clean up md5s() shell function

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12493 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 4 insertions, 1 deletions

diff --git a/include/shell.sh b/include/shell.sh
index f6be6c526..634beedce 100644
--- a/include/shell.sh
+++ b/include/shell.sh
@@ -30,5 +30,8 @@ trapret() {(
 )}
 
 md5s() {
-	which md5sum 2>&1 >/dev/null && md5sum "$@" | awk '{print $1}' || md5 "$@"
+	cat "$@" | (
+		md5sum 2>/dev/null ||
+		md5 
+	) | awk '{print $1}'
 }