ACE/protocols/ace/INet/INet_Log.cpp

   1 #include "ace/INet/INet_Log.h"
   2 #include "ace/Env_Value_T.h"
   3 #include "ace/SString.h"
   4 #include "ace/Log_Msg.h"
   5 #include "ace/streams.h"
   6
   7 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
   8
   9 namespace ACE
  10   {
  11     unsigned int INet_Log::debug_level_ = INet_Log::Initializer ();
  12
  13     unsigned int INet_Log::Initializer()
  14       {
  15         unsigned int debug_level = 0;
  16         bool trace = false;
  17         ACE_TString filename;
  18
  19         ACE_Env_Value<int> log (ACE_TEXT("INET_LOG_LEVEL"), debug_level);
  20         debug_level = log;
  21
  22         ACE_Env_Value<int> trace_env (ACE_TEXT("INET_TRACE_ENABLE"), 0);
  23         trace = (trace_env != 0);
  24
  25         ACE_Env_Value<ACE_TString> filename_env (ACE_TEXT("INET_LOG_FILE"), filename.c_str ());
  26         filename = filename_env;
  27
  28         if (trace)
  29           {
  30             INET_ENABLE_TRACE ();
  31           }
  32         else
  33           {
  34             INET_DISABLE_TRACE ();
  35           }
  36
  37         if (filename.length () > 0)
  38           {
  39 #if defined (ACE_LACKS_IOSTREAM_TOTALLY)
  40
  41             FILE* output_stream = ACE_OS::fopen (filename.c_str (), ACE_TEXT ("a"));
  42
  43             ACE_LOG_MSG->msg_ostream (output_stream, 1);
  44
  45 #else /* ! ACE_LACKS_IOSTREAM_TOTALLY */
  46
  47             ofstream* output_stream = 0;
  48
  49             ACE_NEW_NORETURN (output_stream,
  50                               ofstream ());
  51             if (output_stream)
  52               {
  53                 output_stream->open (ACE_TEXT_ALWAYS_CHAR (filename.c_str ()),
  54                                     ios::out | ios::app);
  55
  56                 if (!output_stream->bad ())
  57                   {
  58                     ACE_LOG_MSG->msg_ostream (output_stream, 1);
  59                   }
  60               }
  61
  62 #endif /* ACE_LACKS_IOSTREAM_TOTALLY */
  63
  64             ACE_LOG_MSG->clr_flags (ACE_Log_Msg::STDERR | ACE_Log_Msg::LOGGER);
  65             ACE_LOG_MSG->set_flags (ACE_Log_Msg::OSTREAM);
  66           }
  67
  68         return debug_level;
  69       }
  70
  71   }
  72
  73 ACE_END_VERSIONED_NAMESPACE_DECL