/* * 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 #include #include #include #include #include #include "nvim/ascii.h" #include "nvim/vim.h" #include "nvim/main.h" #include "nvim/buffer.h" #include "nvim/charset.h" #include "nvim/diff.h" #include "nvim/eval.h" #include "nvim/ex_cmds.h" #include "nvim/ex_cmds2.h" #include "nvim/ex_docmd.h" #include "nvim/fileio.h" #include "nvim/fold.h" #include "nvim/getchar.h" #include "nvim/hashtab.h" #include "nvim/iconv.h" #include "nvim/if_cscope.h" #ifdef HAVE_LOCALE_H # include #endif #include "nvim/mark.h" #include "nvim/mbyte.h" #include "nvim/memline.h" #include "nvim/message.h" #include "nvim/misc1.h" #include "nvim/misc2.h" #include "nvim/garray.h" #include "nvim/log.h" #include "nvim/memory.h" #include "nvim/move.h" #include "nvim/mouse.h" #include "nvim/normal.h" #include "nvim/ops.h" #include "nvim/option.h" #include "nvim/os_unix.h" #include "nvim/path.h" #include "nvim/profile.h" #include "nvim/quickfix.h" #include "nvim/screen.h" #include "nvim/strings.h" #include "nvim/syntax.h" #include "nvim/ui.h" #include "nvim/version.h" #include "nvim/window.h" #include "nvim/os/input.h" #include "nvim/os/os.h" #include "nvim/os/time.h" #include "nvim/os/event.h" #include "nvim/os/signal.h" #include "nvim/msgpack_rpc/helpers.h" #include "nvim/api/private/defs.h" #include "nvim/api/private/helpers.h" #include "nvim/api/private/handle.h" /* Maximum number of commands from + or -c arguments. */ #define MAX_ARG_CMDS 10 /* values for "window_layout" */ #define WIN_HOR 1 /* "-o" horizontally split windows */ #define WIN_VER 2 /* "-O" vertically split windows */ #define WIN_TABS 3 /* "-p" windows on tab pages */ /* Struct for various parameters passed between main() and other functions. */ typedef struct { int argc; char **argv; char_u *use_vimrc; /* vimrc from -u argument */ int n_commands; /* no. of commands from + or -c */ char_u *commands[MAX_ARG_CMDS]; /* commands from + or -c arg. */ char_u cmds_tofree[MAX_ARG_CMDS]; /* commands that need free() */ int n_pre_commands; /* no. of commands from --cmd */ char_u *pre_commands[MAX_ARG_CMDS]; /* commands from --cmd argument */ int edit_type; /* type of editing to do */ char_u *tagname; /* tag from -t argument */ char_u *use_ef; /* 'errorfile' from -q argument */ int want_full_screen; bool input_isatty; // stdin is a terminal bool output_isatty; // stdout is a terminal bool err_isatty; // stderr is a terminal bool headless; // Dont try to start an user interface // or read/write to stdio(unless // embedding) char_u *term; /* specified terminal name */ int no_swap_file; /* "-n" argument used */ int use_debug_break_level; int window_count; /* number of windows to use */ int window_layout; /* 0, WIN_HOR, WIN_VER or WIN_TABS */ #if !defined(UNIX) int literal; /* don't expand file names */ #endif int diff_mode; /* start with 'diff' set */ } mparm_T; /* 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 */ #ifdef INCLUDE_GENERATED_DECLARATIONS # include "main.c.generated.h" #endif // Error messages static const 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 }; /// Performs early initialization. /// /// Needed for unit tests. Must be called after `time_init()`. void early_init(void) { handle_init(); (void)mb_init(); // init mb_bytelen_tab[] to ones eval_init(); // init global variables // Init the table of Normal mode commands. init_normal_cmds(); #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(); #endif // Allocate the first window and buffer. // Can't do anything without it, exit when it fails. if (!win_alloc_first()) { 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(); TIME_MSG("inits 1"); set_lang_var(); // set v:lang and v:ctype } #ifdef MAKE_LIB int nvim_main(int argc, char **argv) #else int main(int argc, char **argv) #endif { char_u *fname = NULL; /* file name from command line */ mparm_T params; /* various parameters passed between * main() and other functions. */ time_init(); /* 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. */ init_params(¶ms, argc, argv); init_startuptime(¶ms); early_init(); // Check if we have an interactive window. check_and_set_isatty(¶ms); // Get the name with which Nvim was invoked, with and without path. set_vim_var_string(VV_PROGPATH, (char_u *)argv[0], -1); set_vim_var_string(VV_PROGNAME, path_tail((char_u *)argv[0]), -1); /* * Process the command line arguments. File names are put in the global * argument list "global_alist". */ command_line_scan(¶ms); if (GARGCOUNT > 0) fname = get_fname(¶ms); TIME_MSG("expanding arguments"); if (params.diff_mode && params.window_count == -1) params.window_count = 0; /* open up to 3 windows */ /* Don't redraw until much later. */ ++RedrawingDisabled; /* * When listing swap file names, don't do cursor positioning et. al. */ if (recoverymode && fname == NULL) params.want_full_screen = FALSE; setbuf(stdout, NULL); /* This message comes before term inits, but after setting "silent_mode" * when the input is not a tty. */ if (GARGCOUNT > 1 && !silent_mode) printf(_("%d files to edit\n"), GARGCOUNT); event_init(); full_screen = true; t_colors = 256; check_tty(¶ms); /* * Set the default values for the options that use Rows and Columns. */ win_init_size(); /* 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); assert(p_ch >= 0 && Rows >= p_ch && Rows - p_ch <= INT_MAX); cmdline_row = (int)(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_highlight(TRUE, FALSE); /* set the default highlight groups */ TIME_MSG("init highlight"); /* Set the break level after the terminal is initialized. */ debug_break_level = params.use_debug_break_level; bool reading_input = !params.headless && (params.input_isatty || params.output_isatty || params.err_isatty); if (reading_input) { // Its possible that one of the startup commands(arguments, sourced scripts // or plugins) will prompt the user, so start reading from a tty stream // now. int fd = fileno(stdin); if (!params.input_isatty || params.edit_type == EDIT_STDIN) { // use stderr or stdout since stdin is not a tty and/or could be used to // read the file we'll edit when the "-" argument is given(eg: cat file | // nvim -) fd = params.err_isatty ? fileno(stderr) : fileno(stdout); } input_start_stdin(fd); } // open terminals when opening files that start with term:// do_cmdline_cmd((uint8_t *) "autocmd BufReadCmd term://* " ":call termopen( " // Capture the command string "matchstr(expand(\"\"), " "'\\c\\mterm://\\%(.\\{-}//\\%(\\d\\+:\\)\\?\\)\\?\\zs.*'), " // capture the working directory "{'cwd': get(matchlist(expand(\"\"), " "'\\c\\mterm://\\(.\\{-}\\)//'), 1, '')})"); /* Execute --cmd arguments. */ exe_pre_commands(¶ms); /* Source startup scripts. */ source_startup_scripts(¶ms); /* * Read all the plugin files. * Only when compiled with +eval, since most plugins need it. */ load_plugins(); /* Decide about window layout for diff mode after reading vimrc. */ set_window_layout(¶ms); /* * Recovery mode without a file name: List swap files. * This uses the 'dir' option, therefore it must be after the * initializations. */ if (recoverymode && fname == NULL) { recover_names(NULL, TRUE, 0, NULL); mch_exit(0); } /* * Set a few option defaults after reading .vimrc files: * 'title' and 'icon', Unix: 'shellpipe' and 'shellredir'. */ set_init_3(); TIME_MSG("inits 3"); /* * "-n" argument: Disable swap file by setting 'updatecount' to 0. * Note that this overrides anything from a vimrc file. */ if (params.no_swap_file) p_uc = 0; if (curwin->w_p_rl && p_altkeymap) { p_hkmap = FALSE; /* Reset the Hebrew keymap mode */ curwin->w_p_arab = FALSE; /* Reset the Arabic keymap mode */ p_fkmap = TRUE; /* Set the Farsi keymap mode */ } /* * 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"); } /* 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()); /* * "-q errorfile": Load the error file now. * If the error file can't be read, exit before doing anything else. */ handle_quickfix(¶ms); /* * 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; /* * 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 (reading_input && (need_wait_return || msg_didany)) { // Since at this point there's no UI instance running yet, error messages // would have been printed to stdout. Before starting (which can result in // a alternate screen buffer being shown) we need confirmation that the // user has seen the messages and that is done with a call to wait_return. TIME_MSG("waiting for return"); wait_return(TRUE); } if (!params.headless) { // Stop reading from stdin, the UI layer will take over now input_stop_stdin(); ui_builtin_start(); } setmouse(); // may start using the mouse ui_reset_scroll_region(); // In case Rows changed // Don't clear the screen when starting in Ex mode, unless using the GUI. if (exmode_active) must_redraw = CLEAR; else { screenclear(); /* clear screen */ TIME_MSG("clearing screen"); } 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"); /* clear v:swapcommand */ set_vim_var_string(VV_SWAPCOMMAND, NULL, -1); /* 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(); /* * 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"); } /* * If opened more than one window, start editing files in the other * windows. */ edit_buffers(¶ms); if (params.diff_mode) { /* set options in each window for "nvim -d". */ FOR_ALL_WINDOWS_IN_TAB(wp, curtab) { diff_win_options(wp, TRUE); } } /* * 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. */ handle_tag(params.tagname); /* Execute any "+", "-c" and "-S" arguments. */ if (params.n_commands > 0) exe_commands(¶ms); RedrawingDisabled = 0; redraw_all_later(NOT_VALID); no_wait_return = FALSE; starting = 0; /* start in insert mode */ if (p_im) need_start_insertmode = TRUE; apply_autocmds(EVENT_VIMENTER, NULL, NULL, FALSE, curbuf); TIME_MSG("VimEnter autocommands"); /* 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"); } /* 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); TIME_MSG("before starting main loop"); /* * Call the main command loop. This never returns. */ main_loop(FALSE, FALSE); return 0; } /* * 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 */ int previous_got_int = FALSE; /* "got_int" was TRUE */ linenr_T conceal_old_cursor_line = 0; linenr_T conceal_new_cursor_line = 0; int conceal_update_lines = FALSE; ILOG("Starting Neovim main loop."); 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 = NORMAL; } else if (!global_busy || !exmode_active) { if (!quit_more) (void)vgetc(); /* flush all buffers */ got_int = FALSE; } previous_got_int = TRUE; } else previous_got_int = FALSE; if (!exmode_active) msg_scroll = FALSE; quit_more = FALSE; /* * If skip redraw is set (for ":" in wait_return()), don't redraw now. * If there is nothing in the stuff_buffer or do_redraw is TRUE, * update cursor and redraw. */ if (skip_redraw || exmode_active) skip_redraw = FALSE; else if (do_redraw || stuff_empty()) { /* Trigger CursorMoved if the cursor moved. */ if (!finish_op && ( has_cursormoved() || curwin->w_p_cole > 0 ) && !equalpos(last_cursormoved, curwin->w_cursor)) { if (has_cursormoved()) apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 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; } last_cursormoved = curwin->w_cursor; } /* Trigger TextChanged if b_changedtick differs. */ if (!finish_op && has_textchanged() && last_changedtick != curbuf->b_changedtick) { if (last_changedtick_buf == curbuf) apply_autocmds(EVENT_TEXTCHANGED, NULL, NULL, FALSE, curbuf); last_changedtick_buf = curbuf; last_changedtick = curbuf->b_changedtick; } /* 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; } /* Include a closed fold completely in the Visual area. */ foldAdjustVisual(); /* * 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(); } /* * 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(INVERTED); /* update inverted part */ else if (must_redraw) update_screen(0); else if (redraw_cmdline || clear_cmdline) showmode(); redraw_statuslines(); if (need_maketitle) maketitle(); /* display message after redraw */ if (keep_msg != NULL) { char_u *p; // msg_attr_keep() will set keep_msg to NULL, must free the string // here. Don't reset keep_msg, msg_attr_keep() uses it to check for // duplicates. p = keep_msg; msg_attr(p, keep_msg_attr); xfree(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); 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 <= curbuf->b_ml.ml_line_count) update_single_line(curwin, conceal_old_cursor_line); update_single_line(curwin, conceal_new_cursor_line); curwin->w_valid &= ~VALID_CROW; } setcursor(); do_redraw = FALSE; /* 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("--- NVIM STARTED ---"); fclose(time_fd); time_fd = NULL; } } /* * Update w_curswant if w_set_curswant has been set. * Postponed until here to avoid computing w_virtcol too often. */ update_curswant(); /* * 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); /* * 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 */ return; do_exmode(exmode_active == EXMODE_VIM); } else normal_cmd(&oa, TRUE); } } /* Exit properly */ void getout(int exitval) { tabpage_T *tp, *next_tp; exiting = TRUE; /* When running in Ex mode an error causes us to exit with a non-zero exit * code. POSIX requires this, although it's not 100% clear from the * standard. */ if (exmode_active) exitval += ex_exitval; /* Position the cursor on the last screen line, below all the text */ ui_cursor_goto((int)Rows - 1, 0); /* Optionally print hashtable efficiency. */ hash_debug_results(); if (get_vim_var_nr(VV_DYING) <= 1) { /* 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(wp, tp) { if (wp->w_buffer == NULL) { /* Autocmd must have close the buffer already, skip. */ continue; } buf_T *buf = wp->w_buffer; if (buf->b_changedtick != -1) { apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname, buf->b_fname, FALSE, buf); buf->b_changedtick = -1; /* note that 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) { apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocmd may delete the buffer */ break; } } apply_autocmds(EVENT_VIMLEAVEPRE, NULL, NULL, FALSE, curbuf); } if (p_viminfo && *p_viminfo != NUL) /* Write out the registers, history, marks etc, to the viminfo file */ write_viminfo(NULL, FALSE); if (get_vim_var_nr(VV_DYING) <= 1) apply_autocmds(EVENT_VIMLEAVE, NULL, NULL, FALSE, curbuf); profile_dump(); if (did_emsg ) { /* 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 */ ui_cursor_goto((int)Rows - 1, 0); #if defined(USE_ICONV) && defined(DYNAMIC_ICONV) iconv_end(); #endif cs_end(); if (garbage_collect_at_exit) garbage_collect(); mch_exit(exitval); } /// Gets the integer value of a numeric command line argument if given, /// such as '-o10'. /// /// @param[in] p pointer to argument /// @param[in, out] idx pointer to index in argument, is incremented /// @param[in] def default value /// /// @return def unmodified if: /// - argument isn't given /// - argument is non-numeric /// /// @return argument's numeric value otherwise static int get_number_arg(const char *p, int *idx, int def) { if (vim_isdigit(p[*idx])) { def = atoi(&(p[*idx])); while (vim_isdigit(p[*idx])) { *idx = *idx + 1; } } return def; } #if defined(HAVE_LOCALE_H) || defined(X_LOCALE) /* * Setup to use the current locale (for ctype() and many other things). */ static void init_locale(void) { setlocale(LC_ALL, ""); # ifdef LC_NUMERIC /* Make sure strtod() uses a decimal point, not a comma. */ setlocale(LC_NUMERIC, "C"); # endif { bool mustfree = false; char_u *p; /* expand_env() doesn't work yet, because chartab[] is not initialized * yet, call vim_getenv() directly */ p = vim_getenv((char_u *)"VIMRUNTIME", &mustfree); if (p != NULL && *p != NUL) { vim_snprintf((char *)NameBuff, MAXPATHL, "%s/lang", p); bindtextdomain(VIMPACKAGE, (char *)NameBuff); } if (mustfree) xfree(p); textdomain(VIMPACKAGE); } TIME_MSG("locale set"); } #endif /* * 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++]; switch (c) { case NUL: /* "vim -" read from stdin */ if (exmode_active) { // "ex -" silent mode silent_mode = TRUE; } else { if (parmp->edit_type != EDIT_NONE) { mainerr(ME_TOO_MANY_ARGS, argv[0]); } parmp->edit_type = EDIT_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 */ /* "--literal" take files literally */ /* "--noplugin[s]" skip plugins */ /* "--cmd " execute cmd before vimrc */ if (STRICMP(argv[0] + argv_idx, "help") == 0) usage(); else if (STRICMP(argv[0] + argv_idx, "version") == 0) { Columns = 80; /* need to init Columns */ info_message = TRUE; /* use mch_msg(), not mch_errmsg() */ list_version(); msg_putchar('\n'); msg_didout = FALSE; mch_exit(0); } else if (STRICMP(argv[0] + argv_idx, "api-info") == 0) { msgpack_sbuffer* b = msgpack_sbuffer_new(); msgpack_packer* p = msgpack_packer_new(b, msgpack_sbuffer_write); Object md = DICTIONARY_OBJ(api_metadata()); msgpack_rpc_from_object(md, p); for (size_t i = 0; i < b->size; i++) { putchar(b->data[i]); } mch_exit(0); } else if (STRICMP(argv[0] + argv_idx, "headless") == 0) { parmp->headless = true; } else if (STRICMP(argv[0] + argv_idx, "embed") == 0) { embedded_mode = true; parmp->headless = true; } else if (STRNICMP(argv[0] + argv_idx, "literal", 7) == 0) { #if !defined(UNIX) parmp->literal = TRUE; #endif } else if (STRNICMP(argv[0] + argv_idx, "noplugin", 8) == 0) p_lpl = FALSE; 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 (argv[0][argv_idx]) mainerr(ME_UNKNOWN_OPTION, argv[0]); had_minmin = TRUE; } if (!want_argument) argv_idx = -1; /* skip to next argument */ break; case 'A': /* "-A" start in Arabic mode */ set_option_value((char_u *)"arabic", 1L, NULL, 0); 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 '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. */ break; case 'g': /* "-g" start GUI */ main_start_gui(); break; case 'F': /* "-F" start in Farsi mode: rl + fkmap set */ p_fkmap = TRUE; set_option_value((char_u *)"rl", 1L, NULL, 0); break; case 'h': /* "-h" give help message */ usage(); break; case 'H': /* "-H" start in Hebrew mode: rl + hkmap set */ p_hkmap = TRUE; set_option_value((char_u *)"rl", 1L, NULL, 0); break; case 'l': /* "-l" lisp mode, 'lisp' and 'showmatch' on */ set_option_value((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 'N': /* "-N" Nocompatible */ /* No-op */ break; case 'n': /* "-n" no swap file */ 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(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(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(argv[0], &argv_idx, 0); parmp->window_layout = WIN_VER; break; case 'q': /* "-q" QuickFix mode */ if (parmp->edit_type != EDIT_NONE) mainerr(ME_TOO_MANY_ARGS, 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; 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, 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; case 'D': /* "-D" Debugging */ parmp->use_debug_break_level = 9999; break; case 'd': /* "-d" 'diff' */ parmp->diff_mode = TRUE; break; case 'V': /* "-V{N}" Verbose level */ /* default is 10: a little bit verbose */ p_verbose = get_number_arg(argv[0], &argv_idx, 10); if (argv[0][argv_idx] != NUL) { set_option_value((char_u *)"verbosefile", 0L, (char_u *)argv[0] + argv_idx, 0); argv_idx = (int)STRLEN(argv[0]); } break; case 'w': /* "-w{number}" set window height */ /* "-w {scriptout}" write to script */ if (vim_isdigit(((char_u *)argv[0])[argv_idx])) { n = get_number_arg(argv[0], &argv_idx, 10); set_option_value((char_u *)"window", n, NULL, 0); break; } want_argument = TRUE; break; case 'X': /* "-X" don't connect to X server */ 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 */ 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 */ want_argument = TRUE; break; default: mainerr(ME_UNKNOWN_OPTION, 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, argv[0]); --argc; if (argc < 1 && c != 'S') /* -S has an optional argument */ mainerr(ME_ARG_MISSING, 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 = xmalloc(STRLEN(a) + 4); sprintf((char *)p, "so %s", a); parmp->cmds_tofree[parmp->n_commands] = TRUE; parmp->commands[parmp->n_commands++] = p; } else parmp->commands[parmp->n_commands++] = (char_u *)argv[0]; break; case '-': if (argv[-1][2] == 'c') { /* "--cmd {command}" execute command */ if (parmp->n_pre_commands >= MAX_ARG_CMDS) mainerr(ME_EXTRA_CMD, NULL); parmp->pre_commands[parmp->n_pre_commands++] = (char_u *)argv[0]; } /* "--startuptime " already handled */ break; case 'q': /* "-q {errorfile}" QuickFix mode */ parmp->use_ef = (char_u *)argv[0]; break; case 'i': /* "-i {viminfo}" use for viminfo */ use_viminfo = (char_u *)argv[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); } save_typebuf(); 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. */ 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 */ 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(argv[0], &argv_idx, 10); set_option_value((char_u *)"window", n, NULL, 0); argv_idx = -1; break; } /*FALLTHROUGH*/ case 'W': /* "-W {scriptout}" overwrite script file */ if (scriptout != NULL) goto scripterror; if ((scriptout = mch_fopen(argv[0], c == 'w' ? APPENDBIN : WRITEBIN)) == NULL) { mch_errmsg(_("Cannot open for script output: \"")); mch_errmsg(argv[0]); mch_errmsg("\"\n"); mch_exit(2); } break; } } } /* * 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, argv[0]); parmp->edit_type = EDIT_FILE; /* Add the file to the global argument list. */ ga_grow(&global_alist.al_ga, 1); p = vim_strsave((char_u *)argv[0]); if (parmp->diff_mode && os_isdir(p) && GARGCOUNT > 0 && !os_isdir(alist_name(&GARGLIST[0]))) { char_u *r; r = concat_fnames(p, path_tail(alist_name(&GARGLIST[0])), TRUE); xfree(p); p = r; } #ifdef USE_FNAME_CASE // Make the case of the file name match the actual file. path_fix_case(p); #endif alist_add(&global_alist, p, #if !defined(UNIX) parmp->literal ? 2 : 0 /* add buffer nr after exp. */ #else 2 /* add buffer number now and use curbuf */ #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; } } /* If there is a "+123" or "-c" command, set v:swapcommand to the first * one. */ if (parmp->n_commands > 0) { p = xmalloc(STRLEN(parmp->commands[0]) + 3); sprintf((char *)p, ":%s\r", parmp->commands[0]); set_vim_var_string(VV_SWAPCOMMAND, p, -1); xfree(p); } TIME_MSG("parsing arguments"); } /* * 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. */ static void init_params(mparm_T *paramp, int argc, char **argv) { memset(paramp, 0, sizeof(*paramp)); paramp->argc = argc; paramp->argv = argv; paramp->headless = false; paramp->want_full_screen = true; paramp->use_debug_break_level = -1; paramp->window_count = -1; } /* * Initialize global startuptime file if "--startuptime" passed as an argument. */ static void init_startuptime(mparm_T *paramp) { for (int i = 1; i < paramp->argc; i++) { if (STRICMP(paramp->argv[i], "--startuptime") == 0 && i + 1 < paramp->argc) { time_fd = mch_fopen(paramp->argv[i + 1], "a"); time_start("--- NVIM STARTING ---"); break; } } starttime = time(NULL); } static void check_and_set_isatty(mparm_T *paramp) { paramp->input_isatty = os_isatty(fileno(stdin)); paramp->output_isatty = os_isatty(fileno(stdout)); paramp->err_isatty = os_isatty(fileno(stderr)); TIME_MSG("window checked"); } /* * Get filename from command line, given that there is one. */ static char_u *get_fname(mparm_T *parmp) { #if !defined(UNIX) /* * Expand wildcards in file names. */ if (!parmp->literal) { /* Temporarily add '(' and ')' to 'isfname'. These are valid * filename characters but are excluded from 'isfname' to make * "gf" work on a file name in parenthesis (e.g.: see vim.h). */ do_cmdline_cmd((char_u *)":set isf+=(,)"); alist_expand(NULL, 0); do_cmdline_cmd((char_u *)":set isf&"); } #endif return alist_name(&GARGLIST[0]); } /* * Decide about window layout for diff mode after reading vimrc. */ static void set_window_layout(mparm_T *paramp) { if (paramp->diff_mode && paramp->window_layout == 0) { if (diffopt_horizontal()) paramp->window_layout = WIN_HOR; /* use horizontal split */ else paramp->window_layout = WIN_VER; /* use vertical split */ } } /* * Read all the plugin files. * Only when compiled with +eval, since most plugins need it. */ static void load_plugins(void) { if (p_lpl) { source_runtime((char_u *)"plugin/**/*.vim", TRUE); TIME_MSG("loading plugins"); } } /* * "-q errorfile": Load the error file now. * If the error file can't be read, exit before doing anything else. */ static void handle_quickfix(mparm_T *paramp) { if (paramp->edit_type == EDIT_QF) { if (paramp->use_ef != NULL) set_string_option_direct((char_u *)"ef", -1, paramp->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) < 0) { ui_putc('\n'); mch_exit(3); } TIME_MSG("reading errorfile"); } } /* * Need to jump to the tag before executing the '-c command'. * Makes "vim -c '/return' -t main" work. */ static void handle_tag(char_u *tagname) { if (tagname != NULL) { swap_exists_did_quit = FALSE; vim_snprintf((char *)IObuff, IOSIZE, "ta %s", 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); } } // 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) { if (parmp->headless) { return; } // is active input a terminal? if (exmode_active) { if (!parmp->input_isatty) { silent_mode = true; } } else if (parmp->want_full_screen && (!parmp->err_isatty && (!parmp->output_isatty || !parmp->input_isatty))) { if (!parmp->output_isatty) { mch_errmsg(_("Vim: Warning: Output is not to a terminal\n")); } if (!parmp->input_isatty) { mch_errmsg(_("Vim: Warning: Input is not from a terminal\n")); } ui_flush(); if (scriptin[0] == NULL) { os_delay(2000L, 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); (void)open_buffer(TRUE, NULL, 0); /* create memfile and read file */ no_wait_return = FALSE; msg_didany = i; TIME_MSG("reading stdin"); check_swap_exists_action(); } /* * Create the requested number of windows and edit buffers in them. * Also does recovery if "recoverymode" set. */ static void create_windows(mparm_T *parmp) { 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(); 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) { /* Set 'foldlevel' to 'foldlevelstart' if it's not negative. */ if (p_fdls >= 0) curwin->w_p_fdl = p_fdls; /* 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 */ } os_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) { int arg_idx; /* index in argument list */ int i; int advance = TRUE; win_T *win; /* * 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) { /* 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); } 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; } os_breakcheck(); if (got_int) { (void)vgetc(); /* only break the file loading, not the rest */ break; } } if (parmp->window_layout == WIN_TABS) goto_tabpage(1); --autocmd_no_enter; /* make the first window the current window */ win = firstwin; /* Avoid making a preview window the current window. */ while (win->w_p_pvw) { win = win->w_next; if (win == NULL) { win = firstwin; break; } } 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; if (cnt > 0) { curwin->w_cursor.lnum = 0; /* just in case.. */ sourcing_name = (char_u *)_("pre-vimrc command line"); current_SID = SID_CMDARG; for (i = 0; i < cnt; ++i) do_cmdline_cmd(cmds[i]); sourcing_name = NULL; current_SID = 0; TIME_MSG("--cmd commands"); } } /* * Execute "+", "-c" and "-S" arguments. */ static void exe_commands(mparm_T *parmp) { int i; /* * 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; sourcing_name = (char_u *)"command line"; current_SID = SID_CARG; for (i = 0; i < parmp->n_commands; ++i) { do_cmdline_cmd(parmp->commands[i]); if (parmp->cmds_tofree[i]) xfree(parmp->commands[i]); } sourcing_name = NULL; current_SID = 0; if (curwin->w_cursor.lnum == 0) curwin->w_cursor.lnum = 1; if (!exmode_active) msg_scroll = FALSE; /* When started with "-q errorfile" jump to first error again. */ if (parmp->edit_type == EDIT_QF) qf_jump(NULL, 0, 0, FALSE); TIME_MSG("executing command arguments"); } /* * Source startup scripts. */ static void source_startup_scripts(mparm_T *parmp) { int i; /* * If -u argument given, use only the initializations from that file and * nothing else. */ if (parmp->use_vimrc != NULL) { if (STRCMP(parmp->use_vimrc, "NONE") == 0 || STRCMP(parmp->use_vimrc, "NORC") == 0) { if (parmp->use_vimrc[2] == 'N') p_lpl = FALSE; /* don't load plugins either */ } else { if (do_source(parmp->use_vimrc, FALSE, DOSO_NONE) != OK) EMSG2(_("E282: Cannot read from \"%s\""), parmp->use_vimrc); } } else if (!silent_mode) { /* * 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); #endif /* * Try to read initialization commands from the following places: * - environment variable VIMINIT * - user vimrc file (~/.vimrc) * - second user vimrc file ($VIM/.vimrc for Dos) * - environment variable EXINIT * - user exrc file (~/.exrc) * - second user exrc file ($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) == FAIL #ifdef USR_VIMRC_FILE2 && do_source((char_u *)USR_VIMRC_FILE2, TRUE, DOSO_VIMRC) == FAIL #endif #ifdef USR_VIMRC_FILE3 && do_source((char_u *)USR_VIMRC_FILE3, TRUE, DOSO_VIMRC) == FAIL #endif #ifdef USR_VIMRC_FILE4 && do_source((char_u *)USR_VIMRC_FILE4, TRUE, DOSO_VIMRC) == FAIL #endif && process_env((char_u *)"EXINIT", FALSE) == FAIL && do_source((char_u *)USR_EXRC_FILE, FALSE, DOSO_NONE) == FAIL) { #ifdef USR_EXRC_FILE2 (void)do_source((char_u *)USR_EXRC_FILE2, FALSE, DOSO_NONE); #endif } } /* * 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) /* If ".vimrc" file is not owned by user, set 'secure' mode. */ if (!file_owned(VIMRC_FILE)) #endif secure = p_secure; i = FAIL; if (path_full_compare((char_u *)USR_VIMRC_FILE, (char_u *)VIMRC_FILE, FALSE) != kEqualFiles #ifdef USR_VIMRC_FILE2 && path_full_compare((char_u *)USR_VIMRC_FILE2, (char_u *)VIMRC_FILE, FALSE) != kEqualFiles #endif #ifdef USR_VIMRC_FILE3 && path_full_compare((char_u *)USR_VIMRC_FILE3, (char_u *)VIMRC_FILE, FALSE) != kEqualFiles #endif #ifdef SYS_VIMRC_FILE && path_full_compare((char_u *)SYS_VIMRC_FILE, (char_u *)VIMRC_FILE, FALSE) != kEqualFiles #endif ) i = do_source((char_u *)VIMRC_FILE, TRUE, DOSO_VIMRC); if (i == FAIL) { #if defined(UNIX) /* if ".exrc" is not owned by user set 'secure' mode */ if (!file_owned(EXRC_FILE)) secure = p_secure; else secure = 0; #endif if ( path_full_compare((char_u *)USR_EXRC_FILE, (char_u *)EXRC_FILE, FALSE) != kEqualFiles #ifdef USR_EXRC_FILE2 && path_full_compare((char_u *)USR_EXRC_FILE2, (char_u *)EXRC_FILE, FALSE) != kEqualFiles #endif ) (void)do_source((char_u *)EXRC_FILE, FALSE, DOSO_NONE); } } if (secure == 2) need_wait_return = TRUE; secure = 0; } 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) { mch_errmsg(_(e_nogvim)); mch_errmsg("\n"); mch_exit(2); } /* * 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; char_u *save_sourcing_name; linenr_T save_sourcing_lnum; scid_T save_sid; initstr = (char_u *)os_getenv((char *)env); if (initstr != NULL && *initstr != NUL) { if (is_viminit) vimrc_found(NULL, NULL); save_sourcing_name = sourcing_name; save_sourcing_lnum = sourcing_lnum; sourcing_name = env; sourcing_lnum = 0; save_sid = current_SID; current_SID = SID_ENV; do_cmdline_cmd(initstr); sourcing_name = save_sourcing_name; sourcing_lnum = save_sourcing_lnum; current_SID = save_sid;; return OK; } return FAIL; } #ifdef UNIX /// Checks if user owns file. /// Use both uv_fs_stat() and uv_fs_lstat() through os_fileinfo() and /// os_fileinfo_link() respectively for extra security. static bool file_owned(const char *fname) { uid_t uid = getuid(); FileInfo file_info; bool file_owned = os_fileinfo(fname, &file_info) && file_info.stat.st_uid == uid; bool link_owned = os_fileinfo_link(fname, &file_info) && file_info.stat.st_uid == uid; return file_owned && link_owned; } #endif /// Prints the following then exits: /// - An error message main_errors[n] /// - A string str if not null /// /// @param n error number represented by an ME_* macro /// @param str string to append to the primary error message, or NULL static void mainerr(int n, const char *str) { signal_stop(); // kill us with CTRL-C here, if you like mch_errmsg(_(main_errors[n])); if (str != NULL) { mch_errmsg(": \""); mch_errmsg(str); mch_errmsg("\""); } mch_errmsg(_("\nMore info with \"nvim -h\"\n")); mch_exit(1); } /// Prints help message for "nvim -h" or "nvim --help" and exits. static void usage(void) { signal_stop(); // kill us with CTRL-C here, if you like mch_msg(_("Usage:\n")); mch_msg(_(" nvim [arguments] [file ...] Edit specified file(s)\n")); mch_msg(_(" nvim [arguments] - Read text from stdin\n")); mch_msg(_(" nvim [arguments] -t Edit file where tag is defined\n")); mch_msg(_(" nvim [arguments] -q [errorfile] Edit file with first error\n")); mch_msg(_("\nArguments:\n")); mch_msg(_(" -- Only file names after this\n")); #if !defined(UNIX) mch_msg(_(" --literal Don't expand wildcards\n")); #endif mch_msg(_(" -e Ex mode\n")); mch_msg(_(" -E Improved Ex mode\n")); mch_msg(_(" -s Silent (batch) mode (only for ex mode)\n")); mch_msg(_(" -d Diff mode\n")); mch_msg(_(" -R Readonly mode\n")); mch_msg(_(" -Z Restricted mode\n")); mch_msg(_(" -m Modifications (writing files) not allowed\n")); mch_msg(_(" -M Modifications in text not allowed\n")); mch_msg(_(" -b Binary mode\n")); mch_msg(_(" -l Lisp mode\n")); mch_msg(_(" -V[N][file] Be verbose [level N][log messages to file]\n")); mch_msg(_(" -D Debugging mode\n")); mch_msg(_(" -n No swap file, use memory only\n")); mch_msg(_(" -r List swap files and exit\n")); mch_msg(_(" -r Recover crashed session\n")); mch_msg(_(" -A Start in Arabic mode\n")); mch_msg(_(" -F Start in Farsi mode\n")); mch_msg(_(" -H Start in Hebrew mode\n")); mch_msg(_(" -T Set terminal type to \n")); mch_msg(_(" -u Use instead of any .nvimrc\n")); mch_msg(_(" --noplugin Don't load plugin scripts\n")); mch_msg(_(" -p[N] Open N tab pages (default: one for each file)\n")); mch_msg(_(" -o[N] Open N windows (default: one for each file)\n")); mch_msg(_(" -O[N] Like -o but split vertically\n")); mch_msg(_(" + Start at end of file\n")); mch_msg(_(" + Start at line \n")); mch_msg(_(" --cmd Execute before loading any nvimrc\n")); mch_msg(_(" -c Execute after loading the first file\n")); mch_msg(_(" -S Source file after loading the first file\n")); mch_msg(_(" -s Read Normal mode commands from file \n")); mch_msg(_(" -w Append all typed commands to file \n")); mch_msg(_(" -W Write all typed commands to file \n")); mch_msg(_(" --startuptime Write startup timing messages to \n")); mch_msg(_(" -i Use instead of .nviminfo\n")); mch_msg(_(" --api-info Dump API metadata serialized to msgpack and exit\n")); mch_msg(_(" --embed Use stdin/stdout as a msgpack-rpc channel\n")); mch_msg(_(" --headless Don't start a user interface\n")); mch_msg(_(" --version Print version information and exit\n")); mch_msg(_(" -h | --help Print this help message and exit\n")); 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); }