## Makefile.am -- Process this file with automake to produce Makefile.in
##
## Copyright (C) 2003, 2004 Free Software Foundation
##
## This program 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.
##
## This program 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 this program; see the file COPYING.  If not, write to
## the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
## Boston, MA 02111-1307, USA.

ACLOCAL_AMFLAGS  = -I m4

edit = sed \
	-e 's,@EGREP\@,$(EGREP),g' \
	-e 's,@FGREP\@,$(FGREP),g' \
	-e 's,@GREP\@,$(GREP),g' \
	-e 's,@LN_S\@,$(LN_S),g' \
	-e 's,@MACRO_VERSION\@,$(VERSION),g' \
	-e 's,@PACKAGE\@,$(PACKAGE),g' \
	-e 's,@SED\@,$(SED),g' \
	-e 's,@VERSION\@,$(VERSION),g' \
	-e 's,@prefix\@,$(prefix),g' \
	-e 's,@datadir\@,$(datadir),g' \
	-e 's,@pkgdatadir\@,$(pkgdatadir),g' \
	-e 's,@aclocaldir\@,$(aclocaldir),g' \
	-e 's,@host_triplet\@,$(host_triplet),g' \
	-e "s,@configure_input\@,Generated from $$input; do not edit by hand,g"

timestamp = set -- `$(MKSTAMP) < $(top_srcdir)/ChangeLog`; \
	case $(VERSION) in \
	  *[acegikmoqsuwy]) TIMESTAMP=" $$1 $$2 $$3" ;; \
	  *) TIMESTAMP="" ;; \
	esac

BUILD_SUBDIRS = . libltdl doc tests
SUBDIRS = $(BUILD_SUBDIRS)
DIST_SUBDIRS = $(BUILD_SUBDIRS)

sh_files = config/general.m4sh config/getopt.m4sh
EXTRA_DIST = bootstrap libtoolize.in config/ltmain.m4sh config/mkstamp \
	$(sh_files) stamp-vcl ChangeLog.1996 ChangeLog.1997 ChangeLog.1998 \
	ChangeLog.1999 ChangeLog.2000 ChangeLog.2001 ChangeLog.2002 \
	ChangeLog.2003
CLEANFILES = libtool libtoolize \
	libtoolize.tmp config/ltmain.tmp m4/ltversion.tmp

# These are required by libtoolize and must be executable when installed.
# Since _SCRIPTS gets the program transform applied we make them
# executable by hand
dist_pkgdata_DATA = config/config.guess config/config.sub config/ltmain.sh

# Everything that gets picked up by aclocal is automatically distributed,
# this is the list of macro files we install on the user's system.
# NOTE: Ensure that PKGMACRO_FILES in libtoolize.in is updated if you
#       change the contents of aclocal_DATA:
aclocal_DATA = m4/argz.m4 m4/libtool.m4 m4/ltdl.m4 \
	m4/ltoptions.m4 m4/ltsugar.m4 m4/ltversion.m4

## We know that $(top_srcdir)/ChangeLog has been edited if stamp-vcl
## needs updating, so we assume we have write access to $(top_srcdir).
## If we try to maintain ./stamp-vcl to avoid writing to a possibly
## read-only $(top_srcdir), then when the two stamp-vcls differ, distcheck
## will try to update the one in the read-only source tree it makes.
MKSTAMP = $(SHELL) $(top_srcdir)/config/mkstamp
$(top_srcdir)/stamp-vcl: vcl-tmp clean-ltmain-sh ChangeLog
vcl-tmp:
	@set -- `$(MKSTAMP) < $(top_srcdir)/ChangeLog`; \
	echo "$$1" > vcl.tmp; \
	cmp -s vcl.tmp $(top_srcdir)/stamp-vcl \
	  || (echo "Updating stamp-vcl"; cp vcl.tmp $(top_srcdir)/stamp-vcl)
	-@rm -f vcl.tmp

## We used to build ltmain.sh in the build tree, but now it is created
## in the source tree by bootstrap.  This rule removes stale copies from
## previous builds left behind in the build tree, that would override the
## source tree version in current builds.
clean-ltmain-sh:
	@-test "$(top_srcdir)" = "$(top_builddir)" || \
	  rm -f "$(top_builddir)/config/ltmain.sh"

# We build ltversion.m4 here, instead of from config.status,
# because config.status is rerun each time one of configure's
# dependencies change and ltversion.m4 happens to be a configure
# dependency.  configure and ltversion.m4 would be rebuilt in
# a loop otherwise.
# Use `$(top_srcdir)/m4' for the benefit of non-GNU makes: this is
# how ltversion.m4 appears in our dependencies.
EXTRA_DIST += m4/ltversion.in m4/ltversion.m4
$(top_srcdir)/m4/ltversion.m4: m4/ltversion.in configure.ac stamp-vcl
	set -- `$(MKSTAMP) < $(top_srcdir)/ChangeLog`; \
	cd $(top_srcdir); \
	rm -f m4/ltversion.tmp; \
	serial=`echo $$1 | sed 's,^1[.],,g'`; \
	input="ltversion.in"; \
	$(edit) -e "s,@MACRO_REVISION\@,$$1,g" \
		-e "s,@MACRO_SERIAL\@,$$serial,g" \
		m4/ltversion.in > m4/ltversion.tmp; \
	chmod a-w m4/ltversion.tmp; \
	mv -f m4/ltversion.tmp m4/ltversion.m4

## And for similar reasons, ltmain.sh can't be built from config.status.
## WARNING: If you edit this rule to change the contents of ltmain.sh,
##          you must `touch $(top_srcdir)/config/ltmain.in' from the
##          shell if you need ltmain.sh to be regenerated.  Ideally, we
##          should make this rule depend on Makefile but that will break
##          distcheck (at least) by rebuilding ltmain.sh in the source
##          tree whenever config.status regenerates the Makefile.
EXTRA_DIST += config/ltmain.sh
$(top_srcdir)/config/ltmain.sh: $(sh_files) config/ltmain.m4sh configure.ac stamp-vcl
	$(timestamp); \
	cd $(top_srcdir); \
	rm -f config/ltmain.in config/ltmain.tmp config/ltmain.sh; \
	$(M4SH) -B ./config config/ltmain.m4sh > config/ltmain.in; \
	input="ltmain.in"; \
	$(edit) -e "s,@TIMESTAMP\@,$$TIMESTAMP,g" \
		-e "s,@package_revision\@,$$1,g" \
		config/ltmain.in > config/ltmain.tmp; \
	rm -f config/ltmain.in; \
	chmod a-w config/ltmain.tmp; \
	mv -f config/ltmain.tmp config/ltmain.sh

# The libtool distributor and the standalone libtool script.
bin_SCRIPTS = libtoolize libtool

libtoolize: libtoolize.in
	rm -f libtoolize.tmp libtoolize
	$(timestamp); \
	input="libtoolize.m4sh"; \
	$(edit) -e "s,@TIMESTAMP\@,$$TIMESTAMP,g" \
		$(top_srcdir)/libtoolize.in > libtoolize.tmp
	chmod a+x libtoolize.tmp
	chmod a-w libtoolize.tmp
	mv -f libtoolize.tmp libtoolize

# Use `$(top_srcdir)' for the benefit of non-GNU makes: this is
# how libtoolize.in appears in our dependencies.
EXTRA_DIST += libtoolize.m4sh
$(top_srcdir)/libtoolize.in: $(sh_files) libtoolize.m4sh Makefile.am
	cd $(top_srcdir); \
	rm -f libtoolize.in; \
	$(M4SH) -B ./config libtoolize.m4sh > libtoolize.in

# The defs script shouldn't be recreated whenever the Makefile is
# regenerated since the source tree can be read-only.
check-recursive: tests/defs
tests/defs: tests/defs.in
	rm -f tests/defs.tmp tests/defs; \
	input="defs.m4sh"; \
	$(edit) $(top_srcdir)/tests/defs.in > tests/defs.tmp; \
	mv -f tests/defs.tmp tests/defs

# Use `$(top_srcdir)/tests' for the benefit of non-GNU makes: this is
# how defs.in appears in our dependencies.
# No need to EXTRA_DIST defs.m4sh here, that is handled in tests/Makefile.am.
$(top_srcdir)/tests/defs.in: tests/defs.m4sh Makefile.am
	cd $(top_srcdir); \
	rm -f tests/defs.in; \
	$(M4SH) -B ./config tests/defs.m4sh > tests/defs.in

# Automake doesn't want us to generate distributed files from config.status,
# but the alternative (see libtool-1.4.3) was even uglier!
libtool: $(top_builddir)/config.status config/ltmain.sh stamp-vcl
	cd $(top_builddir) && $(SHELL) ./config.status $@

.PHONY: configure-subdirs
configure-subdirs distdir: $(DIST_MAKEFILE_LIST)
@DIST_MAKEFILE_LIST@:
	dir=`echo $@ | sed 's,^[^/]*$$,.,;s,/[^/]*$$,,'`; \
	test -d $$dir || mkdir $$dir || exit 1; \
	abs_srcdir=`cd $(top_srcdir) && pwd`; \
	(cd $$dir && $$abs_srcdir/$$dir/configure) || exit 1

install-data-local:
## Don't install over the top of an old pkgdatadir
	-rm -rf $(DESTDIR)$(pkgdatadir)

install-data-hook:
	chmod +x $(DESTDIR)$(pkgdatadir)/config.guess
	chmod +x $(DESTDIR)$(pkgdatadir)/config.sub

## Ship README.alpha only in alpha release, but renamed to README
dist-hook:
	-@test -f $(distdir)/README.alpha && \
	case $(VERSION) in \
	  *[a-z]) mv $(distdir)/README.alpha $(distdir)/README ;; \
	  *)	  rm -f $(distdir)/README.alpha ;; \
	esac