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Create multiple ChangeLog files segmented around major releases

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For an imaginary cairo-3.6.4 version, we now will generate the following
ChangeLog files:

	ChangeLog
	ChangeLog.pre-3.4
	ChangeLog.pre-3.2
	ChangeLog.pre-3.0
	ChangeLog.pre-2.0
	ChangeLog.pre-1.0
This commit is contained in:
Behdad Esfahbod 2006-08-10 20:36:16 -04:00
parent ee885c76af
commit 91a5925180
1 changed files with 46 additions and 10 deletions
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56
Makefile.am
View file

@ -41,36 +41,72 @@ check-valgrind: all
DISTCHECK_CONFIGURE_FLAGS=--enable-gtk-doc
# Creating ChangeLog from git log:
# Creating ChangeLog files from git log:
MAINTAINERCLEANFILES += ChangeLog
# We always create a ChangeLog that contains the most recent changes, and
# multiple others for changes between major releases (other than the last such
# segment that we put in 'ChangeLog'. The old ones are named
# ChangeLog.pre-X.Y where X.Y is the version number of the major release.
EXTRA_DIST += ChangeLog
CURR_CHANGELOG_VERSION=$(CAIRO_VERSION_MAJOR).$$(echo "($(CAIRO_VERSION_MINOR)+1)/2*2" | bc)
# examines $version
PREV_CHANGELOG_VERSION=$$(if test "x$$(echo "($$version-0.1)*2/2"|bc)" = "x$$(echo "$$version*2/2"|bc)"; \
then echo "$$version-$$(echo "$$version" | sed 's/[0-9]/0/g;s/[0-9]$$/2/')"; \
else echo "$$version-1.0"; \
fi | bc | sed 's/[.]0*/./;s/^0[.]\?$$/initial/;s/[.]$$/.0/')
ChangeLog: $(srcdir)/ChangeLog
CHANGELOGS = ChangeLog \
`version=$(CURR_CHANGELOG_VERSION); \
version=$(PREV_CHANGELOG_VERSION); \
while test "x$$version" != xinitial; do \
echo ChangeLog.pre-$$version; \
version=$(PREV_CHANGELOG_VERSION); \
done`
$(srcdir)/ChangeLog:
MAINTAINERCLEANFILES += $(srcdir)/ChangeLog $(srcdir)/ChangeLog.pre-*
DISTCLEANFILES += $(srcdir)/ChangeLog.cache-*
changelogs:
@$(MAKE) $(CHANGELOGS)
dist-hook: changelogs
changelogs="$(CHANGELOGS)"; \
for changelog in $$changelogs; do \
cp $(srcdir)/$$changelog $(distdir)/ 2>/dev/null || \
cp $$changelog $(distdir)/; \
done
ChangeLog%: $(srcdir)/ChangeLog%
$(srcdir)/ChangeLog $(srcdir)/ChangeLog.pre-%:
@echo Creating $@
@if test -d "$(srcdir)/.git"; then \
(cd "$(srcdir)" && \
./missing --run git-log --stat) | fmt --split-only > $@.tmp \
version=$$(echo "$@" | sed 's/.*ChangeLog\([.].*-\)\?//'); \
to=$$version; \
test "x$$version" = x && version=$(CURR_CHANGELOG_VERSION); \
from=$(PREV_CHANGELOG_VERSION); \
test "x$$to" = x || version=$$version.0; \
test "x$$from" = xinitial || from=$$from.0; \
./missing --run git-log --stat $$from..$$to) | fmt --split-only > $@.tmp \
&& mv -f $@.tmp $@ \
|| ($(RM) $@.tmp; \
echo Failed to generate ChangeLog, your ChangeLog may be outdated >&2; \
echo Failed to generate $@, your $@ may be outdated >&2; \
(test -f $@ || echo git-log is required to generate this file >> $@)); \
else \
test -f $@ || \
(echo A git checkout and git-log is required to generate ChangeLog >&2 && \
(echo A git checkout and git-log is required to generate $@ >&2 && \
echo A git checkout and git-log is required to generate this file >> $@); \
fi
.PHONY: ChangeLog $(srcdir)/ChangeLog
.PHONY: changelogs ChangeLog $(srcdir)/ChangeLog
# Some custom targets to make it easier to release things.
# Use either:
# make release-check
# or make release-publish
RELEASE_OR_SNAPSHOT = `if [ "$(CAIRO_VERSION_MINOR)" = $$(echo "$(CAIRO_VERSION_MINOR)/2*2" | bc) ]; then echo release; else echo snapshot; fi`
RELEASE_OR_SNAPSHOT = $$(if test "x$(CAIRO_VERSION_MINOR)" = "x$$(echo "$(CAIRO_VERSION_MINOR)/2*2" | bc)" ]; then echo release; else echo snapshot; fi)
RELEASE_UPLOAD_HOST = cairographics.org
RELEASE_UPLOAD_BASE = /srv/cairo.freedesktop.org/www
RELEASE_UPLOAD_DIR = $(RELEASE_UPLOAD_BASE)/$(RELEASE_OR_SNAPSHOT)s