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vim/src/main.c
Hirohito Higashi c5654b8448
patch 9.1.1097: --log with non-existent path causes a crash 
Problem:  --log with non-existent path causes a crash
          (Ekkosun)
Solution: split initialization phase and init the execution stack
          earlier (Hirohito Higashi)

fixes: #16606
closes: #16610

Signed-off-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-02-10 21:12:19 +01:00

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/* 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__
# include <cygwin/version.h>
# include <sys/cygwin.h> // for cygwin_conv_to_posix_path() and/or
// cygwin_conv_path()
# 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;
#ifdef _IOLBF
static void *s_vbuf = NULL; // buffer for setvbuf()
#endif
#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
/*
* 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;
autocmd_init();
#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
/*
* Various initialisations #1 shared with tests.
*/
common_init_1();
#if defined(STARTUPTIME) || defined(FEAT_JOB_CHANNEL)
// Need to find "--startuptime" and "--log" before actually parsing
// arguments.
for (i = 1; i < argc - 1; ++i)
{
# ifdef STARTUPTIME
if (STRICMP(argv[i], "--startuptime") == 0 && time_fd == NULL)
{
time_fd = mch_fopen(argv[i + 1], "a");
TIME_MSG("--- VIM STARTING ---");
}
# endif
# ifdef FEAT_EVAL
if (STRICMP(argv[i], "--log") == 0)
ch_logfile((char_u *)(argv[i + 1]), (char_u *)"ao");
# endif
}
#endif
#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
#ifdef MSWIN
// Need to find "-register" and "-unregister" before loading any libraries.
for (i = 1; i < argc; ++i)
if ((STRICMP(argv[i] + 1, "register") == 0
|| STRICMP(argv[i] + 1, "unregister") == 0)
&& (argv[i][0] == '-' || argv[i][0] == '/'))
{
found_register_arg = TRUE;
break;
}
#endif
/*
* Various initialisations #2 shared with tests.
*/
common_init_2(&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");
/*
* 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 parentheses (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
{
// 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.
*/
if (vim_chdirfile(params.fname, "drop") == OK)
last_chdir_reason = "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 terminal capabilities.
* 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(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
if (silent_mode)
{
// Ensure output works usefully without a tty: buffer lines instead of
// fully buffered.
s_vbuf = malloc(BUFSIZ);
if (s_vbuf != NULL)
setvbuf(stdout, s_vbuf, _IOLBF, BUFSIZ);
}
#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_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_EVAL
/*
* Read all the plugin files.
* Only when compiled with +eval, since most plugins need it.
*/
if (p_lpl)
{
char_u *rtp_copy = NULL;
char_u *plugin_pattern = (char_u *)
# if defined(VMS) || defined(AMIGA) // VMS and Amiga don't handle the "**".
"plugin/*.vim"
# else
"plugin/**/*.vim"
# endif
;
// 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, plugin_pattern,
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");
source_runtime(plugin_pattern, DIP_ALL | DIP_AFTER);
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, NULL, 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);
firstwin->w_prev_height = firstwin->w_height; // may have changed
}
#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 given an 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(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
)
set_must_redraw(UPD_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;
/*
* 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(UPD_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 (gui.in_use && 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_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");
/*
* Call the main command loop. This never returns.
*/
main_loop(FALSE, FALSE);
#endif // NO_VIM_MAIN
return 0;
}
/*
* Initialisation #1 shared by main() and some tests.
*/
void
common_init_1(void)
{
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
/*
* 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");
}
/*
* Initialisation #2 shared by main() and some tests.
*/
void
common_init_2(mparm_T *paramp)
{
#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(void)
{
return params.not_a_term;
}
/*
* Return TRUE when the --not-a-term argument was found or the GUI is in use.
*/
int
is_not_a_term_or_gui(void)
{
return params.not_a_term
#ifdef FEAT_GUI
|| gui.in_use
#endif
;
}
#if defined(EXITFREE) || defined(PROTO)
void
free_vbuf(void)
{
# ifdef _IOLBF
if (s_vbuf != NULL)
{
setvbuf(stdout, NULL, _IONBF, 0);
free(s_vbuf);
s_vbuf = NULL;
}
# endif
}
#endif
#if defined(FEAT_GUI) || defined(PROTO)
/*
* If a --gui-dialog-file argument was given return the file name.
* Otherwise return NULL.
*/
char_u *
get_gui_dialog_file(void)
{
return params.gui_dialog_file;
}
#endif
// 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
#ifdef FEAT_EVAL
&& !debug_mode
#endif
&& !global_busy;
}
/*
* Trigger SafeState if currently in a 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_EVAL
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_EVAL
if (was_safe)
ch_log(NULL, "SafeState: reset: %s", reason);
#endif
was_safe = FALSE;
}
#if defined(FEAT_EVAL) || defined(MESSAGE_QUEUE) || defined(PROTO)
int
get_was_safe_state(void)
{
return was_safe;
}
#endif
#if defined(MESSAGE_QUEUE) || defined(PROTO)
/*
* 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_EVAL
if (was_safe)
ch_log(NULL, "SafeState: undo reset");
# endif
}
if (was_safe)
{
# ifdef FEAT_EVAL
// 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_EVAL
else
ch_log(NULL,
"SafeState: back to waiting, not triggering SafeStateAgain");
# endif
}
#endif
/*
* Return TRUE if there is any typeahead, pending operator or command.
*/
int
work_pending(void)
{
return op_pending() || !is_safe_now();
}
/*
* 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 = MODE_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 || cmdwin_result == 0)
{
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 = MODE_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;
#ifdef FEAT_EVAL
// At the toplevel there is no exception handling. Discard any that
// may be hanging around (e.g. from "interrupt" at the debug prompt).
if (did_throw && !ex_normal_busy)
discard_current_exception();
#endif
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;
setcursor();
cursor_on();
}
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);
}
// Ensure curwin->w_topline and curwin->w_leftcol are up to date
// before triggering a WinScrolled autocommand.
update_topline();
validate_cursor();
if (!finish_op)
may_trigger_win_scrolled_resized();
// 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();
if (VIsual_active)
update_curbuf(UPD_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 || redraw_mode)
showmode();
redraw_statuslines();
if (need_maketitle)
maketitle();
#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
// After the first screen update may start triggering WinScrolled
// autocmd events. Store all the scroll positions and sizes now.
may_make_initial_scroll_size_snapshot();
}
#ifdef FEAT_GUI
if (need_mouse_correct)
gui_mouse_correct();
#endif
// May request the keyboard protocol state now.
may_send_t_RK();
// 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 mode. 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);
}
}
}
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.
mch_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. This is the only way to exit Vim after startup has
* succeeded. We are certain to exit here, no way to abort it.
*/
void
getout(int exitval)
{
exiting = TRUE;
#if defined(FEAT_EVAL)
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;
#ifdef FEAT_EVAL
set_vim_var_type(VV_EXITING, VAR_NUMBER);
set_vim_var_nr(VV_EXITING, exitval);
#endif
// Position the cursor on the last screen line, below all the text
if (!is_not_a_term_or_gui())
windgoto((int)Rows - 1, 0);
#ifdef FEAT_EVAL
// Invoked all deferred functions in the function stack.
invoke_all_defer();
#endif
#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 || !buf_valid(wp->w_buffer))
// 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 (
# ifdef EXITFREE
entered_free_all_mem == FALSE &&
# endif
*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
if (!is_not_a_term_or_gui())
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_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
// "--startuptime fname" write timing info
// "--log fname" start logging early
// "--nofork" don't fork
// "--not-a-term" don't warn for not a term
// "--gui-dialog-file fname" write dialog text
// "--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()
#if defined(FEAT_GUI) && !defined(ALWAYS_USE_GUI) && !defined(VIMDLL)
gui.starting = FALSE; // not starting GUI, will exit
#endif
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_give_err((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, "gui-dialog-file", 15)
== 0)
{
want_argument = TRUE;
argv_idx += 15;
}
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;
}
else if (STRNICMP(argv[0] + argv_idx, "log", 3) == 0)
{
want_argument = TRUE;
argv_idx += 3;
}
#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
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_give_err((char_u *)"arabic", 1L, NULL, 0);
#else
mch_errmsg(_(e_arabic_cannot_be_used_not_enabled_at_compile_time));
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_farsi_support_has_been_removed));
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_give_err((char_u *)"rl", 1L, NULL, 0);
#else
mch_errmsg(_(e_hebrew_cannot_be_used_not_enabled_at_compile_time));
mch_exit(2);
#endif
break;
case 'l': // "-l" lisp mode, 'lisp' and 'showmatch' on
set_option_value_give_err((char_u *)"lisp", 1L, NULL, 0);
p_sm = TRUE;
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
#ifdef TARGET_API_MAC_OSX
// 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_give_err((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_give_err((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];
}
// --gui-dialog-file fname
if (argv[-1][2] == 'g')
{
// without GUI ignore the argument
#ifdef FEAT_GUI
parmp->gui_dialog_file = (char_u *)argv[0];
#endif
}
// "--startuptime <file>" already handled
// "--log <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_give_err((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_give_err((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
#ifdef __CYGWIN__
/*
* 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.
(void)open_buffer(TRUE, NULL, 0);
no_wait_return = FALSE;
msg_didany = i;
TIME_MSG("reading stdin");
check_swap_exists_action();
#if !(defined(AMIGA) || defined(MACOS_X))
// Dup stdin from stderr to read commands from, so that shell commands
// work.
// TODO: why is this needed, even though readfile() has done this?
close(0);
vim_ignored = dup(2);
#endif
}
/*
* 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_give_err((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_give_err((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)
return;
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)
{
if (do_source((char_u *)VIM_DEFAULTS_FILE, FALSE, DOSO_NONE, NULL)
!= OK)
emsg(_(e_failed_to_source_defaults));
}
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(_(e_cannot_read_from_str_2), 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
#ifdef MACOS_X
(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 XDG_VIMRC_FILE
&& do_source((char_u *)XDG_VIMRC_FILE, 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.
if (do_source((char_u *)VIM_DEFAULTS_FILE, FALSE, DOSO_NONE,
NULL) == FAIL)
emsg(_(e_failed_to_source_defaults));
}
}
/*
* 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_gui_cannot_be_used_not_enabled_at_compile_time));
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;
sctx_T save_current_sctx;
ESTACK_CHECK_DECLARATION;
if ((initstr = mch_getenv(env)) == NULL || *initstr == NUL)
return FAIL;
if (is_viminit)
vimrc_found(NULL, NULL);
estack_push(ETYPE_ENV, env, 0);
ESTACK_CHECK_SETUP;
save_current_sctx = current_sctx;
current_sctx.sc_version = 1;
#ifdef FEAT_EVAL
current_sctx.sc_sid = SID_ENV;
current_sctx.sc_seq = 0;
current_sctx.sc_lnum = 0;
#endif
do_cmdline_cmd(initstr);
ESTACK_CHECK_NOW;
estack_pop();
current_sctx = save_current_sctx;
return OK;
}
#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 == ARRAY_LENGTH(use) - 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"));
main_msg(_("-l\t\t\tLisp mode"));
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"));
#ifdef FEAT_GUI
main_msg(_("--gui-dialog-file {fname} For testing: write dialog text"));
#endif
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_JOB_CHANNEL
main_msg(_("--log <file>\t\tStart logging to <file> early"));
#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"));
# 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)"));
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(_("-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(_("-geometry <geom>\tUse <geom> for initial geometry (also: -geom)"));
main_msg(_("-iconic\t\tStart Vim iconified"));
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
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