[pango] [Makefile.am] Minor cleanup

[Behdad Esfahbod <behdad src gnome org>]

commit f88ab902430d3c01a83b980bf723058507c08d1f
Author: Behdad Esfahbod <behdad behdad org>
Date:   Fri Apr 17 23:22:08 2009 -0400

    [Makefile.am] Minor cleanup
---
 Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 59d3f02..78156f5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -56,11 +56,14 @@ MAINTAINERCLEANFILES = \
 
 ### ChangeLog generation
 
+CHANGELOG_START = 1.23.0^^
+
 ChangeLog: $(srcdir)/ChangeLog
 $(srcdir)/ChangeLog:
 	@echo Creating $@
 	@if test -d "$(srcdir)/.git"; then \
-	  (GIT_DIR=$(top_srcdir)/.git ./missing --run git log 1.23.0^^.. --stat) | fmt --split-only > $  tmp \
+	  (GIT_DIR=$(top_srcdir)/.git ./missing --run \
+	   git log $(CHANGELOG_START).. --stat) | fmt --split-only > $  tmp \
 	  && mv -f $  tmp $@ \
 	  || ($(RM) $  tmp; \
 	      echo Failed to generate ChangeLog, your ChangeLog may be outdated >&2; \