From: Joey Hess <joey@kitenet.net>
Date: Thu, 8 Jul 2010 18:14:59 +0000 (-0400)
Subject: fix child process error propigation
X-Git-Tag: 3.20100722~65
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=b6f7906da6055ebefe9047a5e065829a8f8024a9;p=ikiwiki.git

fix child process error propigation

$? holds the full exit status
---

diff --git a/IkiWiki/Setup.pm b/IkiWiki/Setup.pm
index 5b77a6471..7af744f6a 100644
--- a/IkiWiki/Setup.pm
+++ b/IkiWiki/Setup.pm
@@ -75,7 +75,8 @@ sub dump ($) {
 	}
 	else {
 		waitpid $pid, 0;
-		exit $? if $?;
+		exit($? >> 8) if $? >> 8;
+		exit(1) if $?;
 	}
 }