git.m6w6.name Git - awesomized/libmemcached/blob - util/logfile.cc

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  DataDifferential Utility Library
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
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  24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  37
  38 #include "config.h"
  39
  40 #include "util/logfile.hpp"
  41
  42 #include <cerrno>
  43 #include <cstdio>
  44 #include <cstdlib>
  45 #include <cstring>
  46 #include <fcntl.h>
  47 #include <fstream>
  48 #include <iostream>
  49 #include <sstream>
  50 #include <sys/stat.h>
  51 #include <sys/types.h>
  52
  53 namespace datadifferential {
  54 namespace util {
  55
  56 Logfile::Logfile(const std::string &arg) :
  57   _filename(arg)
  58 {
  59   time_t tmp= time(NULL);
  60   _log_file << "shutdown: " << ctime(&tmp) << std::endl;
  61 }
  62
  63 Logfile::~Logfile()
  64 {
  65   if (not _filename.empty())
  66   {
  67     _log_file.close();
  68     if (access(_filename.c_str(), F_OK) == -1)
  69     { }
  70     else if (unlink(_filename.c_str()) == -1)
  71     { }
  72   }
  73 }
  74
  75 bool Logfile::open()
  76 {
  77   if (_filename.empty())
  78   {
  79     _log_file.open("/dev/stderr");
  80     return true;
  81   }
  82
  83   _log_file.open(_filename.c_str());
  84   if (not _log_file.good())
  85   {
  86     return false;
  87   }
  88
  89   time_t tmp= time(NULL);
  90   _log_file << "startup: " << ctime(&tmp) << std::endl;
  91
  92   return true;
  93 }
  94
  95 } /* namespace util */
  96 } /* namespace datadifferential */