X-Git-Url: http://git.tremily.us/?a=blobdiff_plain;ds=sidebyside;f=ikiwiki-mass-rebuild;h=0057beb4f1735f957045adb9ccb1f2893a89bbdc;hb=c00890a2f033aa36dd5d88f8d3bdd5b7a927a687;hp=710db4eacffc22baa6e68f7dcf6a9a230b1d8907;hpb=4db40b4e59c1e735e4176f3e82b825e895306c4c;p=ikiwiki.git

diff --git a/ikiwiki-mass-rebuild b/ikiwiki-mass-rebuild
index 710db4eac..0057beb4f 100755
--- a/ikiwiki-mass-rebuild
+++ b/ikiwiki-mass-rebuild
@@ -34,9 +34,10 @@ sub processline {
 	if (! $pid) {
 		my ($uuid, $ugid) = (getpwnam($user))[2, 3];
 		my $grouplist=join(" ", $ugid, $ugid, supplemental_groups($user));
+		undef $!;
 		$)=$grouplist;
 		if ($!) {
-			die "failed to set egid $grouplist";
+			die "failed to set egid $grouplist: $!";
 		}
 		$(=$ugid;
 		$<=$uuid;