#! /bin/sh
# Copyright (C) 2003-2021 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, see <https://www.gnu.org/licenses/>.

# Test to make sure config files are distributed, and only once.
# This tries to distribute a file from a subdirectory, with
# a Makefile in that directory.  'distcom4.sh' performs the same
# test without Makefile in the directory.

. test-init.sh

cat >> configure.ac << 'END'
   AC_CONFIG_FILES([tests/autoconf:tests/wrapper.in],
                   [chmod +x tests/autoconf])
   AC_CONFIG_FILES([tests/autoheader:tests/wrapper.in],
                   [chmod +x tests/autoheader])
   AC_CONFIG_FILES([tests/autom4te:tests/wrapper.in],
                   [chmod +x tests/autom4te])
   AC_CONFIG_FILES([tests/autoreconf:tests/wrapper.in],
                   [chmod +x tests/autoreconf])
   AC_CONFIG_FILES([tests/autoscan:tests/wrapper.in],
                   [chmod +x tests/autoscan])
   AC_CONFIG_FILES([tests/autoupdate:tests/wrapper.in],
                   [chmod +x tests/autoupdate])
   AC_CONFIG_FILES([tests/ifnames:tests/wrapper.in],
                   [chmod +x tests/ifnames])
   AC_CONFIG_FILES([tests/Makefile])
   AC_OUTPUT
END

mkdir tests
: > tests/wrapper.in

cat > Makefile.am << 'END'
SUBDIRS = tests
.PHONY: test
test: distdir
	test -f $(distdir)/tests/wrapper.in
check-local: test
	for x in $(DIST_COMMON); do echo $$x; done \
	  | grep tests && exit 1; :
END

cat > tests/Makefile.am <<'END'
check-local:
	for x in $(DIST_COMMON); do echo $$x; done \
	  | grep wrapper.in > lst
	cat lst # For debugging.
	test `wc -l <lst` -eq 1
END

$ACLOCAL
$AUTOCONF
$AUTOMAKE --add-missing
./configure
$MAKE check
# Sanity check.
test -f tests/lst

: