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#! /bin/sh
# Copyright (C) 2012 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Automatic dependency tracking for Objective C++.
# See also sister test 'objc-deps.sh'.
. ./defs || exit 1
cat >> configure.ac << 'END'
dnl Support for Object C++ was introduced only in Autoconf 2.65.
AC_PREREQ([2.65])
AC_PROG_OBJCXX
AC_OUTPUT
END
cat > Makefile.am << 'END'
bin_PROGRAMS = foo
foo_SOURCES = bar.mm baz.h++ baz2.hh
END
cat > baz.h++ << 'END'
#include <iostream>
#include "baz2.hh"
END
cat > baz2.hh << 'END'
#define MSG "Hello, World"
END
cat > bar.mm << 'END'
/* The use of #import makes this valid Object C++ but invalid C++. */
#import "baz.h++"
int main (void)
{
std::cout << MSG << "\n";
return 0;
}
END
if $ACLOCAL; then
: We have a modern enough autoconf, go ahead.
elif test $? -eq 63; then
skip_ "Object C++ support requires Autoconf 2.65 or later"
else
exit 1 # Some other aclocal failure.
fi
$AUTOCONF
$AUTOMAKE --add-missing
./configure --enable-dependency-tracking
$MAKE
cross_compiling || (./foo | $FGREP 'Hello, World') || exit 1
$sleep
: > old
echo '#define MSG "Howdy, Earth"' > baz2.hh
$MAKE
if test -f foo; then
is_newest foo old
else
is_newest foo.exe old
fi
cross_compiling || (./foo | $FGREP 'Howdy, Earth') || exit 1
$MAKE distcheck
:
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