From a379640997753a1a84e667ef9f993f95b25c2ca9 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Fri, 27 Sep 2013 16:03:38 +0200
Subject: Generate ChangeLog files for distributions.

* gitlog-to-changelog: New file; import from gnulib's
9fc81090f6c5590bd1b0e0fa5087577a2ee43a3e:build-aux/gitlog-to-changelog.
* Makefile.am (gen-ChangeLog): New target.
(dist-hook): Depend on it.
---
 Makefile.am | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'Makefile.am')

diff --git a/Makefile.am b/Makefile.am
index 5f02b4d..918cdc3 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -196,7 +196,7 @@ EXTRA_DIST += \
 EXTRA_DIST += \
 	DEVELOPMENT
 
-dist-hook: dist-rm-CVS
+dist-hook: dist-rm-CVS gen-ChangeLog
 
 .PHONY: dist-rm-CVS
 dist-rm-CVS:
@@ -207,6 +207,24 @@ dist-rm-CVS:
 	  rmdir "$$d";						\
 	done
 
+gen_start_commit = e227045b06d62ee7d2fbab9d5ade9030ff43170b
+ChangeLog_files = ChangeLog ChangeLog.0 ChangeLog.00
+.PHONY: gen-ChangeLog
+gen-ChangeLog:
+	$(AM_V_GEN)if test -d $(top_srcdir)/.git; then			\
+	  (cd $(top_srcdir)/ &&						\
+	  ./gitlog-to-changelog	--strip-tab				\
+	    $(gen_start_commit).. &&					\
+	  echo) >> $(distdir)/cl-t &&					\
+	  for f in $(ChangeLog_files); do				\
+	    (cd $(top_srcdir)/ &&					\
+	    git show $(gen_start_commit):$$f) >> $(distdir)/cl-t &&	\
+	    rm -f $(distdir)/$$f &&					\
+	    mv $(distdir)/cl-t $(distdir)/$$f				\
+	    || exit $$?;						\
+	  done;								\
+	fi
+
 DISTCLEANFILES += \
 	Makefile.orig \
 	config.status.orig
-- 
cgit v1.2.3