diff options
Diffstat (limited to 'util-linux/findfs.c')
| -rw-r--r-- | util-linux/findfs.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/util-linux/findfs.c b/util-linux/findfs.c new file mode 100644 index 0000000..4f03642 --- /dev/null +++ b/util-linux/findfs.c @@ -0,0 +1,38 @@ +/* vi: set sw=4 ts=4: */ +/* + * Support functions for mounting devices by label/uuid + * + * Copyright (C) 2006 by Jason Schoon <floydpink@gmail.com> + * Some portions cribbed from e2fsprogs, util-linux, dosfstools + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" +#include "volume_id.h" + +int findfs_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; +int findfs_main(int argc, char **argv) +{ + char *tmp = NULL; + + if (argc != 2) + bb_show_usage(); + + if (!strncmp(argv[1], "LABEL=", 6)) + tmp = get_devname_from_label(argv[1] + 6); + else if (!strncmp(argv[1], "UUID=", 5)) + tmp = get_devname_from_uuid(argv[1] + 5); + else if (!strncmp(argv[1], "/dev/", 5)) { + /* Just pass a device name right through. This might aid in some scripts + being able to call this unconditionally */ + tmp = argv[1]; + } else + bb_show_usage(); + + if (tmp) { + puts(tmp); + return 0; + } + return 1; +} |