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-rw-r--r--Makefile.maint4
1 files changed, 4 insertions, 0 deletions
diff --git a/Makefile.maint b/Makefile.maint
index 6b3d577e8..455f4756c 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -616,6 +616,10 @@ $(xd-delta): $(release_archive_dir)/$(prev-tgz) $(distdir).tar.gz
.PHONY: alpha beta major
alpha beta major: news-date-check $(local-check)
+ test $@ = major \
+ && { echo $(VERSION) | grep -E '^[0-9]+(\.[0-9]+)+$$' \
+ || { echo "invalid version string: $(VERSION)" 1>&2; exit 1; }}\
+ || :
$(MAKE) cvs-dist
$(MAKE) $(xd-delta)
$(MAKE) -s announcement RELEASE_TYPE=$@ > /tmp/announce-$(my_distdir)