abCalc/ops/abCOpSq.c

47 lines
698 B
C

/*
abCOpSq.c
By: Jeremy Rand
*/
#include <math.h>
#include <stdio.h>
#include "abCError.h"
#include "abCStack.h"
#include "expr/abCExpr.h"
#include "expr/abCExpReal.h"
#include "ops/abCOp.h"
#include "ops/abCOpSq.h"
#define SQ_NAME "SQ"
static void sqExecute(void);
void abCalcOpSqInit(void)
{
abCalcOpRegister(SQ_NAME, sqExecute);
}
void sqExecute(void)
{
abCalcExpr result;
AB_CALC_OP_ONE_ARG(SQ_NAME);
if (expr->type != abCalcExprTypeReal) {
abCalcRaiseError(abCalcBadArgTypeError, SQ_NAME);
return;
}
abCalcExprRealSet(&result, expr->u.real * expr->u.real);
abCalcStackExprPop(NULL);
abCalcStackExprPush(&result);
}