2 # Copyright (C) 2002, 2003, 2004, 2010 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 <http://www.gnu.org/licenses/>.
17 # Make sure that we can enable or disable warnings on a per-file basis.
23 cat >>configure.in <<END
24 AC_CONFIG_FILES([sub/Makefile])
30 # These two Makefile contain the same errors, but have different
33 cat >Makefile.am <<END
34 AUTOMAKE_OPTIONS = -Wno-obsolete
40 cat >sub/Makefile.am <<END
41 AUTOMAKE_OPTIONS = -Wno-syntax
48 # The expected diagnostic is
49 # Makefile.am:3: warning: variable `foo_SOURCES' is defined but no program or
50 # library has `foo' as canonical name (possible typo)
51 # sub/Makefile.am:2: warning: `INCLUDES' is the old name for `AM_CPPFLAGS'
52 grep '^Makefile.am:.*foo_SOURCES' stderr
53 grep '^sub/Makefile.am:.*INCLUDES' stderr
54 grep '^sub/Makefile.am:.*foo_SOURCES' stderr && Exit 1
55 grep '^Makefile.am:.*INCLUDES' stderr && Exit 1
56 # Only three lines of warnings.
57 test `grep -v 'warnings are treated as errors' stderr | wc -l` = 3
59 # On fast machines the autom4te.cache created during the above run of
60 # $AUTOMAKE is likely to have the same time stamp as the configure.in
61 # created below; thus causing traces for the old configure.in to be
62 # used. We could do `$sleep', but it's faster to erase the
63 # directory. (Erase autom4te*.cache, not autom4te.cache, because some
64 # bogus installations of Autoconf use a versioned cache.)
65 rm -rf autom4te*.cache
67 # If we add a global -Wnone, all warnings should disappear.
68 cat >configure.in <<END
69 AC_INIT([warnopts], [1.0])
70 AM_INIT_AUTOMAKE([-Wnone])
71 AC_CONFIG_FILES([Makefile sub/Makefile])