From b8f537199a64c7aef68ed39e037f52e9bb629cfc Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Sat, 24 Jan 2015 20:14:59 +0100
Subject: [PATCH] Generate empty ChangeLog if no .git is available.

When making dist from a git snapshot without repo available make dist would
fail to find ChangeLog. Generate empty ChangeLog if no ChangeLog is already
present and repo is not available.

Reported by: Andrei Borzenkov <arvidjaar@gmail.com>
---
 Makefile.am | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefile.am b/Makefile.am
index a232eb1e2..f702951af 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -447,6 +447,8 @@ ChangeLog: FORCE
 	if test -d $(top_srcdir)/.git; then \
 		$(gitlog_to_changelog) --srcdir=$(top_srcdir) --since=$(changelog_start_date) > '$@.tmp'; \
 		rm -f '$@'; mv '$@.tmp' '$@'; \
+	else \
+		touch $@; \
 	fi
 
 EXTRA_DIST += ChangeLog ChangeLog-2015