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Viewing changes to m4/pandora_with_ruby.m4

  • Committer: Jay Pipes
  • Date: 2009-08-03 14:23:22 UTC
  • mfrom: (1039.2.68 staging)
  • mto: This revision was merged to the branch mainline in revision 1078.
  • Revision ID: jpipes@serialcoder-20090803142322-1g67h7su9mocg9ig
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m4/pandora_with_ruby.m4
 
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dnl -*- mode: m4; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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dnl vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 
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dnl   
 
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dnl pandora-build: A pedantic build system
 
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dnl Copyright (C) 2009 Sun Microsystems, Inc.
 
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dnl This file is free software; the Free Software Foundation
 
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dnl gives unlimited permission to copy and/or distribute it,
 
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dnl with or without modifications, as long as this notice is preserved.
 
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dnl
 
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dnl From Monty Taylor
 
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AC_DEFUN([PANDORA_WITH_RUBY], [
 
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  AC_ARG_WITH([ruby],
 
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    [AS_HELP_STRING([--with-ruby],
 
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      [Build Ruby Bindings @<:@default=yes@:>@])],
 
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      [with_ruby=$withval],
 
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      [with_ruby=ruby])
 
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  AS_IF([test "x$with_ruby" != "xno"],[
 
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    AS_IF([test "x$with_ruby" != "xyes"],
 
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      [ac_chk_ruby=$with_ruby],
 
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      [ac_chk_ruby=ruby1.8 ruby])
 
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    AC_CHECK_PROGS(RUBY,$ac_chk_ruby)
 
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  ])
 
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  AS_IF([test "x$RUBY" != "x"],[
 
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    AC_MSG_CHECKING(for ruby devel)
 
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    dnl need to change quotes to allow square brackets
 
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    changequote(<<, >>)dnl
 
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    ruby_prefix=`$RUBY -rrbconfig -e "print Config::CONFIG['archdir']"`
 
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    strip_ruby_prefix=`$RUBY -rrbconfig -e "print Config::CONFIG['prefix']" | sed 's/\//./g'`
 
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    RUBY_LIB=`$RUBY -rrbconfig -e "puts Config::CONFIG['ruby_install_name']"`
 
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    LIBRUBYARG_SHARED=`$RUBY -rrbconfig -e "puts Config::CONFIG['LIBRUBYARG_SHARED']"`
 
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    RUBY_DIR=`$RUBY -rrbconfig -e "puts Config::CONFIG['archdir']"`
 
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    RUBY_ARCH_DIR=`echo $RUBY_DIR | sed "s/$strip_ruby_prefix//"`
 
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    RUBY_LIBDIR=`$RUBY -rrbconfig -e "puts Config::CONFIG['rubylibdir']"`
 
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    RUBY_INCLUDES="-I$ruby_prefix"
 
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    changequote([, ])dnl
 
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    ac_save_CFLAGS="$CFLAGS"
 
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    ac_save_CPPFLAGS="$CPPFLAGS"
 
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    ac_save_LDFLAGS="$LDFLAGS"
 
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    CFLAGS="$ac_save_CFLAGS $RUBY_INCLUDES"
 
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    CPPFLAGS="$ac_save_CPPFLAGS $RUBY_INCLUDES"
 
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    LDFLAGS="$ac_save_LDFLAGS $LIBRUBYARG_SHARED"
 
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    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)])
 
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    CPPFLAGS="$ac_save_CPPFLAGS"
 
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    CFLAGS="$ac_save_CFLAGS"
 
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    LDFLAGS="$ac_save_LDFLAGS"
 
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  ],[
 
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    # This allows 'make clean' in the ruby directory to work when
 
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    # ruby isn't available
 
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    RUBY=
 
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    RUBY_INCLUDES=
 
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    LIBRUBYARG_SHARED=
 
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    RUBY_LIB=
 
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    RUBY_DIR=
 
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    RUBY_LIBDIR=
 
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    RUBY_ARCH_DIR=
 
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    with_ruby="no"
 
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  ])
 
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  AC_SUBST(RUBY_INCLUDES)
 
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  AC_SUBST(LIBRUBYARG_SHARED)
 
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  AC_SUBST(RUBY_LIB)
 
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  AC_SUBST(RUBY_DIR)
 
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  AC_SUBST(RUBY_LIBDIR)
 
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  AC_SUBST(RUBY_ARCH_DIR)
 
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  AS_IF([test "x$RUBY_DIR" = "x"],[with_ruby="no"])
 
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  AM_CONDITIONAL(BUILD_RUBY, test "$with_ruby" = "yes")
 
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])