diff options
Diffstat (limited to 'udev_remove.c')
-rw-r--r-- | udev_remove.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/udev_remove.c b/udev_remove.c deleted file mode 100644 index 6de6cf5962..0000000000 --- a/udev_remove.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * udev-remove.c - * - * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com> - * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org> - * - * 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 version 2 of the License. - * - * 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., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <stdlib.h> -#include <string.h> -#include <stddef.h> -#include <stdio.h> -#include <fcntl.h> -#include <unistd.h> -#include <errno.h> -#include <sys/stat.h> - -#include "udev.h" - -static int delete_node(struct udevice *udev) -{ - char filename[PATH_SIZE]; - char partitionname[PATH_SIZE]; - struct name_entry *name_loop; - struct stat stats; - int retval; - int i; - int num; - - if (!list_empty(&udev->symlink_list)) { - char symlinks[512] = ""; - - list_for_each_entry(name_loop, &udev->symlink_list, node) { - snprintf(filename, sizeof(filename), "%s/%s", udev_root, name_loop->name); - filename[sizeof(filename)-1] = '\0'; - - if (stat(filename, &stats) != 0) { - dbg("symlink '%s' not found", filename); - continue; - } - if (udev->devt && stats.st_rdev != udev->devt) { - info("symlink '%s' points to a different device, skip removal", filename); - continue; - } - - info("removing symlink '%s'", filename); - unlink(filename); - - if (strchr(filename, '/')) - delete_path(filename); - - strlcat(symlinks, filename, sizeof(symlinks)); - strlcat(symlinks, " ", sizeof(symlinks)); - } - - remove_trailing_chars(symlinks, ' '); - if (symlinks[0] != '\0') - setenv("DEVLINKS", symlinks, 1); - } - - snprintf(filename, sizeof(filename), "%s/%s", udev_root, udev->name); - filename[sizeof(filename)-1] = '\0'; - - if (stat(filename, &stats) != 0) { - dbg("device node '%s' not found", filename); - return -1; - } - if (udev->devt && stats.st_rdev != udev->devt) { - info("device node '%s' points to a different device, skip removal", filename); - return -1; - } - - info("removing device node '%s'", filename); - retval = unlink_secure(filename); - if (retval) - return retval; - - setenv("DEVNAME", filename, 1); - - num = udev->partitions; - if (num > 0) { - info("removing all_partitions '%s[1-%i]'", filename, num); - if (num > 255) { - info("garbage from udev database, skip all_partitions removal"); - return -1; - } - for (i = 1; i <= num; i++) { - snprintf(partitionname, sizeof(partitionname), "%s%d", filename, i); - partitionname[sizeof(partitionname)-1] = '\0'; - unlink_secure(partitionname); - } - } - - if (strchr(udev->name, '/')) - delete_path(filename); - - return retval; -} - -/* - * look up the sysfs path in the database to get the node name to remove - * If we can't find it, use kernel name for lack of anything else to know to do - */ -int udev_remove_device(struct udevice *udev) -{ - if (major(udev->devt) == 0) - return 0; - - if (udev_db_get_device(udev, udev->dev->devpath) == 0) { - if (udev->ignore_remove) { - dbg("remove event for '%s' requested to be ignored by rule", udev->name); - return 0; - } - dbg("remove name='%s'", udev->name); - udev_db_delete_device(udev); - } else { - dbg("'%s' not found in database, using kernel name '%s'", udev->dev->devpath, udev->dev->kernel_name); - strlcpy(udev->name, udev->dev->kernel_name, sizeof(udev->name)); - } - - return delete_node(udev); -} |