make it sh friendly. fix GH #407

gugod · Sep 5, 2014 · c4d5afe · c4d5afe
1 parent e41c27c
commit c4d5afe
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/perlbrew-install b/perlbrew-install
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-if [ "${PERLBREWURL}" == "" ]; then
+if [ "x${PERLBREWURL}" == "x" ]; then
     PERLBREWURL=http://gugod.github.io/App-perlbrew/perlbrew
 fi