Mercurial > vim
view src/buffer.c @ 1688:17526daaf79d v7.2b.021
updated for version 7.2b-021
| author | vimboss |
|---|---|
| date | Thu, 24 Jul 2008 20:09:16 +0000 |
| parents | 46bbe11644e0 |
| children | f4f8014d516e |
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/* vi:set ts=8 sts=4 sw=4: * * 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. */ /* * buffer.c: functions for dealing with the buffer structure */ /* * The buffer list is a double linked list of all buffers. * Each buffer can be in one of these states: * never loaded: BF_NEVERLOADED is set, only the file name is valid * not loaded: b_ml.ml_mfp == NULL, no memfile allocated * hidden: b_nwindows == 0, loaded but not displayed in a window * normal: loaded and displayed in a window * * Instead of storing file names all over the place, each file name is * stored in the buffer list. It can be referenced by a number. * * The current implementation remembers all file names ever used. */ #include "vim.h" #if defined(FEAT_CMDL_COMPL) || defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL) static char_u *buflist_match __ARGS((regprog_T *prog, buf_T *buf)); # define HAVE_BUFLIST_MATCH static char_u *fname_match __ARGS((regprog_T *prog, char_u *name)); #endif static void buflist_setfpos __ARGS((buf_T *buf, win_T *win, linenr_T lnum, colnr_T col, int copy_options)); static wininfo_T *find_wininfo __ARGS((buf_T *buf)); #ifdef UNIX static buf_T *buflist_findname_stat __ARGS((char_u *ffname, struct stat *st)); static int otherfile_buf __ARGS((buf_T *buf, char_u *ffname, struct stat *stp)); static int buf_same_ino __ARGS((buf_T *buf, struct stat *stp)); #else static int otherfile_buf __ARGS((buf_T *buf, char_u *ffname)); #endif #ifdef FEAT_TITLE static int ti_change __ARGS((char_u *str, char_u **last)); #endif static void free_buffer __ARGS((buf_T *)); static void free_buffer_stuff __ARGS((buf_T *buf, int free_options)); static void clear_wininfo __ARGS((buf_T *buf)); #ifdef UNIX # define dev_T dev_t #else # define dev_T unsigned #endif #if defined(FEAT_SIGNS) static void insert_sign __ARGS((buf_T *buf, signlist_T *prev, signlist_T *next, int id, linenr_T lnum, int typenr)); static void buf_delete_signs __ARGS((buf_T *buf)); #endif /* * Open current buffer, that is: open the memfile and read the file into memory * return FAIL for failure, OK otherwise */ int open_buffer(read_stdin, eap) int read_stdin; /* read file from stdin */ exarg_T *eap; /* for forced 'ff' and 'fenc' or NULL */ { int retval = OK; #ifdef FEAT_AUTOCMD buf_T *old_curbuf; #endif /* * The 'readonly' flag is only set when BF_NEVERLOADED is being reset. * When re-entering the same buffer, it should not change, because the * user may have reset the flag by hand. */ if (readonlymode && curbuf->b_ffname != NULL && (curbuf->b_flags & BF_NEVERLOADED)) curbuf->b_p_ro = TRUE; if (ml_open(curbuf) == FAIL) { /* * There MUST be a memfile, otherwise we can't do anything * If we can't create one for the current buffer, take another buffer */ close_buffer(NULL, curbuf, 0); for (curbuf = firstbuf; curbuf != NULL; curbuf = curbuf->b_next) if (curbuf->b_ml.ml_mfp != NULL) break; /* * if there is no memfile at all, exit * This is OK, since there are no changes to loose. */ if (curbuf == NULL) { EMSG(_("E82: Cannot allocate any buffer, exiting...")); getout(2); } EMSG(_("E83: Cannot allocate buffer, using other one...")); enter_buffer(curbuf); return FAIL; } #ifdef FEAT_AUTOCMD /* The autocommands in readfile() may change the buffer, but only AFTER * reading the file. */ old_curbuf = curbuf; modified_was_set = FALSE; #endif /* mark cursor position as being invalid */ changed_line_abv_curs(); if (curbuf->b_ffname != NULL #ifdef FEAT_NETBEANS_INTG && netbeansReadFile #endif ) { #ifdef FEAT_NETBEANS_INTG int oldFire = netbeansFireChanges; netbeansFireChanges = 0; #endif retval = readfile(curbuf->b_ffname, curbuf->b_fname, (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, eap, READ_NEW); #ifdef FEAT_NETBEANS_INTG netbeansFireChanges = oldFire; #endif /* Help buffer is filtered. */ if (curbuf->b_help) fix_help_buffer(); } else if (read_stdin) { int save_bin = curbuf->b_p_bin; linenr_T line_count; /* * First read the text in binary mode into the buffer. * Then read from that same buffer and append at the end. This makes * it possible to retry when 'fileformat' or 'fileencoding' was * guessed wrong. */ curbuf->b_p_bin = TRUE; retval = readfile(NULL, NULL, (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, NULL, READ_NEW + READ_STDIN); curbuf->b_p_bin = save_bin; if (retval == OK) { line_count = curbuf->b_ml.ml_line_count; retval = readfile(NULL, NULL, (linenr_T)line_count, (linenr_T)0, (linenr_T)MAXLNUM, eap, READ_BUFFER); if (retval == OK) { /* Delete the binary lines. */ while (--line_count >= 0) ml_delete((linenr_T)1, FALSE); } else { /* Delete the converted lines. */ while (curbuf->b_ml.ml_line_count > line_count) ml_delete(line_count, FALSE); } /* Put the cursor on the first line. */ curwin->w_cursor.lnum = 1; curwin->w_cursor.col = 0; /* Set or reset 'modified' before executing autocommands, so that * it can be changed there. */ if (!readonlymode && !bufempty()) changed(); else if (retval != FAIL) unchanged(curbuf, FALSE); #ifdef FEAT_AUTOCMD # ifdef FEAT_EVAL apply_autocmds_retval(EVENT_STDINREADPOST, NULL, NULL, FALSE, curbuf, &retval); # else apply_autocmds(EVENT_STDINREADPOST, NULL, NULL, FALSE, curbuf); # endif #endif } } /* if first time loading this buffer, init b_chartab[] */ if (curbuf->b_flags & BF_NEVERLOADED) (void)buf_init_chartab(curbuf, FALSE); /* * Set/reset the Changed flag first, autocmds may change the buffer. * Apply the automatic commands, before processing the modelines. * So the modelines have priority over auto commands. */ /* When reading stdin, the buffer contents always needs writing, so set * the changed flag. Unless in readonly mode: "ls | gview -". * When interrupted and 'cpoptions' contains 'i' set changed flag. */ if ((got_int && vim_strchr(p_cpo, CPO_INTMOD) != NULL) #ifdef FEAT_AUTOCMD || modified_was_set /* ":set modified" used in autocmd */ # ifdef FEAT_EVAL || (aborting() && vim_strchr(p_cpo, CPO_INTMOD) != NULL) # endif #endif ) changed(); else if (retval != FAIL && !read_stdin) unchanged(curbuf, FALSE); save_file_ff(curbuf); /* keep this fileformat */ /* require "!" to overwrite the file, because it wasn't read completely */ #ifdef FEAT_EVAL if (aborting()) #else if (got_int) #endif curbuf->b_flags |= BF_READERR; #ifdef FEAT_FOLDING /* Need to update automatic folding. Do this before the autocommands, * they may use the fold info. */ foldUpdateAll(curwin); #endif #ifdef FEAT_AUTOCMD /* need to set w_topline, unless some autocommand already did that. */ if (!(curwin->w_valid & VALID_TOPLINE)) { curwin->w_topline = 1; # ifdef FEAT_DIFF curwin->w_topfill = 0; # endif } # ifdef FEAT_EVAL apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf, &retval); # else apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); # endif #endif if (retval != FAIL) { #ifdef FEAT_AUTOCMD /* * The autocommands may have changed the current buffer. Apply the * modelines to the correct buffer, if it still exists and is loaded. */ if (buf_valid(old_curbuf) && old_curbuf->b_ml.ml_mfp != NULL) { aco_save_T aco; /* Go to the buffer that was opened. */ aucmd_prepbuf(&aco, old_curbuf); #endif do_modelines(0); curbuf->b_flags &= ~(BF_CHECK_RO | BF_NEVERLOADED); #ifdef FEAT_AUTOCMD # ifdef FEAT_EVAL apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf, &retval); # else apply_autocmds(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf); # endif /* restore curwin/curbuf and a few other things */ aucmd_restbuf(&aco); } #endif } return retval; } /* * Return TRUE if "buf" points to a valid buffer (in the buffer list). */ int buf_valid(buf) buf_T *buf; { buf_T *bp; for (bp = firstbuf; bp != NULL; bp = bp->b_next) if (bp == buf) return TRUE; return FALSE; } /* * Close the link to a buffer. * "action" is used when there is no longer a window for the buffer. * It can be: * 0 buffer becomes hidden * DOBUF_UNLOAD buffer is unloaded * DOBUF_DELETE buffer is unloaded and removed from buffer list * DOBUF_WIPE buffer is unloaded and really deleted * When doing all but the first one on the current buffer, the caller should * get a new buffer very soon! * * The 'bufhidden' option can force freeing and deleting. */ void close_buffer(win, buf, action) win_T *win; /* if not NULL, set b_last_cursor */ buf_T *buf; int action; { #ifdef FEAT_AUTOCMD int is_curbuf; int nwindows = buf->b_nwindows; #endif int unload_buf = (action != 0); int del_buf = (action == DOBUF_DEL || action == DOBUF_WIPE); int wipe_buf = (action == DOBUF_WIPE); #ifdef FEAT_QUICKFIX /* * Force unloading or deleting when 'bufhidden' says so. * The caller must take care of NOT deleting/freeing when 'bufhidden' is * "hide" (otherwise we could never free or delete a buffer). */ if (buf->b_p_bh[0] == 'd') /* 'bufhidden' == "delete" */ { del_buf = TRUE; unload_buf = TRUE; } else if (buf->b_p_bh[0] == 'w') /* 'bufhidden' == "wipe" */ { del_buf = TRUE; unload_buf = TRUE; wipe_buf = TRUE; } else if (buf->b_p_bh[0] == 'u') /* 'bufhidden' == "unload" */ unload_buf = TRUE; #endif if (win != NULL) { /* Set b_last_cursor when closing the last window for the buffer. * Remember the last cursor position and window options of the buffer. * This used to be only for the current window, but then options like * 'foldmethod' may be lost with a ":only" command. */ if (buf->b_nwindows == 1) set_last_cursor(win); buflist_setfpos(buf, win, win->w_cursor.lnum == 1 ? 0 : win->w_cursor.lnum, win->w_cursor.col, TRUE); } #ifdef FEAT_AUTOCMD /* When the buffer is no longer in a window, trigger BufWinLeave */ if (buf->b_nwindows == 1) { apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocommands may delete the buffer */ return; /* When the buffer becomes hidden, but is not unloaded, trigger * BufHidden */ if (!unload_buf) { apply_autocmds(EVENT_BUFHIDDEN, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocmds may delete the buffer */ return; } # ifdef FEAT_EVAL if (aborting()) /* autocmds may abort script processing */ return; # endif } nwindows = buf->b_nwindows; #endif /* decrease the link count from windows (unless not in any window) */ if (buf->b_nwindows > 0) --buf->b_nwindows; /* Return when a window is displaying the buffer or when it's not * unloaded. */ if (buf->b_nwindows > 0 || !unload_buf) { #if 0 /* why was this here? */ if (buf == curbuf) u_sync(); /* sync undo before going to another buffer */ #endif return; } /* Always remove the buffer when there is no file name. */ if (buf->b_ffname == NULL) del_buf = TRUE; /* * Free all things allocated for this buffer. * Also calls the "BufDelete" autocommands when del_buf is TRUE. */ #ifdef FEAT_AUTOCMD /* Remember if we are closing the current buffer. Restore the number of * windows, so that autocommands in buf_freeall() don't get confused. */ is_curbuf = (buf == curbuf); buf->b_nwindows = nwindows; #endif buf_freeall(buf, del_buf, wipe_buf); #ifdef FEAT_AUTOCMD /* Autocommands may have deleted the buffer. */ if (!buf_valid(buf)) return; # ifdef FEAT_EVAL if (aborting()) /* autocmds may abort script processing */ return; # endif /* Autocommands may have opened or closed windows for this buffer. * Decrement the count for the close we do here. */ if (buf->b_nwindows > 0) --buf->b_nwindows; /* * It's possible that autocommands change curbuf to the one being deleted. * This might cause the previous curbuf to be deleted unexpectedly. But * in some cases it's OK to delete the curbuf, because a new one is * obtained anyway. Therefore only return if curbuf changed to the * deleted buffer. */ if (buf == curbuf && !is_curbuf) return; #endif #ifdef FEAT_NETBEANS_INTG if (usingNetbeans) netbeans_file_closed(buf); #endif /* Change directories when the 'acd' option is set. */ DO_AUTOCHDIR /* * Remove the buffer from the list. */ if (wipe_buf) { #ifdef FEAT_SUN_WORKSHOP if (usingSunWorkShop) workshop_file_closed_lineno((char *)buf->b_ffname, (int)buf->b_last_cursor.lnum); #endif vim_free(buf->b_ffname); vim_free(buf->b_sfname); if (buf->b_prev == NULL) firstbuf = buf->b_next; else buf->b_prev->b_next = buf->b_next; if (buf->b_next == NULL) lastbuf = buf->b_prev; else buf->b_next->b_prev = buf->b_prev; free_buffer(buf); } else { if (del_buf) { /* Free all internal variables and reset option values, to make * ":bdel" compatible with Vim 5.7. */ free_buffer_stuff(buf, TRUE); /* Make it look like a new buffer. */ buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED; /* Init the options when loaded again. */ buf->b_p_initialized = FALSE; } buf_clear_file(buf); if (del_buf) buf->b_p_bl = FALSE; } } /* * Make buffer not contain a file. */ void buf_clear_file(buf) buf_T *buf; { buf->b_ml.ml_line_count = 1; unchanged(buf, TRUE); #ifndef SHORT_FNAME buf->b_shortname = FALSE; #endif buf->b_p_eol = TRUE; buf->b_start_eol = TRUE; #ifdef FEAT_MBYTE buf->b_p_bomb = FALSE; buf->b_start_bomb = FALSE; #endif buf->b_ml.ml_mfp = NULL; buf->b_ml.ml_flags = ML_EMPTY; /* empty buffer */ #ifdef FEAT_NETBEANS_INTG netbeans_deleted_all_lines(buf); #endif } /* * buf_freeall() - free all things allocated for a buffer that are related to * the file. */ /*ARGSUSED*/ void buf_freeall(buf, del_buf, wipe_buf) buf_T *buf; int del_buf; /* buffer is going to be deleted */ int wipe_buf; /* buffer is going to be wiped out */ { #ifdef FEAT_AUTOCMD int is_curbuf = (buf == curbuf); apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocommands may delete the buffer */ return; if (del_buf && buf->b_p_bl) { apply_autocmds(EVENT_BUFDELETE, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocommands may delete the buffer */ return; } if (wipe_buf) { apply_autocmds(EVENT_BUFWIPEOUT, buf->b_fname, buf->b_fname, FALSE, buf); if (!buf_valid(buf)) /* autocommands may delete the buffer */ return; } # ifdef FEAT_EVAL if (aborting()) /* autocmds may abort script processing */ return; # endif /* * It's possible that autocommands change curbuf to the one being deleted. * This might cause curbuf to be deleted unexpectedly. But in some cases * it's OK to delete the curbuf, because a new one is obtained anyway. * Therefore only return if curbuf changed to the deleted buffer. */ if (buf == curbuf && !is_curbuf) return; #endif #ifdef FEAT_DIFF diff_buf_delete(buf); /* Can't use 'diff' for unloaded buffer. */ #endif #ifdef FEAT_FOLDING /* No folds in an empty buffer. */ # ifdef FEAT_WINDOWS { win_T *win; tabpage_T *tp; FOR_ALL_TAB_WINDOWS(tp, win) if (win->w_buffer == buf) clearFolding(win); } # else if (curwin->w_buffer == buf) clearFolding(curwin); # endif #endif #ifdef FEAT_TCL tcl_buffer_free(buf); #endif u_blockfree(buf); /* free the memory allocated for undo */ ml_close(buf, TRUE); /* close and delete the memline/memfile */ buf->b_ml.ml_line_count = 0; /* no lines in buffer */ u_clearall(buf); /* reset all undo information */ #ifdef FEAT_SYN_HL syntax_clear(buf); /* reset syntax info */ #endif buf->b_flags &= ~BF_READERR; /* a read error is no longer relevant */ } /* * Free a buffer structure and the things it contains related to the buffer * itself (not the file, that must have been done already). */ static void free_buffer(buf) buf_T *buf; { free_buffer_stuff(buf, TRUE); #ifdef FEAT_MZSCHEME mzscheme_buffer_free(buf); #endif #ifdef FEAT_PERL perl_buf_free(buf); #endif #ifdef FEAT_PYTHON python_buffer_free(buf); #endif #ifdef FEAT_RUBY ruby_buffer_free(buf); #endif #ifdef FEAT_AUTOCMD aubuflocal_remove(buf); #endif vim_free(buf); } /* * Free stuff in the buffer for ":bdel" and when wiping out the buffer. */ static void free_buffer_stuff(buf, free_options) buf_T *buf; int free_options; /* free options as well */ { if (free_options) { clear_wininfo(buf); /* including window-local options */ free_buf_options(buf, TRUE); } #ifdef FEAT_EVAL vars_clear(&buf->b_vars.dv_hashtab); /* free all internal variables */ hash_init(&buf->b_vars.dv_hashtab); #endif #ifdef FEAT_USR_CMDS uc_clear(&buf->b_ucmds); /* clear local user commands */ #endif #ifdef FEAT_SIGNS buf_delete_signs(buf); /* delete any signs */ #endif #ifdef FEAT_LOCALMAP map_clear_int(buf, MAP_ALL_MODES, TRUE, FALSE); /* clear local mappings */ map_clear_int(buf, MAP_ALL_MODES, TRUE, TRUE); /* clear local abbrevs */ #endif #ifdef FEAT_MBYTE vim_free(buf->b_start_fenc); buf->b_start_fenc = NULL; #endif } /* * Free the b_wininfo list for buffer "buf". */ static void clear_wininfo(buf) buf_T *buf; { wininfo_T *wip; while (buf->b_wininfo != NULL) { wip = buf->b_wininfo; buf->b_wininfo = wip->wi_next; if (wip->wi_optset) { clear_winopt(&wip->wi_opt); #ifdef FEAT_FOLDING deleteFoldRecurse(&wip->wi_folds); #endif } vim_free(wip); } } #if defined(FEAT_LISTCMDS) || defined(PROTO) /* * Go to another buffer. Handles the result of the ATTENTION dialog. */ void goto_buffer(eap, start, dir, count) exarg_T *eap; int start; int dir; int count; { # if defined(FEAT_WINDOWS) && defined(HAS_SWAP_EXISTS_ACTION) buf_T *old_curbuf = curbuf; swap_exists_action = SEA_DIALOG; # endif (void)do_buffer(*eap->cmd == 's' ? DOBUF_SPLIT : DOBUF_GOTO, start, dir, count, eap->forceit); # if defined(FEAT_WINDOWS) && defined(HAS_SWAP_EXISTS_ACTION) if (swap_exists_action == SEA_QUIT && *eap->cmd == 's') { # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) cleanup_T cs; /* Reset the error/interrupt/exception state here so that * aborting() returns FALSE when closing a window. */ enter_cleanup(&cs); # endif /* Quitting means closing the split window, nothing else. */ win_close(curwin, TRUE); swap_exists_action = SEA_NONE; swap_exists_did_quit = TRUE; # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Restore the error/interrupt/exception state if not discarded by a * new aborting error, interrupt, or uncaught exception. */ leave_cleanup(&cs); # endif } else handle_swap_exists(old_curbuf); # endif } #endif #if defined(HAS_SWAP_EXISTS_ACTION) || defined(PROTO) /* * Handle the situation of swap_exists_action being set. * It is allowed for "old_curbuf" to be NULL or invalid. */ void handle_swap_exists(old_curbuf) buf_T *old_curbuf; { # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) cleanup_T cs; # endif if (swap_exists_action == SEA_QUIT) { # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Reset the error/interrupt/exception state here so that * aborting() returns FALSE when closing a buffer. */ enter_cleanup(&cs); # endif /* User selected Quit at ATTENTION prompt. Go back to previous * buffer. If that buffer is gone or the same as the current one, * open a new, empty buffer. */ swap_exists_action = SEA_NONE; /* don't want it again */ swap_exists_did_quit = TRUE; close_buffer(curwin, curbuf, DOBUF_UNLOAD); if (!buf_valid(old_curbuf) || old_curbuf == curbuf) old_curbuf = buflist_new(NULL, NULL, 1L, BLN_CURBUF | BLN_LISTED); if (old_curbuf != NULL) enter_buffer(old_curbuf); /* If "old_curbuf" is NULL we are in big trouble here... */ # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Restore the error/interrupt/exception state if not discarded by a * new aborting error, interrupt, or uncaught exception. */ leave_cleanup(&cs); # endif } else if (swap_exists_action == SEA_RECOVER) { # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Reset the error/interrupt/exception state here so that * aborting() returns FALSE when closing a buffer. */ enter_cleanup(&cs); # endif /* User selected Recover at ATTENTION prompt. */ msg_scroll = TRUE; ml_recover(); MSG_PUTS("\n"); /* don't overwrite the last message */ cmdline_row = msg_row; do_modelines(0); # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Restore the error/interrupt/exception state if not discarded by a * new aborting error, interrupt, or uncaught exception. */ leave_cleanup(&cs); # endif } swap_exists_action = SEA_NONE; } #endif #if defined(FEAT_LISTCMDS) || defined(PROTO) /* * do_bufdel() - delete or unload buffer(s) * * addr_count == 0: ":bdel" - delete current buffer * addr_count == 1: ":N bdel" or ":bdel N [N ..]" - first delete * buffer "end_bnr", then any other arguments. * addr_count == 2: ":N,N bdel" - delete buffers in range * * command can be DOBUF_UNLOAD (":bunload"), DOBUF_WIPE (":bwipeout") or * DOBUF_DEL (":bdel") * * Returns error message or NULL */ char_u * do_bufdel(command, arg, addr_count, start_bnr, end_bnr, forceit) int command; char_u *arg; /* pointer to extra arguments */ int addr_count; int start_bnr; /* first buffer number in a range */ int end_bnr; /* buffer nr or last buffer nr in a range */ int forceit; { int do_current = 0; /* delete current buffer? */ int deleted = 0; /* number of buffers deleted */ char_u *errormsg = NULL; /* return value */ int bnr; /* buffer number */ char_u *p; #ifdef FEAT_NETBEANS_INTG netbeansCloseFile = 1; #endif if (addr_count == 0) { (void)do_buffer(command, DOBUF_CURRENT, FORWARD, 0, forceit); } else { if (addr_count == 2) { if (*arg) /* both range and argument is not allowed */ return (char_u *)_(e_trailing); bnr = start_bnr; } else /* addr_count == 1 */ bnr = end_bnr; for ( ;!got_int; ui_breakcheck()) { /* * delete the current buffer last, otherwise when the * current buffer is deleted, the next buffer becomes * the current one and will be loaded, which may then * also be deleted, etc. */ if (bnr == curbuf->b_fnum) do_current = bnr; else if (do_buffer(command, DOBUF_FIRST, FORWARD, (int)bnr, forceit) == OK) ++deleted; /* * find next buffer number to delete/unload */ if (addr_count == 2) { if (++bnr > end_bnr) break; } else /* addr_count == 1 */ { arg = skipwhite(arg); if (*arg == NUL) break; if (!VIM_ISDIGIT(*arg)) { p = skiptowhite_esc(arg); bnr = buflist_findpat(arg, p, command == DOBUF_WIPE, FALSE); if (bnr < 0) /* failed */ break; arg = p; } else bnr = getdigits(&arg); } } if (!got_int && do_current && do_buffer(command, DOBUF_FIRST, FORWARD, do_current, forceit) == OK) ++deleted; if (deleted == 0) { if (command == DOBUF_UNLOAD) STRCPY(IObuff, _("E515: No buffers were unloaded")); else if (command == DOBUF_DEL) STRCPY(IObuff, _("E516: No buffers were deleted")); else STRCPY(IObuff, _("E517: No buffers were wiped out")); errormsg = IObuff; } else if (deleted >= p_report) { if (command == DOBUF_UNLOAD) { if (deleted == 1) MSG(_("1 buffer unloaded")); else smsg((char_u *)_("%d buffers unloaded"), deleted); } else if (command == DOBUF_DEL) { if (deleted == 1) MSG(_("1 buffer deleted")); else smsg((char_u *)_("%d buffers deleted"), deleted); } else { if (deleted == 1) MSG(_("1 buffer wiped out")); else smsg((char_u *)_("%d buffers wiped out"), deleted); } } } #ifdef FEAT_NETBEANS_INTG netbeansCloseFile = 0; #endif return errormsg; } /* * Implementation of the commands for the buffer list. * * action == DOBUF_GOTO go to specified buffer * action == DOBUF_SPLIT split window and go to specified buffer * action == DOBUF_UNLOAD unload specified buffer(s) * action == DOBUF_DEL delete specified buffer(s) from buffer list * action == DOBUF_WIPE delete specified buffer(s) really * * start == DOBUF_CURRENT go to "count" buffer from current buffer * start == DOBUF_FIRST go to "count" buffer from first buffer * start == DOBUF_LAST go to "count" buffer from last buffer * start == DOBUF_MOD go to "count" modified buffer from current buffer * * Return FAIL or OK. */ int do_buffer(action, start, dir, count, forceit) int action; int start; int dir; /* FORWARD or BACKWARD */ int count; /* buffer number or number of buffers */ int forceit; /* TRUE for :...! */ { buf_T *buf; buf_T *bp; int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL || action == DOBUF_WIPE); switch (start) { case DOBUF_FIRST: buf = firstbuf; break; case DOBUF_LAST: buf = lastbuf; break; default: buf = curbuf; break; } if (start == DOBUF_MOD) /* find next modified buffer */ { while (count-- > 0) { do { buf = buf->b_next; if (buf == NULL) buf = firstbuf; } while (buf != curbuf && !bufIsChanged(buf)); } if (!bufIsChanged(buf)) { EMSG(_("E84: No modified buffer found")); return FAIL; } } else if (start == DOBUF_FIRST && count) /* find specified buffer number */ { while (buf != NULL && buf->b_fnum != count) buf = buf->b_next; } else { bp = NULL; while (count > 0 || (!unload && !buf->b_p_bl && bp != buf)) { /* remember the buffer where we start, we come back there when all * buffers are unlisted. */ if (bp == NULL) bp = buf; if (dir == FORWARD) { buf = buf->b_next; if (buf == NULL) buf = firstbuf; } else { buf = buf->b_prev; if (buf == NULL) buf = lastbuf; } /* don't count unlisted buffers */ if (unload || buf->b_p_bl) { --count; bp = NULL; /* use this buffer as new starting point */ } if (bp == buf) { /* back where we started, didn't find anything. */ EMSG(_("E85: There is no listed buffer")); return FAIL; } } } if (buf == NULL) /* could not find it */ { if (start == DOBUF_FIRST) { /* don't warn when deleting */ if (!unload) EMSGN(_("E86: Buffer %ld does not exist"), count); } else if (dir == FORWARD) EMSG(_("E87: Cannot go beyond last buffer")); else EMSG(_("E88: Cannot go before first buffer")); return FAIL; } #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif #ifdef FEAT_LISTCMDS /* * delete buffer buf from memory and/or the list */ if (unload) { int forward; int retval; /* When unloading or deleting a buffer that's already unloaded and * unlisted: fail silently. */ if (action != DOBUF_WIPE && buf->b_ml.ml_mfp == NULL && !buf->b_p_bl) return FAIL; if (!forceit && bufIsChanged(buf)) { #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) if ((p_confirm || cmdmod.confirm) && p_write) { dialog_changed(buf, FALSE); # ifdef FEAT_AUTOCMD if (!buf_valid(buf)) /* Autocommand deleted buffer, oops! It's not changed * now. */ return FAIL; # endif /* If it's still changed fail silently, the dialog already * mentioned why it fails. */ if (bufIsChanged(buf)) return FAIL; } else #endif { EMSGN(_("E89: No write since last change for buffer %ld (add ! to override)"), buf->b_fnum); return FAIL; } } /* * If deleting the last (listed) buffer, make it empty. * The last (listed) buffer cannot be unloaded. */ for (bp = firstbuf; bp != NULL; bp = bp->b_next) if (bp->b_p_bl && bp != buf) break; if (bp == NULL && buf == curbuf) { if (action == DOBUF_UNLOAD) { EMSG(_("E90: Cannot unload last buffer")); return FAIL; } /* Close any other windows on this buffer, then make it empty. */ #ifdef FEAT_WINDOWS close_windows(buf, TRUE); #endif setpcmark(); retval = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, forceit ? ECMD_FORCEIT : 0); /* * do_ecmd() may create a new buffer, then we have to delete * the old one. But do_ecmd() may have done that already, check * if the buffer still exists. */ if (buf != curbuf && buf_valid(buf) && buf->b_nwindows == 0) close_buffer(NULL, buf, action); return retval; } #ifdef FEAT_WINDOWS /* * If the deleted buffer is the current one, close the current window * (unless it's the only window). Repeat this so long as we end up in * a window with this buffer. */ while (buf == curbuf && (firstwin != lastwin || first_tabpage->tp_next != NULL)) win_close(curwin, FALSE); #endif /* * If the buffer to be deleted is not the current one, delete it here. */ if (buf != curbuf) { #ifdef FEAT_WINDOWS close_windows(buf, FALSE); #endif if (buf != curbuf && buf_valid(buf) && buf->b_nwindows <= 0) close_buffer(NULL, buf, action); return OK; } /* * Deleting the current buffer: Need to find another buffer to go to. * There must be another, otherwise it would have been handled above. * First use au_new_curbuf, if it is valid. * Then prefer the buffer we most recently visited. * Else try to find one that is loaded, after the current buffer, * then before the current buffer. * Finally use any buffer. */ buf = NULL; /* selected buffer */ bp = NULL; /* used when no loaded buffer found */ #ifdef FEAT_AUTOCMD if (au_new_curbuf != NULL && buf_valid(au_new_curbuf)) buf = au_new_curbuf; # ifdef FEAT_JUMPLIST else # endif #endif #ifdef FEAT_JUMPLIST if (curwin->w_jumplistlen > 0) { int jumpidx; jumpidx = curwin->w_jumplistidx - 1; if (jumpidx < 0) jumpidx = curwin->w_jumplistlen - 1; forward = jumpidx; while (jumpidx != curwin->w_jumplistidx) { buf = buflist_findnr(curwin->w_jumplist[jumpidx].fmark.fnum); if (buf != NULL) { if (buf == curbuf || !buf->b_p_bl) buf = NULL; /* skip current and unlisted bufs */ else if (buf->b_ml.ml_mfp == NULL) { /* skip unloaded buf, but may keep it for later */ if (bp == NULL) bp = buf; buf = NULL; } } if (buf != NULL) /* found a valid buffer: stop searching */ break; /* advance to older entry in jump list */ if (!jumpidx && curwin->w_jumplistidx == curwin->w_jumplistlen) break; if (--jumpidx < 0) jumpidx = curwin->w_jumplistlen - 1; if (jumpidx == forward) /* List exhausted for sure */ break; } } #endif if (buf == NULL) /* No previous buffer, Try 2'nd approach */ { forward = TRUE; buf = curbuf->b_next; for (;;) { if (buf == NULL) { if (!forward) /* tried both directions */ break; buf = curbuf->b_prev; forward = FALSE; continue; } /* in non-help buffer, try to skip help buffers, and vv */ if (buf->b_help == curbuf->b_help && buf->b_p_bl) { if (buf->b_ml.ml_mfp != NULL) /* found loaded buffer */ break; if (bp == NULL) /* remember unloaded buf for later */ bp = buf; } if (forward) buf = buf->b_next; else buf = buf->b_prev; } } if (buf == NULL) /* No loaded buffer, use unloaded one */ buf = bp; if (buf == NULL) /* No loaded buffer, find listed one */ { for (buf = firstbuf; buf != NULL; buf = buf->b_next) if (buf->b_p_bl && buf != curbuf) break; } if (buf == NULL) /* Still no buffer, just take one */ { if (curbuf->b_next != NULL) buf = curbuf->b_next; else buf = curbuf->b_prev; } } /* * make buf current buffer */ if (action == DOBUF_SPLIT) /* split window first */ { # ifdef FEAT_WINDOWS /* If 'switchbuf' contains "useopen": jump to first window containing * "buf" if one exists */ if ((swb_flags & SWB_USEOPEN) && buf_jump_open_win(buf)) return OK; /* If 'switchbuf' contians "usetab": jump to first window in any tab * page containing "buf" if one exists */ if ((swb_flags & SWB_USETAB) && buf_jump_open_tab(buf)) return OK; if (win_split(0, 0) == FAIL) # endif return FAIL; } #endif /* go to current buffer - nothing to do */ if (buf == curbuf) return OK; /* * Check if the current buffer may be abandoned. */ if (action == DOBUF_GOTO && !can_abandon(curbuf, forceit)) { #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) if ((p_confirm || cmdmod.confirm) && p_write) { dialog_changed(curbuf, FALSE); # ifdef FEAT_AUTOCMD if (!buf_valid(buf)) /* Autocommand deleted buffer, oops! */ return FAIL; # endif } if (bufIsChanged(curbuf)) #endif { EMSG(_(e_nowrtmsg)); return FAIL; } } /* Go to the other buffer. */ set_curbuf(buf, action); #if defined(FEAT_LISTCMDS) && defined(FEAT_SCROLLBIND) if (action == DOBUF_SPLIT) curwin->w_p_scb = FALSE; /* reset 'scrollbind' */ #endif #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) if (aborting()) /* autocmds may abort script processing */ return FAIL; #endif return OK; } #endif /* FEAT_LISTCMDS */ /* * Set current buffer to "buf". Executes autocommands and closes current * buffer. "action" tells how to close the current buffer: * DOBUF_GOTO free or hide it * DOBUF_SPLIT nothing * DOBUF_UNLOAD unload it * DOBUF_DEL delete it * DOBUF_WIPE wipe it out */ void set_curbuf(buf, action) buf_T *buf; int action; { buf_T *prevbuf; int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL || action == DOBUF_WIPE); setpcmark(); if (!cmdmod.keepalt) curwin->w_alt_fnum = curbuf->b_fnum; /* remember alternate file */ buflist_altfpos(); /* remember curpos */ #ifdef FEAT_VISUAL /* Don't restart Select mode after switching to another buffer. */ VIsual_reselect = FALSE; #endif /* close_windows() or apply_autocmds() may change curbuf */ prevbuf = curbuf; #ifdef FEAT_AUTOCMD apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); # ifdef FEAT_EVAL if (buf_valid(prevbuf) && !aborting()) # else if (buf_valid(prevbuf)) # endif #endif { #ifdef FEAT_WINDOWS if (unload) close_windows(prevbuf, FALSE); #endif #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) if (buf_valid(prevbuf) && !aborting()) #else if (buf_valid(prevbuf)) #endif { if (prevbuf == curbuf) u_sync(FALSE); close_buffer(prevbuf == curwin->w_buffer ? curwin : NULL, prevbuf, unload ? action : (action == DOBUF_GOTO && !P_HID(prevbuf) && !bufIsChanged(prevbuf)) ? DOBUF_UNLOAD : 0); } } #ifdef FEAT_AUTOCMD # ifdef FEAT_EVAL /* An autocommand may have deleted buf or aborted the script processing! */ if (buf_valid(buf) && !aborting()) # else if (buf_valid(buf)) /* an autocommand may have deleted buf! */ # endif #endif enter_buffer(buf); } /* * Enter a new current buffer. * Old curbuf must have been abandoned already! */ void enter_buffer(buf) buf_T *buf; { /* Copy buffer and window local option values. Not for a help buffer. */ buf_copy_options(buf, BCO_ENTER | BCO_NOHELP); if (!buf->b_help) get_winopts(buf); #ifdef FEAT_FOLDING else /* Remove all folds in the window. */ clearFolding(curwin); foldUpdateAll(curwin); /* update folds (later). */ #endif /* Get the buffer in the current window. */ curwin->w_buffer = buf; curbuf = buf; ++curbuf->b_nwindows; #ifdef FEAT_DIFF if (curwin->w_p_diff) diff_buf_add(curbuf); #endif /* Cursor on first line by default. */ curwin->w_cursor.lnum = 1; curwin->w_cursor.col = 0; #ifdef FEAT_VIRTUALEDIT curwin->w_cursor.coladd = 0; #endif curwin->w_set_curswant = TRUE; /* Make sure the buffer is loaded. */ if (curbuf->b_ml.ml_mfp == NULL) /* need to load the file */ { #ifdef FEAT_AUTOCMD /* If there is no filetype, allow for detecting one. Esp. useful for * ":ball" used in a autocommand. If there already is a filetype we * might prefer to keep it. */ if (*curbuf->b_p_ft == NUL) did_filetype = FALSE; #endif open_buffer(FALSE, NULL); } else { if (!msg_silent) need_fileinfo = TRUE; /* display file info after redraw */ (void)buf_check_timestamp(curbuf, FALSE); /* check if file changed */ #ifdef FEAT_AUTOCMD curwin->w_topline = 1; # ifdef FEAT_DIFF curwin->w_topfill = 0; # endif apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); apply_autocmds(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf); #endif } /* If autocommands did not change the cursor position, restore cursor lnum * and possibly cursor col. */ if (curwin->w_cursor.lnum == 1 && inindent(0)) buflist_getfpos(); check_arg_idx(curwin); /* check for valid arg_idx */ #ifdef FEAT_TITLE maketitle(); #endif #ifdef FEAT_AUTOCMD if (curwin->w_topline == 1) /* when autocmds didn't change it */ #endif scroll_cursor_halfway(FALSE); /* redisplay at correct position */ #ifdef FEAT_NETBEANS_INTG /* Send fileOpened event because we've changed buffers. */ if (usingNetbeans && isNetbeansBuffer(curbuf)) netbeans_file_activated(curbuf); #endif /* Change directories when the 'acd' option is set. */ DO_AUTOCHDIR #ifdef FEAT_KEYMAP if (curbuf->b_kmap_state & KEYMAP_INIT) keymap_init(); #endif #ifdef FEAT_SPELL /* May need to set the spell language. Can only do this after the buffer * has been properly setup. */ if (!curbuf->b_help && curwin->w_p_spell && *curbuf->b_p_spl != NUL) did_set_spelllang(curbuf); #endif redraw_later(NOT_VALID); } #if defined(FEAT_AUTOCHDIR) || defined(PROTO) /* * Change to the directory of the current buffer. */ void do_autochdir() { if (curbuf->b_ffname != NULL && vim_chdirfile(curbuf->b_ffname) == OK) shorten_fnames(TRUE); } #endif /* * functions for dealing with the buffer list */ /* * Add a file name to the buffer list. Return a pointer to the buffer. * If the same file name already exists return a pointer to that buffer. * If it does not exist, or if fname == NULL, a new entry is created. * If (flags & BLN_CURBUF) is TRUE, may use current buffer. * If (flags & BLN_LISTED) is TRUE, add new buffer to buffer list. * If (flags & BLN_DUMMY) is TRUE, don't count it as a real buffer. * This is the ONLY way to create a new buffer. */ static int top_file_num = 1; /* highest file number */ buf_T * buflist_new(ffname, sfname, lnum, flags) char_u *ffname; /* full path of fname or relative */ char_u *sfname; /* short fname or NULL */ linenr_T lnum; /* preferred cursor line */ int flags; /* BLN_ defines */ { buf_T *buf; #ifdef UNIX struct stat st; #endif fname_expand(curbuf, &ffname, &sfname); /* will allocate ffname */ /* * If file name already exists in the list, update the entry. */ #ifdef UNIX /* On Unix we can use inode numbers when the file exists. Works better * for hard links. */ if (sfname == NULL || mch_stat((char *)sfname, &st) < 0) st.st_dev = (dev_T)-1; #endif if (ffname != NULL && !(flags & BLN_DUMMY) && (buf = #ifdef UNIX buflist_findname_stat(ffname, &st) #else buflist_findname(ffname) #endif ) != NULL) { vim_free(ffname); if (lnum != 0) buflist_setfpos(buf, curwin, lnum, (colnr_T)0, FALSE); /* copy the options now, if 'cpo' doesn't have 's' and not done * already */ buf_copy_options(buf, 0); if ((flags & BLN_LISTED) && !buf->b_p_bl) { buf->b_p_bl = TRUE; #ifdef FEAT_AUTOCMD if (!(flags & BLN_DUMMY)) apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf); #endif } return buf; } /* * If the current buffer has no name and no contents, use the current * buffer. Otherwise: Need to allocate a new buffer structure. * * This is the ONLY place where a new buffer structure is allocated! * (A spell file buffer is allocated in spell.c, but that's not a normal * buffer.) */ buf = NULL; if ((flags & BLN_CURBUF) && curbuf != NULL && curbuf->b_ffname == NULL && curbuf->b_nwindows <= 1 && (curbuf->b_ml.ml_mfp == NULL || bufempty())) { buf = curbuf; #ifdef FEAT_AUTOCMD /* It's like this buffer is deleted. Watch out for autocommands that * change curbuf! If that happens, allocate a new buffer anyway. */ if (curbuf->b_p_bl) apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); if (buf == curbuf) apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf); # ifdef FEAT_EVAL if (aborting()) /* autocmds may abort script processing */ return NULL; # endif #endif #ifdef FEAT_QUICKFIX # ifdef FEAT_AUTOCMD if (buf == curbuf) # endif { /* Make sure 'bufhidden' and 'buftype' are empty */ clear_string_option(&buf->b_p_bh); clear_string_option(&buf->b_p_bt); } #endif } if (buf != curbuf || curbuf == NULL) { buf = (buf_T *)alloc_clear((unsigned)sizeof(buf_T)); if (buf == NULL) { vim_free(ffname); return NULL; } } if (ffname != NULL) { buf->b_ffname = ffname; buf->b_sfname = vim_strsave(sfname); } clear_wininfo(buf); buf->b_wininfo = (wininfo_T *)alloc_clear((unsigned)sizeof(wininfo_T)); if ((ffname != NULL && (buf->b_ffname == NULL || buf->b_sfname == NULL)) || buf->b_wininfo == NULL) { vim_free(buf->b_ffname); buf->b_ffname = NULL; vim_free(buf->b_sfname); buf->b_sfname = NULL; if (buf != curbuf) free_buffer(buf); return NULL; } if (buf == curbuf) { /* free all things allocated for this buffer */ buf_freeall(buf, FALSE, FALSE); if (buf != curbuf) /* autocommands deleted the buffer! */ return NULL; #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) if (aborting()) /* autocmds may abort script processing */ return NULL; #endif /* buf->b_nwindows = 0; why was this here? */ free_buffer_stuff(buf, FALSE); /* delete local variables et al. */ #ifdef FEAT_KEYMAP /* need to reload lmaps and set b:keymap_name */ curbuf->b_kmap_state |= KEYMAP_INIT; #endif } else { /* * put new buffer at the end of the buffer list */ buf->b_next = NULL; if (firstbuf == NULL) /* buffer list is empty */ { buf->b_prev = NULL; firstbuf = buf; } else /* append new buffer at end of list */ { lastbuf->b_next = buf; buf->b_prev = lastbuf; } lastbuf = buf; buf->b_fnum = top_file_num++; if (top_file_num < 0) /* wrap around (may cause duplicates) */ { EMSG(_("W14: Warning: List of file names overflow")); if (emsg_silent == 0) { out_flush(); ui_delay(3000L, TRUE); /* make sure it is noticed */ } top_file_num = 1; } /* * Always copy the options from the current buffer. */ buf_copy_options(buf, BCO_ALWAYS); } buf->b_wininfo->wi_fpos.lnum = lnum; buf->b_wininfo->wi_win = curwin; #ifdef FEAT_EVAL init_var_dict(&buf->b_vars, &buf->b_bufvar); /* init b: variables */ #endif #ifdef FEAT_SYN_HL hash_init(&buf->b_keywtab); hash_init(&buf->b_keywtab_ic); #endif buf->b_fname = buf->b_sfname; #ifdef UNIX if (st.st_dev == (dev_T)-1) buf->b_dev = -1; else { buf->b_dev = st.st_dev; buf->b_ino = st.st_ino; } #endif buf->b_u_synced = TRUE; buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED; if (flags & BLN_DUMMY) buf->b_flags |= BF_DUMMY; buf_clear_file(buf); clrallmarks(buf); /* clear marks */ fmarks_check_names(buf); /* check file marks for this file */ buf->b_p_bl = (flags & BLN_LISTED) ? TRUE : FALSE; /* init 'buflisted' */ #ifdef FEAT_AUTOCMD if (!(flags & BLN_DUMMY)) { apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, buf); if (flags & BLN_LISTED) apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf); # ifdef FEAT_EVAL if (aborting()) /* autocmds may abort script processing */ return NULL; # endif } #endif return buf; } /* * Free the memory for the options of a buffer. * If "free_p_ff" is TRUE also free 'fileformat', 'buftype' and * 'fileencoding'. */ void free_buf_options(buf, free_p_ff) buf_T *buf; int free_p_ff; { if (free_p_ff) { #ifdef FEAT_MBYTE clear_string_option(&buf->b_p_fenc); #endif clear_string_option(&buf->b_p_ff); #ifdef FEAT_QUICKFIX clear_string_option(&buf->b_p_bh); clear_string_option(&buf->b_p_bt); #endif } #ifdef FEAT_FIND_ID clear_string_option(&buf->b_p_def); clear_string_option(&buf->b_p_inc); # ifdef FEAT_EVAL clear_string_option(&buf->b_p_inex); # endif #endif #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) clear_string_option(&buf->b_p_inde); clear_string_option(&buf->b_p_indk); #endif #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) clear_string_option(&buf->b_p_bexpr); #endif #if defined(FEAT_EVAL) clear_string_option(&buf->b_p_fex); #endif #ifdef FEAT_CRYPT clear_string_option(&buf->b_p_key); #endif clear_string_option(&buf->b_p_kp); clear_string_option(&buf->b_p_mps); clear_string_option(&buf->b_p_fo); clear_string_option(&buf->b_p_flp); clear_string_option(&buf->b_p_isk); #ifdef FEAT_KEYMAP clear_string_option(&buf->b_p_keymap); ga_clear(&buf->b_kmap_ga); #endif #ifdef FEAT_COMMENTS clear_string_option(&buf->b_p_com); #endif #ifdef FEAT_FOLDING clear_string_option(&buf->b_p_cms); #endif clear_string_option(&buf->b_p_nf); #ifdef FEAT_SYN_HL clear_string_option(&buf->b_p_syn); #endif #ifdef FEAT_SPELL clear_string_option(&buf->b_p_spc); clear_string_option(&buf->b_p_spf); vim_free(buf->b_cap_prog); buf->b_cap_prog = NULL; clear_string_option(&buf->b_p_spl); #endif #ifdef FEAT_SEARCHPATH clear_string_option(&buf->b_p_sua); #endif #ifdef FEAT_AUTOCMD clear_string_option(&buf->b_p_ft); #endif #ifdef FEAT_OSFILETYPE clear_string_option(&buf->b_p_oft); #endif #ifdef FEAT_CINDENT clear_string_option(&buf->b_p_cink); clear_string_option(&buf->b_p_cino); #endif #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) clear_string_option(&buf->b_p_cinw); #endif #ifdef FEAT_INS_EXPAND clear_string_option(&buf->b_p_cpt); #endif #ifdef FEAT_COMPL_FUNC clear_string_option(&buf->b_p_cfu); clear_string_option(&buf->b_p_ofu); #endif #ifdef FEAT_QUICKFIX clear_string_option(&buf->b_p_gp); clear_string_option(&buf->b_p_mp); clear_string_option(&buf->b_p_efm); #endif clear_string_option(&buf->b_p_ep); clear_string_option(&buf->b_p_path); clear_string_option(&buf->b_p_tags); #ifdef FEAT_INS_EXPAND clear_string_option(&buf->b_p_dict); clear_string_option(&buf->b_p_tsr); #endif #ifdef FEAT_TEXTOBJ clear_string_option(&buf->b_p_qe); #endif buf->b_p_ar = -1; } /* * get alternate file n * set linenr to lnum or altfpos.lnum if lnum == 0 * also set cursor column to altfpos.col if 'startofline' is not set. * if (options & GETF_SETMARK) call setpcmark() * if (options & GETF_ALT) we are jumping to an alternate file. * if (options & GETF_SWITCH) respect 'switchbuf' settings when jumping * * return FAIL for failure, OK for success */ int buflist_getfile(n, lnum, options, forceit) int n; linenr_T lnum; int options; int forceit; { buf_T *buf; #ifdef FEAT_WINDOWS win_T *wp = NULL; #endif pos_T *fpos; colnr_T col; buf = buflist_findnr(n); if (buf == NULL) { if ((options & GETF_ALT) && n == 0) EMSG(_(e_noalt)); else EMSGN(_("E92: Buffer %ld not found"), n); return FAIL; } /* if alternate file is the current buffer, nothing to do */ if (buf == curbuf) return OK; if (text_locked()) { text_locked_msg(); return FAIL; } #ifdef FEAT_AUTOCMD if (curbuf_locked()) return FAIL; #endif /* altfpos may be changed by getfile(), get it now */ if (lnum == 0) { fpos = buflist_findfpos(buf); lnum = fpos->lnum; col = fpos->col; } else col = 0; #ifdef FEAT_WINDOWS if (options & GETF_SWITCH) { /* If 'switchbuf' contains "useopen": jump to first window containing * "buf" if one exists */ if (swb_flags & SWB_USEOPEN) wp = buf_jump_open_win(buf); /* If 'switchbuf' contians "usetab": jump to first window in any tab * page containing "buf" if one exists */ if (wp == NULL && (swb_flags & SWB_USETAB)) wp = buf_jump_open_tab(buf); /* If 'switchbuf' contains "split" or "newtab" and the current buffer * isn't empty: open new window */ if (wp == NULL && (swb_flags & (SWB_SPLIT | SWB_NEWTAB)) && !bufempty()) { if (swb_flags & SWB_NEWTAB) /* Open in a new tab */ tabpage_new(); else if (win_split(0, 0) == FAIL) /* Open in a new window */ return FAIL; # ifdef FEAT_SCROLLBIND curwin->w_p_scb = FALSE; # endif } } #endif ++RedrawingDisabled; if (getfile(buf->b_fnum, NULL, NULL, (options & GETF_SETMARK), lnum, forceit) <= 0) { --RedrawingDisabled; /* cursor is at to BOL and w_cursor.lnum is checked due to getfile() */ if (!p_sol && col != 0) { curwin->w_cursor.col = col; check_cursor_col(); #ifdef FEAT_VIRTUALEDIT curwin->w_cursor.coladd = 0; #endif curwin->w_set_curswant = TRUE; } return OK; } --RedrawingDisabled; return FAIL; } /* * go to the last know line number for the current buffer */ void buflist_getfpos() { pos_T *fpos; fpos = buflist_findfpos(curbuf); curwin->w_cursor.lnum = fpos->lnum; check_cursor_lnum(); if (p_sol) curwin->w_cursor.col = 0; else { curwin->w_cursor.col = fpos->col; check_cursor_col(); #ifdef FEAT_VIRTUALEDIT curwin->w_cursor.coladd = 0; #endif curwin->w_set_curswant = TRUE; } } #if defined(FEAT_QUICKFIX) || defined(FEAT_EVAL) || defined(PROTO) /* * Find file in buffer list by name (it has to be for the current window). * Returns NULL if not found. */ buf_T * buflist_findname_exp(fname) char_u *fname; { char_u *ffname; buf_T *buf = NULL; /* First make the name into a full path name */ ffname = FullName_save(fname, #ifdef UNIX TRUE /* force expansion, get rid of symbolic links */ #else FALSE #endif ); if (ffname != NULL) { buf = buflist_findname(ffname); vim_free(ffname); } return buf; } #endif /* * Find file in buffer list by name (it has to be for the current window). * "ffname" must have a full path. * Skips dummy buffers. * Returns NULL if not found. */ buf_T * buflist_findname(ffname) char_u *ffname; { #ifdef UNIX struct stat st; if (mch_stat((char *)ffname, &st) < 0) st.st_dev = (dev_T)-1; return buflist_findname_stat(ffname, &st); } /* * Same as buflist_findname(), but pass the stat structure to avoid getting it * twice for the same file. * Returns NULL if not found. */ static buf_T * buflist_findname_stat(ffname, stp) char_u *ffname; struct stat *stp; { #endif buf_T *buf; for (buf = firstbuf; buf != NULL; buf = buf->b_next) if ((buf->b_flags & BF_DUMMY) == 0 && !otherfile_buf(buf, ffname #ifdef UNIX , stp #endif )) return buf; return NULL; } #if defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL) || defined(PROTO) /* * Find file in buffer list by a regexp pattern. * Return fnum of the found buffer. * Return < 0 for error. */ /*ARGSUSED*/ int buflist_findpat(pattern, pattern_end, unlisted, diffmode) char_u *pattern; char_u *pattern_end; /* pointer to first char after pattern */ int unlisted; /* find unlisted buffers */ int diffmode; /* find diff-mode buffers only */ { buf_T *buf; regprog_T *prog; int match = -1; int find_listed; char_u *pat; char_u *patend; int attempt; char_u *p; int toggledollar; if (pattern_end == pattern + 1 && (*pattern == '%' || *pattern == '#')) { if (*pattern == '%') match = curbuf->b_fnum; else match = curwin->w_alt_fnum; #ifdef FEAT_DIFF if (diffmode && !diff_mode_buf(buflist_findnr(match))) match = -1; #endif } /* * Try four ways of matching a listed buffer: * attempt == 0: without '^' or '$' (at any position) * attempt == 1: with '^' at start (only at position 0) * attempt == 2: with '$' at end (only match at end) * attempt == 3: with '^' at start and '$' at end (only full match) * Repeat this for finding an unlisted buffer if there was no matching * listed buffer. */ else { pat = file_pat_to_reg_pat(pattern, pattern_end, NULL, FALSE); if (pat == NULL) return -1; patend = pat + STRLEN(pat) - 1; toggledollar = (patend > pat && *patend == '$'); /* First try finding a listed buffer. If not found and "unlisted" * is TRUE, try finding an unlisted buffer. */ find_listed = TRUE; for (;;) { for (attempt = 0; attempt <= 3; ++attempt) { /* may add '^' and '$' */ if (toggledollar) *patend = (attempt < 2) ? NUL : '$'; /* add/remove '$' */ p = pat; if (*p == '^' && !(attempt & 1)) /* add/remove '^' */ ++p; prog = vim_regcomp(p, p_magic ? RE_MAGIC : 0); if (prog == NULL) { vim_free(pat); return -1; } for (buf = firstbuf; buf != NULL; buf = buf->b_next) if (buf->b_p_bl == find_listed #ifdef FEAT_DIFF && (!diffmode || diff_mode_buf(buf)) #endif && buflist_match(prog, buf) != NULL) { if (match >= 0) /* already found a match */ { match = -2; break; } match = buf->b_fnum; /* remember first match */ } vim_free(prog); if (match >= 0) /* found one match */ break; } /* Only search for unlisted buffers if there was no match with * a listed buffer. */ if (!unlisted || !find_listed || match != -1) break; find_listed = FALSE; } vim_free(pat); } if (match == -2) EMSG2(_("E93: More than one match for %s"), pattern); else if (match < 0) EMSG2(_("E94: No matching buffer for %s"), pattern); return match; } #endif #if defined(FEAT_CMDL_COMPL) || defined(PROTO) /* * Find all buffer names that match. * For command line expansion of ":buf" and ":sbuf". * Return OK if matches found, FAIL otherwise. */ int ExpandBufnames(pat, num_file, file, options) char_u *pat; int *num_file; char_u ***file; int options; { int count = 0; buf_T *buf; int round; char_u *p; int attempt; regprog_T *prog; char_u *patc; *num_file = 0; /* return values in case of FAIL */ *file = NULL; /* Make a copy of "pat" and change "^" to "\(^\|[\/]\)". */ if (*pat == '^') { patc = alloc((unsigned)STRLEN(pat) + 11); if (patc == NULL) return FAIL; STRCPY(patc, "\\(^\\|[\\/]\\)"); STRCPY(patc + 11, pat + 1); } else patc = pat; /* * attempt == 0: try match with '\<', match at start of word * attempt == 1: try match without '\<', match anywhere */ for (attempt = 0; attempt <= 1; ++attempt) { if (attempt > 0 && patc == pat) break; /* there was no anchor, no need to try again */ prog = vim_regcomp(patc + attempt * 11, RE_MAGIC); if (prog == NULL) { if (patc != pat) vim_free(patc); return FAIL; } /* * round == 1: Count the matches. * round == 2: Build the array to keep the matches. */ for (round = 1; round <= 2; ++round) { count = 0; for (buf = firstbuf; buf != NULL; buf = buf->b_next) { if (!buf->b_p_bl) /* skip unlisted buffers */ continue; p = buflist_match(prog, buf); if (p != NULL) { if (round == 1) ++count; else { if (options & WILD_HOME_REPLACE) p = home_replace_save(buf, p); else p = vim_strsave(p); (*file)[count++] = p; } } } if (count == 0) /* no match found, break here */ break; if (round == 1) { *file = (char_u **)alloc((unsigned)(count * sizeof(char_u *))); if (*file == NULL) { vim_free(prog); if (patc != pat) vim_free(patc); return FAIL; } } } vim_free(prog); if (count) /* match(es) found, break here */ break; } if (patc != pat) vim_free(patc); *num_file = count; return (count == 0 ? FAIL : OK); } #endif /* FEAT_CMDL_COMPL */ #ifdef HAVE_BUFLIST_MATCH /* * Check for a match on the file name for buffer "buf" with regprog "prog". */ static char_u * buflist_match(prog, buf) regprog_T *prog; buf_T *buf; { char_u *match; /* First try the short file name, then the long file name. */ match = fname_match(prog, buf->b_sfname); if (match == NULL) match = fname_match(prog, buf->b_ffname); return match; } /* * Try matching the regexp in "prog" with file name "name". * Return "name" when there is a match, NULL when not. */ static char_u * fname_match(prog, name) regprog_T *prog; char_u *name; { char_u *match = NULL; char_u *p; regmatch_T regmatch; if (name != NULL) { regmatch.regprog = prog; #ifdef CASE_INSENSITIVE_FILENAME regmatch.rm_ic = TRUE; /* Always ignore case */ #else regmatch.rm_ic = FALSE; /* Never ignore case */ #endif if (vim_regexec(®match, name, (colnr_T)0)) match = name; else { /* Replace $(HOME) with '~' and try matching again. */ p = home_replace_save(NULL, name); if (p != NULL && vim_regexec(®match, p, (colnr_T)0)) match = name; vim_free(p); } } return match; } #endif /* * find file in buffer list by number */ buf_T * buflist_findnr(nr) int nr; { buf_T *buf; if (nr == 0) nr = curwin->w_alt_fnum; for (buf = firstbuf; buf != NULL; buf = buf->b_next) if (buf->b_fnum == nr) return (buf); return NULL; } /* * Get name of file 'n' in the buffer list. * When the file has no name an empty string is returned. * home_replace() is used to shorten the file name (used for marks). * Returns a pointer to allocated memory, of NULL when failed. */ char_u * buflist_nr2name(n, fullname, helptail) int n; int fullname; int helptail; /* for help buffers return tail only */ { buf_T *buf; buf = buflist_findnr(n); if (buf == NULL) return NULL; return home_replace_save(helptail ? buf : NULL, fullname ? buf->b_ffname : buf->b_fname); } /* * Set the "lnum" and "col" for the buffer "buf" and the current window. * When "copy_options" is TRUE save the local window option values. * When "lnum" is 0 only do the options. */ static void buflist_setfpos(buf, win, lnum, col, copy_options) buf_T *buf; win_T *win; linenr_T lnum; colnr_T col; int copy_options; { wininfo_T *wip; for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) if (wip->wi_win == win) break; if (wip == NULL) { /* allocate a new entry */ wip = (wininfo_T *)alloc_clear((unsigned)sizeof(wininfo_T)); if (wip == NULL) return; wip->wi_win = win; if (lnum == 0) /* set lnum even when it's 0 */ lnum = 1; } else { /* remove the entry from the list */ if (wip->wi_prev) wip->wi_prev->wi_next = wip->wi_next; else buf->b_wininfo = wip->wi_next; if (wip->wi_next) wip->wi_next->wi_prev = wip->wi_prev; if (copy_options && wip->wi_optset) { clear_winopt(&wip->wi_opt); #ifdef FEAT_FOLDING deleteFoldRecurse(&wip->wi_folds); #endif } } if (lnum != 0) { wip->wi_fpos.lnum = lnum; wip->wi_fpos.col = col; } if (copy_options) { /* Save the window-specific option values. */ copy_winopt(&win->w_onebuf_opt, &wip->wi_opt); #ifdef FEAT_FOLDING wip->wi_fold_manual = win->w_fold_manual; cloneFoldGrowArray(&win->w_folds, &wip->wi_folds); #endif wip->wi_optset = TRUE; } /* insert the entry in front of the list */ wip->wi_next = buf->b_wininfo; buf->b_wininfo = wip; wip->wi_prev = NULL; if (wip->wi_next) wip->wi_next->wi_prev = wip; return; } /* * Find info for the current window in buffer "buf". * If not found, return the info for the most recently used window. * Returns NULL when there isn't any info. */ static wininfo_T * find_wininfo(buf) buf_T *buf; { wininfo_T *wip; for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) if (wip->wi_win == curwin) break; if (wip == NULL) /* if no fpos for curwin, use the first in the list */ wip = buf->b_wininfo; return wip; } /* * Reset the local window options to the values last used in this window. * If the buffer wasn't used in this window before, use the values from * the most recently used window. If the values were never set, use the * global values for the window. */ void get_winopts(buf) buf_T *buf; { wininfo_T *wip; clear_winopt(&curwin->w_onebuf_opt); #ifdef FEAT_FOLDING clearFolding(curwin); #endif wip = find_wininfo(buf); if (wip != NULL && wip->wi_optset) { copy_winopt(&wip->wi_opt, &curwin->w_onebuf_opt); #ifdef FEAT_FOLDING curwin->w_fold_manual = wip->wi_fold_manual; curwin->w_foldinvalid = TRUE; cloneFoldGrowArray(&wip->wi_folds, &curwin->w_folds); #endif } else copy_winopt(&curwin->w_allbuf_opt, &curwin->w_onebuf_opt); #ifdef FEAT_FOLDING /* Set 'foldlevel' to 'foldlevelstart' if it's not negative. */ if (p_fdls >= 0) curwin->w_p_fdl = p_fdls; #endif } /* * Find the position (lnum and col) for the buffer 'buf' for the current * window. * Returns a pointer to no_position if no position is found. */ pos_T * buflist_findfpos(buf) buf_T *buf; { wininfo_T *wip; static pos_T no_position = {1, 0}; wip = find_wininfo(buf); if (wip != NULL) return &(wip->wi_fpos); else return &no_position; } /* * Find the lnum for the buffer 'buf' for the current window. */ linenr_T buflist_findlnum(buf) buf_T *buf; { return buflist_findfpos(buf)->lnum; } #if defined(FEAT_LISTCMDS) || defined(PROTO) /* * List all know file names (for :files and :buffers command). */ /*ARGSUSED*/ void buflist_list(eap) exarg_T *eap; { buf_T *buf; int len; int i; for (buf = firstbuf; buf != NULL && !got_int; buf = buf->b_next) { /* skip unlisted buffers, unless ! was used */ if (!buf->b_p_bl && !eap->forceit) continue; msg_putchar('\n'); if (buf_spname(buf) != NULL) STRCPY(NameBuff, buf_spname(buf)); else home_replace(buf, buf->b_fname, NameBuff, MAXPATHL, TRUE); len = vim_snprintf((char *)IObuff, IOSIZE - 20, "%3d%c%c%c%c%c \"%s\"", buf->b_fnum, buf->b_p_bl ? ' ' : 'u', buf == curbuf ? '%' : (curwin->w_alt_fnum == buf->b_fnum ? '#' : ' '), buf->b_ml.ml_mfp == NULL ? ' ' : (buf->b_nwindows == 0 ? 'h' : 'a'), !buf->b_p_ma ? '-' : (buf->b_p_ro ? '=' : ' '), (buf->b_flags & BF_READERR) ? 'x' : (bufIsChanged(buf) ? '+' : ' '), NameBuff); /* put "line 999" in column 40 or after the file name */ i = 40 - vim_strsize(IObuff); do { IObuff[len++] = ' '; } while (--i > 0 && len < IOSIZE - 18); vim_snprintf((char *)IObuff + len, IOSIZE - len, _("line %ld"), buf == curbuf ? curwin->w_cursor.lnum : (long)buflist_findlnum(buf)); msg_outtrans(IObuff); out_flush(); /* output one line at a time */ ui_breakcheck(); } } #endif /* * Get file name and line number for file 'fnum'. * Used by DoOneCmd() for translating '%' and '#'. * Used by insert_reg() and cmdline_paste() for '#' register. * Return FAIL if not found, OK for success. */ int buflist_name_nr(fnum, fname, lnum) int fnum; char_u **fname; linenr_T *lnum; { buf_T *buf; buf = buflist_findnr(fnum); if (buf == NULL || buf->b_fname == NULL) return FAIL; *fname = buf->b_fname; *lnum = buflist_findlnum(buf); return OK; } /* * Set the file name for "buf"' to 'ffname', short file name to 'sfname'. * The file name with the full path is also remembered, for when :cd is used. * Returns FAIL for failure (file name already in use by other buffer) * OK otherwise. */ int setfname(buf, ffname, sfname, message) buf_T *buf; char_u *ffname, *sfname; int message; /* give message when buffer already exists */ { buf_T *obuf = NULL; #ifdef UNIX struct stat st; #endif if (ffname == NULL || *ffname == NUL) { /* Removing the name. */ vim_free(buf->b_ffname); vim_free(buf->b_sfname); buf->b_ffname = NULL; buf->b_sfname = NULL; #ifdef UNIX st.st_dev = (dev_T)-1; #endif } else { fname_expand(buf, &ffname, &sfname); /* will allocate ffname */ if (ffname == NULL) /* out of memory */ return FAIL; /* * if the file name is already used in another buffer: * - if the buffer is loaded, fail * - if the buffer is not loaded, delete it from the list */ #ifdef UNIX if (mch_stat((char *)ffname, &st) < 0) st.st_dev = (dev_T)-1; #endif if (!(buf->b_flags & BF_DUMMY)) #ifdef UNIX obuf = buflist_findname_stat(ffname, &st); #else obuf = buflist_findname(ffname); #endif if (obuf != NULL && obuf != buf) { if (obuf->b_ml.ml_mfp != NULL) /* it's loaded, fail */ { if (message) EMSG(_("E95: Buffer with this name already exists")); vim_free(ffname); return FAIL; } close_buffer(NULL, obuf, DOBUF_WIPE); /* delete from the list */ } sfname = vim_strsave(sfname); if (ffname == NULL || sfname == NULL) { vim_free(sfname); vim_free(ffname); return FAIL; } #ifdef USE_FNAME_CASE # ifdef USE_LONG_FNAME if (USE_LONG_FNAME) # endif fname_case(sfname, 0); /* set correct case for short file name */ #endif vim_free(buf->b_ffname); vim_free(buf->b_sfname); buf->b_ffname = ffname; buf->b_sfname = sfname; } buf->b_fname = buf->b_sfname; #ifdef UNIX if (st.st_dev == (dev_T)-1) buf->b_dev = -1; else { buf->b_dev = st.st_dev; buf->b_ino = st.st_ino; } #endif #ifndef SHORT_FNAME buf->b_shortname = FALSE; #endif buf_name_changed(buf); return OK; } /* * Crude way of changing the name of a buffer. Use with care! * The name should be relative to the current directory. */ void buf_set_name(fnum, name) int fnum; char_u *name; { buf_T *buf; buf = buflist_findnr(fnum); if (buf != NULL) { vim_free(buf->b_sfname); vim_free(buf->b_ffname); buf->b_ffname = vim_strsave(name); buf->b_sfname = NULL; /* Allocate ffname and expand into full path. Also resolves .lnk * files on Win32. */ fname_expand(buf, &buf->b_ffname, &buf->b_sfname); buf->b_fname = buf->b_sfname; } } /* * Take care of what needs to be done when the name of buffer "buf" has * changed. */ void buf_name_changed(buf) buf_T *buf; { /* * If the file name changed, also change the name of the swapfile */ if (buf->b_ml.ml_mfp != NULL) ml_setname(buf); if (curwin->w_buffer == buf) check_arg_idx(curwin); /* check file name for arg list */ #ifdef FEAT_TITLE maketitle(); /* set window title */ #endif #ifdef FEAT_WINDOWS status_redraw_all(); /* status lines need to be redrawn */ #endif fmarks_check_names(buf); /* check named file marks */ ml_timestamp(buf); /* reset timestamp */ } /* * set alternate file name for current window * * Used by do_one_cmd(), do_write() and do_ecmd(). * Return the buffer. */ buf_T * setaltfname(ffname, sfname, lnum) char_u *ffname; char_u *sfname; linenr_T lnum; { buf_T *buf; /* Create a buffer. 'buflisted' is not set if it's a new buffer */ buf = buflist_new(ffname, sfname, lnum, 0); if (buf != NULL && !cmdmod.keepalt) curwin->w_alt_fnum = buf->b_fnum; return buf; } /* * Get alternate file name for current window. * Return NULL if there isn't any, and give error message if requested. */ char_u * getaltfname(errmsg) int errmsg; /* give error message */ { char_u *fname; linenr_T dummy; if (buflist_name_nr(0, &fname, &dummy) == FAIL) { if (errmsg) EMSG(_(e_noalt)); return NULL; } return fname; } /* * Add a file name to the buflist and return its number. * Uses same flags as buflist_new(), except BLN_DUMMY. * * used by qf_init(), main() and doarglist() */ int buflist_add(fname, flags) char_u *fname; int flags; { buf_T *buf; buf = buflist_new(fname, NULL, (linenr_T)0, flags); if (buf != NULL) return buf->b_fnum; return 0; } #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) /* * Adjust slashes in file names. Called after 'shellslash' was set. */ void buflist_slash_adjust() { buf_T *bp; for (bp = firstbuf; bp != NULL; bp = bp->b_next) { if (bp->b_ffname != NULL) slash_adjust(bp->b_ffname); if (bp->b_sfname != NULL) slash_adjust(bp->b_sfname); } } #endif /* * Set alternate cursor position for current window. * Also save the local window option values. */ void buflist_altfpos() { buflist_setfpos(curbuf, curwin, curwin->w_cursor.lnum, curwin->w_cursor.col, TRUE); } /* * Return TRUE if 'ffname' is not the same file as current file. * Fname must have a full path (expanded by mch_FullName()). */ int otherfile(ffname) char_u *ffname; { return otherfile_buf(curbuf, ffname #ifdef UNIX , NULL #endif ); } static int otherfile_buf(buf, ffname #ifdef UNIX , stp #endif ) buf_T *buf; char_u *ffname; #ifdef UNIX struct stat *stp; #endif { /* no name is different */ if (ffname == NULL || *ffname == NUL || buf->b_ffname == NULL) return TRUE; if (fnamecmp(ffname, buf->b_ffname) == 0) return FALSE; #ifdef UNIX { struct stat st; /* If no struct stat given, get it now */ if (stp == NULL) { if (buf->b_dev < 0 || mch_stat((char *)ffname, &st) < 0) st.st_dev = (dev_T)-1; stp = &st; } /* Use dev/ino to check if the files are the same, even when the names * are different (possible with links). Still need to compare the * name above, for when the file doesn't exist yet. * Problem: The dev/ino changes when a file is deleted (and created * again) and remains the same when renamed/moved. We don't want to * mch_stat() each buffer each time, that would be too slow. Get the * dev/ino again when they appear to match, but not when they appear * to be different: Could skip a buffer when it's actually the same * file. */ if (buf_same_ino(buf, stp)) { buf_setino(buf); if (buf_same_ino(buf, stp)) return FALSE; } } #endif return TRUE; } #if defined(UNIX) || defined(PROTO) /* * Set inode and device number for a buffer. * Must always be called when b_fname is changed!. */ void buf_setino(buf) buf_T *buf; { struct stat st; if (buf->b_fname != NULL && mch_stat((char *)buf->b_fname, &st) >= 0) { buf->b_dev = st.st_dev; buf->b_ino = st.st_ino; } else buf->b_dev = -1; } /* * Return TRUE if dev/ino in buffer "buf" matches with "stp". */ static int buf_same_ino(buf, stp) buf_T *buf; struct stat *stp; { return (buf->b_dev >= 0 && stp->st_dev == buf->b_dev && stp->st_ino == buf->b_ino); } #endif /* * Print info about the current buffer. */ void fileinfo(fullname, shorthelp, dont_truncate) int fullname; /* when non-zero print full path */ int shorthelp; int dont_truncate; { char_u *name; int n; char_u *p; char_u *buffer; size_t len; buffer = alloc(IOSIZE); if (buffer == NULL) return; if (fullname > 1) /* 2 CTRL-G: include buffer number */ { sprintf((char *)buffer, "buf %d: ", curbuf->b_fnum); p = buffer + STRLEN(buffer); } else p = buffer; *p++ = '"'; if (buf_spname(curbuf) != NULL) STRCPY(p, buf_spname(curbuf)); else { if (!fullname && curbuf->b_fname != NULL) name = curbuf->b_fname; else name = curbuf->b_ffname; home_replace(shorthelp ? curbuf : NULL, name, p, (int)(IOSIZE - (p - buffer)), TRUE); } len = STRLEN(buffer); vim_snprintf((char *)buffer + len, IOSIZE - len, "\"%s%s%s%s%s%s", curbufIsChanged() ? (shortmess(SHM_MOD) ? " [+]" : _(" [Modified]")) : " ", (curbuf->b_flags & BF_NOTEDITED) #ifdef FEAT_QUICKFIX && !bt_dontwrite(curbuf) #endif ? _("[Not edited]") : "", (curbuf->b_flags & BF_NEW) #ifdef FEAT_QUICKFIX && !bt_dontwrite(curbuf) #endif ? _("[New file]") : "", (curbuf->b_flags & BF_READERR) ? _("[Read errors]") : "", curbuf->b_p_ro ? (shortmess(SHM_RO) ? "[RO]" : _("[readonly]")) : "", (curbufIsChanged() || (curbuf->b_flags & BF_WRITE_MASK) || curbuf->b_p_ro) ? " " : ""); /* With 32 bit longs and more than 21,474,836 lines multiplying by 100 * causes an overflow, thus for large numbers divide instead. */ if (curwin->w_cursor.lnum > 1000000L) n = (int)(((long)curwin->w_cursor.lnum) / ((long)curbuf->b_ml.ml_line_count / 100L)); else n = (int)(((long)curwin->w_cursor.lnum * 100L) / (long)curbuf->b_ml.ml_line_count); len = STRLEN(buffer); if (curbuf->b_ml.ml_flags & ML_EMPTY) { vim_snprintf((char *)buffer + len, IOSIZE - len, "%s", _(no_lines_msg)); } #ifdef FEAT_CMDL_INFO else if (p_ru) { /* Current line and column are already on the screen -- webb */ if (curbuf->b_ml.ml_line_count == 1) vim_snprintf((char *)buffer + len, IOSIZE - len, _("1 line --%d%%--"), n); else vim_snprintf((char *)buffer + len, IOSIZE - len, _("%ld lines --%d%%--"), (long)curbuf->b_ml.ml_line_count, n); } #endif else { vim_snprintf((char *)buffer + len, IOSIZE - len, _("line %ld of %ld --%d%%-- col "), (long)curwin->w_cursor.lnum, (long)curbuf->b_ml.ml_line_count, n); validate_virtcol(); col_print(buffer + STRLEN(buffer), (int)curwin->w_cursor.col + 1, (int)curwin->w_virtcol + 1); } (void)append_arg_number(curwin, buffer, !shortmess(SHM_FILE), IOSIZE); if (dont_truncate) { /* Temporarily set msg_scroll to avoid the message being truncated. * First call msg_start() to get the message in the right place. */ msg_start(); n = msg_scroll; msg_scroll = TRUE; msg(buffer); msg_scroll = n; } else { p = msg_trunc_attr(buffer, FALSE, 0); if (restart_edit != 0 || (msg_scrolled && !need_wait_return)) /* Need to repeat the message after redrawing when: * - When restart_edit is set (otherwise there will be a delay * before redrawing). * - When the screen was scrolled but there is no wait-return * prompt. */ set_keep_msg(p, 0); } vim_free(buffer); } void col_print(buf, col, vcol) char_u *buf; int col; int vcol; { if (col == vcol) sprintf((char *)buf, "%d", col); else sprintf((char *)buf, "%d-%d", col, vcol); } #if defined(FEAT_TITLE) || defined(PROTO) /* * put file name in title bar of window and in icon title */ static char_u *lasttitle = NULL; static char_u *lasticon = NULL; void maketitle() { char_u *p; char_u *t_str = NULL; char_u *i_name; char_u *i_str = NULL; int maxlen = 0; int len; int mustset; char_u buf[IOSIZE]; int off; if (!redrawing()) { /* Postpone updating the title when 'lazyredraw' is set. */ need_maketitle = TRUE; return; } need_maketitle = FALSE; if (!p_title && !p_icon) return; if (p_title) { if (p_titlelen > 0) { maxlen = p_titlelen * Columns / 100; if (maxlen < 10) maxlen = 10; } t_str = buf; if (*p_titlestring != NUL) { #ifdef FEAT_STL_OPT if (stl_syntax & STL_IN_TITLE) { int use_sandbox = FALSE; int save_called_emsg = called_emsg; # ifdef FEAT_EVAL use_sandbox = was_set_insecurely((char_u *)"titlestring", 0); # endif called_emsg = FALSE; build_stl_str_hl(curwin, t_str, sizeof(buf), p_titlestring, use_sandbox, 0, maxlen, NULL, NULL); if (called_emsg) set_string_option_direct((char_u *)"titlestring", -1, (char_u *)"", OPT_FREE, SID_ERROR); called_emsg |= save_called_emsg; } else #endif t_str = p_titlestring; } else { /* format: "fname + (path) (1 of 2) - VIM" */ if (curbuf->b_fname == NULL) STRCPY(buf, _("[No Name]")); else { p = transstr(gettail(curbuf->b_fname)); vim_strncpy(buf, p, IOSIZE - 100); vim_free(p); } switch (bufIsChanged(curbuf) + (curbuf->b_p_ro * 2) + (!curbuf->b_p_ma * 4)) { case 1: STRCAT(buf, " +"); break; case 2: STRCAT(buf, " ="); break; case 3: STRCAT(buf, " =+"); break; case 4: case 6: STRCAT(buf, " -"); break; case 5: case 7: STRCAT(buf, " -+"); break; } if (curbuf->b_fname != NULL) { /* Get path of file, replace home dir with ~ */ off = (int)STRLEN(buf); buf[off++] = ' '; buf[off++] = '('; home_replace(curbuf, curbuf->b_ffname, buf + off, IOSIZE - off, TRUE); #ifdef BACKSLASH_IN_FILENAME /* avoid "c:/name" to be reduced to "c" */ if (isalpha(buf[off]) && buf[off + 1] == ':') off += 2; #endif /* remove the file name */ p = gettail_sep(buf + off); if (p == buf + off) /* must be a help buffer */ vim_strncpy(buf + off, (char_u *)_("help"), IOSIZE - off - 1); else *p = NUL; /* translate unprintable chars */ p = transstr(buf + off); vim_strncpy(buf + off, p, IOSIZE - off - 1); vim_free(p); STRCAT(buf, ")"); } append_arg_number(curwin, buf, FALSE, IOSIZE); #if defined(FEAT_CLIENTSERVER) if (serverName != NULL) { STRCAT(buf, " - "); STRCAT(buf, serverName); } else #endif STRCAT(buf, " - VIM"); if (maxlen > 0) { /* make it shorter by removing a bit in the middle */ len = vim_strsize(buf); if (len > maxlen) trunc_string(buf, buf, maxlen); } } } mustset = ti_change(t_str, &lasttitle); if (p_icon) { i_str = buf; if (*p_iconstring != NUL) { #ifdef FEAT_STL_OPT if (stl_syntax & STL_IN_ICON) { int use_sandbox = FALSE; int save_called_emsg = called_emsg; # ifdef FEAT_EVAL use_sandbox = was_set_insecurely((char_u *)"iconstring", 0); # endif called_emsg = FALSE; build_stl_str_hl(curwin, i_str, sizeof(buf), p_iconstring, use_sandbox, 0, 0, NULL, NULL); if (called_emsg) set_string_option_direct((char_u *)"iconstring", -1, (char_u *)"", OPT_FREE, SID_ERROR); called_emsg |= save_called_emsg; } else #endif i_str = p_iconstring; } else { if (buf_spname(curbuf) != NULL) i_name = (char_u *)buf_spname(curbuf); else /* use file name only in icon */ i_name = gettail(curbuf->b_ffname); *i_str = NUL; /* Truncate name at 100 bytes. */ len = (int)STRLEN(i_name); if (len > 100) { len -= 100; #ifdef FEAT_MBYTE if (has_mbyte) len += (*mb_tail_off)(i_name, i_name + len) + 1; #endif i_name += len; } STRCPY(i_str, i_name); trans_characters(i_str, IOSIZE); } } mustset |= ti_change(i_str, &lasticon); if (mustset) resettitle(); } /* * Used for title and icon: Check if "str" differs from "*last". Set "*last" * from "str" if it does. * Return TRUE when "*last" changed. */ static int ti_change(str, last) char_u *str; char_u **last; { if ((str == NULL) != (*last == NULL) || (str != NULL && *last != NULL && STRCMP(str, *last) != 0)) { vim_free(*last); if (str == NULL) *last = NULL; else *last = vim_strsave(str); return TRUE; } return FALSE; } /* * Put current window title back (used after calling a shell) */ void resettitle() { mch_settitle(lasttitle, lasticon); } # if defined(EXITFREE) || defined(PROTO) void free_titles() { vim_free(lasttitle); vim_free(lasticon); } # endif #endif /* FEAT_TITLE */ #if defined(FEAT_STL_OPT) || defined(FEAT_GUI_TABLINE) || defined(PROTO) /* * Build a string from the status line items in "fmt". * Return length of string in screen cells. * * Normally works for window "wp", except when working for 'tabline' then it * is "curwin". * * Items are drawn interspersed with the text that surrounds it * Specials: %-<wid>(xxx%) => group, %= => middle marker, %< => truncation * Item: %-<minwid>.<maxwid><itemch> All but <itemch> are optional * * If maxwidth is not zero, the string will be filled at any middle marker * or truncated if too long, fillchar is used for all whitespace. */ /*ARGSUSED*/ int build_stl_str_hl(wp, out, outlen, fmt, use_sandbox, fillchar, maxwidth, hltab, tabtab) win_T *wp; char_u *out; /* buffer to write into != NameBuff */ size_t outlen; /* length of out[] */ char_u *fmt; int use_sandbox; /* "fmt" was set insecurely, use sandbox */ int fillchar; int maxwidth; struct stl_hlrec *hltab; /* return: HL attributes (can be NULL) */ struct stl_hlrec *tabtab; /* return: tab page nrs (can be NULL) */ { char_u *p; char_u *s; char_u *t; char_u *linecont; #ifdef FEAT_EVAL win_T *o_curwin; buf_T *o_curbuf; #endif int empty_line; colnr_T virtcol; long l; long n; int prevchar_isflag; int prevchar_isitem; int itemisflag; int fillable; char_u *str; long num; int width; int itemcnt; int curitem; int groupitem[STL_MAX_ITEM]; int groupdepth; struct stl_item { char_u *start; int minwid; int maxwid; enum { Normal, Empty, Group, Middle, Highlight, TabPage, Trunc } type; } item[STL_MAX_ITEM]; int minwid; int maxwid; int zeropad; char_u base; char_u opt; #define TMPLEN 70 char_u tmp[TMPLEN]; char_u *usefmt = fmt; struct stl_hlrec *sp; #ifdef FEAT_EVAL /* * When the format starts with "%!" then evaluate it as an expression and * use the result as the actual format string. */ if (fmt[0] == '%' && fmt[1] == '!') { usefmt = eval_to_string_safe(fmt + 2, NULL, use_sandbox); if (usefmt == NULL) usefmt = fmt; } #endif if (fillchar == 0) fillchar = ' '; #ifdef FEAT_MBYTE /* Can't handle a multi-byte fill character yet. */ else if (mb_char2len(fillchar) > 1) fillchar = '-'; #endif /* * Get line & check if empty (cursorpos will show "0-1"). * If inversion is possible we use it. Else '=' characters are used. */ linecont = ml_get_buf(wp->w_buffer, wp->w_cursor.lnum, FALSE); empty_line = (*linecont == NUL); groupdepth = 0; p = out; curitem = 0; prevchar_isflag = TRUE; prevchar_isitem = FALSE; for (s = usefmt; *s; ) { if (*s != NUL && *s != '%') prevchar_isflag = prevchar_isitem = FALSE; /* * Handle up to the next '%' or the end. */ while (*s != NUL && *s != '%' && p + 1 < out + outlen) *p++ = *s++; if (*s == NUL || p + 1 >= out + outlen) break; /* * Handle one '%' item. */ s++; if (*s == '%') { if (p + 1 >= out + outlen) break; *p++ = *s++; prevchar_isflag = prevchar_isitem = FALSE; continue; } if (*s == STL_MIDDLEMARK) { s++; if (groupdepth > 0) continue; item[curitem].type = Middle; item[curitem++].start = p; continue; } if (*s == STL_TRUNCMARK) { s++; item[curitem].type = Trunc; item[curitem++].start = p; continue; } if (*s == ')') { s++; if (groupdepth < 1) continue; groupdepth--; t = item[groupitem[groupdepth]].start; *p = NUL; l = vim_strsize(t); if (curitem > groupitem[groupdepth] + 1 && item[groupitem[groupdepth]].minwid == 0) { /* remove group if all items are empty */ for (n = groupitem[groupdepth] + 1; n < curitem; n++) if (item[n].type == Normal) break; if (n == curitem) { p = t; l = 0; } } if (l > item[groupitem[groupdepth]].maxwid) { /* truncate, remove n bytes of text at the start */ #ifdef FEAT_MBYTE if (has_mbyte) { /* Find the first character that should be included. */ n = 0; while (l >= item[groupitem[groupdepth]].maxwid) { l -= ptr2cells(t + n); n += (*mb_ptr2len)(t + n); } } else #endif n = (long)(p - t) - item[groupitem[groupdepth]].maxwid + 1; *t = '<'; mch_memmove(t + 1, t + n, p - (t + n)); p = p - n + 1; #ifdef FEAT_MBYTE /* Fill up space left over by half a double-wide char. */ while (++l < item[groupitem[groupdepth]].minwid) *p++ = fillchar; #endif /* correct the start of the items for the truncation */ for (l = groupitem[groupdepth] + 1; l < curitem; l++) { item[l].start -= n; if (item[l].start < t) item[l].start = t; } } else if (abs(item[groupitem[groupdepth]].minwid) > l) { /* fill */ n = item[groupitem[groupdepth]].minwid; if (n < 0) { /* fill by appending characters */ n = 0 - n; while (l++ < n && p + 1 < out + outlen) *p++ = fillchar; } else { /* fill by inserting characters */ mch_memmove(t + n - l, t, p - t); l = n - l; if (p + l >= out + outlen) l = (long)((out + outlen) - p - 1); p += l; for (n = groupitem[groupdepth] + 1; n < curitem; n++) item[n].start += l; for ( ; l > 0; l--) *t++ = fillchar; } } continue; } minwid = 0; maxwid = 9999; zeropad = FALSE; l = 1; if (*s == '0') { s++; zeropad = TRUE; } if (*s == '-') { s++; l = -1; } if (VIM_ISDIGIT(*s)) { minwid = (int)getdigits(&s); if (minwid < 0) /* overflow */ minwid = 0; } if (*s == STL_USER_HL) { item[curitem].type = Highlight; item[curitem].start = p; item[curitem].minwid = minwid > 9 ? 1 : minwid; s++; curitem++; continue; } if (*s == STL_TABPAGENR || *s == STL_TABCLOSENR) { if (*s == STL_TABCLOSENR) { if (minwid == 0) { /* %X ends the close label, go back to the previously * define tab label nr. */ for (n = curitem - 1; n >= 0; --n) if (item[n].type == TabPage && item[n].minwid >= 0) { minwid = item[n].minwid; break; } } else /* close nrs are stored as negative values */ minwid = - minwid; } item[curitem].type = TabPage; item[curitem].start = p; item[curitem].minwid = minwid; s++; curitem++; continue; } if (*s == '.') { s++; if (VIM_ISDIGIT(*s)) { maxwid = (int)getdigits(&s); if (maxwid <= 0) /* overflow */ maxwid = 50; } } minwid = (minwid > 50 ? 50 : minwid) * l; if (*s == '(') { groupitem[groupdepth++] = curitem; item[curitem].type = Group; item[curitem].start = p; item[curitem].minwid = minwid; item[curitem].maxwid = maxwid; s++; curitem++; continue; } if (vim_strchr(STL_ALL, *s) == NULL) { s++; continue; } opt = *s++; /* OK - now for the real work */ base = 'D'; itemisflag = FALSE; fillable = TRUE; num = -1; str = NULL; switch (opt) { case STL_FILEPATH: case STL_FULLPATH: case STL_FILENAME: fillable = FALSE; /* don't change ' ' to fillchar */ if (buf_spname(wp->w_buffer) != NULL) STRCPY(NameBuff, buf_spname(wp->w_buffer)); else { t = (opt == STL_FULLPATH) ? wp->w_buffer->b_ffname : wp->w_buffer->b_fname; home_replace(wp->w_buffer, t, NameBuff, MAXPATHL, TRUE); } trans_characters(NameBuff, MAXPATHL); if (opt != STL_FILENAME) str = NameBuff; else str = gettail(NameBuff); break; case STL_VIM_EXPR: /* '{' */ itemisflag = TRUE; t = p; while (*s != '}' && *s != NUL && p + 1 < out + outlen) *p++ = *s++; if (*s != '}') /* missing '}' or out of space */ break; s++; *p = 0; p = t; #ifdef FEAT_EVAL sprintf((char *)tmp, "%d", curbuf->b_fnum); set_internal_string_var((char_u *)"actual_curbuf", tmp); o_curbuf = curbuf; o_curwin = curwin; curwin = wp; curbuf = wp->w_buffer; str = eval_to_string_safe(p, &t, use_sandbox); curwin = o_curwin; curbuf = o_curbuf; do_unlet((char_u *)"g:actual_curbuf", TRUE); if (str != NULL && *str != 0) { if (*skipdigits(str) == NUL) { num = atoi((char *)str); vim_free(str); str = NULL; itemisflag = FALSE; } } #endif break; case STL_LINE: num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) ? 0L : (long)(wp->w_cursor.lnum); break; case STL_NUMLINES: num = wp->w_buffer->b_ml.ml_line_count; break; case STL_COLUMN: num = !(State & INSERT) && empty_line ? 0 : (int)wp->w_cursor.col + 1; break; case STL_VIRTCOL: case STL_VIRTCOL_ALT: /* In list mode virtcol needs to be recomputed */ virtcol = wp->w_virtcol; if (wp->w_p_list && lcs_tab1 == NUL) { wp->w_p_list = FALSE; getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL); wp->w_p_list = TRUE; } ++virtcol; /* Don't display %V if it's the same as %c. */ if (opt == STL_VIRTCOL_ALT && (virtcol == (colnr_T)(!(State & INSERT) && empty_line ? 0 : (int)wp->w_cursor.col + 1))) break; num = (long)virtcol; break; case STL_PERCENTAGE: num = (int)(((long)wp->w_cursor.lnum * 100L) / (long)wp->w_buffer->b_ml.ml_line_count); break; case STL_ALTPERCENT: str = tmp; get_rel_pos(wp, str); break; case STL_ARGLISTSTAT: fillable = FALSE; tmp[0] = 0; if (append_arg_number(wp, tmp, FALSE, (int)sizeof(tmp))) str = tmp; break; case STL_KEYMAP: fillable = FALSE; if (get_keymap_str(wp, tmp, TMPLEN)) str = tmp; break; case STL_PAGENUM: #if defined(FEAT_PRINTER) || defined(FEAT_GUI_TABLINE) num = printer_page_num; #else num = 0; #endif break; case STL_BUFNO: num = wp->w_buffer->b_fnum; break; case STL_OFFSET_X: base = 'X'; case STL_OFFSET: #ifdef FEAT_BYTEOFF l = ml_find_line_or_offset(wp->w_buffer, wp->w_cursor.lnum, NULL); num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) || l < 0 ? 0L : l + 1 + (!(State & INSERT) && empty_line ? 0 : (int)wp->w_cursor.col); #endif break; case STL_BYTEVAL_X: base = 'X'; case STL_BYTEVAL: if (wp->w_cursor.col > STRLEN(linecont)) num = 0; else { #ifdef FEAT_MBYTE num = (*mb_ptr2char)(linecont + wp->w_cursor.col); #else num = linecont[wp->w_cursor.col]; #endif } if (num == NL) num = 0; else if (num == CAR && get_fileformat(wp->w_buffer) == EOL_MAC) num = NL; break; case STL_ROFLAG: case STL_ROFLAG_ALT: itemisflag = TRUE; if (wp->w_buffer->b_p_ro) str = (char_u *)((opt == STL_ROFLAG_ALT) ? ",RO" : "[RO]"); break; case STL_HELPFLAG: case STL_HELPFLAG_ALT: itemisflag = TRUE; if (wp->w_buffer->b_help) str = (char_u *)((opt == STL_HELPFLAG_ALT) ? ",HLP" : _("[Help]")); break; #ifdef FEAT_AUTOCMD case STL_FILETYPE: if (*wp->w_buffer->b_p_ft != NUL && STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 3) { vim_snprintf((char *)tmp, sizeof(tmp), "[%s]", wp->w_buffer->b_p_ft); str = tmp; } break; case STL_FILETYPE_ALT: itemisflag = TRUE; if (*wp->w_buffer->b_p_ft != NUL && STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 2) { vim_snprintf((char *)tmp, sizeof(tmp), ",%s", wp->w_buffer->b_p_ft); for (t = tmp; *t != 0; t++) *t = TOUPPER_LOC(*t); str = tmp; } break; #endif #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) case STL_PREVIEWFLAG: case STL_PREVIEWFLAG_ALT: itemisflag = TRUE; if (wp->w_p_pvw) str = (char_u *)((opt == STL_PREVIEWFLAG_ALT) ? ",PRV" : _("[Preview]")); break; #endif case STL_MODIFIED: case STL_MODIFIED_ALT: itemisflag = TRUE; switch ((opt == STL_MODIFIED_ALT) + bufIsChanged(wp->w_buffer) * 2 + (!wp->w_buffer->b_p_ma) * 4) { case 2: str = (char_u *)"[+]"; break; case 3: str = (char_u *)",+"; break; case 4: str = (char_u *)"[-]"; break; case 5: str = (char_u *)",-"; break; case 6: str = (char_u *)"[+-]"; break; case 7: str = (char_u *)",+-"; break; } break; case STL_HIGHLIGHT: t = s; while (*s != '#' && *s != NUL) ++s; if (*s == '#') { item[curitem].type = Highlight; item[curitem].start = p; item[curitem].minwid = -syn_namen2id(t, (int)(s - t)); curitem++; } ++s; continue; } item[curitem].start = p; item[curitem].type = Normal; if (str != NULL && *str) { t = str; if (itemisflag) { if ((t[0] && t[1]) && ((!prevchar_isitem && *t == ',') || (prevchar_isflag && *t == ' '))) t++; prevchar_isflag = TRUE; } l = vim_strsize(t); if (l > 0) prevchar_isitem = TRUE; if (l > maxwid) { while (l >= maxwid) #ifdef FEAT_MBYTE if (has_mbyte) { l -= ptr2cells(t); t += (*mb_ptr2len)(t); } else #endif l -= byte2cells(*t++); if (p + 1 >= out + outlen) break; *p++ = '<'; } if (minwid > 0) { for (; l < minwid && p + 1 < out + outlen; l++) { /* Don't put a "-" in front of a digit. */ if (l + 1 == minwid && fillchar == '-' && VIM_ISDIGIT(*t)) *p++ = ' '; else *p++ = fillchar; } minwid = 0; } else minwid *= -1; while (*t && p + 1 < out + outlen) { *p++ = *t++; /* Change a space by fillchar, unless fillchar is '-' and a * digit follows. */ if (fillable && p[-1] == ' ' && (!VIM_ISDIGIT(*t) || fillchar != '-')) p[-1] = fillchar; } for (; l < minwid && p + 1 < out + outlen; l++) *p++ = fillchar; } else if (num >= 0) { int nbase = (base == 'D' ? 10 : (base == 'O' ? 8 : 16)); char_u nstr[20]; if (p + 20 >= out + outlen) break; /* not sufficient space */ prevchar_isitem = TRUE; t = nstr; if (opt == STL_VIRTCOL_ALT) { *t++ = '-'; minwid--; } *t++ = '%'; if (zeropad) *t++ = '0'; *t++ = '*'; *t++ = nbase == 16 ? base : (nbase == 8 ? 'o' : 'd'); *t = 0; for (n = num, l = 1; n >= nbase; n /= nbase) l++; if (opt == STL_VIRTCOL_ALT) l++; if (l > maxwid) { l += 2; n = l - maxwid; while (l-- > maxwid) num /= nbase; *t++ = '>'; *t++ = '%'; *t = t[-3]; *++t = 0; vim_snprintf((char *)p, outlen - (p - out), (char *)nstr, 0, num, n); } else vim_snprintf((char *)p, outlen - (p - out), (char *)nstr, minwid, num); p += STRLEN(p); } else item[curitem].type = Empty; if (opt == STL_VIM_EXPR) vim_free(str); if (num >= 0 || (!itemisflag && str && *str)) prevchar_isflag = FALSE; /* Item not NULL, but not a flag */ curitem++; } *p = NUL; itemcnt = curitem; #ifdef FEAT_EVAL if (usefmt != fmt) vim_free(usefmt); #endif width = vim_strsize(out); if (maxwidth > 0 && width > maxwidth) { /* Result is too long, must trunctate somewhere. */ l = 0; if (itemcnt == 0) s = out; else { for ( ; l < itemcnt; l++) if (item[l].type == Trunc) { /* Truncate at %< item. */ s = item[l].start; break; } if (l == itemcnt) { /* No %< item, truncate first item. */ s = item[0].start; l = 0; } } if (width - vim_strsize(s) >= maxwidth) { /* Truncation mark is beyond max length */ #ifdef FEAT_MBYTE if (has_mbyte) { s = out; width = 0; for (;;) { width += ptr2cells(s); if (width >= maxwidth) break; s += (*mb_ptr2len)(s); } /* Fill up for half a double-wide character. */ while (++width < maxwidth) *s++ = fillchar; } else #endif s = out + maxwidth - 1; for (l = 0; l < itemcnt; l++) if (item[l].start > s) break; itemcnt = l; *s++ = '>'; *s = 0; } else { #ifdef FEAT_MBYTE if (has_mbyte) { n = 0; while (width >= maxwidth) { width -= ptr2cells(s + n); n += (*mb_ptr2len)(s + n); } } else #endif n = width - maxwidth + 1; p = s + n; STRMOVE(s + 1, p); *s = '<'; /* Fill up for half a double-wide character. */ while (++width < maxwidth) { s = s + STRLEN(s); *s++ = fillchar; *s = NUL; } --n; /* count the '<' */ for (; l < itemcnt; l++) { if (item[l].start - n >= s) item[l].start -= n; else item[l].start = s; } } width = maxwidth; } else if (width < maxwidth && STRLEN(out) + maxwidth - width + 1 < outlen) { /* Apply STL_MIDDLE if any */ for (l = 0; l < itemcnt; l++) if (item[l].type == Middle) break; if (l < itemcnt) { p = item[l].start + maxwidth - width; STRMOVE(p, item[l].start); for (s = item[l].start; s < p; s++) *s = fillchar; for (l++; l < itemcnt; l++) item[l].start += maxwidth - width; width = maxwidth; } } /* Store the info about highlighting. */ if (hltab != NULL) { sp = hltab; for (l = 0; l < itemcnt; l++) { if (item[l].type == Highlight) { sp->start = item[l].start; sp->userhl = item[l].minwid; sp++; } } sp->start = NULL; sp->userhl = 0; } /* Store the info about tab pages labels. */ if (tabtab != NULL) { sp = tabtab; for (l = 0; l < itemcnt; l++) { if (item[l].type == TabPage) { sp->start = item[l].start; sp->userhl = item[l].minwid; sp++; } } sp->start = NULL; sp->userhl = 0; } return width; } #endif /* FEAT_STL_OPT */ #if defined(FEAT_STL_OPT) || defined(FEAT_CMDL_INFO) \ || defined(FEAT_GUI_TABLINE) || defined(PROTO) /* * Get relative cursor position in window into "str[]", in the form 99%, using * "Top", "Bot" or "All" when appropriate. */ void get_rel_pos(wp, str) win_T *wp; char_u *str; { long above; /* number of lines above window */ long below; /* number of lines below window */ above = wp->w_topline - 1; #ifdef FEAT_DIFF above += diff_check_fill(wp, wp->w_topline) - wp->w_topfill; #endif below = wp->w_buffer->b_ml.ml_line_count - wp->w_botline + 1; if (below <= 0) STRCPY(str, above == 0 ? _("All") : _("Bot")); else if (above <= 0) STRCPY(str, _("Top")); else sprintf((char *)str, "%2d%%", above > 1000000L ? (int)(above / ((above + below) / 100L)) : (int)(above * 100L / (above + below))); } #endif /* * Append (file 2 of 8) to 'buf', if editing more than one file. * Return TRUE if it was appended. */ int append_arg_number(wp, buf, add_file, maxlen) win_T *wp; char_u *buf; int add_file; /* Add "file" before the arg number */ int maxlen; /* maximum nr of chars in buf or zero*/ { char_u *p; if (ARGCOUNT <= 1) /* nothing to do */ return FALSE; p = buf + STRLEN(buf); /* go to the end of the buffer */ if (maxlen && p - buf + 35 >= maxlen) /* getting too long */ return FALSE; *p++ = ' '; *p++ = '('; if (add_file) { STRCPY(p, "file "); p += 5; } sprintf((char *)p, wp->w_arg_idx_invalid ? "(%d) of %d)" : "%d of %d)", wp->w_arg_idx + 1, ARGCOUNT); return TRUE; } /* * If fname is not a full path, make it a full path. * Returns pointer to allocated memory (NULL for failure). */ char_u * fix_fname(fname) char_u *fname; { /* * Force expanding the path always for Unix, because symbolic links may * mess up the full path name, even though it starts with a '/'. * Also expand when there is ".." in the file name, try to remove it, * because "c:/src/../README" is equal to "c:/README". * Similarly "c:/src//file" is equal to "c:/src/file". * For MS-Windows also expand names like "longna~1" to "longname". */ #ifdef UNIX return FullName_save(fname, TRUE); #else if (!vim_isAbsName(fname) || strstr((char *)fname, "..") != NULL || strstr((char *)fname, "//") != NULL # ifdef BACKSLASH_IN_FILENAME || strstr((char *)fname, "\\\\") != NULL # endif # if defined(MSWIN) || defined(DJGPP) || vim_strchr(fname, '~') != NULL # endif ) return FullName_save(fname, FALSE); fname = vim_strsave(fname); # ifdef USE_FNAME_CASE # ifdef USE_LONG_FNAME if (USE_LONG_FNAME) # endif { if (fname != NULL) fname_case(fname, 0); /* set correct case for file name */ } # endif return fname; #endif } /* * Make "ffname" a full file name, set "sfname" to "ffname" if not NULL. * "ffname" becomes a pointer to allocated memory (or NULL). */ /*ARGSUSED*/ void fname_expand(buf, ffname, sfname) buf_T *buf; char_u **ffname; char_u **sfname; { if (*ffname == NULL) /* if no file name given, nothing to do */ return; if (*sfname == NULL) /* if no short file name given, use ffname */ *sfname = *ffname; *ffname = fix_fname(*ffname); /* expand to full path */ #ifdef FEAT_SHORTCUT if (!buf->b_p_bin) { char_u *rfname; /* If the file name is a shortcut file, use the file it links to. */ rfname = mch_resolve_shortcut(*ffname); if (rfname != NULL) { vim_free(*ffname); *ffname = rfname; *sfname = rfname; } } #endif } /* * Get the file name for an argument list entry. */ char_u * alist_name(aep) aentry_T *aep; { buf_T *bp; /* Use the name from the associated buffer if it exists. */ bp = buflist_findnr(aep->ae_fnum); if (bp == NULL || bp->b_fname == NULL) return aep->ae_fname; return bp->b_fname; } #if defined(FEAT_WINDOWS) || defined(PROTO) /* * do_arg_all(): Open up to 'count' windows, one for each argument. */ void do_arg_all(count, forceit, keep_tabs) int count; int forceit; /* hide buffers in current windows */ int keep_tabs; /* keep current tabs, for ":tab drop file" */ { int i; win_T *wp, *wpnext; char_u *opened; /* array of flags for which args are open */ int opened_len; /* length of opened[] */ int use_firstwin = FALSE; /* use first window for arglist */ int split_ret = OK; int p_ea_save; alist_T *alist; /* argument list to be used */ buf_T *buf; tabpage_T *tpnext; int had_tab = cmdmod.tab; win_T *new_curwin = NULL; tabpage_T *new_curtab = NULL; if (ARGCOUNT <= 0) { /* Don't give an error message. We don't want it when the ":all" * command is in the .vimrc. */ return; } setpcmark(); opened_len = ARGCOUNT; opened = alloc_clear((unsigned)opened_len); if (opened == NULL) return; #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif /* * Try closing all windows that are not in the argument list. * Also close windows that are not full width; * When 'hidden' or "forceit" set the buffer becomes hidden. * Windows that have a changed buffer and can't be hidden won't be closed. * When the ":tab" modifier was used do this for all tab pages. */ if (had_tab > 0) goto_tabpage_tp(first_tabpage); for (;;) { tpnext = curtab->tp_next; for (wp = firstwin; wp != NULL; wp = wpnext) { wpnext = wp->w_next; buf = wp->w_buffer; if (buf->b_ffname == NULL || buf->b_nwindows > 1 #ifdef FEAT_VERTSPLIT || wp->w_width != Columns #endif ) i = ARGCOUNT; else { /* check if the buffer in this window is in the arglist */ for (i = 0; i < ARGCOUNT; ++i) { if (ARGLIST[i].ae_fnum == buf->b_fnum || fullpathcmp(alist_name(&ARGLIST[i]), buf->b_ffname, TRUE) & FPC_SAME) { if (i < opened_len) { opened[i] = TRUE; if (i == 0) { new_curwin = wp; new_curtab = curtab; } } if (wp->w_alist != curwin->w_alist) { /* Use the current argument list for all windows * containing a file from it. */ alist_unlink(wp->w_alist); wp->w_alist = curwin->w_alist; ++wp->w_alist->al_refcount; } break; } } } wp->w_arg_idx = i; if (i == ARGCOUNT && !keep_tabs) /* close this window */ { if (P_HID(buf) || forceit || buf->b_nwindows > 1 || !bufIsChanged(buf)) { /* If the buffer was changed, and we would like to hide it, * try autowriting. */ if (!P_HID(buf) && buf->b_nwindows <= 1 && bufIsChanged(buf)) { (void)autowrite(buf, FALSE); #ifdef FEAT_AUTOCMD /* check if autocommands removed the window */ if (!win_valid(wp) || !buf_valid(buf)) { wpnext = firstwin; /* start all over... */ continue; } #endif } #ifdef FEAT_WINDOWS /* don't close last window */ if (firstwin == lastwin && first_tabpage->tp_next == NULL) #endif use_firstwin = TRUE; #ifdef FEAT_WINDOWS else { win_close(wp, !P_HID(buf) && !bufIsChanged(buf)); # ifdef FEAT_AUTOCMD /* check if autocommands removed the next window */ if (!win_valid(wpnext)) wpnext = firstwin; /* start all over... */ # endif } #endif } } } /* Without the ":tab" modifier only do the current tab page. */ if (had_tab == 0 || tpnext == NULL) break; # ifdef FEAT_AUTOCMD /* check if autocommands removed the next tab page */ if (!valid_tabpage(tpnext)) tpnext = first_tabpage; /* start all over...*/ # endif goto_tabpage_tp(tpnext); } /* * Open a window for files in the argument list that don't have one. * ARGCOUNT may change while doing this, because of autocommands. */ if (count > ARGCOUNT || count <= 0) count = ARGCOUNT; /* Autocommands may do anything to the argument list. Make sure it's not * freed while we are working here by "locking" it. We still have to * watch out for its size to be changed. */ alist = curwin->w_alist; ++alist->al_refcount; #ifdef FEAT_AUTOCMD /* Don't execute Win/Buf Enter/Leave autocommands here. */ ++autocmd_no_enter; ++autocmd_no_leave; #endif win_enter(lastwin, FALSE); #ifdef FEAT_WINDOWS /* ":drop all" should re-use an empty window to avoid "--remote-tab" * leaving an empty tab page when executed locally. */ if (keep_tabs && bufempty() && curbuf->b_nwindows == 1 && curbuf->b_ffname == NULL && !curbuf->b_changed) use_firstwin = TRUE; #endif for (i = 0; i < count && i < alist->al_ga.ga_len && !got_int; ++i) { if (alist == &global_alist && i == global_alist.al_ga.ga_len - 1) arg_had_last = TRUE; if (i < opened_len && opened[i]) { /* Move the already present window to below the current window */ if (curwin->w_arg_idx != i) { for (wpnext = firstwin; wpnext != NULL; wpnext = wpnext->w_next) { if (wpnext->w_arg_idx == i) { win_move_after(wpnext, curwin); break; } } } } else if (split_ret == OK) { if (!use_firstwin) /* split current window */ { p_ea_save = p_ea; p_ea = TRUE; /* use space from all windows */ split_ret = win_split(0, WSP_ROOM | WSP_BELOW); p_ea = p_ea_save; if (split_ret == FAIL) continue; } #ifdef FEAT_AUTOCMD else /* first window: do autocmd for leaving this buffer */ --autocmd_no_leave; #endif /* * edit file "i" */ curwin->w_arg_idx = i; if (i == 0) { new_curwin = curwin; new_curtab = curtab; } (void)do_ecmd(0, alist_name(&AARGLIST(alist)[i]), NULL, NULL, ECMD_ONE, ((P_HID(curwin->w_buffer) || bufIsChanged(curwin->w_buffer)) ? ECMD_HIDE : 0) + ECMD_OLDBUF); #ifdef FEAT_AUTOCMD if (use_firstwin) ++autocmd_no_leave; #endif use_firstwin = FALSE; } ui_breakcheck(); /* When ":tab" was used open a new tab for a new window repeatedly. */ if (had_tab > 0 && tabpage_index(NULL) <= p_tpm) cmdmod.tab = 9999; } /* Remove the "lock" on the argument list. */ alist_unlink(alist); #ifdef FEAT_AUTOCMD --autocmd_no_enter; #endif /* to window with first arg */ if (valid_tabpage(new_curtab)) goto_tabpage_tp(new_curtab); if (win_valid(new_curwin)) win_enter(new_curwin, FALSE); #ifdef FEAT_AUTOCMD --autocmd_no_leave; #endif vim_free(opened); } # if defined(FEAT_LISTCMDS) || defined(PROTO) /* * Open a window for a number of buffers. */ void ex_buffer_all(eap) exarg_T *eap; { buf_T *buf; win_T *wp, *wpnext; int split_ret = OK; int p_ea_save; int open_wins = 0; int r; int count; /* Maximum number of windows to open. */ int all; /* When TRUE also load inactive buffers. */ #ifdef FEAT_WINDOWS int had_tab = cmdmod.tab; tabpage_T *tpnext; #endif if (eap->addr_count == 0) /* make as many windows as possible */ count = 9999; else count = eap->line2; /* make as many windows as specified */ if (eap->cmdidx == CMD_unhide || eap->cmdidx == CMD_sunhide) all = FALSE; else all = TRUE; setpcmark(); #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif /* * Close superfluous windows (two windows for the same buffer). * Also close windows that are not full-width. */ #ifdef FEAT_WINDOWS if (had_tab > 0) goto_tabpage_tp(first_tabpage); for (;;) { #endif tpnext = curtab->tp_next; for (wp = firstwin; wp != NULL; wp = wpnext) { wpnext = wp->w_next; if ((wp->w_buffer->b_nwindows > 1 #ifdef FEAT_VERTSPLIT || ((cmdmod.split & WSP_VERT) ? wp->w_height + wp->w_status_height < Rows - p_ch - tabline_height() : wp->w_width != Columns) #endif #ifdef FEAT_WINDOWS || (had_tab > 0 && wp != firstwin) #endif ) && firstwin != lastwin) { win_close(wp, FALSE); #ifdef FEAT_AUTOCMD wpnext = firstwin; /* just in case an autocommand does something strange with windows */ tpnext = first_tabpage; /* start all over...*/ open_wins = 0; #endif } else ++open_wins; } #ifdef FEAT_WINDOWS /* Without the ":tab" modifier only do the current tab page. */ if (had_tab == 0 || tpnext == NULL) break; goto_tabpage_tp(tpnext); } #endif /* * Go through the buffer list. When a buffer doesn't have a window yet, * open one. Otherwise move the window to the right position. * Watch out for autocommands that delete buffers or windows! */ #ifdef FEAT_AUTOCMD /* Don't execute Win/Buf Enter/Leave autocommands here. */ ++autocmd_no_enter; #endif win_enter(lastwin, FALSE); #ifdef FEAT_AUTOCMD ++autocmd_no_leave; #endif for (buf = firstbuf; buf != NULL && open_wins < count; buf = buf->b_next) { /* Check if this buffer needs a window */ if ((!all && buf->b_ml.ml_mfp == NULL) || !buf->b_p_bl) continue; #ifdef FEAT_WINDOWS if (had_tab != 0) { /* With the ":tab" modifier don't move the window. */ if (buf->b_nwindows > 0) wp = lastwin; /* buffer has a window, skip it */ else wp = NULL; } else #endif { /* Check if this buffer already has a window */ for (wp = firstwin; wp != NULL; wp = wp->w_next) if (wp->w_buffer == buf) break; /* If the buffer already has a window, move it */ if (wp != NULL) win_move_after(wp, curwin); } if (wp == NULL && split_ret == OK) { /* Split the window and put the buffer in it */ p_ea_save = p_ea; p_ea = TRUE; /* use space from all windows */ split_ret = win_split(0, WSP_ROOM | WSP_BELOW); ++open_wins; p_ea = p_ea_save; if (split_ret == FAIL) continue; /* Open the buffer in this window. */ #if defined(HAS_SWAP_EXISTS_ACTION) swap_exists_action = SEA_DIALOG; #endif set_curbuf(buf, DOBUF_GOTO); #ifdef FEAT_AUTOCMD if (!buf_valid(buf)) /* autocommands deleted the buffer!!! */ { #if defined(HAS_SWAP_EXISTS_ACTION) swap_exists_action = SEA_NONE; # endif break; } #endif #if defined(HAS_SWAP_EXISTS_ACTION) if (swap_exists_action == SEA_QUIT) { # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) cleanup_T cs; /* Reset the error/interrupt/exception state here so that * aborting() returns FALSE when closing a window. */ enter_cleanup(&cs); # endif /* User selected Quit at ATTENTION prompt; close this window. */ win_close(curwin, TRUE); --open_wins; swap_exists_action = SEA_NONE; swap_exists_did_quit = TRUE; # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) /* Restore the error/interrupt/exception state if not * discarded by a new aborting error, interrupt, or uncaught * exception. */ leave_cleanup(&cs); # endif } else handle_swap_exists(NULL); #endif } ui_breakcheck(); if (got_int) { (void)vgetc(); /* only break the file loading, not the rest */ break; } #ifdef FEAT_EVAL /* Autocommands deleted the buffer or aborted script processing!!! */ if (aborting()) break; #endif #ifdef FEAT_WINDOWS /* When ":tab" was used open a new tab for a new window repeatedly. */ if (had_tab > 0 && tabpage_index(NULL) <= p_tpm) cmdmod.tab = 9999; #endif } #ifdef FEAT_AUTOCMD --autocmd_no_enter; #endif win_enter(firstwin, FALSE); /* back to first window */ #ifdef FEAT_AUTOCMD --autocmd_no_leave; #endif /* * Close superfluous windows. */ for (wp = lastwin; open_wins > count; ) { r = (P_HID(wp->w_buffer) || !bufIsChanged(wp->w_buffer) || autowrite(wp->w_buffer, FALSE) == OK); #ifdef FEAT_AUTOCMD if (!win_valid(wp)) { /* BufWrite Autocommands made the window invalid, start over */ wp = lastwin; } else #endif if (r) { win_close(wp, !P_HID(wp->w_buffer)); --open_wins; wp = lastwin; } else { wp = wp->w_prev; if (wp == NULL) break; } } } # endif /* FEAT_LISTCMDS */ #endif /* FEAT_WINDOWS */ static int chk_modeline __ARGS((linenr_T, int)); /* * do_modelines() - process mode lines for the current file * * "flags" can be: * OPT_WINONLY only set options local to window * OPT_NOWIN don't set options local to window * * Returns immediately if the "ml" option isn't set. */ void do_modelines(flags) int flags; { linenr_T lnum; int nmlines; static int entered = 0; if (!curbuf->b_p_ml || (nmlines = (int)p_mls) == 0) return; /* Disallow recursive entry here. Can happen when executing a modeline * triggers an autocommand, which reloads modelines with a ":do". */ if (entered) return; ++entered; for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count && lnum <= nmlines; ++lnum) if (chk_modeline(lnum, flags) == FAIL) nmlines = 0; for (lnum = curbuf->b_ml.ml_line_count; lnum > 0 && lnum > nmlines && lnum > curbuf->b_ml.ml_line_count - nmlines; --lnum) if (chk_modeline(lnum, flags) == FAIL) nmlines = 0; --entered; } #include "version.h" /* for version number */ /* * chk_modeline() - check a single line for a mode string * Return FAIL if an error encountered. */ static int chk_modeline(lnum, flags) linenr_T lnum; int flags; /* Same as for do_modelines(). */ { char_u *s; char_u *e; char_u *linecopy; /* local copy of any modeline found */ int prev; int vers; int end; int retval = OK; char_u *save_sourcing_name; linenr_T save_sourcing_lnum; #ifdef FEAT_EVAL scid_T save_SID; #endif prev = -1; for (s = ml_get(lnum); *s != NUL; ++s) { if (prev == -1 || vim_isspace(prev)) { if ((prev != -1 && STRNCMP(s, "ex:", (size_t)3) == 0) || STRNCMP(s, "vi:", (size_t)3) == 0) break; if (STRNCMP(s, "vim", 3) == 0) { if (s[3] == '<' || s[3] == '=' || s[3] == '>') e = s + 4; else e = s + 3; vers = getdigits(&e); if (*e == ':' && (s[3] == ':' || (VIM_VERSION_100 >= vers && isdigit(s[3])) || (VIM_VERSION_100 < vers && s[3] == '<') || (VIM_VERSION_100 > vers && s[3] == '>') || (VIM_VERSION_100 == vers && s[3] == '='))) break; } } prev = *s; } if (*s) { do /* skip over "ex:", "vi:" or "vim:" */ ++s; while (s[-1] != ':'); s = linecopy = vim_strsave(s); /* copy the line, it will change */ if (linecopy == NULL) return FAIL; save_sourcing_lnum = sourcing_lnum; save_sourcing_name = sourcing_name; sourcing_lnum = lnum; /* prepare for emsg() */ sourcing_name = (char_u *)"modelines"; end = FALSE; while (end == FALSE) { s = skipwhite(s); if (*s == NUL) break; /* * Find end of set command: ':' or end of line. * Skip over "\:", replacing it with ":". */ for (e = s; *e != ':' && *e != NUL; ++e) if (e[0] == '\\' && e[1] == ':') STRMOVE(e, e + 1); if (*e == NUL) end = TRUE; /* * If there is a "set" command, require a terminating ':' and * ignore the stuff after the ':'. * "vi:set opt opt opt: foo" -- foo not interpreted * "vi:opt opt opt: foo" -- foo interpreted * Accept "se" for compatibility with Elvis. */ if (STRNCMP(s, "set ", (size_t)4) == 0 || STRNCMP(s, "se ", (size_t)3) == 0) { if (*e != ':') /* no terminating ':'? */ break; end = TRUE; s = vim_strchr(s, ' ') + 1; } *e = NUL; /* truncate the set command */ if (*s != NUL) /* skip over an empty "::" */ { #ifdef FEAT_EVAL save_SID = current_SID; current_SID = SID_MODELINE; #endif retval = do_set(s, OPT_MODELINE | OPT_LOCAL | flags); #ifdef FEAT_EVAL current_SID = save_SID; #endif if (retval == FAIL) /* stop if error found */ break; } s = e + 1; /* advance to next part */ } sourcing_lnum = save_sourcing_lnum; sourcing_name = save_sourcing_name; vim_free(linecopy); } return retval; } #if defined(FEAT_VIMINFO) || defined(PROTO) int read_viminfo_bufferlist(virp, writing) vir_T *virp; int writing; { char_u *tab; linenr_T lnum; colnr_T col; buf_T *buf; char_u *sfname; char_u *xline; /* Handle long line and escaped characters. */ xline = viminfo_readstring(virp, 1, FALSE); /* don't read in if there are files on the command-line or if writing: */ if (xline != NULL && !writing && ARGCOUNT == 0 && find_viminfo_parameter('%') != NULL) { /* Format is: <fname> Tab <lnum> Tab <col>. * Watch out for a Tab in the file name, work from the end. */ lnum = 0; col = 0; tab = vim_strrchr(xline, '\t'); if (tab != NULL) { *tab++ = '\0'; col = atoi((char *)tab); tab = vim_strrchr(xline, '\t'); if (tab != NULL) { *tab++ = '\0'; lnum = atol((char *)tab); } } /* Expand "~/" in the file name at "line + 1" to a full path. * Then try shortening it by comparing with the current directory */ expand_env(xline, NameBuff, MAXPATHL); sfname = shorten_fname1(NameBuff); buf = buflist_new(NameBuff, sfname, (linenr_T)0, BLN_LISTED); if (buf != NULL) /* just in case... */ { buf->b_last_cursor.lnum = lnum; buf->b_last_cursor.col = col; buflist_setfpos(buf, curwin, lnum, col, FALSE); } } vim_free(xline); return viminfo_readline(virp); } void write_viminfo_bufferlist(fp) FILE *fp; { buf_T *buf; #ifdef FEAT_WINDOWS win_T *win; tabpage_T *tp; #endif char_u *line; int max_buffers; if (find_viminfo_parameter('%') == NULL) return; /* Without a number -1 is returned: do all buffers. */ max_buffers = get_viminfo_parameter('%'); /* Allocate room for the file name, lnum and col. */ line = alloc(MAXPATHL + 40); if (line == NULL) return; #ifdef FEAT_WINDOWS FOR_ALL_TAB_WINDOWS(tp, win) set_last_cursor(win); #else set_last_cursor(curwin); #endif fprintf(fp, _("\n# Buffer list:\n")); for (buf = firstbuf; buf != NULL ; buf = buf->b_next) { if (buf->b_fname == NULL || !buf->b_p_bl #ifdef FEAT_QUICKFIX || bt_quickfix(buf) #endif || removable(buf->b_ffname)) continue; if (max_buffers-- == 0) break; putc('%', fp); home_replace(NULL, buf->b_ffname, line, MAXPATHL, TRUE); sprintf((char *)line + STRLEN(line), "\t%ld\t%d", (long)buf->b_last_cursor.lnum, buf->b_last_cursor.col); viminfo_writestring(fp, line); } vim_free(line); } #endif /* * Return special buffer name. * Returns NULL when the buffer has a normal file name. */ char * buf_spname(buf) buf_T *buf; { #if defined(FEAT_QUICKFIX) && defined(FEAT_WINDOWS) if (bt_quickfix(buf)) { win_T *win = NULL; tabpage_T *tp; /* * For location list window, w_llist_ref points to the location list. * For quickfix window, w_llist_ref is NULL. */ FOR_ALL_TAB_WINDOWS(tp, win) if (win->w_buffer == buf) break; if (win != NULL && win->w_llist_ref != NULL) return _("[Location List]"); else return _("[Quickfix List]"); } #endif #ifdef FEAT_QUICKFIX /* There is no _file_ when 'buftype' is "nofile", b_sfname * contains the name as specified by the user */ if (bt_nofile(buf)) { if (buf->b_sfname != NULL) return (char *)buf->b_sfname; return "[Scratch]"; } #endif if (buf->b_fname == NULL) return _("[No Name]"); return NULL; } #if defined(FEAT_SIGNS) || defined(PROTO) /* * Insert the sign into the signlist. */ static void insert_sign(buf, prev, next, id, lnum, typenr) buf_T *buf; /* buffer to store sign in */ signlist_T *prev; /* previous sign entry */ signlist_T *next; /* next sign entry */ int id; /* sign ID */ linenr_T lnum; /* line number which gets the mark */ int typenr; /* typenr of sign we are adding */ { signlist_T *newsign; newsign = (signlist_T *)lalloc((long_u)sizeof(signlist_T), FALSE); if (newsign != NULL) { newsign->id = id; newsign->lnum = lnum; newsign->typenr = typenr; newsign->next = next; #ifdef FEAT_NETBEANS_INTG newsign->prev = prev; if (next != NULL) next->prev = newsign; #endif if (prev == NULL) { /* When adding first sign need to redraw the windows to create the * column for signs. */ if (buf->b_signlist == NULL) { redraw_buf_later(buf, NOT_VALID); changed_cline_bef_curs(); } /* first sign in signlist */ buf->b_signlist = newsign; } else prev->next = newsign; } } /* * Add the sign into the signlist. Find the right spot to do it though. */ void buf_addsign(buf, id, lnum, typenr) buf_T *buf; /* buffer to store sign in */ int id; /* sign ID */ linenr_T lnum; /* line number which gets the mark */ int typenr; /* typenr of sign we are adding */ { signlist_T *sign; /* a sign in the signlist */ signlist_T *prev; /* the previous sign */ prev = NULL; for (sign = buf->b_signlist; sign != NULL; sign = sign->next) { if (lnum == sign->lnum && id == sign->id) { sign->typenr = typenr; return; } else if ( #ifndef FEAT_NETBEANS_INTG /* keep signs sorted by lnum */ id < 0 && #endif lnum < sign->lnum) { #ifdef FEAT_NETBEANS_INTG /* insert new sign at head of list for this lnum */ /* XXX - GRP: Is this because of sign slide problem? Or is it * really needed? Or is it because we allow multiple signs per * line? If so, should I add that feature to FEAT_SIGNS? */ while (prev != NULL && prev->lnum == lnum) prev = prev->prev; if (prev == NULL) sign = buf->b_signlist; else sign = prev->next; #endif insert_sign(buf, prev, sign, id, lnum, typenr); return; } prev = sign; } #ifdef FEAT_NETBEANS_INTG /* insert new sign at head of list for this lnum */ /* XXX - GRP: See previous comment */ while (prev != NULL && prev->lnum == lnum) prev = prev->prev; if (prev == NULL) sign = buf->b_signlist; else sign = prev->next; #endif insert_sign(buf, prev, sign, id, lnum, typenr); return; } int buf_change_sign_type(buf, markId, typenr) buf_T *buf; /* buffer to store sign in */ int markId; /* sign ID */ int typenr; /* typenr of sign we are adding */ { signlist_T *sign; /* a sign in the signlist */ for (sign = buf->b_signlist; sign != NULL; sign = sign->next) { if (sign->id == markId) { sign->typenr = typenr; return sign->lnum; } } return 0; } int_u buf_getsigntype(buf, lnum, type) buf_T *buf; linenr_T lnum; int type; /* SIGN_ICON, SIGN_TEXT, SIGN_ANY, SIGN_LINEHL */ { signlist_T *sign; /* a sign in a b_signlist */ for (sign = buf->b_signlist; sign != NULL; sign = sign->next) if (sign->lnum == lnum && (type == SIGN_ANY # ifdef FEAT_SIGN_ICONS || (type == SIGN_ICON && sign_get_image(sign->typenr) != NULL) # endif || (type == SIGN_TEXT && sign_get_text(sign->typenr) != NULL) || (type == SIGN_LINEHL && sign_get_attr(sign->typenr, TRUE) != 0))) return sign->typenr; return 0; } linenr_T buf_delsign(buf, id) buf_T *buf; /* buffer sign is stored in */ int id; /* sign id */ { signlist_T **lastp; /* pointer to pointer to current sign */ signlist_T *sign; /* a sign in a b_signlist */ signlist_T *next; /* the next sign in a b_signlist */ linenr_T lnum; /* line number whose sign was deleted */ lastp = &buf->b_signlist; lnum = 0; for (sign = buf->b_signlist; sign != NULL; sign = next) { next = sign->next; if (sign->id == id) { *lastp = next; #ifdef FEAT_NETBEANS_INTG if (next != NULL) next->prev = sign->prev; #endif lnum = sign->lnum; vim_free(sign); break; } else lastp = &sign->next; } /* When deleted the last sign need to redraw the windows to remove the * sign column. */ if (buf->b_signlist == NULL) { redraw_buf_later(buf, NOT_VALID); changed_cline_bef_curs(); } return lnum; } /* * Find the line number of the sign with the requested id. If the sign does * not exist, return 0 as the line number. This will still let the correct file * get loaded. */ int buf_findsign(buf, id) buf_T *buf; /* buffer to store sign in */ int id; /* sign ID */ { signlist_T *sign; /* a sign in the signlist */ for (sign = buf->b_signlist; sign != NULL; sign = sign->next) if (sign->id == id) return sign->lnum; return 0; } int buf_findsign_id(buf, lnum) buf_T *buf; /* buffer whose sign we are searching for */ linenr_T lnum; /* line number of sign */ { signlist_T *sign; /* a sign in the signlist */ for (sign = buf->b_signlist; sign != NULL; sign = sign->next) if (sign->lnum == lnum) return sign->id; return 0; } # if defined(FEAT_NETBEANS_INTG) || defined(PROTO) /* see if a given type of sign exists on a specific line */ int buf_findsigntype_id(buf, lnum, typenr) buf_T *buf; /* buffer whose sign we are searching for */ linenr_T lnum; /* line number of sign */ int typenr; /* sign type number */ { signlist_T *sign; /* a sign in the signlist */ for (sign = buf->b_signlist; sign != NULL; sign = sign->next) if (sign->lnum == lnum && sign->typenr == typenr) return sign->id; return 0; } # if defined(FEAT_SIGN_ICONS) || defined(PROTO) /* return the number of icons on the given line */ int buf_signcount(buf, lnum) buf_T *buf; linenr_T lnum; { signlist_T *sign; /* a sign in the signlist */ int count = 0; for (sign = buf->b_signlist; sign != NULL; sign = sign->next) if (sign->lnum == lnum) if (sign_get_image(sign->typenr) != NULL) count++; return count; } # endif /* FEAT_SIGN_ICONS */ # endif /* FEAT_NETBEANS_INTG */ /* * Delete signs in buffer "buf". */ static void buf_delete_signs(buf) buf_T *buf; { signlist_T *next; while (buf->b_signlist != NULL) { next = buf->b_signlist->next; vim_free(buf->b_signlist); buf->b_signlist = next; } } /* * Delete all signs in all buffers. */ void buf_delete_all_signs() { buf_T *buf; /* buffer we are checking for signs */ for (buf = firstbuf; buf != NULL; buf = buf->b_next) if (buf->b_signlist != NULL) { /* Need to redraw the windows to remove the sign column. */ redraw_buf_later(buf, NOT_VALID); buf_delete_signs(buf); } } /* * List placed signs for "rbuf". If "rbuf" is NULL do it for all buffers. */ void sign_list_placed(rbuf) buf_T *rbuf; { buf_T *buf; signlist_T *p; char lbuf[BUFSIZ]; MSG_PUTS_TITLE(_("\n--- Signs ---")); msg_putchar('\n'); if (rbuf == NULL) buf = firstbuf; else buf = rbuf; while (buf != NULL) { if (buf->b_signlist != NULL) { vim_snprintf(lbuf, BUFSIZ, _("Signs for %s:"), buf->b_fname); MSG_PUTS_ATTR(lbuf, hl_attr(HLF_D)); msg_putchar('\n'); } for (p = buf->b_signlist; p != NULL; p = p->next) { vim_snprintf(lbuf, BUFSIZ, _(" line=%ld id=%d name=%s"), (long)p->lnum, p->id, sign_typenr2name(p->typenr)); MSG_PUTS(lbuf); msg_putchar('\n'); } if (rbuf != NULL) break; buf = buf->b_next; } } /* * Adjust a placed sign for inserted/deleted lines. */ void sign_mark_adjust(line1, line2, amount, amount_after) linenr_T line1; linenr_T line2; long amount; long amount_after; { signlist_T *sign; /* a sign in a b_signlist */ for (sign = curbuf->b_signlist; sign != NULL; sign = sign->next) { if (sign->lnum >= line1 && sign->lnum <= line2) { if (amount == MAXLNUM) sign->lnum = line1; else sign->lnum += amount; } else if (sign->lnum > line2) sign->lnum += amount_after; } } #endif /* FEAT_SIGNS */ /* * Set 'buflisted' for curbuf to "on" and trigger autocommands if it changed. */ void set_buflisted(on) int on; { if (on != curbuf->b_p_bl) { curbuf->b_p_bl = on; #ifdef FEAT_AUTOCMD if (on) apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf); else apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); #endif } } /* * Read the file for "buf" again and check if the contents changed. * Return TRUE if it changed or this could not be checked. */ int buf_contents_changed(buf) buf_T *buf; { buf_T *newbuf; int differ = TRUE; linenr_T lnum; aco_save_T aco; exarg_T ea; /* Allocate a buffer without putting it in the buffer list. */ newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); if (newbuf == NULL) return TRUE; /* Force the 'fileencoding' and 'fileformat' to be equal. */ if (prep_exarg(&ea, buf) == FAIL) { wipe_buffer(newbuf, FALSE); return TRUE; } /* set curwin/curbuf to buf and save a few things */ aucmd_prepbuf(&aco, newbuf); if (ml_open(curbuf) == OK && readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, &ea, READ_NEW | READ_DUMMY) == OK) { /* compare the two files line by line */ if (buf->b_ml.ml_line_count == curbuf->b_ml.ml_line_count) { differ = FALSE; for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) if (STRCMP(ml_get_buf(buf, lnum, FALSE), ml_get(lnum)) != 0) { differ = TRUE; break; } } } vim_free(ea.cmd); /* restore curwin/curbuf and a few other things */ aucmd_restbuf(&aco); if (curbuf != newbuf) /* safety check */ wipe_buffer(newbuf, FALSE); return differ; } /* * Wipe out a buffer and decrement the last buffer number if it was used for * this buffer. Call this to wipe out a temp buffer that does not contain any * marks. */ /*ARGSUSED*/ void wipe_buffer(buf, aucmd) buf_T *buf; int aucmd; /* When TRUE trigger autocommands. */ { if (buf->b_fnum == top_file_num - 1) --top_file_num; #ifdef FEAT_AUTOCMD if (!aucmd) /* Don't trigger BufDelete autocommands here. */ block_autocmds(); #endif close_buffer(NULL, buf, DOBUF_WIPE); #ifdef FEAT_AUTOCMD if (!aucmd) unblock_autocmds(); #endif }