From d602c1d5d462100313a2c6c47434c652444ba7fd Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Fri, 30 Nov 2012 16:07:48 -0500
Subject: move librechroot's sync into it's own file for licensing reasons

---
 src/chroot-tools/librechroot | 33 +++++----------------------------
 1 file changed, 5 insertions(+), 28 deletions(-)

(limited to 'src/chroot-tools/librechroot')

diff --git a/src/chroot-tools/librechroot b/src/chroot-tools/librechroot
index d43ea2f..8e57004 100755
--- a/src/chroot-tools/librechroot
+++ b/src/chroot-tools/librechroot
@@ -22,34 +22,11 @@
 
 . /etc/libretools.conf
 
-##
-# This function is almost verbatim from makechrootpkg
-##
-sync() {
-	if [[ $CHROOTCOPY = root ]]; then
-		error "Cannot sync the root copy with itself"
-		exit 1
-	fi
-
-	lock_open_read  8 "$rootdir" "Locking clean chroot"
-
-	stat_busy 'Creating clean working copy'
-	local use_rsync=false
-	if type -P btrfs >/dev/null; then
-		[[ -d $copydir ]] && btrfs subvolume delete "$copydir" &>/dev/null
-		btrfs subvolume snapshot "$chrootdir/root" "$copydir" &>/dev/null || use_rsync=true
-	else
-		use_rsync=true
-	fi
-
-	if $use_rsync; then
-		mkdir -p "$copydir"
-		rsync -a --delete -q -W -x "$CHROOTDIR/$CHROOT/root/" "$copydir"
-	fi
-	stat_done
-
-	lock_close 8
-}
+# This file (librechroot) is GPLv3+, but I would like to use some code
+# modified from devtools' "makechrootpkg", which is GPLv2.
+. "$(dirname "$0")/librechroot.gpl2"
+# This gives us the functions:
+#  - sync
 
 cmd=${0##*/}
 usage() {
-- 
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