gnushogi/debug.h

   1 /*
   2  * FILE: debug.h
   3  *
   4  *       Various macros to help in debugging.
   5  *
   6  * ----------------------------------------------------------------------
   7  * Copyright (c) 1993, 1994, 1995 Matthias Mutz
   8  * Copyright (c) 1999 Michael Vanier and the Free Software Foundation
   9  *
  10  * GNU SHOGI is based on GNU CHESS
  11  *
  12  * Copyright (c) 1988, 1989, 1990 John Stanback
  13  * Copyright (c) 1992 Free Software Foundation
  14  *
  15  * This file is part of GNU SHOGI.
  16  *
  17  * GNU Shogi is free software; you can redistribute it and/or modify it
  18  * under the terms of the GNU General Public License as published by the
  19  * Free Software Foundation; either version 1, or (at your option) any
  20  * later version.
  21  *
  22  * GNU Shogi is distributed in the hope that it will be useful, but WITHOUT
  23  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  24  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  25  * for more details.
  26  *
  27  * You should have received a copy of the GNU General Public License along
  28  * with GNU Shogi; see the file COPYING.  If not, write to the Free
  29  * Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  30  * ----------------------------------------------------------------------
  31  *
  32  */
  33
  34 /* Some of this code requires gcc. */
  35
  36
  37 #ifndef _DEBUG_H_
  38 #define _DEBUG_H_
  39
  40 /*
  41  * Define simple macros PRINT_ENTER and PRINT_EXIT to print info when
  42  * a function is entered or left.  They only work if DEBUG is #defined.
  43  * This requires gcc.  You have to invoke them with a semicolon after them,
  44  * like this:
  45  *
  46  * PRINT_ENTER;
  47  * PRINT_EXIT;
  48  *
  49  * This is so as not to screw up automatic indentation in emacs.
  50  */
  51
  52 #if (defined __GNUC__)
  53
  54 #  define PRINT_ENTER printf("Entering function:  %s().\n", __FUNCTION__)
  55 #  define PRINT_EXIT  printf("Exiting function:   %s().\n", __FUNCTION__)
  56
  57 #else
  58
  59 #  define PRINT_ENTER
  60 #  define PRINT_EXIT
  61
  62 #endif  /* __GNUC__ */
  63
  64 /* Function inlining; not all C compilers support this. */
  65 #if (!defined __GNUC__)
  66 #  define inline
  67 #endif
  68
  69 #endif  /* _DEBUG_H_ */
  70