rlz/lib/assert.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4 //
   5 // Macros specific to the RLZ library.
   6
   7 #ifndef RLZ_LIB_ASSERT_H_
   8 #define RLZ_LIB_ASSERT_H_
   9
  10 #include <string>
  11 #include "base/logging.h"
  12
  13 // An assertion macro.
  14 // Can mute expected assertions in debug mode.
  15
  16 #ifndef ASSERT_STRING
  17   #ifndef MUTE_EXPECTED_ASSERTS
  18     #define ASSERT_STRING(expr) LOG_IF(FATAL, false) << (expr)
  19   #else
  20     #define ASSERT_STRING(expr) \
  21       do { \
  22         std::string expr_string(expr); \
  23         if (rlz_lib::expected_assertion_ != expr_string) { \
  24           LOG_IF(FATAL, false) << (expr); \
  25         } \
  26       } while (0)
  27   #endif
  28 #endif
  29
  30
  31 #ifndef VERIFY
  32   #ifdef _DEBUG
  33     #define VERIFY(expr) LOG_IF(FATAL, !(expr)) << #expr
  34   #else
  35     #define VERIFY(expr) (void)(expr)
  36   #endif
  37 #endif
  38
  39 namespace rlz_lib {
  40
  41 #ifdef MUTE_EXPECTED_ASSERTS
  42 extern std::string expected_assertion_;
  43 #endif
  44
  45 inline void SetExpectedAssertion(const char* s) {
  46 #ifdef MUTE_EXPECTED_ASSERTS
  47   expected_assertion_ = s;
  48 #endif
  49 }
  50
  51 }  // rlz_lib
  52
  53 #endif  // RLZ_LIB_ASSERT_H_