sim/common/sim-assert.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 #ifndef _SIM_ASSERT_H_
  23 #define _SIM_ASSERT_H_
  24
  25 #define SIM_FILTER_PATH(FILE, PATH) \
  26 do \
  27   { \
  28     /* strip leading path */ \
  29     const char *p = (PATH); \
  30     (FILE) = p; \
  31     while (*p != '\0' && *p != ':') \
  32       { \
  33         if (*p == '/') \
  34           (FILE) = p; \
  35         p++; \
  36       } \
  37   } \
  38 while (0)
  39
  40 /* The subtle difference between SIM_ASSERT and ASSERT is that
  41    SIM_ASSERT passes `sd' to sim_io_error for the SIM_DESC,
  42    ASSERT passes NULL.  */
  43
  44 #if defined (WITH_ASSERT)
  45 #define SIM_ASSERT(EXPRESSION) \
  46 do \
  47   { \
  48     if (WITH_ASSERT) \
  49       { \
  50         if (!(EXPRESSION)) \
  51           { \
  52             /* report the failure */ \
  53             const char *file; \
  54             SIM_FILTER_PATH(file, __FILE__); \
  55             sim_io_error (sd, "%s:%d: assertion failed - %s", \
  56                           file, __LINE__, #EXPRESSION); \
  57           } \
  58       } \
  59   } \
  60 while (0)
  61 #else
  62 #define SIM_ASSERT(EXPRESSION) do { /*nothing*/; } while (0)
  63 #endif
  64
  65 #if defined (WITH_ASSERT)
  66 #define ASSERT(EXPRESSION) \
  67 do \
  68   { \
  69     if (WITH_ASSERT) \
  70       { \
  71         if (!(EXPRESSION)) \
  72           { \
  73             /* report the failure */ \
  74             const char *file; \
  75             SIM_FILTER_PATH(file, __FILE__); \
  76             sim_io_error (NULL, "%s:%d: assertion failed - %s", \
  77                           file, __LINE__, #EXPRESSION); \
  78           } \
  79       } \
  80   } \
  81 while (0)
  82 #else
  83 #define ASSERT(EXPRESSION) do { /*nothing*/; } while (0)
  84 #endif
  85
  86 #endif