release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/tidspbridge/include/dspbridge/dbc.h

   1 /*
   2  * dbc.h
   3  *
   4  * DSP-BIOS Bridge driver support functions for TI OMAP processors.
   5  *
   6  * "Design by Contract" programming macros.
   7  *
   8  * Notes:
   9  *   Requires that the GT->ERROR function has been defaulted to a valid
  10  *   error handler for the given execution environment.
  11  *
  12  *   Does not require that GT_init() be called.
  13  *
  14  * Copyright (C) 2008 Texas Instruments, Inc.
  15  *
  16  * This package is free software; you can redistribute it and/or modify
  17  * it under the terms of the GNU General Public License version 2 as
  18  * published by the Free Software Foundation.
  19  *
  20  * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  21  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  22  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  23  */
  24
  25 #ifndef DBC_
  26 #define DBC_
  27
  28 /* Assertion Macros: */
  29 #ifdef CONFIG_TIDSPBRIDGE_DEBUG
  30
  31 #define DBC_ASSERT(exp) \
  32     if (!(exp)) \
  33         pr_err("%s, line %d: Assertion (" #exp ") failed.\n", \
  34         __FILE__, __LINE__)
  35 #define DBC_REQUIRE DBC_ASSERT  /* Function Precondition. */
  36 #define DBC_ENSURE  DBC_ASSERT  /* Function Postcondition. */
  37
  38 #else
  39
  40 #define DBC_ASSERT(exp) {}
  41 #define DBC_REQUIRE(exp) {}
  42 #define DBC_ENSURE(exp) {}
  43
  44 #endif /* DEBUG */
  45
  46 #endif /* DBC_ */