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- /* editor high level editing commands
- Copyright (C) 1996, 1997, 1998, 2001, 2002, 2003, 2004, 2005, 2006,
- 2007 Free Software Foundation, Inc.
- Authors: 1996, 1997 Paul Sheer
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA.
- */
- /** \file
- * \brief Source: editor high level editing commands
- * \author Paul Sheer
- * \date 1996, 1997
- */
- /* #define PIPE_BLOCKS_SO_READ_BYTE_BY_BYTE */
- #include <config.h>
- #include <assert.h>
- #include <ctype.h>
- #include <stdio.h>
- #include <stdarg.h>
- #include <sys/types.h>
- #include <unistd.h>
- #include <string.h>
- #include <errno.h>
- #include <sys/stat.h>
- #include <stdlib.h>
- #include <fcntl.h>
- #include "../src/global.h"
- #include "../src/tty/tty.h"
- #include "../src/tty/key.h" /* XCTRL */
- #include "../src/history.h"
- #include "../src/widget.h" /* listbox_new() */
- #include "../src/layout.h" /* clr_scr() */
- #include "../src/main.h" /* mc_home source_codepage */
- #include "../src/help.h" /* interactive_display() */
- #include "../src/wtools.h" /* message() */
- #include "../src/charsets.h"
- #include "../src/selcodepage.h"
- #include "../src/strutil.h" /* utf string functions */
- #include "../src/mcconfig/mcconfig.h"
- #include "../edit/edit-impl.h"
- #include "../edit/edit.h"
- #include "../edit/editlock.h"
- #include "../src/cmddef.h"
- #include "../edit/edit-widget.h"
- #include "../edit/editcmd_dialogs.h"
- #include "../edit/etags.h"
- /* globals: */
- /* search and replace: */
- int search_create_bookmark = 0;
- /* static int search_in_all_charsets = 0; */
- /* queries on a save */
- int edit_confirm_save = 1;
- static int edit_save_cmd (WEdit *edit);
- static unsigned char *edit_get_block (WEdit *edit, long start,
- long finish, int *l);
- static void
- edit_search_cmd_search_create_bookmark(WEdit * edit)
- {
- int found = 0, books = 0;
- int l = 0, l_last = -1;
- long q = 0;
- gsize len = 0;
- search_create_bookmark = 0;
- book_mark_flush (edit, -1);
- for (;;) {
- if (!mc_search_run(edit->search, (void *) edit, q, edit->last_byte, &len))
- break;
- if (found == 0)
- edit->search_start = edit->search->normal_offset;
- found++;
- l += edit_count_lines (edit, q, edit->search->normal_offset);
- if (l != l_last) {
- book_mark_insert (edit, l, BOOK_MARK_FOUND_COLOR);
- books++;
- }
- l_last = l;
- q = edit->search->normal_offset + 1;
- }
- if (found == 0) {
- edit_error_dialog (_ ("Search"), _ (" Search string not found "));
- } else {
- edit_cursor_move (edit, edit->search_start - edit->curs1);
- edit_scroll_screen_over_cursor (edit);
- }
- }
- static int
- edit_search_cmd_callback(const void *user_data, gsize char_offset)
- {
- return edit_get_byte ((WEdit * )user_data, (long) char_offset);
- }
- void edit_help_cmd (WEdit * edit)
- {
- interactive_display (NULL, "[Internal File Editor]");
- edit->force |= REDRAW_COMPLETELY;
- }
- void
- edit_refresh_cmd (WEdit * edit)
- {
- #ifdef HAVE_SLANG
- int color;
- edit_get_syntax_color (edit, -1, &color);
- tty_touch_screen ();
- mc_refresh ();
- #else
- clr_scr ();
- repaint_screen ();
- #endif /* !HAVE_SLANG */
- tty_keypad (TRUE);
- }
- /* If 0 (quick save) then a) create/truncate <filename> file,
- b) save to <filename>;
- if 1 (safe save) then a) save to <tempnam>,
- b) rename <tempnam> to <filename>;
- if 2 (do backups) then a) save to <tempnam>,
- b) rename <filename> to <filename.backup_ext>,
- c) rename <tempnam> to <filename>. */
- /* returns 0 on error, -1 on abort */
- static int
- edit_save_file (WEdit *edit, const char *filename)
- {
- char *p;
- gchar *tmp;
- long filelen = 0;
- char *savename = 0;
- gchar *real_filename;
- int this_save_mode, fd = -1;
- if (!filename)
- return 0;
- if (!*filename)
- return 0;
- if (*filename != PATH_SEP && edit->dir) {
- real_filename = concat_dir_and_file (edit->dir, filename);
- } else {
- real_filename = g_strdup(filename);
- }
- this_save_mode = option_save_mode;
- if (this_save_mode != EDIT_QUICK_SAVE) {
- if (!vfs_file_is_local (real_filename) ||
- (fd = mc_open (real_filename, O_RDONLY | O_BINARY)) == -1) {
- /*
- * The file does not exists yet, so no safe save or
- * backup are necessary.
- */
- this_save_mode = EDIT_QUICK_SAVE;
- }
- if (fd != -1)
- mc_close (fd);
- }
- if (this_save_mode == EDIT_QUICK_SAVE &&
- !edit->skip_detach_prompt) {
- int rv;
- struct stat sb;
- rv = mc_stat (real_filename, &sb);
- if (rv == 0 && sb.st_nlink > 1) {
- rv = edit_query_dialog3 (_("Warning"),
- _(" File has hard-links. Detach before saving? "),
- _("&Yes"), _("&No"), _("&Cancel"));
- switch (rv) {
- case 0:
- this_save_mode = EDIT_SAFE_SAVE;
- /* fallthrough */
- case 1:
- edit->skip_detach_prompt = 1;
- break;
- default:
- g_free(real_filename);
- return -1;
- }
- }
- /* Prevent overwriting changes from other editor sessions. */
- if (rv == 0 && edit->stat1.st_mtime != 0 && edit->stat1.st_mtime != sb.st_mtime) {
- /* The default action is "Cancel". */
- query_set_sel(1);
- rv = edit_query_dialog2 (
- _("Warning"),
- _("The file has been modified in the meantime. Save anyway?"),
- _("&Yes"),
- _("&Cancel"));
- if (rv != 0){
- g_free(real_filename);
- return -1;
- }
- }
- }
- if (this_save_mode != EDIT_QUICK_SAVE) {
- char *savedir, *saveprefix;
- const char *slashpos;
- slashpos = strrchr (real_filename, PATH_SEP);
- if (slashpos) {
- savedir = g_strdup (real_filename);
- savedir[slashpos - real_filename + 1] = '\0';
- } else
- savedir = g_strdup (".");
- saveprefix = concat_dir_and_file (savedir, "cooledit");
- g_free (savedir);
- fd = mc_mkstemps (&savename, saveprefix, NULL);
- g_free (saveprefix);
- if (!savename){
- g_free(real_filename);
- return 0;
- }
- /* FIXME:
- * Close for now because mc_mkstemps use pure open system call
- * to create temporary file and it needs to be reopened by
- * VFS-aware mc_open().
- */
- close (fd);
- } else
- savename = g_strdup (real_filename);
- mc_chown (savename, edit->stat1.st_uid, edit->stat1.st_gid);
- mc_chmod (savename, edit->stat1.st_mode);
- if ((fd =
- mc_open (savename, O_CREAT | O_WRONLY | O_TRUNC | O_BINARY,
- edit->stat1.st_mode)) == -1)
- goto error_save;
- /* pipe save */
- if ((p = edit_get_write_filter (savename, real_filename))) {
- FILE *file;
- mc_close (fd);
- file = (FILE *) popen (p, "w");
- if (file) {
- filelen = edit_write_stream (edit, file);
- #if 1
- pclose (file);
- #else
- if (pclose (file) != 0) {
- tmp = g_strconcat (_(" Error writing to pipe: "),
- p, " ", (char *) NULL);
- edit_error_dialog (_("Error"), tmp);
- g_free(tmp);
- g_free (p);
- goto error_save;
- }
- #endif
- } else {
- tmp = g_strconcat (_(" Cannot open pipe for writing: "),
- p, " ", (char *) NULL);
- edit_error_dialog (_("Error"),
- get_sys_error (tmp));
- g_free (p);
- g_free(tmp);
- goto error_save;
- }
- g_free (p);
- } else if (edit->lb == LB_ASIS) { /* do not change line breaks */
- long buf;
- buf = 0;
- filelen = edit->last_byte;
- while (buf <= (edit->curs1 >> S_EDIT_BUF_SIZE) - 1) {
- if (mc_write (fd, (char *) edit->buffers1[buf], EDIT_BUF_SIZE)
- != EDIT_BUF_SIZE) {
- mc_close (fd);
- goto error_save;
- }
- buf++;
- }
- if (mc_write
- (fd, (char *) edit->buffers1[buf],
- edit->curs1 & M_EDIT_BUF_SIZE) !=
- (edit->curs1 & M_EDIT_BUF_SIZE)) {
- filelen = -1;
- } else if (edit->curs2) {
- edit->curs2--;
- buf = (edit->curs2 >> S_EDIT_BUF_SIZE);
- if (mc_write
- (fd,
- (char *) edit->buffers2[buf] + EDIT_BUF_SIZE -
- (edit->curs2 & M_EDIT_BUF_SIZE) - 1,
- 1 + (edit->curs2 & M_EDIT_BUF_SIZE)) !=
- 1 + (edit->curs2 & M_EDIT_BUF_SIZE)) {
- filelen = -1;
- } else {
- while (--buf >= 0) {
- if (mc_write
- (fd, (char *) edit->buffers2[buf],
- EDIT_BUF_SIZE) != EDIT_BUF_SIZE) {
- filelen = -1;
- break;
- }
- }
- }
- edit->curs2++;
- }
- if (mc_close (fd))
- goto error_save;
- /* Update the file information, especially the mtime. */
- if (mc_stat (savename, &edit->stat1) == -1)
- goto error_save;
- } else { /* change line breaks */
- FILE *file;
- mc_close (fd);
- file = (FILE *) fopen (savename, "w");
- if (file) {
- filelen = edit_write_stream (edit, file);
- fclose (file);
- } else {
- char *msg;
- msg = g_strdup_printf (_(" Cannot open file for writing: %s "), savename);
- edit_error_dialog (_("Error"), msg);
- g_free (msg);
- goto error_save;
- }
- }
- if (filelen != edit->last_byte)
- goto error_save;
- if (this_save_mode == EDIT_DO_BACKUP) {
- assert (option_backup_ext != NULL);
- tmp = g_strconcat (real_filename, option_backup_ext,(char *) NULL);
- if (mc_rename (real_filename, tmp) == -1){
- g_free(tmp);
- goto error_save;
- }
- }
- if (this_save_mode != EDIT_QUICK_SAVE)
- if (mc_rename (savename, real_filename) == -1)
- goto error_save;
- g_free (savename);
- g_free(real_filename);
- return 1;
- error_save:
- /* FIXME: Is this safe ?
- * if (this_save_mode != EDIT_QUICK_SAVE)
- * mc_unlink (savename);
- */
- g_free(real_filename);
- g_free (savename);
- return 0;
- }
- void
- menu_save_mode_cmd (void)
- {
- /* diaog sizes */
- const int DLG_X = 38;
- const int DLG_Y = 10;
- char *str_result;
- const char *str[] =
- {
- N_("Quick save "),
- N_("Safe save "),
- N_("Do backups -->")
- };
- QuickWidget widgets[] =
- {
- /* 0 */ QUICK_BUTTON (18, DLG_X, 7, DLG_Y, N_("&Cancel"), B_CANCEL, NULL),
- /* 1 */ QUICK_BUTTON ( 6, DLG_X, 7, DLG_Y, N_("&OK"), B_ENTER, NULL),
- /* 2 */ QUICK_INPUT (23, DLG_X, 5, DLG_Y, option_backup_ext, 9, 0, "edit-backup-ext", &str_result),
- /* 3 */ QUICK_LABEL (22, DLG_X, 4, DLG_Y, N_("Extension:")),
- /* 4 */ QUICK_RADIO ( 4, DLG_X, 3, DLG_Y, 3, str, &option_save_mode),
- QUICK_END
- };
- QuickDialog dialog =
- {
- DLG_X, DLG_Y, -1, -1, N_(" Edit Save Mode "),
- "[Edit Save Mode]", widgets, FALSE
- };
- size_t i;
- size_t maxlen = 0;
- int dlg_x;
- size_t l1, w0, w1, w3;
- assert (option_backup_ext != NULL);
- /* OK/Cancel buttons */
- w0 = str_term_width1 (_(widgets[0].u.button.text)) + 2;
- w1 = str_term_width1 (_(widgets[1].u.button.text)) + 4; /* default batton */
- w3 = str_term_width1 (_(widgets[3].u.label.text));
- maxlen = l1 = w0 + w1 + 6;
- for (i = 0; i < 3; i++) {
- #ifdef ENABLE_NLS
- str[i] = _(str[i]);
- #endif
- maxlen = max (maxlen, (size_t) str_term_width1 (str[i]) + 7);
- }
- dlg_x = maxlen + w3 + 5 + 2;
- widgets[2].u.input.len = w3; /* input field length */
- dlg_x = min (COLS, dlg_x);
- dialog.xlen = dlg_x;
- widgets[0].relative_x = dlg_x * 2/3 - w0/2;
- widgets[1].relative_x = dlg_x/3 - w1/2;
- widgets[2].relative_x = widgets[3].relative_x = maxlen + 3;
- for (i = 0; i < sizeof (widgets)/sizeof (widgets[0]); i++)
- widgets[i].x_divisions = dlg_x;
- if (quick_dialog (&dialog) != B_CANCEL) {
- g_free (option_backup_ext);
- option_backup_ext = str_result;
- }
- }
- void
- edit_set_filename (WEdit *edit, const char *f)
- {
- g_free (edit->filename);
- if (!f)
- f = "";
- edit->filename = g_strdup (f);
- if (edit->dir == NULL && *f != PATH_SEP)
- #ifdef USE_VFS
- edit->dir = g_strdup (vfs_get_current_dir ());
- #else
- edit->dir = g_get_current_dir ();
- #endif
- }
- static char *
- edit_get_save_file_as (WEdit *edit)
- {
- #define DLG_WIDTH 64
- #define DLG_HEIGHT 14
- static LineBreaks cur_lb = LB_ASIS;
- char *filename = edit->filename;
- const char *lb_names[LB_NAMES] =
- {
- N_("&Do not change"),
- N_("&Unix format (LF)"),
- N_("&Windows/DOS format (CR LF)"),
- N_("&Macintosh format (CR)")
- };
- QuickWidget quick_widgets[] =
- {
- QUICK_BUTTON (6, 10, DLG_HEIGHT - 3, DLG_HEIGHT, N_("&Cancel"), B_CANCEL, NULL),
- QUICK_BUTTON (2, 10, DLG_HEIGHT - 3, DLG_HEIGHT, N_("&OK"), B_ENTER, NULL),
- QUICK_RADIO (5, DLG_WIDTH, DLG_HEIGHT - 8, DLG_HEIGHT, LB_NAMES, lb_names, (int *) &cur_lb),
- QUICK_LABEL (3, DLG_WIDTH, DLG_HEIGHT - 9, DLG_HEIGHT, N_("Change line breaks to:")),
- QUICK_INPUT (3, DLG_WIDTH, DLG_HEIGHT - 11, DLG_HEIGHT, filename, DLG_WIDTH - 6, 0, "save-as", &filename),
- QUICK_LABEL (2, DLG_WIDTH, DLG_HEIGHT - 12, DLG_HEIGHT, N_(" Enter file name: ")),
- QUICK_END
- };
- QuickDialog Quick_options =
- {
- DLG_WIDTH, DLG_HEIGHT, -1, -1,
- N_(" Save As "), "[Save File As]",
- quick_widgets, FALSE
- };
- if (quick_dialog (&Quick_options) != B_CANCEL) {
- edit->lb = cur_lb;
- return filename;
- }
- return NULL;
- #undef DLG_WIDTH
- #undef DLG_HEIGHT
- }
- /* Here we want to warn the users of overwriting an existing file,
- but only if they have made a change to the filename */
- /* returns 1 on success */
- int
- edit_save_as_cmd (WEdit *edit)
- {
- /* This heads the 'Save As' dialog box */
- char *exp;
- int save_lock = 0;
- int different_filename = 0;
- exp = edit_get_save_file_as (edit);
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- if (exp) {
- if (!*exp) {
- g_free (exp);
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- } else {
- int rv;
- if (strcmp (edit->filename, exp)) {
- int file;
- different_filename = 1;
- if ((file = mc_open (exp, O_RDONLY | O_BINARY)) != -1) {
- /* the file exists */
- mc_close (file);
- /* Overwrite the current file or cancel the operation */
- if (edit_query_dialog2
- (_("Warning"),
- _(" A file already exists with this name. "),
- _("&Overwrite"), _("&Cancel"))) {
- edit->force |= REDRAW_COMPLETELY;
- g_free (exp);
- return 0;
- }
- } else {
- edit->stat1.st_mode |= S_IWUSR;
- }
- save_lock = edit_lock_file (exp);
- } else {
- /* filenames equal, check if already locked */
- if (!edit->locked && !edit->delete_file)
- save_lock = edit_lock_file (exp);
- }
- if (different_filename)
- {
- /*
- * Allow user to write into saved (under another name) file
- * even if original file had r/o user permissions.
- */
- edit->stat1.st_mode |= S_IWRITE;
- }
- rv = edit_save_file (edit, exp);
- switch (rv) {
- case 1:
- /* Succesful, so unlock both files */
- if (different_filename) {
- if (save_lock)
- edit_unlock_file (exp);
- if (edit->locked)
- edit->locked = edit_unlock_file (edit->filename);
- } else {
- if (edit->locked || save_lock)
- edit->locked = edit_unlock_file (edit->filename);
- }
- edit_set_filename (edit, exp);
- if (edit->lb != LB_ASIS)
- edit_reload(edit, exp);
- g_free (exp);
- edit->modified = 0;
- edit->delete_file = 0;
- edit->stack_last_save_pointer = edit->stack_pointer;
- if (different_filename)
- edit_load_syntax (edit, NULL, option_syntax_type);
- edit->force |= REDRAW_COMPLETELY;
- return 1;
- default:
- edit_error_dialog (_(" Save As "),
- get_sys_error (_
- (" Cannot save file. ")));
- /* fallthrough */
- case -1:
- /* Failed, so maintain modify (not save) lock */
- if (save_lock)
- edit_unlock_file (exp);
- g_free (exp);
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- }
- }
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- /* {{{ Macro stuff starts here */
- /* creates a macro file if it doesn't exist */
- static FILE *edit_open_macro_file (const char *r)
- {
- gchar *filename;
- FILE *fd;
- int file;
- filename = concat_dir_and_file (home_dir, EDIT_MACRO_FILE);
- if ((file = open (filename, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)) == -1){
- g_free(filename);
- return 0;
- }
- close (file);
- fd = fopen (filename, r);
- g_free(filename);
- return fd;
- }
- #define MAX_MACROS 1024
- static int saved_macro[MAX_MACROS + 1];
- static int saved_macros_loaded = 0;
- /*
- This is just to stop the macro file be loaded over and over for keys
- that aren't defined to anything. On slow systems this could be annoying.
- */
- static int
- macro_exists (int k)
- {
- int i;
- for (i = 0; i < MAX_MACROS && saved_macro[i]; i++)
- if (saved_macro[i] == k)
- return i;
- return -1;
- }
- /* returns 1 on error */
- static int
- edit_delete_macro (WEdit * edit, int k)
- {
- gchar *tmp, *tmp2;
- struct macro macro[MAX_MACRO_LENGTH];
- FILE *f, *g;
- int s, i, n, j = 0;
- (void) edit;
- if (saved_macros_loaded)
- if ((j = macro_exists (k)) < 0)
- return 0;
- tmp = concat_dir_and_file (home_dir, EDIT_TEMP_FILE);
- g = fopen (tmp , "w");
- g_free(tmp);
- if (!g) {
- edit_error_dialog (_(" Delete macro "),
- get_sys_error (_(" Cannot open temp file ")));
- return 1;
- }
- f = edit_open_macro_file ("r");
- if (!f) {
- edit_error_dialog (_(" Delete macro "),
- get_sys_error (_(" Cannot open macro file ")));
- fclose (g);
- return 1;
- }
- for (;;) {
- n = fscanf (f, ("key '%d 0': "), &s);
- if (!n || n == EOF)
- break;
- n = 0;
- while (fscanf (f, "%hd %hd, ", ¯o[n].command, ¯o[n].ch))
- n++;
- fscanf (f, ";\n");
- if (s != k) {
- fprintf (g, ("key '%d 0': "), s);
- for (i = 0; i < n; i++)
- fprintf (g, "%hd %hd, ", macro[i].command, macro[i].ch);
- fprintf (g, ";\n");
- }
- }
- fclose (f);
- fclose (g);
- tmp = concat_dir_and_file (home_dir, EDIT_TEMP_FILE);
- tmp2 = concat_dir_and_file (home_dir, EDIT_MACRO_FILE);
- if (rename ( tmp, tmp2) == -1) {
- edit_error_dialog (_(" Delete macro "),
- get_sys_error (_(" Cannot overwrite macro file ")));
- g_free(tmp);
- g_free(tmp2);
- return 1;
- }
- g_free(tmp);
- g_free(tmp2);
- if (saved_macros_loaded)
- memmove (saved_macro + j, saved_macro + j + 1, sizeof (int) * (MAX_MACROS - j - 1));
- return 0;
- }
- /* returns 0 on error */
- int edit_save_macro_cmd (WEdit * edit, struct macro macro[], int n)
- {
- FILE *f;
- int s, i;
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- s = editcmd_dialog_raw_key_query (_(" Save macro "),
- _(" Press the macro's new hotkey: "), 1);
- edit->force |= REDRAW_COMPLETELY;
- if (s) {
- if (edit_delete_macro (edit, s))
- return 0;
- f = edit_open_macro_file ("a+");
- if (f) {
- fprintf (f, ("key '%d 0': "), s);
- for (i = 0; i < n; i++)
- fprintf (f, "%hd %hd, ", macro[i].command, macro[i].ch);
- fprintf (f, ";\n");
- fclose (f);
- if (saved_macros_loaded) {
- for (i = 0; i < MAX_MACROS && saved_macro[i]; i++);
- saved_macro[i] = s;
- }
- return 1;
- } else
- edit_error_dialog (_(" Save macro "), get_sys_error (_(" Cannot open macro file ")));
- }
- return 0;
- }
- void edit_delete_macro_cmd (WEdit * edit)
- {
- int command;
- command = editcmd_dialog_raw_key_query (_ (" Delete macro "),
- _ (" Press macro hotkey: "), 1);
- if (!command)
- return;
- edit_delete_macro (edit, command);
- }
- /* return 0 on error */
- int edit_load_macro_cmd (WEdit * edit, struct macro macro[], int *n, int k)
- {
- FILE *f;
- int s, i = 0, found = 0;
- (void) edit;
- if (saved_macros_loaded)
- if (macro_exists (k) < 0)
- return 0;
- if ((f = edit_open_macro_file ("r"))) {
- struct macro dummy;
- do {
- int u;
- u = fscanf (f, ("key '%d 0': "), &s);
- if (!u || u == EOF)
- break;
- if (!saved_macros_loaded)
- saved_macro[i++] = s;
- if (!found) {
- *n = 0;
- while (*n < MAX_MACRO_LENGTH && 2 == fscanf (f, "%hd %hd, ", ¯o[*n].command, ¯o[*n].ch))
- (*n)++;
- } else {
- while (2 == fscanf (f, "%hd %hd, ", &dummy.command, &dummy.ch));
- }
- fscanf (f, ";\n");
- if (s == k)
- found = 1;
- } while (!found || !saved_macros_loaded);
- if (!saved_macros_loaded) {
- saved_macro[i] = 0;
- saved_macros_loaded = 1;
- }
- fclose (f);
- return found;
- } else
- edit_error_dialog (_(" Load macro "),
- get_sys_error (_(" Cannot open macro file ")));
- return 0;
- }
- /* }}} Macro stuff starts here */
- /* returns 1 on success */
- int edit_save_confirm_cmd (WEdit * edit)
- {
- gchar *f = NULL;
- if (edit_confirm_save) {
- f = g_strconcat (_(" Confirm save file? : "), edit->filename, " ", NULL);
- if (edit_query_dialog2 (_(" Save file "), f, _("&Save"), _("&Cancel"))){
- g_free(f);
- return 0;
- }
- g_free(f);
- }
- return edit_save_cmd (edit);
- }
- /* returns 1 on success */
- static int
- edit_save_cmd (WEdit *edit)
- {
- int res, save_lock = 0;
- if (!edit->locked && !edit->delete_file)
- save_lock = edit_lock_file (edit->filename);
- res = edit_save_file (edit, edit->filename);
- /* Maintain modify (not save) lock on failure */
- if ((res > 0 && edit->locked) || save_lock)
- edit->locked = edit_unlock_file (edit->filename);
- /* On failure try 'save as', it does locking on its own */
- if (!res)
- return edit_save_as_cmd (edit);
- edit->force |= REDRAW_COMPLETELY;
- if (res > 0) {
- edit->delete_file = 0;
- edit->modified = 0;
- edit->stack_last_save_pointer = edit->stack_pointer;
- }
- return 1;
- }
- /* returns 1 on success */
- int edit_new_cmd (WEdit * edit)
- {
- if (edit->modified) {
- if (edit_query_dialog2 (_ ("Warning"), _ (" Current text was modified without a file save. \n Continue discards these changes. "), _ ("C&ontinue"), _ ("&Cancel"))) {
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- }
- edit->force |= REDRAW_COMPLETELY;
- return edit_renew (edit); /* if this gives an error, something has really screwed up */
- }
- /* returns 1 on error */
- static int
- edit_load_file_from_filename (WEdit * edit, char *exp)
- {
- int prev_locked = edit->locked;
- char *prev_filename = g_strdup (edit->filename);
- if (!edit_reload (edit, exp)) {
- g_free (prev_filename);
- return 1;
- }
- if (prev_locked)
- edit_unlock_file (prev_filename);
- g_free (prev_filename);
- return 0;
- }
- static void
- edit_load_syntax_file (WEdit * edit)
- {
- char *extdir;
- int dir = 0;
- if (geteuid () == 0) {
- dir = query_dialog (_("Syntax file edit"),
- _(" Which syntax file you want to edit? "), D_NORMAL, 2,
- _("&User"), _("&System Wide"));
- }
- extdir = concat_dir_and_file (mc_home, "syntax" PATH_SEP_STR "Syntax");
- if (!exist_file(extdir)) {
- g_free (extdir);
- extdir = concat_dir_and_file (mc_home_alt, "syntax" PATH_SEP_STR "Syntax");
- }
- if (dir == 0) {
- char *buffer;
- buffer = concat_dir_and_file (home_dir, EDIT_SYNTAX_FILE);
- check_for_default (extdir, buffer);
- edit_load_file_from_filename (edit, buffer);
- g_free (buffer);
- } else if (dir == 1)
- edit_load_file_from_filename (edit, extdir);
- g_free (extdir);
- }
- static void
- edit_load_menu_file (WEdit * edit)
- {
- char *buffer;
- char *menufile;
- int dir = 0;
- dir = query_dialog (
- _(" Menu edit "),
- _(" Which menu file do you want to edit? "), D_NORMAL,
- geteuid() ? 2 : 3, _("&Local"), _("&User"), _("&System Wide")
- );
- menufile = concat_dir_and_file (mc_home, EDIT_GLOBAL_MENU);
- if (!exist_file (menufile)) {
- g_free (menufile);
- menufile = concat_dir_and_file (mc_home_alt, EDIT_GLOBAL_MENU);
- }
- switch (dir) {
- case 0:
- buffer = g_strdup (EDIT_LOCAL_MENU);
- check_for_default (menufile, buffer);
- chmod (buffer, 0600);
- break;
- case 1:
- buffer = concat_dir_and_file (home_dir, EDIT_HOME_MENU);
- check_for_default (menufile, buffer);
- break;
-
- case 2:
- buffer = concat_dir_and_file (mc_home, EDIT_GLOBAL_MENU);
- if (!exist_file (buffer)) {
- g_free (buffer);
- buffer = concat_dir_and_file (mc_home_alt, EDIT_GLOBAL_MENU);
- }
- break;
- default:
- g_free (menufile);
- return;
- }
- edit_load_file_from_filename (edit, buffer);
- g_free (buffer);
- g_free (menufile);
- }
- int
- edit_load_cmd (WEdit *edit, edit_current_file_t what)
- {
- char *exp;
- if (edit->modified
- && (edit_query_dialog2
- (_("Warning"),
- _(" Current text was modified without a file save. \n"
- " Continue discards these changes. "),
- _("C&ontinue"), _("&Cancel")) == 1)) {
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- switch (what) {
- case EDIT_FILE_COMMON:
- exp = input_expand_dialog (_(" Load "), _(" Enter file name: "),
- MC_HISTORY_EDIT_LOAD, edit->filename);
- if (exp) {
- if (*exp)
- edit_load_file_from_filename (edit, exp);
- g_free (exp);
- }
- break;
- case EDIT_FILE_SYNTAX:
- edit_load_syntax_file (edit);
- break;
- case EDIT_FILE_MENU:
- edit_load_menu_file (edit);
- break;
- default:
- break;
- }
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- /*
- if mark2 is -1 then marking is from mark1 to the cursor.
- Otherwise its between the markers. This handles this.
- Returns 1 if no text is marked.
- */
- int eval_marks (WEdit * edit, long *start_mark, long *end_mark)
- {
- if (edit->mark1 != edit->mark2) {
- if (edit->mark2 >= 0) {
- *start_mark = min (edit->mark1, edit->mark2);
- *end_mark = max (edit->mark1, edit->mark2);
- } else {
- *start_mark = min (edit->mark1, edit->curs1);
- *end_mark = max (edit->mark1, edit->curs1);
- edit->column2 = edit->curs_col + edit->over_col;
- }
- return 0;
- } else {
- *start_mark = *end_mark = 0;
- edit->column2 = edit->column1 = 0;
- return 1;
- }
- }
- #define space_width 1
- void
- edit_insert_column_of_text (WEdit * edit, unsigned char *data, int size, int width)
- {
- long cursor;
- int i, col;
- cursor = edit->curs1;
- col = edit_get_col (edit);
- for (i = 0; i < size; i++) {
- if (data[i] == '\n') { /* fill in and move to next line */
- int l;
- long p;
- if (edit_get_byte (edit, edit->curs1) != '\n') {
- l = width - (edit_get_col (edit) - col);
- while (l > 0) {
- edit_insert (edit, ' ');
- l -= space_width;
- }
- }
- for (p = edit->curs1;; p++) {
- if (p == edit->last_byte) {
- edit_cursor_move (edit, edit->last_byte - edit->curs1);
- edit_insert_ahead (edit, '\n');
- p++;
- break;
- }
- if (edit_get_byte (edit, p) == '\n') {
- p++;
- break;
- }
- }
- edit_cursor_move (edit, edit_move_forward3 (edit, p, col, 0) - edit->curs1);
- l = col - edit_get_col (edit);
- while (l >= space_width) {
- edit_insert (edit, ' ');
- l -= space_width;
- }
- continue;
- }
- edit_insert (edit, data[i]);
- }
- edit_cursor_move (edit, cursor - edit->curs1);
- }
- #define TEMP_BUF_LEN 1024
- int
- edit_insert_column_of_text_from_file (WEdit * edit, int file)
- {
- long cursor;
- int i, col;
- int blocklen = -1, width;
- unsigned char *data;
- cursor = edit->curs1;
- col = edit_get_col (edit);
- data = g_malloc (TEMP_BUF_LEN);
- while ((blocklen = mc_read (file, (char *) data, TEMP_BUF_LEN)) > 0) {
- for (width = 0; width < blocklen; width++) {
- if (data[width] == '\n')
- break;
- }
- for (i = 0; i < blocklen; i++) {
- if (data[i] == '\n') { /* fill in and move to next line */
- int l;
- long p;
- if (edit_get_byte (edit, edit->curs1) != '\n') {
- l = width - (edit_get_col (edit) - col);
- while (l > 0) {
- edit_insert (edit, ' ');
- l -= space_width;
- }
- }
- for (p = edit->curs1;; p++) {
- if (p == edit->last_byte) {
- edit_cursor_move (edit, edit->last_byte - edit->curs1);
- edit_insert_ahead (edit, '\n');
- p++;
- break;
- }
- if (edit_get_byte (edit, p) == '\n') {
- p++;
- break;
- }
- }
- edit_cursor_move (edit, edit_move_forward3 (edit, p, col, 0) - edit->curs1);
- l = col - edit_get_col (edit);
- while (l >= space_width) {
- edit_insert (edit, ' ');
- l -= space_width;
- }
- continue;
- }
- edit_insert (edit, data[i]);
- }
- }
- edit_cursor_move (edit, cursor - edit->curs1);
- g_free(data);
- edit->force |= REDRAW_PAGE;
- return blocklen;
- }
- void
- edit_block_copy_cmd (WEdit *edit)
- {
- long start_mark, end_mark, current = edit->curs1;
- int size;
- unsigned char *copy_buf;
- edit_update_curs_col (edit);
- if (eval_marks (edit, &start_mark, &end_mark))
- return;
- copy_buf = edit_get_block (edit, start_mark, end_mark, &size);
- /* all that gets pushed are deletes hence little space is used on the stack */
- edit_push_markers (edit);
- if (column_highlighting) {
- edit_insert_column_of_text (edit, copy_buf, size,
- abs (edit->column2 - edit->column1));
- } else {
- while (size--)
- edit_insert_ahead (edit, copy_buf[size]);
- }
- g_free (copy_buf);
- edit_scroll_screen_over_cursor (edit);
- if (column_highlighting) {
- edit_set_markers (edit, 0, 0, 0, 0);
- edit_push_action (edit, COLUMN_ON);
- column_highlighting = 0;
- } else if (start_mark < current && end_mark > current)
- edit_set_markers (edit, start_mark,
- end_mark + end_mark - start_mark, 0, 0);
- edit->force |= REDRAW_PAGE;
- }
- void
- edit_block_move_cmd (WEdit *edit)
- {
- long count;
- long current;
- unsigned char *copy_buf;
- long start_mark, end_mark;
- int deleted = 0;
- int x = 0;
- if (eval_marks (edit, &start_mark, &end_mark))
- return;
- if (column_highlighting) {
- edit_update_curs_col (edit);
- x = edit->curs_col;
- if (start_mark <= edit->curs1 && end_mark >= edit->curs1)
- if ((x > edit->column1 && x < edit->column2)
- || (x > edit->column2 && x < edit->column1))
- return;
- } else if (start_mark <= edit->curs1 && end_mark >= edit->curs1)
- return;
- if ((end_mark - start_mark) > option_max_undo / 2)
- if (edit_query_dialog2
- (_("Warning"),
- _
- (" Block is large, you may not be able to undo this action. "),
- _("C&ontinue"), _("&Cancel")))
- return;
- edit_push_markers (edit);
- current = edit->curs1;
- if (column_highlighting) {
- int size, c1, c2, line;
- line = edit->curs_line;
- if (edit->mark2 < 0)
- edit_mark_cmd (edit, 0);
- c1 = min (edit->column1, edit->column2);
- c2 = max (edit->column1, edit->column2);
- copy_buf = edit_get_block (edit, start_mark, end_mark, &size);
- if (x < c2) {
- edit_block_delete_cmd (edit);
- deleted = 1;
- }
- edit_move_to_line (edit, line);
- edit_cursor_move (edit,
- edit_move_forward3 (edit,
- edit_bol (edit, edit->curs1),
- x, 0) - edit->curs1);
- edit_insert_column_of_text (edit, copy_buf, size, c2 - c1);
- if (!deleted) {
- line = edit->curs_line;
- edit_update_curs_col (edit);
- x = edit->curs_col;
- edit_block_delete_cmd (edit);
- edit_move_to_line (edit, line);
- edit_cursor_move (edit,
- edit_move_forward3 (edit,
- edit_bol (edit,
- edit->curs1),
- x, 0) - edit->curs1);
- }
- edit_set_markers (edit, 0, 0, 0, 0);
- edit_push_action (edit, COLUMN_ON);
- column_highlighting = 0;
- } else {
- copy_buf = g_malloc (end_mark - start_mark);
- edit_cursor_move (edit, start_mark - edit->curs1);
- edit_scroll_screen_over_cursor (edit);
- count = start_mark;
- while (count < end_mark) {
- copy_buf[end_mark - count - 1] = edit_delete (edit, 1);
- count++;
- }
- edit_scroll_screen_over_cursor (edit);
- edit_cursor_move (edit,
- current - edit->curs1 -
- (((current - edit->curs1) >
- 0) ? end_mark - start_mark : 0));
- edit_scroll_screen_over_cursor (edit);
- while (count-- > start_mark)
- edit_insert_ahead (edit, copy_buf[end_mark - count - 1]);
- edit_set_markers (edit, edit->curs1,
- edit->curs1 + end_mark - start_mark, 0, 0);
- }
- edit_scroll_screen_over_cursor (edit);
- g_free (copy_buf);
- edit->force |= REDRAW_PAGE;
- }
- static void
- edit_delete_column_of_text (WEdit * edit)
- {
- long p, q, r, m1, m2;
- int b, c, d;
- int n;
- eval_marks (edit, &m1, &m2);
- n = edit_move_forward (edit, m1, 0, m2) + 1;
- c = edit_move_forward3 (edit, edit_bol (edit, m1), 0, m1);
- d = edit_move_forward3 (edit, edit_bol (edit, m2), 0, m2);
- b = max(min (c, d), min (edit->column1, edit->column2));
- c = max (c, d + edit->over_col);
- while (n--) {
- r = edit_bol (edit, edit->curs1);
- p = edit_move_forward3 (edit, r, b, 0);
- q = edit_move_forward3 (edit, r, c, 0);
- if (p < m1)
- p = m1;
- if (q > m2)
- q = m2;
- edit_cursor_move (edit, p - edit->curs1);
- while (q > p) { /* delete line between margins */
- if (edit_get_byte (edit, edit->curs1) != '\n')
- edit_delete (edit, 1);
- q--;
- }
- if (n) /* move to next line except on the last delete */
- edit_cursor_move (edit, edit_move_forward (edit, edit->curs1, 1, 0) - edit->curs1);
- }
- }
- /* if success return 0 */
- static int
- edit_block_delete (WEdit *edit)
- {
- long count;
- long start_mark, end_mark;
- if (eval_marks (edit, &start_mark, &end_mark))
- return 0;
- if (column_highlighting && edit->mark2 < 0)
- edit_mark_cmd (edit, 0);
- if ((end_mark - start_mark) > option_max_undo / 2) {
- /* Warning message with a query to continue or cancel the operation */
- if (edit_query_dialog2
- (_("Warning"),
- _
- (" Block is large, you may not be able to undo this action. "),
- _("C&ontinue"), _("&Cancel"))) {
- return 1;
- }
- }
- edit_push_markers (edit);
- edit_cursor_move (edit, start_mark - edit->curs1);
- edit_scroll_screen_over_cursor (edit);
- count = start_mark;
- if (start_mark < end_mark) {
- if (column_highlighting) {
- if (edit->mark2 < 0)
- edit_mark_cmd (edit, 0);
- edit_delete_column_of_text (edit);
- } else {
- while (count < end_mark) {
- edit_delete (edit, 1);
- count++;
- }
- }
- }
- edit_set_markers (edit, 0, 0, 0, 0);
- edit->force |= REDRAW_PAGE;
- return 0;
- }
- /* returns 1 if canceelled by user */
- int edit_block_delete_cmd (WEdit * edit)
- {
- long start_mark, end_mark;
- if (eval_marks (edit, &start_mark, &end_mark)) {
- edit_delete_line (edit);
- return 0;
- }
- return edit_block_delete (edit);
- }
- #define INPUT_INDEX 9
- static gboolean
- editcmd_find (WEdit *edit, gsize *len)
- {
- off_t search_start = edit->search_start;
- off_t search_end;
- long start_mark = 0;
- long end_mark = edit->last_byte;
- int mark_res = 0;
- if (edit->only_in_selection) {
- mark_res = eval_marks(edit, &start_mark, &end_mark);
- if (mark_res != 0) {
- edit->search->error = MC_SEARCH_E_NOTFOUND;
- edit->search->error_str = g_strdup(_(" Search string not found "));
- return FALSE;
- }
- if (edit->replace_backwards) {
- if (search_start > end_mark || search_start <= start_mark) {
- search_start = end_mark;
- }
- } else {
- if (search_start < start_mark || search_start >= end_mark) {
- search_start = start_mark;
- }
- }
- } else {
- if (edit->replace_backwards)
- end_mark = max(1, edit->curs1) - 1;
- }
- if (edit->replace_backwards) {
- search_end = end_mark;
- while ((int) search_start >= start_mark) {
- if (search_end > search_start + edit->search->original_len
- && mc_search_is_fixed_search_str(edit->search)) {
- search_end = search_start + edit->search->original_len;
- }
- if (mc_search_run(edit->search, (void *) edit, search_start, search_end, len)
- && edit->search->normal_offset == search_start ) {
- return TRUE;
- }
- search_start--;
- }
- edit->search->error_str = g_strdup(_(" Search string not found "));
- } else {
- return mc_search_run(edit->search, (void *) edit, search_start, end_mark, len);
- }
- return FALSE;
- }
- /* thanks to Liviu Daia <daia@stoilow.imar.ro> for getting this
- (and the above) routines to work properly - paul */
- #define is_digit(x) ((x) >= '0' && (x) <= '9')
- static char *
- edit_replace_cmd__conv_to_display(char *str)
- {
- #ifdef HAVE_CHARSET
- GString *tmp;
- tmp = str_convert_to_display (str);
- if (tmp && tmp->len){
- g_free(str);
- str = tmp->str;
- }
- g_string_free (tmp, FALSE);
- return str;
- #else
- return g_strdup(str);
- #endif
- }
- static char *
- edit_replace_cmd__conv_to_input(char *str)
- {
- #ifdef HAVE_CHARSET
- GString *tmp;
- tmp = str_convert_to_input (str);
- if (tmp && tmp->len){
- g_free(str);
- str = tmp->str;
- }
- g_string_free (tmp, FALSE);
- return str;
- #else
- return g_strdup(str);
- #endif
- }
- /* call with edit = 0 before shutdown to close memory leaks */
- void
- edit_replace_cmd (WEdit *edit, int again)
- {
- /* 1 = search string, 2 = replace with */
- static char *saved1 = NULL; /* saved default[123] */
- static char *saved2 = NULL;
- char *input1 = NULL; /* user input from the dialog */
- char *input2 = NULL;
- int replace_yes;
- long times_replaced = 0, last_search;
- gboolean once_found = FALSE;
- if (!edit) {
- g_free (saved1), saved1 = NULL;
- g_free (saved2), saved2 = NULL;
- return;
- }
- last_search = edit->last_byte;
- edit->force |= REDRAW_COMPLETELY;
- if (again && !saved1 && !saved2)
- again = 0;
- if (again) {
- input1 = g_strdup (saved1 ? saved1 : "");
- input2 = g_strdup (saved2 ? saved2 : "");
- } else {
- char *disp1 = edit_replace_cmd__conv_to_display(g_strdup (saved1 ? saved1 : ""));
- char *disp2 = edit_replace_cmd__conv_to_display(g_strdup (saved2 ? saved2 : ""));
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- editcmd_dialog_replace_show (edit, disp1, disp2, &input1, &input2 );
- g_free (disp1);
- g_free (disp2);
- if (input1 == NULL || *input1 == '\0') {
- edit->force = REDRAW_COMPLETELY;
- goto cleanup;
- }
- input1 = edit_replace_cmd__conv_to_input(input1);
- input2 = edit_replace_cmd__conv_to_input(input2);
- g_free (saved1), saved1 = g_strdup (input1);
- g_free (saved2), saved2 = g_strdup (input2);
- if (edit->search) {
- mc_search_free(edit->search);
- edit->search = NULL;
- }
- }
- if (!edit->search) {
- edit->search = mc_search_new(input1, -1);
- if (edit->search == NULL) {
- edit->search_start = edit->curs1;
- return;
- }
- edit->search->search_type = edit->search_type;
- edit->search->is_all_charsets = edit->all_codepages;
- edit->search->is_case_sentitive = edit->replace_case;
- edit->search->whole_words = edit->whole_words;
- edit->search->search_fn = edit_search_cmd_callback;
- }
- if (edit->found_len && edit->search_start == edit->found_start + 1
- && edit->replace_backwards)
- edit->search_start--;
- if (edit->found_len && edit->search_start == edit->found_start - 1
- && !edit->replace_backwards)
- edit->search_start++;
- do {
- gsize len = 0;
- long new_start;
-
- if (! editcmd_find(edit, &len)) {
- if (!(edit->search->error == MC_SEARCH_E_OK ||
- (once_found && edit->search->error == MC_SEARCH_E_NOTFOUND))) {
- edit_error_dialog (_ ("Search"), edit->search->error_str);
- }
- break;
- }
- once_found = TRUE;
- new_start = edit->search->normal_offset;
- edit->search_start = new_start = edit->search->normal_offset;
- /*returns negative on not found or error in pattern */
- if (edit->search_start >= 0) {
- guint i;
- edit->found_start = edit->search_start;
- i = edit->found_len = len;
- edit_cursor_move (edit, edit->search_start - edit->curs1);
- edit_scroll_screen_over_cursor (edit);
- replace_yes = 1;
- if (edit->replace_mode == 0) {
- int l;
- l = edit->curs_row - edit->num_widget_lines / 3;
- if (l > 0)
- edit_scroll_downward (edit, l);
- if (l < 0)
- edit_scroll_upward (edit, -l);
- edit_scroll_screen_over_cursor (edit);
- edit->force |= REDRAW_PAGE;
- edit_render_keypress (edit);
- /*so that undo stops at each query */
- edit_push_key_press (edit);
- /* and prompt 2/3 down */
- switch (editcmd_dialog_replace_prompt_show (edit, input1, input2, -1, -1)) {
- case B_ENTER:
- replace_yes = 1;
- break;
- case B_SKIP_REPLACE:
- replace_yes = 0;
- break;
- case B_REPLACE_ALL:
- edit->replace_mode=1;
- break;
- case B_CANCEL:
- replace_yes = 0;
- edit->replace_mode = -1;
- break;
- }
- }
- if (replace_yes) { /* delete then insert new */
- GString *repl_str, *tmp_str;
- tmp_str = g_string_new(input2);
-
- repl_str = mc_search_prepare_replace_str (edit->search, tmp_str);
- g_string_free(tmp_str, TRUE);
- if (edit->search->error != MC_SEARCH_E_OK)
- {
- edit_error_dialog (_ ("Replace"), edit->search->error_str);
- break;
- }
- while (i--)
- edit_delete (edit, 1);
- while (++i < repl_str->len)
- edit_insert (edit, repl_str->str[i]);
-
- g_string_free(repl_str, TRUE);
- edit->found_len = i;
- }
- /* so that we don't find the same string again */
- if (edit->replace_backwards) {
- last_search = edit->search_start;
- edit->search_start--;
- } else {
- edit->search_start += i;
- last_search = edit->last_byte;
- }
- edit_scroll_screen_over_cursor (edit);
- } else {
- const char *msg = _(" Replace ");
- /* try and find from right here for next search */
- edit->search_start = edit->curs1;
- edit_update_curs_col (edit);
- edit->force |= REDRAW_PAGE;
- edit_render_keypress (edit);
- if (times_replaced) {
- message (D_NORMAL, msg, _(" %ld replacements made. "),
- times_replaced);
- } else
- query_dialog (msg, _(" Search string not found "),
- D_NORMAL, 1, _("&OK"));
- edit->replace_mode = -1;
- }
- } while (edit->replace_mode >= 0);
- edit->force = REDRAW_COMPLETELY;
- edit_scroll_screen_over_cursor (edit);
- cleanup:
- g_free (input1);
- g_free (input2);
- }
- void edit_search_cmd (WEdit * edit, int again)
- {
- char *search_string = NULL, *search_string_dup = NULL;
- gsize len = 0;
- if (!edit)
- return;
- if (edit->search != NULL) {
- search_string = g_strndup(edit->search->original, edit->search->original_len);
- search_string_dup = search_string;
- } else {
- GList *history;
- history = history_get (MC_HISTORY_SHARED_SEARCH);
- if (history != NULL && history->data != NULL) {
- search_string_dup = search_string = (char *) g_strdup(history->data);
- history = g_list_first (history);
- g_list_foreach (history, (GFunc) g_free, NULL);
- g_list_free (history);
- }
- edit->search_start = edit->curs1;
- }
- if (!again) {
- #ifdef HAVE_CHARSET
- GString *tmp;
- if (search_string && *search_string) {
- tmp = str_convert_to_display (search_string);
- g_free(search_string_dup);
- search_string_dup = NULL;
- if (tmp && tmp->len)
- search_string = search_string_dup = tmp->str;
- g_string_free (tmp, FALSE);
- }
- #endif /* HAVE_CHARSET */
- editcmd_dialog_search_show (edit, &search_string);
- #ifdef HAVE_CHARSET
- if (search_string && *search_string) {
- tmp = str_convert_to_input (search_string);
- if (tmp && tmp->len)
- search_string = tmp->str;
- g_string_free (tmp, FALSE);
- if (search_string_dup)
- g_free(search_string_dup);
- }
- #endif /* HAVE_CHARSET */
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- if (!search_string) {
- edit->force |= REDRAW_COMPLETELY;
- edit_scroll_screen_over_cursor (edit);
- return;
- }
- if (edit->search) {
- mc_search_free(edit->search);
- edit->search = NULL;
- }
- }
- if (!edit->search) {
- edit->search = mc_search_new(search_string, -1);
- if (edit->search == NULL) {
- edit->search_start = edit->curs1;
- return;
- }
- edit->search->search_type = edit->search_type;
- edit->search->is_all_charsets = edit->all_codepages;
- edit->search->is_case_sentitive = edit->replace_case;
- edit->search->whole_words = edit->whole_words;
- edit->search->search_fn = edit_search_cmd_callback;
- }
- if (search_create_bookmark) {
- edit_search_cmd_search_create_bookmark(edit);
- } else {
- if (edit->found_len && edit->search_start == edit->found_start + 1 && edit->replace_backwards)
- edit->search_start--;
- if (edit->found_len && edit->search_start == edit->found_start - 1 && !edit->replace_backwards)
- edit->search_start++;
-
- if (editcmd_find(edit, &len)) {
- edit->found_start = edit->search_start = edit->search->normal_offset;
- edit->found_len = len;
- edit->over_col = 0;
- edit_cursor_move (edit, edit->search_start - edit->curs1);
- edit_scroll_screen_over_cursor (edit);
- if (edit->replace_backwards)
- edit->search_start--;
- else
- edit->search_start++;
- } else {
- edit->search_start = edit->curs1;
- if (edit->search->error_str)
- edit_error_dialog (_ ("Search"), edit->search->error_str);
- }
- }
- edit->force |= REDRAW_COMPLETELY;
- edit_scroll_screen_over_cursor (edit);
- }
- /*
- * Check if it's OK to close the editor. If there are unsaved changes,
- * ask user. Return 1 if it's OK to exit, 0 to continue editing.
- */
- int
- edit_ok_to_exit (WEdit *edit)
- {
- if (!edit->modified)
- return 1;
- switch (edit_query_dialog3
- (_("Quit"), _(" File was modified, Save with exit? "),
- _("&Cancel quit"), _("&Yes"), _("&No"))) {
- case 1:
- edit_push_markers (edit);
- edit_set_markers (edit, 0, 0, 0, 0);
- if (!edit_save_cmd (edit))
- return 0;
- break;
- case 2:
- break;
- case 0:
- case -1:
- return 0;
- }
- return 1;
- }
- /* Return a null terminated length of text. Result must be g_free'd */
- static unsigned char *
- edit_get_block (WEdit *edit, long start, long finish, int *l)
- {
- unsigned char *s, *r;
- r = s = g_malloc (finish - start + 1);
- if (column_highlighting) {
- *l = 0;
- /* copy from buffer, excluding chars that are out of the column 'margins' */
- while (start < finish) {
- int c, x;
- x = edit_move_forward3 (edit, edit_bol (edit, start), 0,
- start);
- c = edit_get_byte (edit, start);
- if ((x >= edit->column1 && x < edit->column2)
- || (x >= edit->column2 && x < edit->column1) || c == '\n') {
- *s++ = c;
- (*l)++;
- }
- start++;
- }
- } else {
- *l = finish - start;
- while (start < finish)
- *s++ = edit_get_byte (edit, start++);
- }
- *s = 0;
- return r;
- }
- /* save block, returns 1 on success */
- int
- edit_save_block (WEdit * edit, const char *filename, long start,
- long finish)
- {
- int len, file;
- if ((file =
- mc_open (filename, O_CREAT | O_WRONLY | O_TRUNC,
- S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH | O_BINARY)) == -1)
- return 0;
- if (column_highlighting) {
- int r;
- r = mc_write (file, VERTICAL_MAGIC, sizeof(VERTICAL_MAGIC));
- if (r > 0) {
- unsigned char *block, *p;
- p = block = edit_get_block (edit, start, finish, &len);
- while (len) {
- r = mc_write (file, p, len);
- if (r < 0)
- break;
- p += r;
- len -= r;
- }
- g_free (block);
- }
- } else {
- unsigned char *buf;
- int i = start, end;
- len = finish - start;
- buf = g_malloc (TEMP_BUF_LEN);
- while (start != finish) {
- end = min (finish, start + TEMP_BUF_LEN);
- for (; i < end; i++)
- buf[i - start] = edit_get_byte (edit, i);
- len -= mc_write (file, (char *) buf, end - start);
- start = end;
- }
- g_free (buf);
- }
- mc_close (file);
- if (len)
- return 0;
- return 1;
- }
- /* copies a block to clipboard file */
- static int edit_save_block_to_clip_file (WEdit * edit, long start, long finish)
- {
- int ret;
- gchar *tmp;
- tmp = concat_dir_and_file (home_dir, EDIT_CLIP_FILE);
- ret = edit_save_block (edit, tmp, start, finish);
- g_free(tmp);
- return ret;
- }
- void edit_paste_from_history (WEdit *edit)
- {
- (void) edit;
- edit_error_dialog (_(" Error "), _(" This function is not implemented. "));
- }
- int edit_copy_to_X_buf_cmd (WEdit * edit)
- {
- long start_mark, end_mark;
- if (eval_marks (edit, &start_mark, &end_mark))
- return 0;
- if (!edit_save_block_to_clip_file (edit, start_mark, end_mark)) {
- edit_error_dialog (_(" Copy to clipboard "), get_sys_error (_(" Unable to save to file. ")));
- return 1;
- }
- edit_mark_cmd (edit, 1);
- return 0;
- }
- int edit_cut_to_X_buf_cmd (WEdit * edit)
- {
- long start_mark, end_mark;
- if (eval_marks (edit, &start_mark, &end_mark))
- return 0;
- if (!edit_save_block_to_clip_file (edit, start_mark, end_mark)) {
- edit_error_dialog (_(" Cut to clipboard "), _(" Unable to save to file. "));
- return 1;
- }
- edit_block_delete_cmd (edit);
- edit_mark_cmd (edit, 1);
- return 0;
- }
- void edit_paste_from_X_buf_cmd (WEdit * edit)
- {
- gchar *tmp;
- tmp = concat_dir_and_file (home_dir, EDIT_CLIP_FILE);
- edit_insert_file (edit, tmp);
- g_free(tmp);
- }
- /*
- * Ask user for the line and go to that line.
- * Negative numbers mean line from the end (i.e. -1 is the last line).
- */
- void
- edit_goto_cmd (WEdit *edit)
- {
- char *f;
- static long line = 0; /* line as typed, saved as default */
- long l;
- char *error;
- char s[32];
- g_snprintf (s, sizeof (s), "%ld", line);
- f = input_dialog (_(" Goto line "), _(" Enter line: "), MC_HISTORY_EDIT_GOTO_LINE,
- line ? s : "");
- if (!f)
- return;
- if (!*f) {
- g_free (f);
- return;
- }
- l = strtol (f, &error, 0);
- if (*error) {
- g_free (f);
- return;
- }
- line = l;
- if (l < 0)
- l = edit->total_lines + l + 2;
- edit_move_display (edit, l - edit->num_widget_lines / 2 - 1);
- edit_move_to_line (edit, l - 1);
- edit->force |= REDRAW_COMPLETELY;
- g_free (f);
- }
- /* Return 1 on success */
- int
- edit_save_block_cmd (WEdit *edit)
- {
- long start_mark, end_mark;
- char *exp, *tmp;
- if (eval_marks (edit, &start_mark, &end_mark))
- return 1;
- tmp = concat_dir_and_file (home_dir, EDIT_CLIP_FILE);
- exp =
- input_expand_dialog (_(" Save Block "), _(" Enter file name: "),
- MC_HISTORY_EDIT_SAVE_BLOCK,
- tmp);
- g_free(tmp);
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- if (exp) {
- if (!*exp) {
- g_free (exp);
- return 0;
- } else {
- if (edit_save_block (edit, exp, start_mark, end_mark)) {
- g_free (exp);
- edit->force |= REDRAW_COMPLETELY;
- return 1;
- } else {
- g_free (exp);
- edit_error_dialog (_(" Save Block "),
- get_sys_error (_
- (" Cannot save file. ")));
- }
- }
- }
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- /* returns 1 on success */
- int
- edit_insert_file_cmd (WEdit *edit)
- {
- gchar *tmp;
- char *exp;
- tmp = concat_dir_and_file (home_dir, EDIT_CLIP_FILE);
- exp = input_expand_dialog (_(" Insert File "), _(" Enter file name: "),
- MC_HISTORY_EDIT_INSERT_FILE,
- tmp);
- g_free(tmp);
- edit_push_action (edit, KEY_PRESS + edit->start_display);
- if (exp) {
- if (!*exp) {
- g_free (exp);
- return 0;
- } else {
- if (edit_insert_file (edit, exp)) {
- g_free (exp);
- edit->force |= REDRAW_COMPLETELY;
- return 1;
- } else {
- g_free (exp);
- edit_error_dialog (_(" Insert File "),
- get_sys_error (_
- (" Cannot insert file. ")));
- }
- }
- }
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- /* sorts a block, returns -1 on system fail, 1 on cancel and 0 on success */
- int edit_sort_cmd (WEdit * edit)
- {
- static char *old = 0;
- char *exp, *tmp;
- long start_mark, end_mark;
- int e;
- if (eval_marks (edit, &start_mark, &end_mark)) {
- edit_error_dialog (_(" Sort block "), _(" You must first highlight a block of text. "));
- return 0;
- }
- tmp = concat_dir_and_file (home_dir, EDIT_BLOCK_FILE);
- edit_save_block (edit, tmp, start_mark, end_mark);
- g_free(tmp);
- exp = input_dialog (_(" Run Sort "),
- _(" Enter sort options (see manpage) separated by whitespace: "),
- MC_HISTORY_EDIT_SORT, (old != NULL) ? old : "");
- if (!exp)
- return 1;
- g_free (old);
- old = exp;
- tmp = g_strconcat (" sort ", exp, " ", home_dir, PATH_SEP_STR EDIT_BLOCK_FILE, " > ",
- home_dir, PATH_SEP_STR EDIT_TEMP_FILE, (char *) NULL);
- e = system (tmp);
- g_free(tmp);
- if (e) {
- if (e == -1 || e == 127) {
- edit_error_dialog (_(" Sort "),
- get_sys_error (_(" Cannot execute sort command ")));
- } else {
- char q[8];
- sprintf (q, "%d ", e);
- tmp = g_strconcat (_(" Sort returned non-zero: "), q, (char *) NULL);
- edit_error_dialog (_(" Sort "), tmp);
- g_free(tmp);
- }
- return -1;
- }
- edit->force |= REDRAW_COMPLETELY;
- if (edit_block_delete_cmd (edit))
- return 1;
- tmp = concat_dir_and_file (home_dir, EDIT_TEMP_FILE);
- edit_insert_file (edit, tmp);
- g_free(tmp);
- return 0;
- }
- /*
- * Ask user for a command, execute it and paste its output back to the
- * editor.
- */
- int
- edit_ext_cmd (WEdit *edit)
- {
- char *exp, *tmp;
- int e;
- exp =
- input_dialog (_("Paste output of external command"),
- _("Enter shell command(s):"),
- MC_HISTORY_EDIT_PASTE_EXTCMD, NULL);
- if (!exp)
- return 1;
- tmp = g_strconcat (exp, " > ", home_dir, PATH_SEP_STR EDIT_TEMP_FILE, (char *) NULL);
- e = system (tmp);
- g_free(tmp);
- g_free (exp);
- if (e) {
- edit_error_dialog (_("External command"),
- get_sys_error (_("Cannot execute command")));
- return -1;
- }
- edit->force |= REDRAW_COMPLETELY;
- tmp = concat_dir_and_file (home_dir, EDIT_TEMP_FILE);
- edit_insert_file (edit, tmp);
- g_free(tmp);
- return 0;
- }
- /* if block is 1, a block must be highlighted and the shell command
- processes it. If block is 0 the shell command is a straight system
- command, that just produces some output which is to be inserted */
- void
- edit_block_process_cmd (WEdit *edit, const char *shell_cmd, int block)
- {
- long start_mark, end_mark;
- char buf[BUFSIZ];
- FILE *script_home = NULL;
- FILE *script_src = NULL;
- FILE *block_file = NULL;
- gchar *o, *h, *b, *tmp;
- char *quoted_name = NULL;
- o = g_strconcat (mc_home, shell_cmd, (char *) NULL); /* original source script */
- h = g_strconcat (home_dir, PATH_SEP_STR EDIT_DIR, shell_cmd, (char *) NULL); /* home script */
- b = concat_dir_and_file (home_dir, EDIT_BLOCK_FILE); /* block file */
- if (!(script_home = fopen (h, "r"))) {
- if (!(script_home = fopen (h, "w"))) {
- tmp = g_strconcat (_("Error creating script:"), h, (char *) NULL);
- edit_error_dialog ("", get_sys_error (tmp));
- g_free(tmp);
- goto edit_block_process_cmd__EXIT;
- }
- if (!(script_src = fopen (o, "r"))) {
- o = g_strconcat (mc_home_alt, shell_cmd, (char *) NULL);
- if (!(script_src = fopen (o, "r"))) {
- fclose (script_home);
- unlink (h);
- tmp = g_strconcat (_("Error reading script:"), o, (char *) NULL);
- edit_error_dialog ("", get_sys_error (tmp));
- g_free(tmp);
- goto edit_block_process_cmd__EXIT;
- }
- }
- while (fgets (buf, sizeof (buf), script_src))
- fputs (buf, script_home);
- if (fclose (script_home)) {
- tmp = g_strconcat (_("Error closing script:"), h, (char *) NULL);
- edit_error_dialog ("", get_sys_error (tmp));
- g_free(tmp);
- goto edit_block_process_cmd__EXIT;
- }
- chmod (h, 0700);
- tmp = g_strconcat (_("Script created:"), h, (char *) NULL);
- edit_error_dialog ("", get_sys_error (tmp));
- g_free(tmp);
- }
- open_error_pipe ();
- if (block) { /* for marked block run indent formatter */
- if (eval_marks (edit, &start_mark, &end_mark)) {
- edit_error_dialog (_("Process block"),
- _
- (" You must first highlight a block of text. "));
- goto edit_block_process_cmd__EXIT;
- }
- edit_save_block (edit, b, start_mark, end_mark);
- quoted_name = name_quote (edit->filename, 0);
- /*
- * Run script.
- * Initial space is to avoid polluting bash history.
- * Arguments:
- * $1 - name of the edited file (to check its extension etc).
- * $2 - file containing the current block.
- * $3 - file where error messages should be put
- * (for compatibility with old scripts).
- */
- tmp = g_strconcat (" ", home_dir, PATH_SEP_STR EDIT_DIR, shell_cmd, " ", quoted_name,
- " ", home_dir, PATH_SEP_STR EDIT_BLOCK_FILE " /dev/null", (char *) NULL);
- system (tmp);
- g_free(tmp);
- } else {
- /*
- * No block selected, just execute the command for the file.
- * Arguments:
- * $1 - name of the edited file.
- */
- tmp = g_strconcat (" ", home_dir, PATH_SEP_STR EDIT_DIR, shell_cmd, " ",
- quoted_name, (char *) NULL);
- system (tmp);
- g_free(tmp);
- }
- g_free (quoted_name);
- close_error_pipe (D_NORMAL, NULL);
- edit_refresh_cmd (edit);
- edit->force |= REDRAW_COMPLETELY;
- /* insert result block */
- if (block) {
- if (edit_block_delete_cmd (edit))
- goto edit_block_process_cmd__EXIT;
- edit_insert_file (edit, b);
- if ((block_file = fopen (b, "w")))
- fclose (block_file);
- goto edit_block_process_cmd__EXIT;
- }
- edit_block_process_cmd__EXIT:
- g_free(b);
- g_free(h);
- g_free(o);
- return;
- }
- /* prints at the cursor */
- /* returns the number of chars printed */
- int edit_print_string (WEdit * e, const char *s)
- {
- int i = 0;
- while (s[i])
- edit_execute_cmd (e, -1, (unsigned char) s[i++]);
- e->force |= REDRAW_COMPLETELY;
- edit_update_screen (e);
- return i;
- }
- static void pipe_mail (WEdit *edit, char *to, char *subject, char *cc)
- {
- FILE *p = 0;
- char *s;
- to = name_quote (to, 0);
- subject = name_quote (subject, 0);
- cc = name_quote (cc, 0);
- s = g_strconcat ("mail -s ", subject, *cc ? " -c " : "" , cc, " ", to, (char *) NULL);
- g_free (to);
- g_free (subject);
- g_free (cc);
- if (s) {
- p = popen (s, "w");
- g_free (s);
- }
- if (p) {
- long i;
- for (i = 0; i < edit->last_byte; i++)
- fputc (edit_get_byte (edit, i), p);
- pclose (p);
- }
- }
- #define MAIL_DLG_HEIGHT 12
- void edit_mail_dialog (WEdit * edit)
- {
- char *tmail_to;
- char *tmail_subject;
- char *tmail_cc;
- static char *mail_cc_last = 0;
- static char *mail_subject_last = 0;
- static char *mail_to_last = 0;
- QuickWidget quick_widgets[] =
- {
- /* 0 */ QUICK_BUTTON (6, 10, 9, MAIL_DLG_HEIGHT, N_("&Cancel"), B_CANCEL, NULL),
- /* 1 */ QUICK_BUTTON (2, 10, 9, MAIL_DLG_HEIGHT, N_("&OK"), B_ENTER, NULL),
- /* 2 */ QUICK_INPUT (3, 50, 8, MAIL_DLG_HEIGHT, "", 44, 0, "mail-dlg-input", &tmail_cc),
- /* 3 */ QUICK_LABEL (2, 50, 7, MAIL_DLG_HEIGHT, N_(" Copies to")),
- /* 4 */ QUICK_INPUT (3, 50, 6, MAIL_DLG_HEIGHT, "", 44, 0, "mail-dlg-input-2", &tmail_subject),
- /* 5 */ QUICK_LABEL (2, 50, 5, MAIL_DLG_HEIGHT, N_(" Subject")),
- /* 6 */ QUICK_INPUT (3, 50, 4, MAIL_DLG_HEIGHT, "", 44, 0, "mail-dlg-input-3", &tmail_to),
- /* 7 */ QUICK_LABEL (2, 50, 3, MAIL_DLG_HEIGHT, N_(" To")),
- /* 8 */ QUICK_LABEL (2, 50, 2, MAIL_DLG_HEIGHT, N_(" mail -s <subject> -c <cc> <to>")),
- QUICK_END
- };
- QuickDialog Quick_input =
- {
- 50, MAIL_DLG_HEIGHT, -1, -1, N_(" Mail "),
- "[Input Line Keys]", quick_widgets, FALSE
- };
- quick_widgets[2].u.input.text = mail_cc_last ? mail_cc_last : "";
- quick_widgets[4].u.input.text = mail_subject_last ? mail_subject_last : "";
- quick_widgets[6].u.input.text = mail_to_last ? mail_to_last : "";
- if (quick_dialog (&Quick_input) != B_CANCEL) {
- g_free (mail_cc_last);
- g_free (mail_subject_last);
- g_free (mail_to_last);
- mail_cc_last = tmail_cc;
- mail_subject_last = tmail_subject;
- mail_to_last = tmail_to;
- pipe_mail (edit, mail_to_last, mail_subject_last, mail_cc_last);
- }
- }
- /*******************/
- /* Word Completion */
- /*******************/
- static gboolean is_break_char(char c)
- {
- return (isspace(c) || strchr("{}[]()<>=|/\\!?~'\",.;:#$%^&*", c));
- }
- /* find first character of current word */
- static int edit_find_word_start (WEdit *edit, long *word_start, gsize *word_len)
- {
- int c, last;
- gsize i;
- /* return if at begin of file */
- if (edit->curs1 <= 0)
- return 0;
- c = (unsigned char) edit_get_byte (edit, edit->curs1 - 1);
- /* return if not at end or in word */
- if (is_break_char(c))
- return 0;
- /* search start of word to be completed */
- for (i = 2;; i++) {
- /* return if at begin of file */
- if (edit->curs1 - i < 0)
- return 0;
- last = c;
- c = (unsigned char) edit_get_byte (edit, edit->curs1 - i);
- if (is_break_char(c)) {
- /* return if word starts with digit */
- if (isdigit (last))
- return 0;
- *word_start = edit->curs1 - (i - 1); /* start found */
- *word_len = i - 1;
- break;
- }
- }
- /* success */
- return 1;
- }
- #define MAX_WORD_COMPLETIONS 100 /* in listbox */
- /* collect the possible completions */
- static gsize
- edit_collect_completions (WEdit *edit, long start, gsize word_len,
- char *match_expr, struct selection *compl,
- gsize *num)
- {
- gsize len = 0;
- gsize max_len = 0;
- gsize i;
- int skip;
- GString *temp;
- mc_search_t *srch;
- long last_byte;
- srch = mc_search_new(match_expr, -1);
- if (srch == NULL)
- return 0;
- if (mc_config_get_bool(mc_main_config, CONFIG_APP_SECTION, "editor_wordcompletion_collect_entire_file", 0)){
- last_byte = edit->last_byte;
- } else {
- last_byte = start;
- }
- srch->search_type = MC_SEARCH_T_REGEX;
- srch->is_case_sentitive = TRUE;
- srch->search_fn = edit_search_cmd_callback;
- /* collect max MAX_WORD_COMPLETIONS completions */
- start = -1;
- while (1) {
- /* get next match */
- if (mc_search_run (srch, (void *) edit, start+1, last_byte, &len) == FALSE)
- break;
- start = srch->normal_offset;
- /* add matched completion if not yet added */
- temp = g_string_new("");
- for (i = 0; i < len; i++){
- skip = edit_get_byte(edit, start+i);
- if (isspace(skip))
- continue;
- g_string_append_c (temp, skip);
- }
- skip = 0;
- for (i = 0; i < (gsize) *num; i++) {
- if (strncmp
- (
- (char *) &compl[i].text[word_len],
- (char *) &temp->str[word_len],
- max (len, compl[i].len) - (gsize)word_len
- ) == 0) {
- struct selection this = compl[i];
- for (++i; i < *num; i++) {
- compl[i - 1] = compl[i];
- }
- compl[*num - 1] = this;
- skip = 1;
- break; /* skip it, already added */
- }
- }
- if (skip) {
- g_string_free(temp, TRUE);
- continue;
- }
- if (*num == MAX_WORD_COMPLETIONS && MAX_WORD_COMPLETIONS) {
- g_free(compl[0].text);
- for (i = 1; i < *num; i++) {
- compl[i - 1] = compl[i];
- }
- (*num)--;
- }
- #ifdef HAVE_CHARSET
- {
- GString *recoded;
- recoded = str_convert_to_display (temp->str);
- if (recoded && recoded->len){
- g_string_free(temp,TRUE);
- temp = recoded;
- } else
- g_string_free(recoded , TRUE);
- }
- #endif
- compl[*num].text = temp->str;
- compl[*num].len = temp->len;
- (*num)++;
- start += len;
- g_string_free(temp, FALSE);
- /* note the maximal length needed for the completion dialog */
- if (len > max_len)
- max_len = len;
- }
- mc_search_free(srch);
- return max_len;
- }
- /*
- * Complete current word using regular expression search
- * backwards beginning at the current cursor position.
- */
- void
- edit_complete_word_cmd (WEdit *edit)
- {
- gsize i, max_len, word_len = 0, num_compl = 0;
- long word_start = 0;
- unsigned char *bufpos;
- char *match_expr;
- struct selection compl[MAX_WORD_COMPLETIONS]; /* completions */
- /* search start of word to be completed */
- if (!edit_find_word_start (edit, &word_start, &word_len))
- return;
- /* prepare match expression */
- bufpos = &edit->buffers1[word_start >> S_EDIT_BUF_SIZE]
- [word_start & M_EDIT_BUF_SIZE];
- /* match_expr = g_strdup_printf ("\\b%.*s[a-zA-Z_0-9]+", word_len, bufpos); */
- match_expr = g_strdup_printf ("(^|\\s+|\\b)%.*s[^\\s\\.=\\+\\[\\]\\(\\)\\,\\;\\:\\\"\\'\\-\\?\\/\\|\\\\\\{\\}\\*\\&\\^\\%%\\$#@\\!]+", word_len, bufpos);
- /* collect the possible completions */
- /* start search from begin to end of file */
- max_len =
- edit_collect_completions (edit, word_start, word_len, match_expr,
- (struct selection *) &compl, &num_compl);
- if (num_compl > 0) {
- /* insert completed word if there is only one match */
- if (num_compl == 1) {
- for (i = word_len; i < compl[0].len; i++)
- edit_insert (edit, *(compl[0].text + i));
- }
- /* more than one possible completion => ask the user */
- else {
- /* !!! usually only a beep is expected and when <ALT-TAB> is !!! */
- /* !!! pressed again the selection dialog pops up, but that !!! */
- /* !!! seems to require a further internal state !!! */
- /*tty_beep (); */
- /* let the user select the preferred completion */
- editcmd_dialog_completion_show (edit, max_len, word_len,
- (struct selection *) &compl,
- num_compl);
- }
- }
- g_free (match_expr);
- /* release memory before return */
- for (i = 0; i < num_compl; i++)
- g_free (compl[i].text);
- }
- void
- edit_select_codepage_cmd (WEdit *edit)
- {
- #ifdef HAVE_CHARSET
- const char *cp_id = NULL;
- if (do_select_codepage ()) {
- cp_id = get_codepage_id (source_codepage >= 0 ?
- source_codepage : display_codepage);
- if (cp_id != NULL) {
- GIConv conv;
- conv = str_crt_conv_from (cp_id);
- if (conv != INVALID_CONV) {
- if (edit->converter != str_cnv_from_term)
- str_close_conv (edit->converter);
- edit->converter = conv;
- }
- }
- if (cp_id != NULL)
- edit->utf8 = str_isutf8 (cp_id);
- }
- edit->force = REDRAW_COMPLETELY;
- edit_refresh_cmd (edit);
- #endif
- }
- void
- edit_insert_literal_cmd (WEdit *edit)
- {
- int char_for_insertion =
- editcmd_dialog_raw_key_query (_(" Insert Literal "),
- _(" Press any key: "), 0);
- edit_execute_key_command (edit, -1,
- ascii_alpha_to_cntrl (char_for_insertion));
- }
- void
- edit_execute_macro_cmd (WEdit *edit)
- {
- int command =
- CK_Macro (editcmd_dialog_raw_key_query
- (_(" Execute Macro "), _(" Press macro hotkey: "),
- 1));
- if (command == CK_Macro (0))
- command = CK_Insert_Char;
- edit_execute_key_command (edit, command, -1);
- }
- void
- edit_begin_end_macro_cmd(WEdit *edit)
- {
- int command;
-
- /* edit is a pointer to the widget */
- if (edit) {
- command =
- edit->macro_i <
- 0 ? CK_Begin_Record_Macro : CK_End_Record_Macro;
- edit_execute_key_command (edit, command, -1);
- }
- }
- int
- edit_load_forward_cmd (WEdit *edit)
- {
- if (edit->modified) {
- if (edit_query_dialog2
- (_("Warning"),
- _(" Current text was modified without a file save. \n"
- " Continue discards these changes. "), _("C&ontinue"),
- _("&Cancel"))) {
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- }
- if ( edit_stack_iterator + 1 < MAX_HISTORY_MOVETO ) {
- if ( edit_history_moveto[edit_stack_iterator + 1].line < 1 ) {
- return 1;
- }
- edit_stack_iterator++;
- if ( edit_history_moveto[edit_stack_iterator].filename ) {
- edit_reload_line (edit, edit_history_moveto[edit_stack_iterator].filename,
- edit_history_moveto[edit_stack_iterator].line);
- return 0;
- } else {
- return 1;
- }
- } else {
- return 1;
- }
- }
- int
- edit_load_back_cmd (WEdit *edit)
- {
- if (edit->modified) {
- if (edit_query_dialog2
- (_("Warning"),
- _(" Current text was modified without a file save. \n"
- " Continue discards these changes. "), _("C&ontinue"),
- _("&Cancel"))) {
- edit->force |= REDRAW_COMPLETELY;
- return 0;
- }
- }
- if ( edit_stack_iterator > 0 ) {
- edit_stack_iterator--;
- if ( edit_history_moveto[edit_stack_iterator].filename ) {
- edit_reload_line (edit, edit_history_moveto[edit_stack_iterator].filename,
- edit_history_moveto[edit_stack_iterator].line);
- return 0;
- } else {
- return 1;
- }
- } else {
- return 1;
- }
- }
- void
- edit_get_match_keyword_cmd (WEdit *edit)
- {
- gsize word_len = 0, max_len = 0;
- int num_def = 0;
- int i;
- long word_start = 0;
- unsigned char *bufpos;
- char *match_expr;
- char *path = NULL;
- char *ptr = NULL;
- char *tagfile = NULL;
- etags_hash_t def_hash[MAX_DEFINITIONS];
- for ( i = 0; i < MAX_DEFINITIONS; i++) {
- def_hash[i].filename = NULL;
- }
- /* search start of word to be completed */
- if (!edit_find_word_start (edit, &word_start, &word_len))
- return;
- /* prepare match expression */
- bufpos = &edit->buffers1[word_start >> S_EDIT_BUF_SIZE]
- [word_start & M_EDIT_BUF_SIZE];
- match_expr = g_strdup_printf ("%.*s", word_len, bufpos);
- ptr = g_get_current_dir ();
- path = g_strconcat (ptr, G_DIR_SEPARATOR_S, (char *) NULL);
- g_free (ptr);
- /* Recursive search file 'TAGS' in parent dirs */
- do {
- ptr = g_path_get_dirname (path);
- g_free(path); path = ptr;
- g_free (tagfile);
- tagfile = g_build_filename (path, TAGS_NAME, (char *) NULL);
- if ( exist_file (tagfile) )
- break;
- } while (strcmp( path, G_DIR_SEPARATOR_S) != 0);
- if (tagfile){
- num_def = etags_set_definition_hash(tagfile, path, match_expr, (etags_hash_t *) &def_hash);
- g_free (tagfile);
- }
- g_free (path);
- max_len = MAX_WIDTH_DEF_DIALOG;
- word_len = 0;
- if ( num_def > 0 ) {
- editcmd_dialog_select_definition_show (edit, match_expr, max_len, word_len,
- (etags_hash_t *) &def_hash,
- num_def);
- }
- g_free (match_expr);
- }
- void
- edit_move_block_to_right (WEdit * edit)
- {
- long start_mark, end_mark;
- long cur_bol, start_bol;
- if ( eval_marks (edit, &start_mark, &end_mark) )
- return;
- start_bol = edit_bol (edit, start_mark);
- cur_bol = edit_bol (edit, end_mark - 1);
- do {
- edit_cursor_move (edit, cur_bol - edit->curs1);
- if ( option_fill_tabs_with_spaces ) {
- if ( option_fake_half_tabs ) {
- insert_spaces_tab (edit, 1);
- } else {
- insert_spaces_tab (edit, 0);
- }
- } else {
- edit_insert (edit, '\t');
- }
- edit_cursor_move (edit, edit_bol (edit, cur_bol) - edit->curs1);
- if ( cur_bol == 0 ) {
- break;
- }
- cur_bol = edit_bol (edit, cur_bol - 1);
- } while (cur_bol >= start_bol) ;
- edit->force |= REDRAW_PAGE;
- }
- void
- edit_move_block_to_left (WEdit * edit)
- {
- long start_mark, end_mark;
- long cur_bol, start_bol;
- int i, del_tab_width;
- int next_char;
- if ( eval_marks (edit, &start_mark, &end_mark) )
- return;
- start_bol = edit_bol (edit, start_mark);
- cur_bol = edit_bol (edit, end_mark - 1);
- do {
- edit_cursor_move (edit, cur_bol - edit->curs1);
- if (option_fake_half_tabs) {
- del_tab_width = HALF_TAB_SIZE;
- } else {
- del_tab_width = option_tab_spacing;
- }
- next_char = edit_get_byte (edit, edit->curs1);
- if ( next_char == '\t' ) {
- edit_delete (edit, 1);
- } else if ( next_char == ' ' ) {
- for (i = 1; i <= del_tab_width; i++) {
- if ( next_char == ' ' ) {
- edit_delete (edit, 1);
- }
- next_char = edit_get_byte (edit, edit->curs1);
- }
- }
- if ( cur_bol == 0 ) {
- break;
- }
- cur_bol = edit_bol (edit, cur_bol - 1);
- } while (cur_bol >= start_bol) ;
- edit->force |= REDRAW_PAGE;
- }
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