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/* This file is part of the Project Athena Zephyr Notification System.
* It contains source for the ZGetSubscriptions function.
*
* Created by: Robert French
*
* $Id$
*
* Copyright (c) 1987 by the Massachusetts Institute of Technology.
* For copying and distribution information, see the file
* "mit-copyright.h".
*/
#ifndef lint
static const char rcsid_ZGetSubscriptions_c[] = "$Id$";
#endif
#include <internal.h>
#ifndef MIN
#define MIN(x, y) ((x) < (y) ? (x) : (y))
#endif
Code_t
ZGetSubscriptions(ZSubscription_t *subscription,
int *numsubs)
{
int i;
if (!__subscriptions_list)
return (ZERR_NOSUBSCRIPTIONS);
if (__subscriptions_next == __subscriptions_num)
return (ZERR_NOMORESUBSCRIPTIONS);
for (i = 0; i < MIN(*numsubs, __subscriptions_num-__subscriptions_next); i++)
subscription[i] = __subscriptions_list[i+__subscriptions_next];
if (__subscriptions_num-__subscriptions_next < *numsubs)
*numsubs = __subscriptions_num-__subscriptions_next;
__subscriptions_next += *numsubs;
return (ZERR_NONE);
}
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