X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fshell.sh;h=6389304c24bdd7f798b3a71f957dbfaad9cfa3e5;hb=6c1adb3eecff7e86f7396e1aa443ee1ce947d9ec;hp=a1e5cbe66f915a0aeb7e240da20f706cdf568e13;hpb=43f485f334ce60bb1bacffa11795100475e92ec4;p=lede.git

diff --git a/include/shell.sh b/include/shell.sh
index a1e5cbe66f..6389304c24 100644
--- a/include/shell.sh
+++ b/include/shell.sh
@@ -1,3 +1,7 @@
+getvar() {
+	eval "echo \"\${$1}\""
+}
+
 var2file() {
 	local var
 	eval "var=\"\${$1}\""
@@ -28,6 +32,6 @@ trapret() {(
 md5s() {
 	cat "$@" | (
 		md5sum 2>/dev/null ||
-		md5 
+		md5
 	) | awk '{print $1}'
 }