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#! /bin/sh
# Copyright (C) 2011-2021 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/>.
# Check that inclusion of '.am' fragments by automake does not suffer
# of the "deleted header problem". Basic checks are done here.
. test-init.sh
echo AC_OUTPUT >> configure.ac
$ACLOCAL
$AUTOCONF
cat > Makefile.am <<'END'
include foo.am
include $(srcdir)/bar.am
include $(top_srcdir)/baz.am
END
echo '# this is foo' > foo.am
echo '# this is bar' > bar.am
echo '# this is baz' > baz.am
$AUTOMAKE
# Sanity checks.
$FGREP 'this is foo' Makefile.in
$FGREP 'this is bar' Makefile.in
$FGREP 'this is baz' Makefile.in
./configure
$MAKE # Should be no-op.
$sleep
sed '/^include foo\.am$/d' Makefile.am > t
mv -f t Makefile.am
rm -f foo.am
$MAKE Makefile
# Sanity checks.
$FGREP 'this is foo' Makefile.in Makefile && exit 1
$FGREP 'this is bar' Makefile.in
$FGREP 'this is bar' Makefile
$FGREP 'this is baz' Makefile.in
$FGREP 'this is baz' Makefile
$sleep
echo '# empty empty' > Makefile.am
rm -f bar.am baz.am
$MAKE Makefile
# Sanity checks.
$FGREP 'empty empty' Makefile.in
$FGREP 'empty empty' Makefile
grep 'this is ba[rz]' Makefile Makefile.in && exit 1
:
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