abuild: default_prepare: Apply GZIP/XZ-compressed *.patch files

This allows using default_prepare to apply compressed patches,
e.g. the linux-lts kernel patches (compressed using XZ).

1 files changed, 9 insertions, 1 deletions

diff --git a/abuild.in b/abuild.in
index 5c5f560..57c8587 100644
--- a/abuild.in
+++ b/abuild.in
@@ -680,7 +680,7 @@ have_patches() {
 	local i
 	for i in $source; do
 		case ${i%::*} in
-			*.patch) return 0;;
+			*.patch|*.patch.gz|*.patch.xz) return 0;;
 		esac
 	done
 	return 1
@@ -699,6 +699,14 @@ default_prepare() {
 				msg "${i%::*}"
 				patch ${patch_args:--p1} -i "$srcdir/$(filename_from_uri $i)" || return 1
 				;;
+			*.patch.gz)
+				msg "${i%::*}"
+				gunzip -c "$srcdir/$(filename_from_uri $i)" | patch ${patch_args:--p1} || return 1
+				;;
+			*.patch.xz)
+				msg "${i%::*}"
+				unxz -c "$srcdir/$(filename_from_uri $i)" | patch ${patch_args:--p1} || return 1
+				;;
 		esac
 	done
 }