Move to autogenerated ChangeLog.

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>

.gitignore

@@ -1,2 +1,3 @@
 /genkernel.8
 /genkernel-*.tar.bz2
+/ChangeLog

ChangeLog.old

@@ -1,9 +1,11 @@
+# After 2012/11/01, the changelog is now auto-generated.
+# This file is for historical purposes only.
 # ChangeLog for genkernel
 # Copyright: 
 # - 2003-2008 Gentoo Foundation
 # - 2008-2012 Various authors (see AUTHORS)
 # Distributed under the GPL v2
-# $Id$
+# $Id: 7902101f65eb47fdc5ed4b116ee234aa23686e1b $
 
   19 Oct 2012; Robin H. Johnson <robbat2@gentoo.org> gen_bootloader.sh:
   Missing then keyword.

HACKING

@@ -17,10 +17,9 @@ Testing things:
 
 Rolling a release:
 - Bump the version in the main genkernel file.
-- echangelog "Bump version to ${PV}"
-- git commit -a -m "Bump version to ${PV}"
+- git commit -s -a -m "Bump version to ${PV}"
 - make dist
-- git tag -a -m "Tag release v${PV}" v${PV}
+- git tag -s -a -m "Tag release v${PV}" v${PV}
 - git push ${REMOTE} master --tags
 - upload genkernel-${PV}.tar.bz2 to the hosting:
     scp genkernel-${PV}.tar.bz2 ${USER}@dev.gentoo.org:/space/distfiles-local/

Makefile

@@ -2,20 +2,23 @@ PACKAGE_VERSION = `/bin/fgrep GK_V= genkernel | sed "s/.*GK_V='\([^']\+\)'/\1/"`
 distdir = genkernel-$(PACKAGE_VERSION)
 
 # Add off-Git/generated files here that need to be shipped with releases
-EXTRA_DIST = genkernel.8
+EXTRA_DIST = genkernel.8 ChangeLog
 
 genkernel.8: doc/genkernel.8.txt doc/asciidoc.conf Makefile genkernel
 	a2x --conf-file=doc/asciidoc.conf --attribute="genkernelversion=$(PACKAGE_VERSION)" \
 		 --format=manpage -D . "$<"
 
+ChangeLog:
+	git log >$@
+
 clean:
-	rm -f genkernel.8
+	rm -f $(EXTRA_DIST)
 
 check-git-repository:
 	git diff --quiet || { echo 'STOP, you have uncommitted changes in the working directory' ; false ; }
 	git diff --cached --quiet || { echo 'STOP, you have uncommitted changes in the index' ; false ; }
 
-dist: check-git-repository genkernel.8
+dist: check-git-repository $(EXTRA_DIST)
 	rm -Rf "$(distdir)" "$(distdir)".tar "$(distdir)".tar.bz2
 	mkdir "$(distdir)"
 	git ls-files -z | xargs -0 cp --no-dereference --parents --target-directory="$(distdir)" \