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dfRecourse()
Controls if the function current is in recursion
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Syntax:

     dfRecourse() --> lRecourse

Parameters:

     NONE

Returns:

     <lRecourse> If .T. the current called function is recursive

Description:

     Controls if the current function is in recursion, This function can be
     useful to avoid the recursion of any functions

Example:

     test()
     
     FUNCTION test()
     
     IF dfRecourse()
        dbMsgErr( "recursion is NOT possible")
     ELSE
        test()
     ENDIF
     
     RETURN NIL

See also:

     dbMsgErr()