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/*
* This file is part of libdyn.a, the C Dynamic Object library. It
* contains the source code for the function DynAppend().
*
* There are no restrictions on this code; however, if you make any
* changes, I request that you document them so that I do not get
* credit or blame for your modifications.
*
* Written by Barr3y Jaspan, Student Information Processing Board (SIPB)
* and MIT-Project Athena, 1989.
*/
#include <stdio.h>
#include "dynP.h"
int DynAppend(obj, els, num)
DynObject obj;
DynPtr els;
int num;
{
if (obj->debug)
fprintf(stderr, "dyn: append: Writing %d bytes from %p to %p + %d\n",
obj->el_size*num, els, obj->array, obj->num_el*obj->el_size);
if (obj->size < obj->num_el + num) {
int num_incs, ret;
num_incs = ((obj->num_el + num - obj->size) / obj->inc) + 1;
if ((ret = _DynRealloc(obj, num_incs)) != DYN_OK)
return ret;
}
(void) memmove(obj->array + obj->num_el*obj->el_size, els,
obj->el_size*num);
obj->num_el += num;
if (obj->debug)
fprintf(stderr, "dyn: append: done.\n");
return DYN_OK;
}
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