sim/common/sim-xcat.h

   1 /*  This file is part of the program GDB.
   2
   3     Copyright (C) 1997, Free Software Foundation, Inc.
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19     */
  20
  21
  22 /* from Michael Meissner, macro's to handle concating symbols better */
  23
  24 #ifndef _SIM_XCAT_H_
  25 #define _SIM_XCAT_H_
  26
  27 #ifdef __STDC__
  28 #define CONCAT2(a,b)     a##b
  29 #define CONCAT3(a,b,c)   a##b##c
  30 #define CONCAT4(a,b,c,d) a##b##c##d
  31 #else
  32 #define CONCAT2(a,b)     a/**/b
  33 #define CONCAT3(a,b,c)   a/**/b/**/c
  34 #define CONCAT4(a,b,c,d) a/**/b/**/c/**/d
  35 #endif
  36
  37 #define XCONCAT2(a,b)     CONCAT2(a,b)
  38 #define XCONCAT3(a,b,c)   CONCAT3(a,b,c)
  39 #define XCONCAT4(a,b,c,d) CONCAT4(a,b,c,d)
  40
  41 #endif _SIM_XCAT_H_