__throwFileName
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Header File
except.h
Syntax
extern char * _RTLENTRY __ThrowFileName();
#define __throwFileName __ThrowFileName()
Description
Use this global variable to get the name of a thrown exception. The output for this variable is a printable character string.
To get the file name for a thrown exception with __throwFileName, you must compile the module with the -xp compiler option.
Example
#include <vcl.h>
#pragma hdrstop
#include <except.h>
USERES("Project1.res");
//---------------------------------------------------------------------------
#pragma option -xp
void MyFunc(void)
{
throw Exception( "The rain in spain lies mainly in the plain." );
}
//---------------------------------------------------------------------------
#pragma argsused
int main(int argc, char* argv[])
{
try { MyFunc(); }
catch ( Exception &e )
{ ShowMessage( e.Message + "\n\n"
+ "An exception of type " + __ThrowExceptionName()
+ "\nwas thrown by line " + AnsiString(__ThrowLineNumber())
+ "\nof file " + __ThrowFileName() );
};
return 0;
}