From 3fa3e6414c9d5457efc2473ceafac4190a8a2076 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Fri, 9 Oct 2015 15:06:57 +0200
Subject: [PATCH] Fix "Use of uninitialized value $mode"

---
 src/lib/Hydra/Controller/Build.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/lib/Hydra/Controller/Build.pm b/src/lib/Hydra/Controller/Build.pm
index 0ab0832e..7fc66b61 100644
--- a/src/lib/Hydra/Controller/Build.pm
+++ b/src/lib/Hydra/Controller/Build.pm
@@ -134,6 +134,7 @@ sub view_log : Chained('buildChain') PathPart('log') {
 
 sub showLog {
     my ($c, $mode, $finished, $drvPath, @outPaths) = @_;
+    $mode //= "pretty";
 
     my $logPath = findLog($c, $drvPath, @outPaths);
 
@@ -146,7 +147,7 @@ sub showLog {
         || (($mode eq "tail" || $mode eq "tail-reload") && $logPath !~ /\.bz2$/)
         || $size < 64 * 1024 * 1024;
 
-    if (!$mode) {
+    if ($mode eq "pretty") {
         # !!! quick hack
         my $pipeline = ($logPath =~ /.bz2$/ ? "bzip2 -d < $logPath" : "cat $logPath")
             . " | nix-log2xml | xsltproc " . $c->path_to("xsl/mark-errors.xsl") . " -"