From c0644cac0d430a2925920aec6820dd103cdf145f Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Tue, 5 Apr 2011 02:37:15 +0200
Subject: applets/install.sh: afer quoting of variables

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 applets/install.sh | 69 +++++++++++++++++++++++++++---------------------------
 1 file changed, 34 insertions(+), 35 deletions(-)

diff --git a/applets/install.sh b/applets/install.sh
index 8f449d6b5..95b4719d4 100755
--- a/applets/install.sh
+++ b/applets/install.sh
@@ -3,12 +3,15 @@
 export LC_ALL=POSIX
 export LC_CTYPE=POSIX
 
-prefix=${1}
+prefix=$1
 if [ -z "$prefix" ]; then
 	echo "usage: applets/install.sh DESTINATION [--symlinks/--hardlinks/--scriptwrapper]"
-	exit 1;
+	exit 1
 fi
+
 h=`sort busybox.links | uniq`
+
+linkopts=""
 scriptwrapper="n"
 cleanup="0"
 noclobber="0"
@@ -33,12 +36,12 @@ if [ -n "$DO_INSTALL_LIBS" ] && [ "$DO_INSTALL_LIBS" != "n" ]; then
 		libdir=/lib
 	fi
 
-	mkdir -p $prefix/$libdir || exit 1
+	mkdir -p "$prefix/$libdir" || exit 1
 	for i in $DO_INSTALL_LIBS; do
-		rm -f $prefix/$libdir/$i || exit 1
-		if [ -f $i ]; then
-			cp -pPR $i $prefix/$libdir/ || exit 1
-			chmod 0644 $prefix/$libdir/$i || exit 1
+		rm -f "$prefix/$libdir/$i" || exit 1
+		if [ -f "$i" ]; then
+			cp -pPR "$i" "$prefix/$libdir/" || exit 1
+			chmod 0644 "$prefix/$libdir/$i" || exit 1
 		fi
 	done
 fi
@@ -46,40 +49,40 @@ fi
 if [ "$cleanup" = "1" ] && [ -e "$prefix/bin/busybox" ]; then
 	inode=`ls -i "$prefix/bin/busybox" | awk '{print $1}'`
 	sub_shell_it=`
-	cd "$prefix"
-	for d in usr/sbin usr/bin sbin bin; do
-		pd=$PWD
-		if [ -d "$d" ]; then
-			cd $d
-			ls -iL . | grep "^ *$inode" | awk '{print $2}' | env -i xargs rm -f
-		fi
-		cd "$pd"
-	done
-	`
+		cd "$prefix"
+		for d in usr/sbin usr/bin sbin bin; do
+			pd=$PWD
+			if [ -d "$d" ]; then
+				cd "$d"
+				ls -iL . | grep "^ *$inode" | awk '{print $2}' | env -i xargs rm -f
+			fi
+			cd "$pd"
+		done
+		`
 	exit 0
 fi
 
-rm -f $prefix/bin/busybox || exit 1
-mkdir -p $prefix/bin || exit 1
-install -m 755 busybox $prefix/bin/busybox || exit 1
+rm -f "$prefix/bin/busybox" || exit 1
+mkdir -p "$prefix/bin" || exit 1
+install -m 755 busybox "$prefix/bin/busybox" || exit 1
 
 for i in $h; do
-	appdir=`dirname $i`
-	mkdir -p $prefix/$appdir || exit 1
+	appdir=`dirname "$i"`
+	mkdir -p "$prefix/$appdir" || exit 1
 	if [ "$scriptwrapper" = "y" ]; then
 		if [ "$swrapall" != "y" ] && [ "$i" = "/bin/sh" ]; then
-			ln $linkopts busybox $prefix$i || exit 1
+			ln $linkopts busybox "$prefix/$i" || exit 1
 		else
-			rm -f $prefix$i
-			echo "#!/bin/busybox" > $prefix$i
-			chmod +x $prefix/$i
+			rm -f "$prefix/$i"
+			echo "#!/bin/busybox" >"$prefix/$i"
+			chmod +x "$prefix/$i"
 		fi
 		echo "	$prefix/$i"
 	else
 		if [ "$2" = "--hardlinks" ]; then
 			bb_path="$prefix/bin/busybox"
 		else
-			case "/$appdir" in
+			case "$appdir" in
 			/)
 				bb_path="bin/busybox"
 			;;
@@ -89,22 +92,18 @@ for i in $h; do
 			/sbin)
 				bb_path="../bin/busybox"
 			;;
-			/usr/bin|/usr/sbin)
+			/usr/bin | /usr/sbin)
 				bb_path="../../bin/busybox"
 			;;
-			/root) # root/linuxrc (?!)
-				bb_path="bin/busybox"
-				i=$(basename $i)
-			;;
 			*)
-			echo "Unknown installation directory: $appdir"
-			exit 1
+				echo "Unknown installation directory: $appdir"
+				exit 1
 			;;
 			esac
 		fi
 		if [ "$noclobber" = "0" ] || [ ! -e "$prefix/$i" ]; then
 			echo "  $prefix/$i -> $bb_path"
-			ln $linkopts $bb_path $prefix/$i || exit 1
+			ln $linkopts "$bb_path" "$prefix/$i" || exit 1
 		else
 			echo "  $prefix/$i already exists"
 		fi
-- 
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