src/ffi/ffi_base.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2012 Alexis Laferrière <alexis.laf@xymus.net>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 # Tools and utilities for implement FFI with different languages
  18 module ffi_base
  19
  20 import c_tools
  21 import parser
  22 import modelbuilder
  23 import nitni
  24
  25 import light_ffi_base
  26
  27 redef class MModule
  28         # Callbacks used by this module, classified by language
  29         var ffi_callbacks = new HashMap[FFILanguage, Set[NitniCallback]]
  30 end
  31
  32 # Visitor for a specific languages. Works kinda like a `Phase` and is executed
  33 # by a `Phase`.
  34 redef class FFILanguage
  35         # Generate the code to offer this callback if foreign code
  36         fun compile_callback(callback: NitniCallback, mmodule: MModule,
  37                 mainmmodule: MModule, ecc: CCompilationUnit) is abstract
  38 end