if (udev->test_run)
return 0;
- get_db_filename(udev->devpath, filename, sizeof(filename));
+ /* don't write anything if udev created only the node with the
+ * kernel name without any interesting data to remember
+ */
+ if (strcmp(udev->name, udev->kernel_name) == 0 &&
+ list_empty(&udev->symlink_list) && list_empty(&udev->env_list) &&
+ !udev->partitions && !udev->ignore_remove) {
+ dbg("nothing interesting to store in udevdb, skip");
+ goto exit;
+ }
+ get_db_filename(udev->devpath, filename, sizeof(filename));
create_path(filename);
-
f = fopen(filename, "w");
if (f == NULL) {
err("unable to create db file '%s'", filename);
list_for_each_entry(name_loop, &udev->symlink_list, node)
fprintf(f, "S:%s\n", name_loop->name);
fprintf(f, "M:%u:%u\n", major(udev->devt), minor(udev->devt));
- fprintf(f, "A:%u\n", udev->partitions);
- fprintf(f, "R:%u\n", udev->ignore_remove);
-
+ if (udev->partitions)
+ fprintf(f, "A:%u\n", udev->partitions);
+ if (udev->ignore_remove)
+ fprintf(f, "R:%u\n", udev->ignore_remove);
+ list_for_each_entry(name_loop, &udev->env_list, node)
+ fprintf(f, "E:%s\n", name_loop->name);
fclose(f);
+exit:
return 0;
}
strlcpy(line, &bufline[2], count-1);
udev->ignore_remove = atoi(line);
break;
+ case 'E':
+ if (count > sizeof(line))
+ count = sizeof(line);
+ strlcpy(line, &bufline[2], count-1);
+ name_list_add(&udev->env_list, line, 0);
+ break;
}
}
file_unmap(buf, bufsize);