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| author | Devin Teske <dteske@FreeBSD.org> | 2015-09-01 22:37:33 +0000 |
|---|---|---|
| committer | Devin Teske <dteske@FreeBSD.org> | 2015-09-01 22:37:33 +0000 |
| commit | b98a26bf4319b4d91369a05d2010b1b0ecac75fd (patch) | |
| tree | efa8734d17bd61d15ca9e5067d339fe484ba5034 | |
| parent | ded3e7f08e465f3abef2491a3ab5940291489453 (diff) | |
| download | src-b98a26bf4319b4d91369a05d2010b1b0ecac75fd.tar.gz src-b98a26bf4319b4d91369a05d2010b1b0ecac75fd.zip | |
Simplify long-option processing
MFC after: 3 days
X-MFC-to: stable/10
Notes
Notes:
svn path=/head/; revision=287389
| -rw-r--r-- | usr.sbin/sysrc/sysrc | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/usr.sbin/sysrc/sysrc b/usr.sbin/sysrc/sysrc index 4ee903180f7d..c672dd1bf412 100644 --- a/usr.sbin/sysrc/sysrc +++ b/usr.sbin/sysrc/sysrc @@ -231,20 +231,16 @@ escape() # # Check for `--help' and `--version' command-line option # -( # Operate in sub-shell to protect $@ in parent - while [ $# -gt 0 ]; do - case "$1" in - --help) help ;; - --version) # see GLOBALS - echo "$SYSRC_VERSION" - exit 1 ;; - -[fRj]) # These flags take an argument - shift 1 ;; - esac - shift 1 - done - exit 0 -) || die +for arg in "$@"; do + case "$arg" in + --) break ;; + --help) help ;; # NOTREACHED + --version) # see GLOBALS + echo "$SYSRC_VERSION" + exit $FAILURE ;; + esac +done +unset arg # # Process command-line flags |