/*
- * udev_utils_file.c - files operations
- *
* Copyright (C) 2004-2005 Kay Sievers <kay.sievers@vrfy.org>
*
* This program is free software; you can redistribute it and/or modify it
*
* 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include <sys/stat.h>
#include <sys/mman.h>
-#include "udev_libc_wrapper.h"
#include "udev.h"
-#include "logging.h"
-#include "udev_utils.h"
-#include "list.h"
int create_path(const char *path)
{
char *pos;
struct stat stats;
- strcpy (p, path);
+ strlcpy(p, path, sizeof(p));
pos = strrchr(p, '/');
if (pos == p || pos == NULL)
return 0;
while (pos[-1] == '/')
pos--;
-
pos[0] = '\0';
dbg("stat '%s'\n", p);
- if (stat (p, &stats) == 0 && (stats.st_mode & S_IFMT) == S_IFDIR)
+ if (stat(p, &stats) == 0 && (stats.st_mode & S_IFMT) == S_IFDIR)
return 0;
if (create_path (p) != 0)
return -1;
dbg("mkdir '%s'\n", p);
- return mkdir(p, 0755);
+ if (mkdir(p, 0755) == 0)
+ return 0;
+ if (errno == EEXIST)
+ if (stat(p, &stats) == 0 && (stats.st_mode & S_IFMT) == S_IFDIR)
+ return 0;
+ return -1;
+}
+
+int delete_path(const char *path)
+{
+ char p[PATH_SIZE];
+ char *pos;
+ int retval;
+
+ strcpy (p, path);
+ pos = strrchr(p, '/');
+ if (pos == p || pos == NULL)
+ return 0;
+
+ while (1) {
+ *pos = '\0';
+ pos = strrchr(p, '/');
+
+ /* don't remove the last one */
+ if ((pos == p) || (pos == NULL))
+ break;
+
+ /* remove if empty */
+ retval = rmdir(p);
+ if (errno == ENOENT)
+ retval = 0;
+ if (retval) {
+ if (errno == ENOTEMPTY)
+ return 0;
+ err("rmdir(%s) failed: %s", p, strerror(errno));
+ break;
+ }
+ dbg("removed '%s'", p);
+ }
+ return 0;
}
/* Reset permissions on the device node, before unlinking it to make sure,
retval = chown(filename, 0, 0);
if (retval)
- dbg("chown(%s, 0, 0) failed with error '%s'", filename, strerror(errno));
+ err("chown(%s, 0, 0) failed: %s", filename, strerror(errno));
retval = chmod(filename, 0000);
if (retval)
- dbg("chmod(%s, 0000) failed with error '%s'", filename, strerror(errno));
+ err("chmod(%s, 0000) failed: %s", filename, strerror(errno));
retval = unlink(filename);
if (errno == ENOENT)
retval = 0;
if (retval)
- dbg("unlink(%s) failed with error '%s'", filename, strerror(errno));
+ err("unlink(%s) failed: %s", filename, strerror(errno));
return retval;
}