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| author | Karel Zak | 2016-12-19 13:13:34 +0100 |
|---|---|---|
| committer | Karel Zak | 2016-12-19 13:13:34 +0100 |
| commit | 677ec86cef983a106c6e5d175f44b125858c3016 (patch) | |
| tree | b993641faa65700acd62768da189a103da4c40ec /misc-utils/blkid.c | |
| parent | include/c.h: add errtryhelp() (diff) | |
| download | kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.tar.gz kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.tar.xz kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.zip | |
Use --help suggestion on invalid option
The current default is to print all usage() output. This is overkill
in many case.
Addresses: https://github.com/karelzak/util-linux/issues/338
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'misc-utils/blkid.c')
| -rw-r--r-- | misc-utils/blkid.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/misc-utils/blkid.c b/misc-utils/blkid.c index 8e8620094..436d34d9d 100644 --- a/misc-utils/blkid.c +++ b/misc-utils/blkid.c @@ -765,10 +765,10 @@ int main(int argc, char **argv) /* ignore - backward compatibility */ break; case 'h': - err = 0; - /* fallthrough */ + usage(0); + break; default: - usage(err); + errtryh(EXIT_FAILURE); } } |