#include "alloc.h"

#include <stdio.h>


char *alloc(int n)
{
    if (allocbuf + ALLOCSIZE - allocp >= n) {
        allocp += n;
        return allocp - n; /* old pointer */
    } else {
        return 0;
    }
}

void afree(char *p)
{
    if (p >= allocbuf && p < allocbuf + ALLOCSIZE) {
        allocp = p;
    }
}