# Makefile for Autoconf.
# Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.

# 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, 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; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#### Start of system configuration section. ####

srcdir = @srcdir@
VPATH = @srcdir@

INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
MAKEINFO = makeinfo
TEXI2DVI = texi2dvi
M4 = @M4@

# Programs that are always installed.
APROGS = autoconf autoheader autoreconf autoupdate ifnames 
PROGS = $(APROGS) @PROGS@
# Path of the perl interpreter.
PERL = @PERL@

prefix = @prefix@
exec_prefix = @exec_prefix@

# Directory in which to install scripts.
bindir = $(exec_prefix)/bin

# Directory in which to install library files.
datadir = $(prefix)/lib
acdatadir = $(datadir)/autoconf

# Directory in which to install documentation info files.
infodir = $(prefix)/info

#### End of system configuration section. ####

SHELL = /bin/sh

SUBDIRS = testsuite

M4FILES = autoconf.m4 acgeneral.m4 acoldnames.m4 acspecific.m4 autoheader.m4

# Files that can be generated, but should be up to date for a distribution.
DISTDEP = info Makefile
# Files to distribute.
DISTFILES = COPYING ChangeLog ChangeLog.1 INSTALL \
	Makefile.in NEWS README TODO $(M4FILES) \
	acconfig.h acfunctions acheaders acidentifiers \
	acmakevars acprograms autoconf.info* \
	autoconf.sh autoconf.texi install.texi \
	autoheader.sh autoreconf.sh autoscan.pl autoupdate.sh ifnames.sh \
	config.guess config.sub configure configure.in \
	install-sh mkinstalldirs texinfo.tex \
	testsuite/Makefile.in testsuite/config/*.exp \
	testsuite/lib/*.exp testsuite/autoconf.[gs]/*.exp \
	standards.texi make-stds.texi standards.info*

editsh = sed -e 's,@''datadir''@,$(acdatadir),g' -e 's,@''M4''@,$(M4),g'
editpl = sed -e 's,@''datadir''@,$(acdatadir),g' -e 's,@''PERL''@,$(PERL),g'

all: ${PROGS}

autoconf: autoconf.sh
	rm -f $@ $@.tmp
	$(editsh) $(srcdir)/autoconf.sh > $@.tmp && mv $@.tmp $@ && chmod +x $@

autoheader: autoheader.sh
	rm -f $@ $@.tmp
	$(editsh) $(srcdir)/autoheader.sh > $@.tmp && mv $@.tmp $@ && chmod +x $@

autoreconf: autoreconf.sh
	rm -f $@ $@.tmp
	$(editsh) $(srcdir)/autoreconf.sh > $@.tmp && mv $@.tmp $@ && chmod +x $@

autoupdate: autoupdate.sh
	rm -f $@ $@.tmp
	$(editsh) $(srcdir)/autoupdate.sh > $@.tmp && mv $@.tmp $@ && chmod +x $@

ifnames: ifnames.sh
	rm -f $@ $@.tmp
	$(editsh) $(srcdir)/ifnames.sh > $@.tmp && mv $@.tmp $@ && chmod +x $@

autoscan: autoscan.pl
	rm -f $@ $@.tmp
	$(editpl) $(srcdir)/autoscan.pl > $@.tmp && mv $@.tmp $@ && chmod +x $@

info: autoconf.info @standards_info@ INSTALL

autoconf.info: autoconf.texi install.texi
	$(MAKEINFO) -I$(srcdir) $(srcdir)/autoconf.texi --output=$@

INSTALL: install.texi
	$(MAKEINFO) -I$(srcdir) $(srcdir)/install.texi --output=$@ \
	--no-headers --no-validate

standards.info: standards.texi make-stds.texi
	$(MAKEINFO) -I$(srcdir) $(srcdir)/standards.texi --output=$@

dvi: autoconf.dvi @standards_dvi@

autoconf.dvi: autoconf.texi
	$(TEXI2DVI) $(srcdir)/autoconf.texi

standards.dvi: standards.texi make-stds.texi
	$(TEXI2DVI) $(srcdir)/standards.texi

check: all
	rootme=`pwd`; cd testsuite && ${MAKE} $@ AUTOCONF=$$rootme/autoconf \
	AUTOCONFFLAGS="-m $$rootme"
installcheck: all install
	cd testsuite && ${MAKE} AUTOCONF=${bindir}/autoconf $@

installdirs:
	$(SHELL) ${srcdir}/mkinstalldirs $(bindir) $(infodir) $(acdatadir)

install: all $(M4FILES) acconfig.h installdirs install-info
	@case `$(M4) --help < /dev/null 2>&1` in \
	*reload-state*) echo installing frozen m4 files; \
	  $(M4) -F $(acdatadir)/autoconf.m4f autoconf.m4 ; \
	  $(M4) -F $(acdatadir)/autoheader.m4f autoheader.m4 ;; \
	*traditional*) ;; \
	*) echo Error: Autoconf requires GNU m4 1.1 or later; exit 1 ;; \
	esac
	for i in autoconf autoheader autoreconf autoupdate ifnames; do \
	  $(INSTALL_PROGRAM) $$i $(bindir)/$$i; \
	done
	for i in $(M4FILES) acconfig.h; do \
	$(INSTALL_DATA) $(srcdir)/$$i $(acdatadir)/$$i; \
	done
	-if test -f autoscan; then \
	$(INSTALL_PROGRAM) autoscan $(bindir)/autoscan; \
	for i in acfunctions acheaders acidentifiers acprograms \
	  acmakevars; do \
	$(INSTALL_DATA) $(srcdir)/$$i $(acdatadir)/$$i; \
	done; \
	else :; fi

install-info: info installdirs
	-test -f autoconf.info || cd $(srcdir); \
	for i in autoconf.info*; do \
	$(INSTALL_DATA) $$i $(infodir)/$$i; \
	done
	-test -f standards.info || cd $(srcdir); \
	for i in standards.info*; do \
	$(INSTALL_DATA) $$i $(infodir)/$$i; \
	done

uninstall:
	rm -f $(bindir)/autoconf $(bindir)/autoheader $(bindir)/autoscan 
	rm -f $(bindir)/autoreconf $(bindir)/autoupdate $(bindir)/ifnames 
	rm -fr $(acdatadir)
	cd $(infodir); rm -f autoconf.info*
	if test -f standards.info || test -f $(srcdir)/standards.info; \
	then cd $(infodir); rm -f standards.info*; fi

configure: configure.in $(M4FILES)
	cd $(srcdir); \
	rm -f $@ $@.tmp; \
	$(M4) autoconf.m4 configure.in > $@.tmp && \
	mv $@.tmp $@ && \
	chmod +x $@
Makefile: Makefile.in config.status
	./config.status
config.status: configure
	./config.status --recheck

clean mostlyclean distclean realclean::
	for dir in $(SUBDIRS); do \
	  echo making $@ in $$dir ; \
	  (cd $$dir; $(MAKE) $@) ; \
	done

clean mostlyclean distclean realclean::
	rm -f autoconf autoheader autoscan autoreconf autoupdate ifnames *.tmp 
	rm -f *.aux *.cp *.cps *.dvi *.fn *.fns *.ky *.kys *.log
	rm -f *.pg *.pgs *.toc *.tp *.tps *.vr *.vrs
	rm -f *.ev *.evs *.ov *.ovs *.cv *.cvs *.ma *.mas

distclean realclean::
	rm -f Makefile config.status config.cache config.log

realclean::
	rm -f TAGS *.info* INSTALL

TAGS:
	etags ${srcdir}/*.m4 ${srcdir}/*.sh ${srcdir}/[a-z]*.in ${srcdir}/*.texi

# Don't depend on DISTFILES because there's no rule for "standards.info*".
dist: $(DISTDEP)
	distname=`sed -e '/define(AC_ACVERSION,/!d' \
	-e 's/[^0-9.]*\([0-9.]*\).*/autoconf-\1/' -e q acgeneral.m4`; \
	rm -fr $$distname; \
	mkdir $$distname $$distname/testsuite $$distname/testsuite/config \
	$$distname/testsuite/lib $$distname/testsuite/autoconf.g \
	$$distname/testsuite/autoconf.s; \
	for file in $(DISTFILES); do \
	  ln $$file $$distname/$$file \
	  || { echo copying $$file instead; cp -p $$file $$distname/$$file;}; \
	done; \
	chmod -R a+rX $$distname; \
	tar -chz -f $$distname.tar.gz $$distname; \
	rm -fr $$distname