#! /bin/sh
# Copyright (C) 2002, 2006  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 <http://www.gnu.org/licenses/>.

# Make sure ansi2knr works with $(LIBOBJS).

required=gcc
. ./defs || Exit 1

set -e

cat >> configure.in << 'END'
AC_PROG_CC
AC_PROG_CC_STDC
AM_C_PROTOTYPES
AC_PROG_RANLIB
AC_LIBOBJ([hello])
AC_CONFIG_FILES([dir/Makefile])
AC_OUTPUT
END

cat > Makefile.am << 'END'
SUBDIRS = dir
END

mkdir dir

cat > dir/Makefile.am << 'END'
AUTOMAKE_OPTIONS = ansi2knr
noinst_LIBRARIES = liblib.a
liblib_a_SOURCES =
liblib_a_LIBADD = $(LIBOBJS)
END

cat > dir/hello.c << 'END'
#include <stdio.h>

int
main (int argc, char **argv)
{
   printf ("hello\n");
}
END

$ACLOCAL
$AUTOCONF
$AUTOMAKE -a

# Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
test `grep -c ac_cv_prog_cc_stdc configure` -gt 1

./configure ac_cv_prog_cc_stdc=no
$MAKE
test -f dir/hello_.c
$MAKE distclean
test ! -f dir/hello_.c

# Also run without forcing ansi2knr, so we make sure the
# rules work with ANSI compilers.
./configure
$MAKE
test ! -f dir/hello_.c