third_party/cld/base/log_severity.h

   1 // Copyright (c) 2006-2009 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 #ifndef BASE_LOG_SEVERITY_H_
   6 #define BASE_LOG_SEVERITY_H_
   7
   8 #include "base/port.h"
   9 #include "base/commandlineflags.h"
  10
  11 // Variables of type LogSeverity are widely taken to lie in the range
  12 // [0, NUM_SEVERITIES-1].  Be careful to preserve this assumption if
  13 // you ever need to change their values or add a new severity.
  14 typedef int LogSeverity;
  15
  16 const int INFO = 0, WARNING = 1, ERROR = 2, FATAL = 3, NUM_SEVERITIES = 4;
  17
  18 // DFATAL is FATAL in debug mode, ERROR in normal mode
  19 #ifdef NDEBUG
  20 #define DFATAL_LEVEL ERROR
  21 #else
  22 #define DFATAL_LEVEL FATAL
  23 #endif
  24
  25 extern const char* const LogSeverityNames[NUM_SEVERITIES];
  26
  27 // Some flags needed for VLOG and RAW_VLOG
  28 DECLARE_int32(v);
  29 DECLARE_bool(silent_init);
  30
  31 // NDEBUG usage helpers related to (RAW_)DCHECK:
  32 //
  33 // DEBUG_MODE is for small !NDEBUG uses like
  34 //   if (DEBUG_MODE) foo.CheckThatFoo();
  35 // instead of substantially more verbose
  36 //   #ifndef NDEBUG
  37 //     foo.CheckThatFoo();
  38 //   #endif
  39 //
  40 #ifdef NDEBUG
  41 enum { DEBUG_MODE = 0 };
  42 #else
  43 enum { DEBUG_MODE = 1 };
  44 #endif
  45
  46 #endif  // BASE_LOG_SEVERITY_H_