src/leveldb/port/thread_annotations.h

   1 // Copyright (c) 2012 The LevelDB 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. See the AUTHORS file for names of contributors.
   4
   5 #ifndef STORAGE_LEVELDB_PORT_THREAD_ANNOTATIONS_H_
   6 #define STORAGE_LEVELDB_PORT_THREAD_ANNOTATIONS_H_
   7
   8 // Some environments provide custom macros to aid in static thread-safety
   9 // analysis.  Provide empty definitions of such macros unless they are already
  10 // defined.
  11
  12 #ifndef EXCLUSIVE_LOCKS_REQUIRED
  13 #define EXCLUSIVE_LOCKS_REQUIRED(...)
  14 #endif
  15
  16 #ifndef SHARED_LOCKS_REQUIRED
  17 #define SHARED_LOCKS_REQUIRED(...)
  18 #endif
  19
  20 #ifndef LOCKS_EXCLUDED
  21 #define LOCKS_EXCLUDED(...)
  22 #endif
  23
  24 #ifndef LOCK_RETURNED
  25 #define LOCK_RETURNED(x)
  26 #endif
  27
  28 #ifndef LOCKABLE
  29 #define LOCKABLE
  30 #endif
  31
  32 #ifndef SCOPED_LOCKABLE
  33 #define SCOPED_LOCKABLE
  34 #endif
  35
  36 #ifndef EXCLUSIVE_LOCK_FUNCTION
  37 #define EXCLUSIVE_LOCK_FUNCTION(...)
  38 #endif
  39
  40 #ifndef SHARED_LOCK_FUNCTION
  41 #define SHARED_LOCK_FUNCTION(...)
  42 #endif
  43
  44 #ifndef EXCLUSIVE_TRYLOCK_FUNCTION
  45 #define EXCLUSIVE_TRYLOCK_FUNCTION(...)
  46 #endif
  47
  48 #ifndef SHARED_TRYLOCK_FUNCTION
  49 #define SHARED_TRYLOCK_FUNCTION(...)
  50 #endif
  51
  52 #ifndef UNLOCK_FUNCTION
  53 #define UNLOCK_FUNCTION(...)
  54 #endif
  55
  56 #ifndef NO_THREAD_SAFETY_ANALYSIS
  57 #define NO_THREAD_SAFETY_ANALYSIS
  58 #endif
  59
  60 #endif  // STORAGE_LEVELDB_PORT_THREAD_ANNOTATIONS_H_