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dnl -*- mode: m4; c-basic-offset: 2; indent-tabs-mode: nil; -*-
dnl vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
dnl
dnl pandora-build: A pedantic build system
dnl Copyright (C) 2009 Sun Microsystems, Inc.
dnl This file is free software; Sun Microsystems
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl
dnl From Monty Taylor
AC_DEFUN([PANDORA_WITH_RUBY], [
AC_ARG_WITH([ruby],
[AS_HELP_STRING([--with-ruby],
[Build Ruby Bindings @<:@default=yes@:>@])],
[with_ruby=$withval],
[with_ruby=ruby])
AS_IF([test "x$with_ruby" != "xno"],[
AS_IF([test "x$with_ruby" != "xyes"],
[ac_chk_ruby=$with_ruby],
[ac_chk_ruby=ruby1.8 ruby])
AC_CHECK_PROGS(RUBY,$ac_chk_ruby)
])
AS_IF([test "x$RUBY" != "x"],[
AC_MSG_CHECKING(for ruby devel)
dnl need to change quotes to allow square brackets
changequote(<<, >>)dnl
ruby_prefix=`$RUBY -rrbconfig -e "print Config::CONFIG['archdir']"`
strip_ruby_prefix=`$RUBY -rrbconfig -e "print Config::CONFIG['prefix']" | sed 's/\//./g'`
RUBY_LIB=`$RUBY -rrbconfig -e "puts Config::CONFIG['ruby_install_name']"`
LIBRUBYARG_SHARED=`$RUBY -rrbconfig -e "puts Config::CONFIG['LIBRUBYARG_SHARED']"`
RUBY_DIR=`$RUBY -rrbconfig -e "puts Config::CONFIG['archdir']"`
RUBY_ARCH_DIR=`echo $RUBY_DIR | sed "s/$strip_ruby_prefix//"`
RUBY_LIBDIR=`$RUBY -rrbconfig -e "puts Config::CONFIG['rubylibdir']"`
RUBY_INCLUDES="-I$ruby_prefix"
changequote([, ])dnl
ac_save_CFLAGS="$CFLAGS"
ac_save_CPPFLAGS="$CPPFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$ac_save_CFLAGS $RUBY_INCLUDES"
CPPFLAGS="$ac_save_CPPFLAGS $RUBY_INCLUDES"
LIBS="$ac_save_LIBS $LIBRUBYARG_SHARED"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ruby.h>]], [[VALUE rb_ac_test = rb_define_module("actest");]])],[with_ruby="yes";AC_MSG_RESULT(found)],[with_ruby="no";AC_MSG_RESULT(missing)])
CPPFLAGS="$ac_save_CPPFLAGS"
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
],[
# This allows 'make clean' in the ruby directory to work when
# ruby isn't available
RUBY=
RUBY_INCLUDES=
LIBRUBYARG_SHARED=
RUBY_LIB=
RUBY_DIR=
RUBY_LIBDIR=
RUBY_ARCH_DIR=
with_ruby="no"
])
AC_SUBST(RUBY_INCLUDES)
AC_SUBST(LIBRUBYARG_SHARED)
AC_SUBST(RUBY_LIB)
AC_SUBST(RUBY_DIR)
AC_SUBST(RUBY_LIBDIR)
AC_SUBST(RUBY_ARCH_DIR)
AS_IF([test "x$RUBY_DIR" = "x"],[with_ruby="no"])
AM_CONDITIONAL(BUILD_RUBY, test "$with_ruby" = "yes")
])
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