From b8a49b3e55f5cab15da7e3d2a91481e1e1c69db5 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sat, 22 Jul 2017 20:33:28 -0400
Subject: Makefile.am: Generate .builddirstamp

---
diff --git a/Makefile.am b/Makefile.am
index 30dac88..b6ea4ce 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -56,10 +56,13 @@ do_subst = sed \
 	-e "s|[@]PACKAGE_VERSION[@]|$(PACKAGE_VERSION_GIT)|g" \
 	-e 's|[@]MANUAL[@]|$(MANUAL)|g'
 
+noinst_DATA += .builddirstamp
+
 CLEANFILES = \
 	$(pro_archman_LDADD) \
 	$(locale_MESSAGES) \
-	$(man1_MANS)
+	$(man1_MANS) \
+	.builddirstamp
 EXTRA_DIST = \
 	autogen.sh \
 	$(locale_sources) \
@@ -68,6 +71,9 @@ EXTRA_DIST = \
 	tools/shpp.sh \
 	tools/shld.sh
 
+.builddirstamp:
+	$(AM_V_GEN)touch .builddirstamp
+
 install-data-local: $(locale_MESSAGES)
 	@$(NORMAL_INSTALL)
 	for f in $(locale_MESSAGES); do \
--
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