# Make Autoconf man pages.

# Copyright (C) 2001, 2004-2012 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 3 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.  If not, see <http://www.gnu.org/licenses/>.

dist_man_MANS = \

	$(srcdir)/autoconf.1 \

	$(srcdir)/autoheader.1 \

	$(srcdir)/autom4te.1 \

	$(srcdir)/autoreconf.1 \

	$(srcdir)/autoscan.1 \

	$(srcdir)/autoupdate.1 \

	$(srcdir)/ifnames.1 \

	$(srcdir)/config.guess.1 \

	$(srcdir)/config.sub.1

EXTRA_DIST = $(dist_man_MANS:.1=.x) common.x

MAINTAINERCLEANFILES = $(dist_man_MANS)

# Depend on .version to get version number changes.

common_dep = $(top_srcdir)/.version $(srcdir)/common.x

binsrcdir = $(top_srcdir)/bin

$(srcdir)/autoconf.1:   $(common_dep) $(binsrcdir)/autoconf.as

$(srcdir)/autoheader.1: $(common_dep) $(binsrcdir)/autoheader.in

$(srcdir)/autom4te.1:   $(common_dep) $(binsrcdir)/autom4te.in

$(srcdir)/autoreconf.1: $(common_dep) $(binsrcdir)/autoreconf.in

$(srcdir)/autoscan.1:   $(common_dep) $(binsrcdir)/autoscan.in

$(srcdir)/autoupdate.1: $(common_dep) $(binsrcdir)/autoupdate.in

$(srcdir)/ifnames.1:    $(common_dep) $(binsrcdir)/ifnames.in

# Independent from this package.

$(srcdir)/config.guess.1: $(top_srcdir)/build-aux/config.guess

$(srcdir)/config.sub.1:   $(top_srcdir)/build-aux/config.sub

remove_time_stamp = 's/^\(\.TH[^"]*"[^"]*"[^"]*\)"[^"]*"/\1/'

MOSTLYCLEANFILES = $(srcdir)/*.t

SUFFIXES = .x .1

.x.1:

	@echo "Updating man page $@"

	PATH="$(top_builddir)/tests$(PATH_SEPARATOR)$(top_srcdir)/build-aux$(PATH_SEPARATOR)$$PATH"; \

	export PATH; \

	$(HELP2MAN) \

	    --include=$*.x \

	    --include=$(srcdir)/common.x \

	    --source='$(PACKAGE_STRING)' \

	    --output=$@.t `echo '$*' | sed 's,.*/,,'`

	if sed $(remove_time_stamp) $@ >$@a.t 2>/dev/null && \

	   sed $(remove_time_stamp) $@.t | cmp $@a.t - >/dev/null 2>&1; then \

		touch $@; \

	else \

		mv $@.t $@; \

	fi

	rm -f $@*.t