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Changeset 3136


Ignore:
Timestamp:
Jun 10, 2009, 12:24:06 PM (15 years ago)
Author:
scheusso
Message:

fixed an issue with the signal handler (in case that there is a segfault when the signalhandler has already been destroyed)

File:
1 edited

Legend:

Unmodified
Added
Removed
  • code/branches/netp4/src/util/SignalHandler.cc

    r3068 r3136  
    107107    void SignalHandler::sigHandler( int sig )
    108108    {
    109       for ( SignalCallbackList::iterator it = SignalHandler::getInstance().callbackList.begin(); it != SignalHandler::getInstance().callbackList.end(); it++  )
    110       {
    111         (*(it->cb))( it->someData );
    112       }
    113 
    114109      std::string sigName = "UNKNOWN";
    115110
     
    126121          break;
    127122      }
     123      // if the signalhandler has already been destroyed then don't do anything
     124      if( SignalHandler::singletonRef_s == 0 )
     125      {
     126        COUT(0) << "recieved signal " << sigName.c_str() << std::endl << "can't write backtrace because SignalHandler already destroyed" << std::endl;
     127        exit(EXIT_FAILURE);
     128      }
     129
     130      for ( SignalCallbackList::iterator it = SignalHandler::getInstance().callbackList.begin(); it != SignalHandler::getInstance().callbackList.end(); it++  )
     131      {
     132        (*(it->cb))( it->someData );
     133      }
     134
    128135
    129136      COUT(0) << "recieved signal " << sigName.c_str() << std::endl << "try to write backtrace to file orxonox_crash.log" << std::endl;
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