From 0af05a48abb1d35380f4f4259deb163eb3b7b174 Mon Sep 17 00:00:00 2001
From: Jan Steffens <jan.steffens@gmail.com>
Date: Sun, 13 Mar 2011 15:19:20 +0100
Subject: Use Btrfs snapshots for chroot copies, when available

This is much faster than using Rsync to clone.

Rsync stays available when the chroots are not on a Btrfs.
---
 archbuild | 1 +
 1 file changed, 1 insertion(+)

(limited to 'archbuild')

diff --git a/archbuild b/archbuild
index 9dd4888..19b734b 100755
--- a/archbuild
+++ b/archbuild
@@ -45,6 +45,7 @@ if ${clean_first} || [ ! -d "${chroots}/${repo}-${arch}" ]; then
 		exec 9>${copy}.lock
 		flock 9
 
+		{ type -P btrfs && btrfs subvolume delete ${copy}; } &>/dev/null
 		rm -rf ${copy}
 	done
 	exec 9>&-
-- 
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