cgit.sxemacs.org Git - sxemacs/blob - src/debug.h

   1 /* Debugging aids -- togglable assertions.
   2    Copyright (C) 1994 Free Software Foundation, Inc.
   3
   4 This file is part of SXEmacs
   5
   6 SXEmacs is free software: you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation, either version 3 of the License, or
   9 (at your option) any later version.
  10
  11 SXEmacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program.  If not, see <http://www.gnu.org/licenses/>. */
  18
  19
  20 /* Synched up with: Not in FSF. */
  21
  22 /* Written by Chuck Thompson */
  23
  24 #ifndef INCLUDED_debug_h_
  25 #define INCLUDED_debug_h_
  26
  27 #define DEBUG_STDERR    1
  28 #define DEBUG_ABORT     2
  29
  30 #ifdef DEBUG_SXEMACS
  31
  32 #include <stdio.h>
  33
  34 struct debug_classes {
  35         unsigned int redisplay:1;
  36         unsigned int buffers:1;
  37         unsigned int extents:1;
  38         unsigned int faces:1;
  39         unsigned int windows:1;
  40         unsigned int frames:1;
  41         unsigned int devices:1;
  42         unsigned int byte_code:1;
  43
  44         unsigned int types_of_redisplay;
  45         unsigned int types_of_buffers;
  46         unsigned int types_of_extents;
  47         unsigned int types_of_faces;
  48         unsigned int types_of_windows;
  49         unsigned int types_of_frames;
  50         unsigned int types_of_devices;
  51         unsigned int types_of_byte_code;
  52 };
  53
  54 extern struct debug_classes active_debug_classes;
  55
  56 #define DASSERT(class, desired_type, action, assertion) do              \
  57 {                                                                       \
  58   if (active_debug_classes.##class                                      \
  59       && (active_debug_classes.types_of_##class & desired_type))        \
  60     {                                                                   \
  61       if (! (assertion))                                                \
  62         {                                                               \
  63           if (action == DEBUG_STDERR)                                   \
  64             stderr_out ("Assertion failed in %s at line %d\n",          \
  65                         __FILE__, __LINE__);                            \
  66           else                                                          \
  67             abort ();                                                   \
  68         }                                                               \
  69     }                                                                   \
  70 } while (0)
  71 #else                           /* !DEBUG_SXEMACS */
  72
  73 #define DASSERT(class, desired_type, action, assertion) ((void) 0)
  74
  75 #endif                          /* !DEBUG_SXEMACS */
  76
  77 #endif                          /* INCLUDED_debug_h_ */