libchess/debug.c

   1 /* vim:tw=78:ts=8:sw=4:set ft=c:  */
   2 /*
   3     Copyright (C) 2002-2006 Ben Kibbey <bjk@luxsci.net>
   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 #ifdef DEBUG
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <ncurses.h>
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include <config.h>
  26 #endif
  27
  28 #include "chess.h"
  29
  30 #ifdef WITH_DMALLOC
  31 #include <dmalloc.h>
  32 #endif
  33
  34 void write_debug_output(int file, const char *format, ...)
  35 {
  36     FILE *fp = stderr;
  37     va_list ap;
  38     char *buf;
  39
  40     va_start(ap, format);
  41     vasprintf(&buf, format, ap);
  42     va_end(ap);
  43
  44     if (file) {
  45         if ((fp = fopen("debug", "a")) == NULL)
  46             return;
  47     }
  48
  49     fprintf(fp, "%s", buf);
  50     fflush(fp);
  51
  52     if (file)
  53         fclose(fp);
  54
  55     free(buf);
  56     return;
  57 }
  58
  59 char *debug_board(BOARD b)
  60 {
  61     static char buf[129];
  62     char *p = buf;
  63     int row, col;
  64
  65     for (row = 0; row < 8; row++) {
  66         for (col = 0; col < 8; col++) {
  67             *p++ = (b[row][col].enpassant) ? 'x' : b[row][col].icon;
  68
  69             if (col < 7)
  70                 *p++ = ' ';
  71         }
  72
  73         *p++ = '\n';
  74         *p = 0;
  75     }
  76
  77     *p = 0;
  78     return buf;
  79 }
  80
  81 void dump_board(int file, BOARD b)
  82 {
  83     write_debug_output(file, "%s", debug_board(b));
  84 }
  85 #endif