1 files changed, 2 insertions, 0 deletions
diff --git a/perl-install/common.pm b/perl-install/common.pm
index 4578b61c9..4e5dccf9c 100644
--- a/perl-install/common.pm
+++ b/perl-install/common.pm
@@ -240,6 +240,8 @@ sub getVarsFromSh($) {
 
 sub setVarsInSh {
     my ($file, $l, @fields) = @_;
+    @fields = keys %$l unless @fields;
+
     local *F;
     open F, "> $_[0]" or die "cannot create config file $file";
     $l->{$_} and print F "$_=$l->{$_}\n" foreach @fields;