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 + 1; \
  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 (SIM_ASSERT)
  45 #if defined (WITH_ASSERT)
  46 #define SIM_ASSERT(EXPRESSION) \
  47 do \
  48   { \
  49     if (WITH_ASSERT) \
  50       { \
  51         if (!(EXPRESSION)) \
  52           { \
  53             /* report the failure */ \
  54             const char *file; \
  55             SIM_FILTER_PATH(file, __FILE__); \
  56             sim_io_error (sd, "%s:%d: assertion failed - %s", \
  57                           file, __LINE__, #EXPRESSION); \
  58           } \
  59       } \
  60   } \
  61 while (0)
  62 #else
  63 #define SIM_ASSERT(EXPRESSION) do { /*nothing*/; } while (0)
  64 #endif
  65 #endif
  66
  67 #if !defined (ASSERT)
  68 #if defined (WITH_ASSERT)
  69 #define ASSERT(EXPRESSION) \
  70 do \
  71   { \
  72     if (WITH_ASSERT) \
  73       { \
  74         if (!(EXPRESSION)) \
  75           { \
  76             /* report the failure */ \
  77             const char *file; \
  78             SIM_FILTER_PATH(file, __FILE__); \
  79             sim_io_error (NULL, "%s:%d: assertion failed - %s", \
  80                           file, __LINE__, #EXPRESSION); \
  81           } \
  82       } \
  83   } \
  84 while (0)
  85 #else
  86 #define ASSERT(EXPRESSION) do { /*nothing*/; } while (0)
  87 #endif
  88 #endif
  89
  90 #endif