2 # Copyright (C) 2011-2024 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2, or (at your option)
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <https://www.gnu.org/licenses/>.
17 # The stub rules emitted to work around the "deleted header problem"
18 # for '.m4' files shouldn't prevent the remake rules from correctly
19 # erroring out when a still-required file is missing.
20 # See also discussion about automake bug#9768.
24 cat >> configure.ac
<<'END'
25 m4_include([foobar.m4])
31 echo 'm4_include([zardoz.m4])' > foobar.
m4
43 # This error will come from aclocal, not make, so we can be stricter
44 # in our grepping of it.
45 grep ' foobar\.m4:1:.*zardoz\.m4.*does not exist' output
46 # No spurious errors, please.
47 $FGREP -v ' foobar.m4:1:' output |
$FGREP 'foobar.m4' && exit 1
49 # Try with one less indirection.
57 # This error will come from aclocal, not make, so we can be stricter
58 # in our grepping of it.
59 grep 'foobar\.m4.*does not exist' output
60 # No spurious errors, please (ok, this is really paranoid).
61 $FGREP 'zardoz.m4' output
&& exit 1