Revert "include/shell.sh: remove getvar()"

It is more widely used than I thought.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 43068

diff --git a/include/shell.sh b/include/shell.sh
index a1e5cbe66f915a0aeb7e240da20f706cdf568e13..634beedcef3e17d351f440a765c251ae16f50737 100644 (file)
--- a/include/shell.sh
+++ b/include/shell.sh
@@ -1,3 +1,7 @@
+getvar() {
+       eval "echo \"\${$1}\""
+}
+
 var2file() {
        local var
        eval "var=\"\${$1}\""