nint_copy.c

操作系统SunOS 4.1.3版本的源码

#ifndef	lint
#ifdef sccs
static	char sccsid[] = "@(#)nint_copy.c 1.1 92/07/30 Copyr 1985 Sun Micro";
#endif
#endif

/*
 * Copyright (c) 1985 by Sun Microsystems, Inc.
 */

/*
 * Nint_interpose.c - Implement the nint_interpose_func private interface.
 */

#include <sunwindow/ntfy.h>
#include <sunwindow/ndet.h>
#include <sunwindow/nint.h>

pkg_private Notify_error
nint_copy_callout(new_cond, old_cond)
	NTFY_CONDITION *new_cond;
	NTFY_CONDITION *old_cond;
{
	if (old_cond->func_count > 1) {
		if ((new_cond->callout.functions = ntfy_alloc_functions()) ==
		    NTFY_FUNC_PTR_NULL)
			return(notify_errno);
		bcopy((caddr_t)old_cond->callout.functions,
		    (caddr_t)new_cond->callout.functions, sizeof(NTFY_NODE));
	} else
		new_cond->callout.function = old_cond->callout.function;
	return(NOTIFY_OK);
}