## Makefile.maint -- Makefile rules for libtool maintainers -*-Makefile-*-
##
##   Copyright (C) 2004, 2005, 2010 Free Software Foundation, Inc.
##   Written by Scott James Remnant, 2004
##
##   This file is part of GNU Libtool.
##
## GNU Libtool is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## GNU Libtool is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with GNU Libtool; see the file COPYING.  If not, a copy
## can be downloaded from http://www.gnu.org/licenses/gpl.html,
## or obtained by writing to the Free ## Software Foundation, Inc.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#####

# Need various variables defined by configure, a lot easier to just
# include the Makefile than figure out a way to put them in here too
include Makefile
Makefile:
	@echo " *** Run maintainer rules from the build tree, with"
	@echo " *** \`make -f../Makefile.maint' for example, where"
	@echo " *** \`../' is the relative path back to the directory"
	@echo " *** that contains the \`Makefile.maint'.  Alternatively,"
	@echo " *** run \`./configure' in the source tree for an in"
	@echo " *** tree build."
	@exit 1

TEXI2HTML = texi2html

.PHONY: git-release
git-release: version-check prev-tarball check-news fetch git-dist diffs web-manual
	@tarname="$(PACKAGE)-$(VERSION).tar.gz"; \
	xzname="$(PACKAGE)-$(VERSION).tar.xz"; \
	diffname="$(PACKAGE)-$(LASTRELEASE)-$(VERSION).diff.gz"; \
	echo " *** Upload $$tarname, $$tarname.sig,";\
	echo " *** $$tarname.directive.asc, $$xzname,";\
	echo " *** $$xzname.sig, $$xzname.directive.asc,";\
	echo " *** $$diffname, $$diffname.sig";\
	echo " ***  and $$diffname.directive.asc to either"; \
	echo " *** /incoming/alpha or /incoming/ftp on ftp-upload.gnu.org."
	echo " *** You might need to upload manual.html to webcvs/libtool."

.PHONY: version-check
version-check:
	@case $(VERSION) in \
	*[acegikmoqsuwy]) \
	  echo "Version \`$(VERSION)' is not a releasable version, please read:"; \
	  echo "    http://www.gnu.org/software/libtool/contribute.html"; \
	  exit 1; \
	  ;; \
	esac

GIT = git # set it to `:' to avoid git write operations

.PHONY: check-commit
check-commit:
	@if (cd $(srcdir) && test -d .git && \
	    $(GIT) status | grep 'modified:'); then \
		echo "Cannot make git-dist before commit"; exit 1; else :; fi


.PHONY: check-news
check-news:
## Make sure the NEWS file is up-to-date:
	@if sed '1,2d;3q' $(srcdir)/NEWS | grep -e "$(VERSION)" >/dev/null; \
	then :; \
	else \
	  echo "NEWS not updated; not releasing" 1>&2; \
	  exit 1; \
	fi

## Program to use to fetch files.
WGET = wget
WGETSGO = $(WGET) 'http://savannah.gnu.org/cgi-bin/viewcvs/~checkout~'
WGET_GIT = $(WGET) 'http://git.savannah.gnu.org/gitweb/?a=blob_plain;hb=HEAD;p='
WGET_CGIT = $(WGET) 'http://git.savannah.gnu.org/cgit/config.git/plain'

## Files that we fetch and which we compare against.
## FIXME should be a lot more here
FETCHFILES = \
./INSTALL \
$(auxdir)/compile \
$(auxdir)/install-sh \
$(auxdir)/config.guess \
$(auxdir)/config.sub \
$(auxdir)/texinfo.tex

## Fetch the latest versions of files we care about.
.PHONY: fetch
fetch:
	rm -rf Fetchdir > /dev/null 2>&1
	mkdir Fetchdir
## If a get fails then that is a problem.
	(cd Fetchdir && \
	$(WGET_GIT)'gnulib.git;f=doc/INSTALL' -O INSTALL && \
	$(WGET_GIT)'automake.git;f=lib/compile' -O compile && \
	$(WGET_GIT)'automake.git;f=lib/install-sh' -O install-sh && \
	$(WGET_CGIT)/config.guess -O config.guess && \
	$(WGET_CGIT)/config.sub -O config.sub && \
	$(WGETSGO)/texinfo/texinfo/doc/texinfo.tex -O texinfo.tex )
## Don't exit after test because we want to give as many errors as
## possible.
	@stat=0; for file in $(FETCHFILES); do \
	  fetchedfile=Fetchdir/`echo $$file | sed 's,.*/,,g'`; \
	  if diff -u $(srcdir)/$$file $$fetchedfile \
	    >>Fetchdir/update.patch 2>/dev/null; then :; \
	  else \
	    stat=1; \
	    echo "Updating $(srcdir)/$$file..."; \
	    cp $$fetchedfile $(srcdir)/$$file; \
	  fi; \
	done; \
	test $$stat = 1 && \
	  echo "See Fetchdir/update.patch for a log of the changes."; \
	exit $$stat


GPG = gpg # set it to `:' to avoid gpg operations

.PHONY: git-dist
git-dist: check-news check-commit
## Build the distribution:
	$(MAKE) distcheck
## Finally, if everything was successful, tag the release
	cd $(srcdir) \
	  && $(GIT) tag -s "v$(VERSION)"
## Generate signatures and directives for FSF ftp-upload:
	for suffix in gz xz; do \
	  ofile="$(PACKAGE)-$(VERSION).tar.$$suffix"; \
	  $(GPG) --detach-sign $$ofile \
	  && echo "version: 1.1" > $$ofile.directive \
	  && echo "directory: libtool" >> $$ofile.directive \
	  && echo "filename: $$ofile" >> $$ofile.directive \
	  && $(GPG) --clearsign $$ofile.directive \
	  && rm -f $$ofile.directive; \
	done

.PHONY: prev-tarball
prev-tarball:
## Make sure we have the previous release tarball in the tree.
	@if test -z "$(LASTRELEASE)"; \
		then echo "LASTRELEASE is not set"; exit 1; fi
	@ofile="$(PACKAGE)-$(LASTRELEASE).tar.gz"; \
	if test -f $$ofile; then :; \
	else ofile="$(PACKAGE)-$(LASTRELEASE).tar.xz"; \
          if test -f $$ofile; then :; \
          else echo "Cannot make diffs without $$ofile"; exit 1; fi; fi

.PHONY: new-tarball
new-tarball:
## Make sure we have the new release tarball in the tree.
	@ofile="$(PACKAGE)-$(VERSION).tar.gz"; \
	if test -f $$ofile; then :; \
	else ofile="$(PACKAGE)-$(VERSION).tar.xz"; \
          if test -f $$ofile; then :; \
          else echo "Cannot make diffs without $$ofile"; exit 1; fi; fi

DIFF = diff
DIFF_OPTIONS = -ruNp

.PHONY: diffs
diffs: prev-tarball new-tarball
## Unpack the tarballs somewhere to diff them
	rm -rf delta-diff
	mkdir delta-diff

	cd delta-diff; \
	ofile="../$(PACKAGE)-$(LASTRELEASE)-$(VERSION).diff.gz"; \
	otar="../$(PACKAGE)-$(LASTRELEASE).tar"; \
	ntar="../$(PACKAGE)-$(VERSION).tar"; \
	test -f "$$otar.gz" && otar="$$otar.gz" && ounpack="gzip"; \
	test -f "$$ntar.gz" && ntar="$$ntar.gz" && nunpack="gzip"; \
	test -f "$$otar.xz" && otar="$$otar.xz" && ounpack="xz"; \
	test -f "$$ntar.xz" && ntar="$$ntar.xz" && nunpack="xz"; \
	$$ounpack -c -d "$$otar" | tar xf - \
	&& $$nunpack -c -d "$$ntar" | tar xf - \
	&& $(DIFF) $(DIFF_OPTIONS) \
		$(PACKAGE)-$(LASTRELEASE) $(PACKAGE)-$(VERSION) \
		| GZIP=$(GZIP_ENV) gzip -c > $$ofile \
	&& $(GPG) --detach-sign $$ofile \
	&& echo "version: 1.1" > $$ofile.directive \
	&& echo "directory: libtool" >> $$ofile.directive \
	&& echo "filename: $$ofile" |sed 's,: \.\./,: ,' >> $$ofile.directive \
	&& $(GPG) --clearsign $$ofile.directive \
	&& rm -f $$ofile.directive

	rm -rf delta-diff

.PHONY: web-manual
web-manual:
	cd $(srcdir)/doc; \
	rm -f gendocs.sh* gendocs_template*; \
	test -d manual && rm -rf manual; \
	$(WGETSGO)'/texinfo/texinfo/util/gendocs.sh' && \
	$(WGETSGO)'/texinfo/texinfo/util/gendocs_template' && \
	chmod 755 gendocs.sh && \
	./gendocs.sh --email bug-libtool@gnu.org libtool "GNU Libtool Manual"