\tRegister this gvim for OLE"));
      main_msg(_("-unregister\t\tUnregister gvim for OLE"));
  #endif
  #ifdef FEAT_GUI
      main_msg(_("-g\t\t\tRun using GUI (like \"gvim\")"));
      main_msg(_("-f  or  --nofork\tForeground: Don't fork when starting GUI"));
  #endif
      main_msg(_("-v\t\t\tVi mode (like \"vi\")"));
      main_msg(_("-e\t\t\tEx mode (like \"ex\")"));
      main_msg(_("-E\t\t\tImproved Ex mode"));
      main_msg(_("-s\t\t\tSilent (batch) mode (only for \"ex\")"));
  #ifdef FEAT_DIFF
      main_msg(_("-d\t\t\tDiff mode (like \"vimdiff\")"));
  #endif
      main_msg(_("-y\t\t\tEasy mode (like \"evim\", modeless)"));
      main_msg(_("-R\t\t\tReadonly mode (like \"view\")"));
      main_msg(_("-Z\t\t\tRestricted mode (like \"rvim\")"));
      main_msg(_("-m\t\t\tModifications (writing files) not allowed"));
      main_msg(_("-M\t\t\tModifications in text not allowed"));
      main_msg(_("-b\t\t\tBinary mode"));
  #ifdef FEAT_LISP
      main_msg(_("-l\t\t\tLisp mode"));
  #endif
      main_msg(_("-C\t\t\tCompatible with Vi: 'compatible'"));
      main_msg(_("-N\t\t\tNot fully Vi compatible: 'nocompatible'"));
      main_msg(_("-V[N][fname]\t\tBe verbose [level N] [log messages to fname]"));
  #ifdef FEAT_EVAL
      main_msg(_("-D\t\t\tDebugging mode"));
  #endif
      main_msg(_("-n\t\t\tNo swap file, use memory only"));
      main_msg(_("-r\t\t\tList swap files and exit"));
      main_msg(_("-r (with file name)\tRecover crashed session"));
      main_msg(_("-L\t\t\tSame as -r"));
  #ifdef AMIGA
      main_msg(_("-f\t\t\tDon't use newcli to open window"));
      main_msg(_("-dev <device>\t\tUse <device> for I/O"));
  #endif
  #ifdef FEAT_ARABIC
      main_msg(_("-A\t\t\tStart in Arabic mode"));
  #endif
  #ifdef FEAT_RIGHTLEFT
      main_msg(_("-H\t\t\tStart in Hebrew mode"));
  #endif
      main_msg(_("-T <terminal>\tSet terminal type to <terminal>"));
      main_msg(_("--not-a-term\t\tSkip warning for input/output not being a terminal"));
      main_msg(_("--ttyfail\t\tExit if input or output is not a terminal"));
      main_msg(_("-u <vimrc>\t\tUse <vimrc> instead of any .vimrc"));
  #ifdef FEAT_GUI
      main_msg(_("-U <gvimrc>\t\tUse <gvimrc> instead of any .gvimrc"));
  #endif
      main_msg(_("--noplugin\t\tDon't load plugin scripts"));
      main_msg(_("-p[N]\t\tOpen N tab pages (default: one for each file)"));
      main_msg(_("-o[N]\t\tOpen N windows (default: one for each file)"));
      main_msg(_("-O[N]\t\tLike -o but split vertically"));
      main_msg(_("+\t\t\tStart at end of file"));
      main_msg(_("+<lnum>\t\tStart at line <lnum>"));
      main_msg(_("--cmd <command>\tExecute <command> before loading any vimrc file"));
      main_msg(_("-c <command>\t\tExecute <command> after loading the first file"));
      main_msg(_("-S <session>\t\tSource file <session> after loading the first file"));
      main_msg(_("-s <scriptin>\tRead Normal mode commands from file <scriptin>"));
      main_msg(_("-w <scriptout>\tAppend all typed commands to file <scriptout>"));
      main_msg(_("-W <scriptout>\tWrite all typed commands to file <scriptout>"));
  #ifdef FEAT_CRYPT
      main_msg(_("-x\t\t\tEdit encrypted files"));
  #endif
  #if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
  # if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)
      main_msg(_("-display <display>\tConnect Vim to this particular X-server"));
  # endif
      main_msg(_("-X\t\t\tDo not connect to X server"));
  #endif
  #ifdef FEAT_CLIENTSERVER
      main_msg(_("--remote <files>\tEdit <files> in a Vim server if possible"));
      main_msg(_("--remote-silent <files>  Same, don't complain if there is no server"));
      main_msg(_("--remote-wait <files>  As --remote but wait for files to have been edited"));
      main_msg(_("--remote-wait-silent <files>  Same, don't complain if there is no server"));
      main_msg(_("--remote-tab[-wait][-silent] <files>  As --remote but use tab page per file"));
      main_msg(_("--remote-send <keys>\tSend <keys> to a Vim server and exit"));
      main_msg(_("--remote-expr <expr>\tEvaluate <expr> in a Vim server and print result"));
      main_msg(_("--serverlist\t\tList available Vim server names and exit"));
      main_msg(_("--servername <name>\tSend to/become the Vim server <name>"));
  #endif
  #ifdef STARTUPTIME
      main_msg(_("--startuptime <file>\tWrite startup timing messages to <file>"));
  #endif
  #ifdef FEAT_VIMINFO
      main_msg(_("-i <viminfo>\t\tUse <viminfo> instead of .viminfo"));
  #endif
      main_msg(_("--clean\t\t'nocompatible', Vim defaults, no plugins, no viminfo"));
      main_msg(_("-h  or  --help\tPrint Help (this message) and exit"));
      main_msg(_("--version\t\tPrint version information and exit"));
  
  #ifdef FEAT_GUI_X11
  # ifdef FEAT_GUI_MOTIF
      mch_msg(_("\nArguments recognised by gvim (Motif version):\n"));
  # else
  #  ifdef FEAT_GUI_ATHENA
  #   ifdef FEAT_GUI_NEXTAW
      mch_msg(_("\nArguments recognised by gvim (neXtaw version):\n"));
  #   else
      mch_msg(_("\nArguments recognised by gvim (Athena version):\n"));
  #   endif
  #  endif
  # endif
      main_msg(_("-display <display>\tRun Vim on <display>"));
      main_msg(_("-iconic\t\tStart Vim iconified"));
      main_msg(_("-background <color>\tUse <color> for the background (also: -bg)"));
      main_msg(_("-foreground <color>\tUse <color> for normal text (also: -fg)"));
      main_msg(_("-font <font>\t\tUse <font> for normal text (also: -fn)"));
      main_msg(_("-boldfont <font>\tUse <font> for bold text"));
      main_msg(_("-italicfont <font>\tUse <font> for italic text"));
      main_msg(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
      main_msg(_("-borderwidth <width>\tUse a border width of <width> (also: -bw)"));
      main_msg(_("-scrollbarwidth <width>  Use a scrollbar width of <width> (also: -sw)"));
  # ifdef FEAT_GUI_ATHENA
      main_msg(_("-menuheight <height>\tUse a menu bar height of <height> (also: -mh)"));
  # endif
      main_msg(_("-reverse\t\tUse reverse video (also: -rv)"));
      main_msg(_("+reverse\t\tDon't use reverse video (also: +rv)"));
      main_msg(_("-xrm <resource>\tSet the specified resource"));
  #endif // FEAT_GUI_X11
  #ifdef FEAT_GUI_GTK
      mch_msg(_("\nArguments recognised by gvim (GTK+ version):\n"));
      main_msg(_("-font <font>\t\tUse <font> for normal text (also: -fn)"));
      main_msg(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
      main_msg(_("-reverse\t\tUse reverse video (also: -rv)"));
      main_msg(_("-display <display>\tRun Vim on <display> (also: --display)"));
      main_msg(_("--role <role>\tSet a unique role to identify the main window"));
      main_msg(_("--socketid <xid>\tOpen Vim inside another GTK widget"));
      main_msg(_("--echo-wid\t\tMake gvim echo the Window ID on stdout"));
  #endif
  #ifdef FEAT_GUI_MSWIN
  # ifdef VIMDLL
      if (gui.starting)
  # endif
      {
  	main_msg(_("-P <parent title>\tOpen Vim inside parent application"));
  	main_msg(_("--windowid <HWND>\tOpen Vim inside another win32 widget"));
      }
  #endif
  
  #ifdef FEAT_GUI_GNOME
      // Gnome gives extra messages for --help if we continue, but not for -h.
      if (gui.starting)
      {
  	mch_msg("\n");
  	gui.dofork = FALSE;
      }
      else
  #endif
  	mch_exit(0);
  }
  
  /*
   * Check the result of the ATTENTION dialog:
   * When "Quit" selected, exit Vim.
   * When "Recover" selected, recover the file.
   */
      static void
  check_swap_exists_action(void)
  {
      if (swap_exists_action == SEA_QUIT)
  	getout(1);
      handle_swap_exists(NULL);
  }
  
  #endif // NO_VIM_MAIN
  
  #if !defined(NO_VIM_MAIN) && defined(FEAT_EVAL)
      static void
  set_progpath(char_u *argv0)
  {
      char_u *val = argv0;
  
  # ifdef MSWIN
      // A relative path containing a "/" will become invalid when using ":cd",
      // turn it into a full path.
      // On MS-Windows "vim" should be expanded to "vim.exe", thus always do
      // this.
      char_u *path = NULL;
  
      if (mch_can_exe(argv0, &path, FALSE) && path != NULL)
  	val = path;
  # else
      char_u	buf[MAXPATHL + 1];
  #  ifdef PROC_EXE_LINK
      char	linkbuf[MAXPATHL + 1];
      ssize_t	len;
  
      len = readlink(PROC_EXE_LINK, linkbuf, MAXPATHL);
      if (len > 0)
      {
  	linkbuf[len] = NUL;
  	val = (char_u *)linkbuf;
      }
  #  endif
  
      if (!mch_isFullName(val))
      {
  	if (gettail(val) != val
  			   && vim_FullName(val, buf, MAXPATHL, TRUE) != FAIL)
  	    val = buf;
      }
  # endif
  
      set_vim_var_string(VV_PROGPATH, val, -1);
  
  # ifdef MSWIN
      vim_free(path);
  # endif
  }
  
  #endif // NO_VIM_MAIN
  