ROOT_528-00b_version: core/base/src/TException.cxx Source File

00001 // @(#)root/base:$Id: TException.cxx 20877 2007-11-19 11:17:07Z rdm $
00002 // Author: Fons Rademakers   21/09/95
00003 
00004 /*************************************************************************
00005  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
00006  * All rights reserved.                                                  *
00007  *                                                                       *
00008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
00009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
00010  *************************************************************************/
00011 
00012 //////////////////////////////////////////////////////////////////////////
00013 //                                                                      //
00014 // Exception Handling                                                   //
00015 //                                                                      //
00016 // Provide some macro's to simulate the coming C++ try, catch and throw //
00017 // exception handling functionality.                                    //
00018 //                                                                      //
00019 //////////////////////////////////////////////////////////////////////////
00020 
00021 #include "TException.h"
00022 
00023 ExceptionContext_t *gException;
00024 
00025 
00026 //______________________________________________________________________________
00027 void Throw(int code)
00028 {
00029    // If an exception context has been set (using the TRY and RETRY macros)
00030    // jump back to where it was set.
00031 
00032    if (gException)
00033 #ifdef NEED_SIGJMP
00034       siglongjmp(gException->fBuf, code);
00035 #else
00036       longjmp(gException->fBuf, code);
00037 #endif
00038 }
00039 
00040