From c048ff9f9dbd6a00eb9d39dad2098e473db94a0d Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Thu, 3 May 2012 19:12:34 +0200
Subject: runqemu: be sh neutral

Now runs with dash and busybox' ash as well as with bash

(From OE-Core rev: 2b93ed90736ed08c25561e24343a5ef2b8f7dbef)

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 scripts/runqemu | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'scripts/runqemu')

diff --git a/scripts/runqemu b/scripts/runqemu
index 000d93a160..305e46aebf 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -91,10 +91,9 @@ process_filename() {
 # Parse command line args without requiring specific ordering. It's a
 # bit more complex, but offers a great user experience.
 KVM_ENABLED="no"
-i=1
-while [ $i -le $# ]; do
-    arg=${!i}
-    case $arg in
+while true; do
+    arg=${1}
+    case "$arg" in
         "qemux86" | "qemux86-64" | "qemuarm" | "qemumips" | "qemuppc")
             [ -z "$MACHINE" ] && MACHINE=$arg || \
                 error "conflicting MACHINE types [$MACHINE] and [$arg]"
@@ -152,6 +151,7 @@ while [ $i -le $# ]; do
             KVM_ENABLED="yes"
             KVM_CAPABLE=`grep -q 'vmx\|smx' /proc/cpuinfo && echo 1`
             ;;
+        "") break ;;
         *)
             # A directory name is an nfs rootfs
             if [ -d "$arg" ]; then
@@ -174,7 +174,7 @@ while [ $i -le $# ]; do
             fi
             ;;
     esac
-    i=$((i + 1))
+    shift
 done
 
 if [ ! -c /dev/net/tun ] ; then
@@ -391,6 +391,9 @@ if [ "$libgl" != 'yes' ]; then
     exit 1;
 fi
 
+INTERNAL_SCRIPT="$0-internal"
+if [ ! -f "$INTERNAL_SCRIPT" -o ! -r "$INTERNAL_SCRIPT" ]; then
 INTERNAL_SCRIPT=`which runqemu-internal`
+fi
 
 . $INTERNAL_SCRIPT
-- 
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