File: logging.h

package info (click to toggle)
thunderbird 1%3A52.9.1-1~deb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 1,709,148 kB
  • sloc: cpp: 5,081,792; ansic: 2,051,951; python: 458,733; java: 241,615; xml: 193,600; asm: 178,649; sh: 81,881; makefile: 24,702; perl: 16,874; objc: 4,389; yacc: 1,816; ada: 1,697; lex: 1,257; pascal: 1,251; cs: 879; exp: 499; php: 436; lisp: 258; awk: 152; sed: 51; ruby: 47; csh: 27
file content (130 lines) | stat: -rw-r--r-- 3,212 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_LOGGING_H_
#define BASE_LOGGING_H_

#include <string>
#include <cstring>

#include "base/basictypes.h"
#include "mozilla/Logging.h"

#ifdef NO_CHROMIUM_LOGGING
#include <sstream>
#endif

// Replace the Chromium logging code with NSPR-based logging code and
// some C++ wrappers to emulate std::ostream

namespace mozilla {

enum LogSeverity {
  LOG_INFO,
  LOG_WARNING,
  LOG_ERROR,
  LOG_ERROR_REPORT,
  LOG_FATAL,
  LOG_0 = LOG_ERROR
};

class Logger
{
public:
  Logger(LogSeverity severity, const char* file, int line)
    : mSeverity(severity)
    , mFile(file)
    , mLine(line)
    , mMsg(NULL)
  { }

  ~Logger();

  // not private so that the operator<< overloads can get to it
  void printf(const char* fmt, ...);

private:
  static mozilla::LazyLogModule gChromiumPRLog;
//  static PRLogModuleInfo* GetLog();

  LogSeverity mSeverity;
  const char* mFile;
  int mLine;
  char* mMsg;

  DISALLOW_EVIL_CONSTRUCTORS(Logger);
};

class LogWrapper
{
public:
  LogWrapper(LogSeverity severity, const char* file, int line) :
    log(severity, file, line) { }

  operator Logger&() const { return log; }

private:
  mutable Logger log;

  DISALLOW_EVIL_CONSTRUCTORS(LogWrapper);
};

struct EmptyLog
{
};

} // namespace mozilla

mozilla::Logger& operator<<(mozilla::Logger& log, const char* s);
mozilla::Logger& operator<<(mozilla::Logger& log, const std::string& s);
mozilla::Logger& operator<<(mozilla::Logger& log, int i);
mozilla::Logger& operator<<(mozilla::Logger& log, const std::wstring& s);
mozilla::Logger& operator<<(mozilla::Logger& log, void* p);

template<class T>
const mozilla::EmptyLog& operator <<(const mozilla::EmptyLog& log, const T&)
{
  return log;
}

#ifdef NO_CHROMIUM_LOGGING
#define CHROMIUM_LOG(info) std::stringstream()
#define LOG_IF(info, condition) if (!(condition)) std::stringstream()
#else
#define CHROMIUM_LOG(info) mozilla::LogWrapper(mozilla::LOG_ ## info, __FILE__, __LINE__)
#define LOG_IF(info, condition) \
  if (!(condition)) mozilla::LogWrapper(mozilla::LOG_ ## info, __FILE__, __LINE__)
#endif


#ifdef DEBUG
#define DLOG(info) CHROMIUM_LOG(info)
#define DLOG_IF(info) LOG_IF(info)
#define DCHECK(condition) CHECK(condition)
#else
#define DLOG(info) mozilla::EmptyLog()
#define DLOG_IF(info, condition) mozilla::EmptyLog()
#define DCHECK(condition) while (false && (condition)) mozilla::EmptyLog()
#endif

#undef LOG_ASSERT
#define LOG_ASSERT(cond) CHECK(0)
#define DLOG_ASSERT(cond) DCHECK(0)

#define NOTREACHED() CHROMIUM_LOG(ERROR)
#define NOTIMPLEMENTED() CHROMIUM_LOG(ERROR)

#undef CHECK
#define CHECK(condition) LOG_IF(WARNING, condition)

#define DCHECK_EQ(v1, v2) DCHECK((v1) == (v2))
#define DCHECK_NE(v1, v2) DCHECK((v1) != (v2))
#define DCHECK_LE(v1, v2) DCHECK((v1) <= (v2))
#define DCHECK_LT(v1, v2) DCHECK((v1) < (v2))
#define DCHECK_GE(v1, v2) DCHECK((v1) >= (v2))
#define DCHECK_GT(v1, v2) DCHECK((v1) > (v2))

#endif  // BASE_LOGGING_H_