Makefile: Make ChangeLog depend on .git/index instead of .git/ORIG_HEAD

ORIG_HEAD doesn't necessarily exist, so maybe index is good for this.

diff --git a/Makefile.am b/Makefile.am
index c83365fb9f3643aa2a0b07cc04b5e031c0002347..801862273c9719ee95f225819ed66d67a7d63dab 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -22,7 +22,7 @@ noinst_DATA = dovecot-config
 nodist_pkginclude_HEADERS = config.h
 
 if MAINTAINER_MODE
-ChangeLog: .git/ORIG_HEAD
+ChangeLog: .git/index
        git log 2.2.alpha1..HEAD > ChangeLog
 endif