gcc/objc/linking.m

   1 /* Force linking of classes required by Objective C runtime.
   2    Copyright (C) 1997 Free Software Foundation, Inc.
   3    Contributed by Ovidiu Predescu (ovidiu@net-community.com).
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU CC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU CC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 /* As a special exception, if you link this library with files compiled with
  23    GCC to produce an executable, this does not cause the resulting executable
  24    to be covered by the GNU General Public License. This exception does not
  25    however invalidate any other reasons why the executable file might be
  26    covered by the GNU General Public License.  */
  27
  28 #include <objc/Object.h>
  29 #include <objc/NXConstStr.h>
  30
  31 /* Generate references to Object and NXConstanstString classes since they are
  32    needed by the runtime system to run correctly. */
  33
  34
  35 void __objc_linking (void)
  36 {
  37   [Object name];
  38   [NXConstantString name];
  39 }
  40