From fa9ebfb6d13d8dfed739dc74ad4c28110a4103f1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 16 Oct 2009 18:35:28 +0200
Subject: Using pre-cached bootstrap stage, if available, in order to build
 chroot image which dramatically speads up building of large images.

---
 helpers/lh_binary_chroot | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'helpers/lh_binary_chroot')

diff --git a/helpers/lh_binary_chroot b/helpers/lh_binary_chroot
index 1591c2518..20239419a 100755
--- a/helpers/lh_binary_chroot
+++ b/helpers/lh_binary_chroot
@@ -84,8 +84,16 @@ ${LH_ROOT_COMMAND} rm -rf chroot/chroot
 ${LH_ROOT_COMMAND} rm -rf chroot.tmp
 
 # Copying new chroot
-${LH_ROOT_COMMAND} cp -a chroot chroot.tmp
-${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+if [ -d cache/stages_bootstrap ]
+then
+	${LH_ROOT_COMMAND} mv chroot chroot.tmp
+	${LH_ROOT_COMMAND} cp -a cache/stages_bootstrap chroot
+	${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+	${LH_ROOT_COMMAND} touch chroot/chroot.cache
+else
+	${LH_ROOT_COMMAND} cp -a chroot chroot.tmp
+	${LH_ROOT_COMMAND} mv chroot.tmp chroot/chroot
+fi
 
 if [ -f config/binary_rootfs/exclude ]
 then
-- 
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