diff options
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 /sys-utils/chmem.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 'sys-utils/chmem.c')
-rw-r--r-- | sys-utils/chmem.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys-utils/chmem.c b/sys-utils/chmem.c index 14f5aa48d..ad394ac4c 100644 --- a/sys-utils/chmem.c +++ b/sys-utils/chmem.c @@ -308,6 +308,8 @@ int main(int argc, char **argv) case 'V': printf(UTIL_LINUX_VERSION); return EXIT_SUCCESS; + default: + errtryhelp(EXIT_FAILURE); } } |