[PATCH 10/16] Bashify error() and usage() in mkinitrd-dracut.sh

[Victor Lowther]

Some more trivial bashification.

---
 mkinitrd-dracut.sh |   27 +++++++--------------------
 1 files changed, 7 insertions(+), 20 deletions(-)

diff --git a/mkinitrd-dracut.sh b/mkinitrd-dracut.sh
index 59333a7..3943dad 100644
--- a/mkinitrd-dracut.sh
+++ b/mkinitrd-dracut.sh
@@ -1,32 +1,19 @@
 #!/bin/bash --norc
+kver=$(uname -r)
 
-error() {
-    local NONL=""
-    if [ "$1" == "-n" ]; then
-        NONL="-n"
-        shift
-    fi
-    echo $NONL "$@" > /dev/stderr
-}
+error() { echo "$@" >&2; }
 
 usage () {
-    if [ "$1" == "-n" ]; then
-        cmd=echo
-    else
-        cmd=error
-    fi
+    [[ $1 = '-n' ]] && cmd=echo || cmd=error
 
-    $cmd "usage: `basename $0` [--version] [--help] [-v] [-f] [--preload 
<module>]"
+    $cmd "usage: ${0%/*} [--version] [--help] [-v] [-f] [--preload <module>]"
     $cmd "       [--image-version] [--with=<module>]"
     $cmd "       <initrd-image> <kernel-version>"
     $cmd ""
-    $cmd "       (ex: `basename $0` /boot/initramfs-$(uname -r).img $(uname 
-r))"
+    $cmd "       (ex: ${0%/*} /boot/initramfs-$kver.img $kver)"
 
-    if [ "$1" == "-n" ]; then
-        exit 0
-    else
-        exit 1
-    fi
+    [[ $1 = '-n' ]] && exit 0
+    exit 1
 }
 
 
-- 
1.7.2.1

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