InterpretInstruction.cpp

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/******************************************************************************/
/* REXX Translator                                                            */
/*                                                                            */
/* Primitive Interpret Parse Class                                            */
/*                                                                            */
/******************************************************************************/
#include <stdlib.h>
#include "RexxCore.h"
#include "StringClass.hpp"
#include "RexxActivation.hpp"
#include "InterpretInstruction.hpp"
 
RexxInstructionInterpret::RexxInstructionInterpret(
    RexxObject *_expression)            /* associated INTERPRET expression   */
/****************************************************************************/
/* Function:  Complete initialization of an INTERPRET instruction           */
/****************************************************************************/
{
                                       /* just save the expression          */
  OrefSet(this, this->expression, _expression);
}
 
void RexxInstructionInterpret::execute(
    RexxActivation      *context,      /* current activation context        */
    RexxExpressionStack *stack )       /* evaluation stack                  */
/********************************************************************************/
/* Function:  Execute a REXX EXIT instruction                               */
/****************************************************************************/
{
    context->traceInstruction(this);     /* trace if necessary                */
                                         /* evaluate the expression           */
    RexxObject *result = this->expression->evaluate(context, stack);
    /* get the string version            */
    RexxString *interpretString = REQUEST_STRING(result);
    ProtectedObject p(interpretString);
    /* trace if necessary                */
    context->traceResult(interpretString);
    /* no re-execute requested?          */
    if (!context->conditionalPauseInstruction())
    {
        /* evaluate and interpret            */
        context->interpret(interpretString);
    }
}