tests/ansi7.test

   1 #! /bin/sh
   2 # Copyright (C) 2002, 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 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 # Check ansi2knr on a source file in subdirectory.
  18 # ansi6.test is the same test without subdir-objects.
  19 # From Kevin Ryde.
  20
  21 required=gcc
  22 . ./defs || Exit 1
  23
  24 cat > configure.in << 'END'
  25 AC_INIT(ansi6, 1.0)
  26 AM_INIT_AUTOMAKE
  27 AC_PROG_CC
  28 AC_PROG_CC_STDC
  29 AM_PROG_CC_C_O
  30 AM_C_PROTOTYPES
  31 AC_CONFIG_FILES(Makefile)
  32 AC_OUTPUT
  33 END
  34
  35 cat > Makefile.am << 'END'
  36 AUTOMAKE_OPTIONS = ansi2knr subdir-objects
  37 bin_PROGRAMS = hello
  38 hello_SOURCES = hello.c sub/dir.c
  39 END
  40
  41 cat > hello.c << 'END'
  42 #include <stdio.h>
  43
  44 extern int foo ();
  45
  46 int
  47 main (int argc, char **argv)
  48 {
  49    printf ("%d\n", foo ());
  50 }
  51 END
  52
  53 mkdir sub
  54
  55 cat > sub/dir.c << 'END'
  56 int
  57 foo ()
  58 {
  59    return 23;
  60 }
  61 END
  62
  63 set -e
  64
  65 $ACLOCAL
  66 $AUTOCONF
  67 $AUTOMAKE -a
  68
  69 # Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
  70 test `grep -c ac_cv_prog_cc_stdc configure` -gt 1
  71
  72 ./configure ac_cv_prog_cc_stdc=no
  73 $MAKE
  74
  75 test -f hello_.c
  76 test -f sub/dir_.c              # Must be in sub directory, unlike ansi6.test.
  77 test ! -f dir_.c
  78 $MAKE distclean
  79 test ! -f hello_.c
  80 test ! -f sub/dir_.c
  81
  82 # Also run without forcing ansi2knr, so we make sure the
  83 # rules work with ANSI compilers.
  84 # Report from Andreas Schwab.
  85
  86 ./configure
  87 $MAKE