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authorLuke Shumaker <LukeShu@sbcglobal.net>2012-11-30 16:07:48 -0500
committerLuke Shumaker <LukeShu@sbcglobal.net>2012-11-30 16:07:48 -0500
commitd602c1d5d462100313a2c6c47434c652444ba7fd (patch)
tree667478e647baa695dff1cc61074799d4153dea55 /src/chroot-tools/librechroot.gpl2
parentaa8b0eee0187ca3e2ae1b8ecdad651f4846d4049 (diff)
move librechroot's sync into it's own file for licensing reasons
Diffstat (limited to 'src/chroot-tools/librechroot.gpl2')
-rw-r--r--src/chroot-tools/librechroot.gpl240
1 files changed, 40 insertions, 0 deletions
diff --git a/src/chroot-tools/librechroot.gpl2 b/src/chroot-tools/librechroot.gpl2
new file mode 100644
index 0000000..6ba361f
--- /dev/null
+++ b/src/chroot-tools/librechroot.gpl2
@@ -0,0 +1,40 @@
+#!/bin/bash
+# Contains code derived from devtools' "makechrootpkg"
+
+# Copyright 2011-2012 The Arch Linux Development Team
+# Copyright 2012 Luke Shumaker
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+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
+}