calcHandler.c

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#include <libcalc.h>
#include <libcalcbase.h>
#include <stddef.h>
 
/* doxygen コメントは、ヘッダに記載 */
int CALC_API calcHandler(const int kind, const int a, const int b, int *result)
{
    if (result == NULL)
    {
        return CALC_ERROR;
    }
 
    switch (kind)
    {
    case CALC_KIND_ADD:
        return add(a, b, result);
    case CALC_KIND_SUBTRACT:
        return subtract(a, b, result);
    case CALC_KIND_MULTIPLY:
        return multiply(a, b, result);
    case CALC_KIND_DIVIDE:
        return divide(a, b, result);
    default:
        return CALC_ERROR;
    }
}