#! /bin/sh
# Copyright (C) 2003, 2010 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/>.

# Test for bug in variable substitution references, where
# undefined variables break later substitutions.

required=gcc
. ./defs || Exit 1

set -e

cat >> configure.in << 'END'
AC_PROG_CC
AC_OUTPUT
END

cat > Makefile.am << 'END'

foo = foo.a foo.b $(doesnt_exist)
bar = bar.a bar.b
var1 = $(foo:.a=1.c) $(doesnt_exist:.b=2.c) $(bar:.a=3.c)
var2 = $(var1:.b=4.c)

bin_PROGRAMS = foo
foo_SOURCES = $(var2)

OBJEXT = obj
echorule:
	@echo BEG: $(foo_OBJECTS) :END
END

$ACLOCAL
$AUTOCONF
$AUTOMAKE -a
./configure
$MAKE echorule >output || { cat output; Exit 1; }
cat output
$FGREP 'BEG: foo1.obj foo4.obj bar3.obj bar4.obj :END' output

: