stripper: Strip all unneeded relocation information

Libraries were treated differently and therfore it could
happen that they were not stripped from any unnecessary
relocation information at all.

This patch changes that and strips everything from
libraries that we do not need.

The ISO was 3MB smaller.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

src/stripper

@@ -17,7 +17,7 @@ done
 
 function _strip() {
 	local file=${1}
-	local cmd="${STRIP-strip}"
+	local strip="${STRIP-strip}"
 
 	local exclude l
 	for exclude in ${excludes}; do
@@ -27,17 +27,19 @@ function _strip() {
 		fi
 	done
 
+	local cmd=( "${strip}" )
+
 	case "$(file -bi ${file})" in
-		application/x-sharedlib*|application/x-archive*)
-			cmd="${cmd} --strip-debug --remove-section=.comment --remove-section=.note"
+		application/x-archive*)
+			cmd+=( "--strip-debug" "--remove-section=.comment" "--remove-section=.note" )
 			;;
 		*)
-			cmd="${cmd} --strip-unneeded"
+			cmd+=( "--strip-all" )
 			;;
 	esac
 
 	echo "Stripping ${file}..."
-	${cmd} ${file}
+	${cmd[*]} ${file}
 }
 
 for dir in ${dirs}; do