[arch-projects] [DEVTOOLS][PATCH 6/6] makechrootpkg: Remove btrfs copy after successful build

[Sébastien Luttringer]

Avoid to manually cleanup of subvolumes when a build was successful.
Really useful with random copy directory.

Signed-off-by: Sébastien Luttringer <seblu at seblu.net>
---
 makechrootpkg.in | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/makechrootpkg.in b/makechrootpkg.in
index 0e2d5c0..3f160bc 100644
--- a/makechrootpkg.in
+++ b/makechrootpkg.in
@@ -23,6 +23,7 @@ chrootdir=
 passeddir=
 declare -a install_pkgs
 declare -i ret=0
+no_purge=false
 
 default_copy=$USER
 [[ -n $SUDO_USER ]] && default_copy=$SUDO_USER
@@ -58,10 +59,11 @@ usage() {
 	echo '           Useful for maintaining multiple copies.'
 	echo "           Default: $default_copy or random for btrfs"
 	echo '-n         Run namcap on the package'
+	echo "-p         Don't purge the chroot copy after succesful build (btrfs only)"
 	exit 1
 }
 
-while getopts 'hcudr:I:l:n' arg; do
+while getopts 'hcudr:I:l:np' arg; do
 	case "$arg" in
 		h) usage ;;
 		c) clean_first=true ;;
@@ -71,6 +73,7 @@ while getopts 'hcudr:I:l:n' arg; do
 		I) install_pkgs+=("$OPTARG") ;;
 		l) copy="$OPTARG" ;;
 		n) run_namcap=true; makepkg_args="$makepkg_args -i" ;;
+		p) no_purge=true ;;
 		*) makepkg_args="$makepkg_args -$arg $OPTARG" ;;
 	esac
 done
@@ -321,4 +324,8 @@ done
 
 if (( ret != 0 )); then
 	die "Build failed, check $copydir/build"
+elif [[ "$chroottype" == btrfs ]] && ! $no_purge; then
+	btrfs subvolume delete "$copydir" >/dev/null ||
+		error "Unable to delete subvolume $copydir"
+	rm "$copydir.lock"
 fi
-- 
Sébastien "Seblu" Luttringer