From: Victor Lowther <victor.lowther@gmail.com>
Date: Fri, 13 Feb 2009 12:41:52 +0000 (-0800)
Subject: [PATCH 09/50] Compact option processing.
X-Git-Tag: 0.1~469
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b368a5f3bb58a795210f4caf3ad43a2757e3d651;p=thirdparty%2Fdracut.git

[PATCH 09/50] Compact option processing.

Most of the options are one-liners, and the shift can be factored out of
the case expression entirely.
---

diff --git a/dracut b/dracut
index 0fe028279..82cf9e575 100755
--- a/dracut
+++ b/dracut
@@ -10,30 +10,17 @@
 
 [ -f /etc/dracut.conf ] && . /etc/dracut.conf
 
-while [ $# -gt 0 ]; do
+while (($# > 0)); do
     case $1 in
-	-f|--force)
-	    force=yes
-	    shift
-	    ;;
-	-h|--help)
-	    echo "Usage: $0 [-f] <initramfs> <kernel-version>"
-	    exit 1
-	    ;;
-	-v|--verbose)
-	    set -x
-	    shift
-	    ;;
-	-l|--local)
-	    allowlocal="yes"
-	    shift
-	    ;;
-	--allow-missing)
-	    shift
-	    ;;
-	*)
-	    break
+	-f|--force) force=yes;;
+	-h|--help) echo "Usage: $0 [-f] <initramfs> <kernel-version>"
+	    exit 1 ;;
+	-v|--verbose) set -x;;
+	-l|--local) allowlocal="yes" ;;
+	--allow-missing) : ;;
+	*) break ;;
     esac
+    shift
 done
 
 if [ -n "$2" ]; then