mirror of https://github.com/GNOME/gimp.git
124 lines
2.9 KiB
C
124 lines
2.9 KiB
C
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/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#ifdef HAVE_DIRENT_H
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#include <dirent.h>
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#endif
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#include <signal.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <sys/types.h>
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#include <glib.h>
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#ifdef G_OS_WIN32
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#include <process.h> /* For _getpid() */
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#endif
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#include "base-types.h"
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#include "base.h"
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#include "base-config.h"
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#include "temp-buf.h"
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#include "tile-swap.h"
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#include "paint-funcs/paint-funcs.h"
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static void toast_old_temp_files (void);
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/* public functions */
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void
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base_init (void)
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{
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gchar *path;
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/* Add the swap file */
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if (base_config->swap_path == NULL)
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base_config->swap_path = g_get_tmp_dir ();
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toast_old_temp_files ();
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path = g_strdup_printf ("%s" G_DIR_SEPARATOR_S "gimpswap.%lu",
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base_config->swap_path,
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(unsigned long) getpid ());
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tile_swap_add (path, NULL, NULL);
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g_free (path);
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paint_funcs_setup ();
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}
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void
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base_exit (void)
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{
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swapping_free ();
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paint_funcs_free ();
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tile_swap_exit ();
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}
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/* private functions */
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static void
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toast_old_temp_files (void)
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{
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DIR *dir;
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struct dirent *entry;
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GString *filename = g_string_new ("");
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dir = opendir (base_config->swap_path);
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if (!dir)
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return;
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while ((entry = readdir (dir)) != NULL)
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if (!strncmp (entry->d_name, "gimpswap.", 9))
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{
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/* don't try to kill swap files of running processes
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* yes, I know they might not all be gimp processes, and when you
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* unlink, it's refcounted, but lets not confuse the user by
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* "where did my disk space go?" cause the filename is gone
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* if the kill succeeds, and there running process isn't gimp
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* we'll probably get it the next time around
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*/
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gint pid = atoi (entry->d_name + 9);
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#ifndef G_OS_WIN32
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if (kill (pid, 0))
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#endif
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{
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/* On Windows, you can't remove open files anyhow,
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* so no harm trying.
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*/
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g_string_sprintf (filename, "%s" G_DIR_SEPARATOR_S "%s",
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base_config->swap_path, entry->d_name);
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unlink (filename->str);
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}
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}
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closedir (dir);
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g_string_free (filename, TRUE);
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}
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