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#! /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 that EXTRA_PROGRAMS doesn't get removed because it is empty.
# This check has been introduced in commit 'Release-1-9-254-g9d0eaef'
# into the former test 'subst2.test'.
. test-init.sh
cat >> configure.ac << 'END'
AC_CONFIG_FILES([Makefile2 Makefile3])
AC_SUBST([prog])
AC_PROG_CC
AC_OUTPUT
END
cat > Makefile.am <<'END'
EXTRA_PROGRAMS =
END
cat > Makefile2.am <<'END'
bin_PROGRAMS = a @prog@ b
EXTRA_PROGRAMS =
END
cat > Makefile3.am <<'END'
empty =
EXTRA_PROGRAMS = $(empty)
END
$ACLOCAL
$AUTOMAKE
grep '^EXTRA_PROGRAMS = *$' Makefile.in
grep '^EXTRA_PROGRAMS = *$' Makefile2.in
# Be laxer here, since EXTRA_PROGRAMS might be internally rewritten
# by Automake when it contains references to other variables.
grep '^EXTRA_PROGRAMS =' Makefile3.in
:
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