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46 lines
710 B
C
46 lines
710 B
C
/*
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abCalcOpNot.c
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By: Jeremy Rand
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*/
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#include <stdio.h>
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#include "abCalcOpNot.h"
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#include "abCalcOp.h"
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#include "abCalcError.h"
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#include "abCalcExpr.h"
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#include "abCalcStack.h"
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#define OP_NAME "NOT"
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static void notExecute(void);
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void abCalcOpNotInit(void)
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{
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abCalcOpRegister(OP_NAME, notExecute);
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}
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void notExecute(void)
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{
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abCalcExpr result;
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AB_CALC_OP_ONE_ARG(OP_NAME);
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if (expr->type != abCalcExprTypeInt) {
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abCalcRaiseError(abCalcBadArgTypeError, OP_NAME);
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return;
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}
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result.type = abCalcExprTypeInt;
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result.u.integer = ~(expr->u.integer);
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abCalcStackExprPop(NULL);
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abCalcStackExprPop(NULL);
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abCalcStackExprPush(&result);
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}
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