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#!/bin/sh
# Copyright (C) 2010-2012 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 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/>.
# Check for bug in variable concatenation with '+=': an extra backslash
# is erroneously retained in the final value.
# See also sister test pluseq11b.test.
. ./defs || Exit 1
cat >>configure.ac <<'END'
AC_OUTPUT
END
cat > Makefile.am <<'END'
## Use more line continuation to ensure we are robust and can (hopefully)
## cope any number of them, and not just one
FOO = \
\
\
bar
## Both these two variable additions are required to trigger the bug.
FOO +=
FOO += baz
.PHONY: test
test:
case '$(FOO)' in *\\*) exit 1;; *) exit 0;; esac
END
$ACLOCAL
$AUTOMAKE
grep '^ *FOO *=.*\\.' Makefile.in && Exit 1
$AUTOCONF
./configure
$MAKE test
:
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