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Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 3748 |
1 files changed, 3748 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c new file mode 100644 index 0000000..770726f --- /dev/null +++ b/src/main.c @@ -0,0 +1,3748 @@ +/* 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 + +#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 shared with tests. + */ + common_init(¶ms); + +#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(¶ms); +#endif + + /* + * Figure out the way to work from the command name argv[0]. + * "vimdiff" starts diff mode, "rvim" sets "restricted", etc. + */ + parse_command_name(¶ms); + + /* + * Process the command line arguments. File names are put in the global + * argument list "global_alist". + */ + command_line_scan(¶ms); + 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(¶ms); + +#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(¶ms); + + // Source startup scripts. + source_startup_scripts(¶ms); + +#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(¶ms); +#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(¶ms); + 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(¶ms, 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(¶ms); + + // 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 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 + + /* + * 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(¶mp->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 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_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 (*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 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 |