tests/ansi6.test

   1 #! /bin/sh
   2 # Copyright (C) 2002, 2006, 2008  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 2, 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 # Check ansi2knr on a source file in subdirectory.
  18 # From Kevin Ryde.
  19
  20 required=gcc
  21 . ./defs || Exit 1
  22
  23 cat > configure.in << 'END'
  24 AC_INIT(ansi6, 1.0)
  25 AM_INIT_AUTOMAKE
  26 AC_PROG_CC
  27 AC_PROG_CC_STDC
  28 AM_C_PROTOTYPES
  29 AC_CONFIG_FILES(Makefile)
  30 AC_OUTPUT
  31 END
  32
  33 cat > Makefile.am << 'END'
  34 AUTOMAKE_OPTIONS = ansi2knr
  35 bin_PROGRAMS = hello
  36 hello_SOURCES = hello.c sub/dir.c
  37 END
  38
  39 cat > hello.c << 'END'
  40 #include <stdio.h>
  41
  42 extern int foo ();
  43
  44 int
  45 main (int argc, char **argv)
  46 {
  47    printf ("%d\n", foo ());
  48 }
  49 END
  50
  51 mkdir sub
  52
  53 cat > sub/dir.c << 'END'
  54 int
  55 foo ()
  56 {
  57    return 23;
  58 }
  59 END
  60
  61 set -e
  62
  63 $ACLOCAL
  64 $AUTOCONF
  65 $AUTOMAKE -a
  66
  67 # Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
  68 test `grep -c ac_cv_prog_cc_stdc configure` -gt 1
  69
  70 ./configure ac_cv_prog_cc_stdc=no
  71 $MAKE
  72
  73 test -f hello_.c
  74 test -f dir_.c                  # Must be in current directory.
  75 test ! -f sub/dir_.c
  76 $MAKE distclean
  77 test ! -f hello_.c
  78 test ! -f dir_.c
  79
  80 # Also run without forcing ansi2knr, so we make sure the
  81 # rules work with ANSI compilers.
  82 # Report from Andreas Schwab.
  83
  84 ./configure
  85 $MAKE