-
- if (lstat(filename, &stats) != 0) {
- dbg(udev_device->udev, "no db file to read %s: %m\n", filename);
- return -1;
- }
- if ((stats.st_mode & S_IFMT) == S_IFLNK) {
- char target[UTIL_PATH_SIZE];
- char devnode[UTIL_PATH_SIZE];
- int target_len;
- char *next;
-
- target_len = readlink(filename, target, sizeof(target));
- if (target_len <= 0 || target_len == sizeof(target)) {
- info(udev_device->udev, "error reading db link %s: %m\n", filename);
- return -1;
- }
- target[target_len] = '\0';
-
- next = strchr(target, ' ');
- if (next != NULL) {
- next[0] = '\0';
- next = &next[1];
- }
- util_strscpyl(devnode, sizeof(devnode), udev_get_dev_path(udev_device->udev), "/", target, NULL);
- udev_device_set_devnode(udev_device, devnode);
- while (next != NULL) {
- char devlink[UTIL_PATH_SIZE];
- const char *lnk;
-
- lnk = next;
- next = strchr(next, ' ');
- if (next != NULL) {
- next[0] = '\0';
- next = &next[1];
- }
- util_strscpyl(devlink, sizeof(devlink), udev_get_dev_path(udev_device->udev), "/", lnk, NULL);
- udev_device_add_devlink(udev_device, devlink, 0);
- }
- info(udev_device->udev, "device %p filled with db symlink data '%s'\n", udev_device, udev_device->devnode);
- return 0;
- }
-