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[Makefile.am] Move ChangeLog creation voodoo to ChangeLog.mk
This commit is contained in:
Behdad Esfahbod
parent
affc9c71ac
commit
ab3b400bda
2 changed files with 83 additions and 82 deletions
82
ChangeLog.mk
Normal file
82
ChangeLog.mk
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# Creating ChangeLog files from git log:
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# We always create a ChangeLog that contains the most recent changes, and
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# multiple others for changes between major releases (other than the last such
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# segment that we put in 'ChangeLog'. The old ones are named
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# ChangeLog.pre-X.Y where X.Y is the version number of the major release.
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CURR_CHANGELOG_VERSION=$(CAIRO_VERSION_MAJOR).$$(echo "($(CAIRO_VERSION_MINOR)+1)/2*2" | bc)
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# examines $version
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PREV_CHANGELOG_VERSION=$$(if test "x$$(echo "($$version-0.1)*2/2"|bc)" = "x$$(echo "$$version*2/2"|bc)"; \
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then echo "$$version-$$(echo "$$version" | sed 's/[0-9]/0/g;s/[0-9]$$/2/')"; \
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else echo "$$version-1.0"; \
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fi | bc | sed 's/[.]0*/./;s/^0[.]\?$$/initial/;s/[.]$$/.0/')
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CHANGELOGS = ChangeLog \
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`version=$(CURR_CHANGELOG_VERSION); \
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version=$(PREV_CHANGELOG_VERSION); \
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while test "x$$version" != xinitial; do \
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echo ChangeLog.pre-$$version; \
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version=$(PREV_CHANGELOG_VERSION); \
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done`
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MAINTAINERCLEANFILES += $(srcdir)/ChangeLog $(srcdir)/ChangeLog.pre-*
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DISTCLEANFILES += $(srcdir)/ChangeLog.cache-*
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changelogs:
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@$(MAKE) $(AM_MAKEFLAGS) $(CHANGELOGS)
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dist-hook: changelogs
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changelogs="$(CHANGELOGS)"; \
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for changelog in $$changelogs; do \
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cp $(srcdir)/$$changelog $(distdir)/ 2>/dev/null || \
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cp $$changelog $(distdir)/; \
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done
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$(srcdir)/ChangeLog:
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@if test -d "$(srcdir)/.git"; then \
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version=$(CURR_CHANGELOG_VERSION); \
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prev=$(PREV_CHANGELOG_VERSION).0; \
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nearest_tag=`git-describe | sed 's/-[^-]*//'`; \
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before=$(srcdir)/ChangeLog.cache-$$prev..$$nearest_tag; \
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after=$(srcdir)/ChangeLog.cache-$$nearest_tag..; \
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$(MAKE) $(AM_MAKEFLAGS) $$before $$after && \
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echo Creating $@ && \
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{ cat $$after; echo; cat $$before; } > $@; \
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else \
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test -f $@ || \
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(echo A git checkout is required to generate $@ >&2 && \
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echo A git checkout is required to generate this file >> $@); \
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fi
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ChangeLog.cache-*..: .git
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ChangeLog%: $(srcdir)/ChangeLog%
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$(srcdir)/ChangeLog.cache-% $(srcdir)/ChangeLog.pre-%:
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@echo Creating $@
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@if test -d "$(srcdir)/.git"; then \
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(cd "$(srcdir)" && \
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version=$$(echo "$@" | sed 's/.*ChangeLog\([.].*-\)\?//'); \
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if echo "$@" | grep -q '^ChangeLog[.]cache'; then \
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spec=$$version; \
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else \
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to=$$version; \
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test "x$$version" = x && version=$(CURR_CHANGELOG_VERSION); \
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from=$(PREV_CHANGELOG_VERSION); \
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test "x$$to" = x || version=$$version.0; \
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test "x$$from" = xinitial || from=$$from.0; \
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spec=$$from..$$to; \
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fi; \
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./missing --run git-log --stat "$$spec") > $@.tmp \
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&& mv -f $@.tmp $@ \
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|| ($(RM) $@.tmp; \
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echo Failed to generate $@, your $@ may be outdated >&2; \
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(test -f $@ || echo git-log is required to generate this file >> $@)); \
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else \
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test -f $@ || \
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(echo A git checkout is required to generate $@ >&2 && \
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echo A git checkout is required to generate this file >> $@); \
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fi
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.PHONY: changelogs ChangeLog $(srcdir)/ChangeLog
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83
Makefile.am
83
Makefile.am
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@ -40,88 +40,7 @@ MAINTAINERCLEANFILES = \
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DISTCHECK_CONFIGURE_FLAGS=--enable-gtk-doc
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# Creating ChangeLog files from git log:
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# We always create a ChangeLog that contains the most recent changes, and
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# multiple others for changes between major releases (other than the last such
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# segment that we put in 'ChangeLog'. The old ones are named
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# ChangeLog.pre-X.Y where X.Y is the version number of the major release.
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CURR_CHANGELOG_VERSION=$(CAIRO_VERSION_MAJOR).$$(echo "($(CAIRO_VERSION_MINOR)+1)/2*2" | bc)
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# examines $version
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PREV_CHANGELOG_VERSION=$$(if test "x$$(echo "($$version-0.1)*2/2"|bc)" = "x$$(echo "$$version*2/2"|bc)"; \
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then echo "$$version-$$(echo "$$version" | sed 's/[0-9]/0/g;s/[0-9]$$/2/')"; \
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else echo "$$version-1.0"; \
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fi | bc | sed 's/[.]0*/./;s/^0[.]\?$$/initial/;s/[.]$$/.0/')
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CHANGELOGS = ChangeLog \
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`version=$(CURR_CHANGELOG_VERSION); \
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version=$(PREV_CHANGELOG_VERSION); \
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while test "x$$version" != xinitial; do \
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echo ChangeLog.pre-$$version; \
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version=$(PREV_CHANGELOG_VERSION); \
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done`
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MAINTAINERCLEANFILES += $(srcdir)/ChangeLog $(srcdir)/ChangeLog.pre-*
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DISTCLEANFILES += $(srcdir)/ChangeLog.cache-*
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changelogs:
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@$(MAKE) $(AM_MAKEFLAGS) $(CHANGELOGS)
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dist-hook: changelogs
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changelogs="$(CHANGELOGS)"; \
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for changelog in $$changelogs; do \
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cp $(srcdir)/$$changelog $(distdir)/ 2>/dev/null || \
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cp $$changelog $(distdir)/; \
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done
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$(srcdir)/ChangeLog:
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@if test -d "$(srcdir)/.git"; then \
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version=$(CURR_CHANGELOG_VERSION); \
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prev=$(PREV_CHANGELOG_VERSION).0; \
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nearest_tag=`git-describe | sed 's/-[^-]*//'`; \
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before=$(srcdir)/ChangeLog.cache-$$prev..$$nearest_tag; \
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after=$(srcdir)/ChangeLog.cache-$$nearest_tag..; \
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$(MAKE) $(AM_MAKEFLAGS) $$before $$after && \
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echo Creating $@ && \
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{ cat $$after; echo; cat $$before; } > $@; \
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else \
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test -f $@ || \
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(echo A git checkout is required to generate $@ >&2 && \
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echo A git checkout is required to generate this file >> $@); \
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fi
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ChangeLog.cache-*..: .git
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ChangeLog%: $(srcdir)/ChangeLog%
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$(srcdir)/ChangeLog.cache-% $(srcdir)/ChangeLog.pre-%:
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@echo Creating $@
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@if test -d "$(srcdir)/.git"; then \
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(cd "$(srcdir)" && \
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version=$$(echo "$@" | sed 's/.*ChangeLog\([.].*-\)\?//'); \
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if echo "$@" | grep -q '^ChangeLog[.]cache'; then \
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spec=$$version; \
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else \
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to=$$version; \
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test "x$$version" = x && version=$(CURR_CHANGELOG_VERSION); \
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from=$(PREV_CHANGELOG_VERSION); \
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test "x$$to" = x || version=$$version.0; \
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test "x$$from" = xinitial || from=$$from.0; \
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spec=$$from..$$to; \
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fi; \
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./missing --run git-log --stat "$$spec") > $@.tmp \
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&& mv -f $@.tmp $@ \
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|| ($(RM) $@.tmp; \
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echo Failed to generate $@, your $@ may be outdated >&2; \
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(test -f $@ || echo git-log is required to generate this file >> $@)); \
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else \
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test -f $@ || \
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(echo A git checkout is required to generate $@ >&2 && \
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echo A git checkout is required to generate this file >> $@); \
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fi
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.PHONY: changelogs ChangeLog $(srcdir)/ChangeLog
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include $(srcdir)/ChangeLog.mk
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# Some custom targets to make it easier to release things.
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# Use either:
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