onlineupdate/source/update/common/updatelogging.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef UPDATELOGGING_H
   6 #define UPDATELOGGING_H
   7
   8 #include "updatedefines.h"
   9 #include <stdio.h>
  10
  11 class UpdateLog
  12 {
  13 public:
  14     static UpdateLog & GetPrimaryLog()
  15     {
  16         static UpdateLog primaryLog;
  17         return primaryLog;
  18     }
  19
  20     void Init(NS_tchar* sourcePath, const NS_tchar* fileName,
  21               const NS_tchar* alternateFileName, bool append);
  22     void Finish();
  23     void Flush();
  24     void Printf(const char *fmt, ... );
  25     void WarnPrintf(const char *fmt, ... );
  26
  27     ~UpdateLog()
  28     {
  29         Finish();
  30     }
  31
  32 protected:
  33     UpdateLog();
  34     FILE *logFP;
  35     NS_tchar* sourcePath;
  36 };
  37
  38 #define LOG_WARN(args) UpdateLog::GetPrimaryLog().WarnPrintf args
  39 #define LOG(args) UpdateLog::GetPrimaryLog().Printf args
  40 #define LogInit(PATHNAME_, FILENAME_) \
  41   UpdateLog::GetPrimaryLog().Init(PATHNAME_, FILENAME_, 0, false)
  42 #define LogInitAppend(PATHNAME_, FILENAME_, ALTERNATE_) \
  43   UpdateLog::GetPrimaryLog().Init(PATHNAME_, FILENAME_, ALTERNATE_, true)
  44 #define LogFinish() UpdateLog::GetPrimaryLog().Finish()
  45 #define LogFlush() UpdateLog::GetPrimaryLog().Flush()
  46
  47 #endif