#include "config.h"

#include <assert.h>
#include <err.h>
#include <stdlib.h>

/*
 * Resize an allocated memory area.
 */
void *xrealloc(void *ptr, size_t size)
{
    void *newptr;

    assert(ptr != NULL);
    assert(size > 0);

    if ((newptr = realloc(ptr, size)) == NULL)
	    err(1, NULL);

    return newptr;
}