tests/warnopts.test

   1 #! /bin/sh
   2 # Copyright (C) 2002, 2003, 2004  Free Software Foundation, Inc.
   3 #
   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 3, or (at your option)
   7 # any later version.
   8 #
   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.
  13 #
  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/>.
  16
  17 # Make sure that we can enable or disable warnings on a per-file basis.
  18
  19 . ./defs || exit 1
  20
  21 set -e
  22
  23 cat >>configure.in <<END
  24 AC_CONFIG_FILES([sub/Makefile])
  25 AC_OUTPUT
  26 END
  27
  28 mkdir sub
  29
  30 # These two Makefile contain the same errors, but have different
  31 # warnings disabled.
  32
  33 cat >Makefile.am <<END
  34 AUTOMAKE_OPTIONS = -Wno-obsolete
  35 INCLUDES = -Ifoo
  36 foo_SOURCES = unused
  37 SUBDIRS = sub
  38 END
  39
  40 cat >sub/Makefile.am <<END
  41 AUTOMAKE_OPTIONS = -Wno-syntax
  42 INCLUDES = -Ifoo
  43 foo_SOURCES = unused
  44 END
  45
  46 $ACLOCAL
  47 AUTOMAKE_fails
  48 # The expected diagnostic is
  49 #   Makefile.am:3: unused variable: `foo_SOURCES'
  50 #   sub/Makefile.am:2: `INCLUDES' is the old name for `AM_CPPFLAGS'
  51 grep '^Makefile.am:.*foo_SOURCES' stderr
  52 grep '^sub/Makefile.am:.*INCLUDES' stderr
  53 grep '^sub/Makefile.am:.*foo_SOURCES' stderr && exit 1
  54 grep '^Makefile.am:.*INCLUDES' stderr && exit 1
  55 # Only three lines of warnings.
  56 test `wc -l < stderr` = 3
  57
  58 # On fast machines the autom4te.cache created during the above run of
  59 # $AUTOMAKE is likely to have the same time stamp as the configure.in
  60 # created below; thus causing traces for the old configure.in to be
  61 # used.  We could do `$sleep', but it's faster to erase the
  62 # directory.  (Erase autom4te*.cache, not autom4te.cache, because some
  63 # bogus installations of Autoconf use a versioned cache.)
  64 rm -rf autom4te*.cache
  65
  66 # If we add a global -Wnone, all warnings should disappear.
  67 cat >configure.in <<END
  68 AC_INIT([warnopts], [1.0])
  69 AM_INIT_AUTOMAKE([-Wnone])
  70 AC_CONFIG_FILES([Makefile sub/Makefile])
  71 AC_OUTPUT
  72 END
  73 $ACLOCAL
  74 $AUTOMAKE