monitor/src/vcommunication/LogSink.cpp

   1 /**
   2         Aesalon, a tool to visualize a program's behaviour at run-time.
   3         Copyright (C) 2010, Aesalon Development Team.
   4
   5         Aesalon is distributed under the terms of the GNU GPLv3. For more
   6         licensing information, see the file LICENSE included with the distribution.
   7
   8         @file monitor/src/vcommunication/LogSink.cpp
   9
  10 */
  11
  12 #include <string>
  13 #include <fcntl.h>
  14
  15 #include "vcommunication/LogSink.h"
  16
  17 #include "Coordinator.h"
  18 #include "common/PathSanitizer.h"
  19
  20 namespace Monitor {
  21 namespace VCommunication {
  22
  23 LogSink::LogSink() {
  24         std::string filename = Common::PathSanitizer::sanitize(Coordinator::instance()->vault()->get("logFile"));
  25
  26         if(filename == "") {
  27                 m_fd = -1;
  28         }
  29         else {
  30                 m_fd = open(filename.c_str(), O_RDWR);
  31
  32                 sem_init(&m_logLock, 0, 1);
  33         }
  34 }
  35
  36 LogSink::~LogSink() {
  37         if(m_fd != -1) {
  38                 sem_destroy(&m_logLock);
  39                 close(m_fd);
  40         }
  41 }
  42
  43 void LogSink::sinkPacket(Packet *packet) {
  44         if(m_fd == -1) return;
  45
  46         sem_wait(&m_logLock);
  47
  48
  49
  50         sem_post(&m_logLock);
  51 }
  52
  53 } // namespace VCommunication
  54 } // namespace Monitor