OpenSolaris_b135/lib/libmail/inc/maillock.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/


/*
 * Copyright (c) 1999, by Sun Microsystems, Inc.
 * All rights reserved.
 */

#ifndef	_MAILLOCK_H
#define	_MAILLOCK_H

#pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.6	*/

#ifdef	__cplusplus
extern "C" {
#endif

#define	MAILDIR		"/var/mail/"
#define	SAVEDIR		"/var/mail/:saved/"

#define	PATHSIZE	1024	/* maximum path length of a lock file */
#define	L_SUCCESS	0
#define	L_NAMELEN	1	/* recipient name > 13 chars */
#define	L_TMPLOCK	2	/* problem creating temp lockfile */
#define	L_TMPWRITE	3	/* problem writing pid into temp lockfile */
#define	L_MAXTRYS	4	/* cannot link to lockfile after N tries */
#define	L_ERROR		5	/* Something other than EEXIST happened */
#define	L_MANLOCK	6	/* cannot set mandatory lock on temp lockfile */

#if defined(__STDC__)
extern int maillock(char *user, int retrycnt);
extern void mailunlock(void);
extern void touchlock(void);
#else
extern int maillock();
extern void mailunlock();
extern void touchlock();
#endif

#ifdef	__cplusplus
}
#endif

#endif	/* _MAILLOCK_H */