mirror of https://github.com/GNOME/gimp.git
202 lines
4.1 KiB
C
202 lines
4.1 KiB
C
/* 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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* Datafiles module copyight (C) 1996 Federico Mena Quintero
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* federico@nuclecu.unam.mx
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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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#include <glib.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.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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#ifdef HAVE_DIRENT_H
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#include <dirent.h>
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#endif
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#ifdef G_OS_WIN32
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#ifndef S_ISDIR
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#define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
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#define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG)
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#endif
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#ifndef S_IXUSR
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#define S_IXUSR _S_IEXEC
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#endif
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#endif /* G_OS_WIN32 */
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#include "apptypes.h"
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#include "datafiles.h"
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#include "gimprc.h"
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#include "libgimp/gimpenv.h"
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static gboolean filestat_valid = FALSE;
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static struct stat filestat;
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#ifdef G_OS_WIN32
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/*
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* On Windows there is no concept like the Unix executable flag.
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* There is a weak emulation provided by the MS C Runtime using file
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* extensions (com, exe, cmd, bat). This needs to be extended to treat
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* scripts (Python, Perl, ...) as executables, too. We use the PATHEXT
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* variable, which is also used by cmd.exe.
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*/
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static gboolean
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is_script (const gchar *filename)
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{
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const gchar *ext = strrchr (filename, '.');
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gchar *pathext;
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static gchar **exts = NULL;
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gint i;
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if (exts == NULL)
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{
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pathext = g_getenv ("PATHEXT");
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if (pathext != NULL)
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{
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exts = g_strsplit (pathext, G_SEARCHPATH_SEPARATOR_S, 100);
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}
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else
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{
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exts = g_new (gchar *, 1);
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exts[0] = NULL;
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}
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}
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i = 0;
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while (exts[i] != NULL)
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{
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if (g_strcasecmp (ext, exts[i]) == 0)
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return TRUE;
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i++;
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}
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return FALSE;
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}
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#else /* !G_OS_WIN32 */
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#define is_script(filename) FALSE
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#endif
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void
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datafiles_read_directories (const gchar *path_str,
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GimpDataFileLoaderFunc loader_func,
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GimpDataFileFlags flags)
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{
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gchar *local_path;
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GList *path;
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GList *list;
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gchar *filename;
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gint err;
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DIR *dir;
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struct dirent *dir_ent;
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if (path_str == NULL)
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return;
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local_path = g_strdup (path_str);
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#ifdef __EMX__
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/*
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* Change drive so opendir works.
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*/
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if (local_path[1] == ':')
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{
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_chdrive (local_path[0]);
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}
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#endif
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path = gimp_path_parse (local_path, 16, TRUE, NULL);
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for (list = path; list; list = g_list_next (list))
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{
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/* Open directory */
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dir = opendir ((gchar *) list->data);
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if (!dir)
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{
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g_message ("error reading datafiles directory \"%s\"",
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(gchar *) list->data);
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}
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else
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{
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while ((dir_ent = readdir (dir)))
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{
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filename = g_strdup_printf ("%s%s",
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(gchar *) list->data,
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dir_ent->d_name);
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/* Check the file and see that it is not a sub-directory */
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err = stat (filename, &filestat);
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if (!err && S_ISREG (filestat.st_mode) &&
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(!(flags & MODE_EXECUTABLE) ||
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(filestat.st_mode & S_IXUSR) ||
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is_script (filename)))
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{
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filestat_valid = TRUE;
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(*loader_func) (filename);
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filestat_valid = FALSE;
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}
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g_free (filename);
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}
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closedir (dir);
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}
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}
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gimp_path_free (path);
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g_free (local_path);
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}
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time_t
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datafile_atime (void)
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{
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if (filestat_valid)
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return filestat.st_atime;
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return 0;
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}
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time_t
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datafile_mtime (void)
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{
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if (filestat_valid)
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return filestat.st_mtime;
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return 0;
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}
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time_t
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datafile_ctime (void)
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{
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if (filestat_valid)
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return filestat.st_ctime;
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return 0;
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}
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