瀚海冰澜的狗窝

#using <System.dll>

using namespace System;
using namespace System::Diagnostics;
using namespace System::Threading;
int main()
{

   // Create the source, if it does not already exist.
   if (  !EventLog::SourceExists( "MySource" ) )
   {
      //An event log source should not be created and immediately used.
      //There is a latency time to enable the source, it should be created
      //prior to executing the application that uses the source.
      //Execute this sample a second time to use the new source.
      EventLog::CreateEventSource( "MySource", "MyNewLog" );
      Console::WriteLine( "CreatingEventSource" );
      // The source is created.  Exit the application to allow it to be registered.
      return 0;
   }

   // Create an EventLog instance and assign its source.
   EventLog^ myLog = gcnew EventLog;
   myLog->Source = "MySource";

   // Write an informational entry to the event log.
   myLog->WriteEntry( "Writing to event log." );
}

上面代码摘自MSDN: http://msdn.microsoft.com/en-us/library/system.diagnostics.eventlog.aspx

前两天需要使用一个event log来记录访问日志和警告信息，于是在网上找了下，但只找到了.net版的，于是那就.net吧
由于项目中只有这个模块需要使用.net，于是把这个模块做成一个了lib，提供了log(char*) 接口
具体实现就是把main函数换换  具体就不列出来了

这个有一点要注意到是CreateEventSource函数，相当于打开文件，调用一次后这个source就使用了对应的log文件，后面除非重启了才会改变。