From b3d95b30d8c450ec4364458399f32d9c36f74e2d Mon Sep 17 00:00:00 2001
From: Rob Vermaas <rob.vermaas@gmail.com>
Date: Thu, 7 Oct 2010 12:19:46 +0000
Subject: [PATCH] mirror-channel.pl: add binary patches option, set
 ENABLE_PATCHES env var

git-svn-id: https://nixos.org/repos/nix/release/trunk/channels@24132 70bd8c7a-acb8-0310-9f0d-9cc1c95dcdbb
---
 mirror-channel.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mirror-channel.pl b/mirror-channel.pl
index c50284e..db3d56d 100644
--- a/mirror-channel.pl
+++ b/mirror-channel.pl
@@ -113,8 +113,8 @@ while (my ($storePath, $files) = each %narFiles) {
 writeManifest("$dstChannelPath/MANIFEST.tmp", \%narFiles, \%patches);
 
 # Generate patches.
-if (0 && -e "$dstChannelPath/MANIFEST.tmp") {
-    system("perl -I /home/buildfarm/nix/scripts /home/buildfarm/nix/scripts/generate-patches.pl $narPath $patchesPath $patchesURL $dstChannelPath/MANIFEST $dstChannelPath/MANIFEST.tmp") == 0 or die;
+if (defined $ENV{'ENABLE_PATCHES'} && -e "$dstChannelPath/MANIFEST.tmp") {
+    system("generate-patches.pl $narPath $patchesPath $patchesURL $dstChannelPath/MANIFEST $dstChannelPath/MANIFEST.tmp") == 0 or die;
 }
 
 rename("$dstChannelPath/MANIFEST.tmp", "$dstChannelPath/MANIFEST") or die;