Improve "make dist"

1 files changed, 6 insertions, 5 deletions

diff --git a/dist.mk b/dist.mk
index 0ce4377ae4af..794b277713d4 100644
--- a/dist.mk
+++ b/dist.mk
@@ -2,14 +2,15 @@ ifdef PACKAGE_NAME
 
 dist-name = $(PACKAGE_NAME)-$(PACKAGE_VERSION)
 
-dist-files :=
-
-dist: $(dist-name).tar.bz2
+dist: $(dist-name).tar.bz2 $(dist-name).tar.xz
 
 $(dist-name).tar.bz2: $(dist-files)
-	$(suppress) tar cvfj $@ $(dist-files) --transform 's,^,$(dist-name)/,'
+	$(trace-gen) tar cfj $@ $(sort $(dist-files)) --transform 's,^,$(dist-name)/,'
+
+$(dist-name).tar.xz: $(dist-files)
+	$(trace-gen) tar cfJ $@ $(sort $(dist-files)) --transform 's,^,$(dist-name)/,'
 
-clean-files += $(dist-name).tar.bz2
+clean-files += $(dist-name).tar.bz2 $(dist-name).tar.xz
 
 print-top-help += echo "  dist: Generate a source distribution";