kernel: update 4.1 to 4.1.4

[openwrt/openwrt.git] / include / shell.sh

diff --git a/include/shell.sh b/include/shell.sh
index a1e5cbe66f915a0aeb7e240da20f706cdf568e13..6389304c24bdd7f798b3a71f957dbfaad9cfa3e5 100644 (file)
--- 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}'
 }