dbus/dbus-internals.h

   1 /* -*- mode: C; c-file-style: "gnu" -*- */
   2 /* dbus-internals.h  random utility stuff (internal to D-BUS implementation)
   3  *
   4  * Copyright (C) 2002  Red Hat, Inc.
   5  *
   6  * Licensed under the Academic Free License version 1.2
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  *
  22  */
  23
  24 #ifndef DBUS_INTERNALS_H
  25 #define DBUS_INTERNALS_H
  26
  27 #include <config.h>
  28
  29 #include <dbus/dbus-memory.h>
  30 #include <dbus/dbus-types.h>
  31 #include <stdlib.h> /* for abort() */
  32 #include <string.h> /* just so it's there in every file */
  33
  34 DBUS_BEGIN_DECLS;
  35
  36 void _dbus_warn (const char *format,
  37                  ...);
  38
  39 #define _dbus_assert(condition)                                         \
  40 do {                                                                    \
  41   if (!(condition))                                                     \
  42     {                                                                   \
  43       _dbus_warn ("Assertion failed \"%s\" file \"%s\" line %d\n",      \
  44                   #condition, __FILE__, __LINE__);                      \
  45       abort ();                                                         \
  46     }                                                                   \
  47 } while (0)
  48
  49 #define _dbus_assert_not_reached(explanation)                                   \
  50 do {                                                                            \
  51     _dbus_warn ("File \"%s\" line %d should not have been reached: %s\n",       \
  52                __FILE__, __LINE__, (explanation));                              \
  53     abort ();                                                                   \
  54 } while (0)
  55
  56 #define _DBUS_N_ELEMENTS(array) (sizeof ((array)) / sizeof ((array)[0]))
  57
  58 #define _DBUS_POINTER_TO_INT(pointer) ((long)(pointer))
  59 #define _DBUS_INT_TO_POINTER(integer) ((void*)((long)(integer)))
  60
  61 char* _dbus_strdup (const char *str);
  62
  63 #define _DBUS_INT_MIN   (-_DBUS_INT_MAX - 1)
  64 #define _DBUS_INT_MAX   2147483647
  65
  66 DBUS_END_DECLS;
  67
  68 #endif /* DBUS_INTERNALS_H */