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| author | Sami Kerola | 2017-04-13 19:09:23 +0200 |
|---|---|---|
| committer | Sami Kerola | 2017-05-03 00:22:04 +0200 |
| commit | 2cdaf94b55bd862fc01c76f0e8cb39e68d8f89f9 (patch) | |
| tree | b80988da4fa694e393ce3642844fcede0a5fb14f /disk-utils/partx.c | |
| parent | libblkid: add blkid_partitions_get_name() (diff) | |
| download | kernel-qcow2-util-linux-2cdaf94b55bd862fc01c76f0e8cb39e68d8f89f9.tar.gz kernel-qcow2-util-linux-2cdaf94b55bd862fc01c76f0e8cb39e68d8f89f9.tar.xz kernel-qcow2-util-linux-2cdaf94b55bd862fc01c76f0e8cb39e68d8f89f9.zip | |
partx: add --list-types option
Use libblkid as the source of truth what partition type names exist, and are
supported.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Diffstat (limited to 'disk-utils/partx.c')
| -rw-r--r-- | disk-utils/partx.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/disk-utils/partx.c b/disk-utils/partx.c index a0e337b78..cc00b24bc 100644 --- a/disk-utils/partx.c +++ b/disk-utils/partx.c @@ -767,7 +767,8 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(_(" -P, --pairs use key=\"value\" output format\n"), out); fputs(_(" -r, --raw use raw output format\n"), out); fputs(_(" -S, --sector-size <num> overwrite sector size\n"), out); - fputs(_(" -t, --type <type> specify the partition type (dos, bsd, solaris, etc.)\n"), out); + fputs(_(" -t, --type <type> specify the partition type\n"), out); + fputs(_(" --list-types list supported partition types and exit\n"), out); fputs(_(" -v, --verbose verbose mode\n"), out); fputs(USAGE_SEPARATOR, out); @@ -795,6 +796,9 @@ int main(int argc, char **argv) dev_t disk_devno = 0, part_devno = 0; unsigned int sector_size = 0; + enum { + OPT_LIST_TYPES = CHAR_MAX + 1 + }; static const struct option long_opts[] = { { "bytes", no_argument, NULL, 'b' }, { "noheadings", no_argument, NULL, 'g' }, @@ -805,6 +809,7 @@ int main(int argc, char **argv) { "delete", no_argument, NULL, 'd' }, { "update", no_argument, NULL, 'u' }, { "type", required_argument, NULL, 't' }, + { "list-types", no_argument, NULL, OPT_LIST_TYPES }, { "nr", required_argument, NULL, 'n' }, { "output", required_argument, NULL, 'o' }, { "pairs", no_argument, NULL, 'P' }, @@ -877,6 +882,15 @@ int main(int argc, char **argv) case 'v': verbose = 1; break; + case OPT_LIST_TYPES: + { + size_t idx = 0; + const char *name = NULL; + + while (blkid_partitions_get_name(idx++, &name) == 0) + puts(name); + return EXIT_SUCCESS; + } case 'h': usage(stdout); case 'V': |