/*
* 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 1998 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* University Copyright- Copyright (c) 1982, 1986, 1988
* The Regents of the University of California
* All Rights Reserved
*
* University Acknowledgment- Portions of this document are derived from
* software developed by the University of California, Berkeley, and its
* contributors.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* mailx -- a modified version of a University of California at Berkeley
* mail program
*
* Local routines that are installation dependent.
*/
#include "rcv.h"
static int ismailbox(char *file);
/*
* Locate the user's mailbox file (ie, the place where new, unread
* mail is queued). In SVr4 UNIX, it is in /var/mail/name.
* In preSVr4 UNIX, it is in either /usr/mail/name or /usr/spool/mail/name.
*/
void
findmail(char *name)
{
register char *cp;
if (name != NOSTR) {
copy(name, copy(maildir, mailname));
issysmbox = 1; /* it's a system mailbox */
} else if ((cp = getenv("MAIL")) != NULL) {
/* if $MAIL is set, use it */
nstrcpy(mailname, PATHSIZE, cp);
issysmbox = ismailbox(mailname);
/* XXX - should warn that there's no locking? */
} else {
copy(myname, copy(maildir, mailname));
issysmbox = 1;
}
if (issysmbox)
lockname = strrchr(mailname, '/') + 1;
}
/*
* Make sure file matches (/usr|/var)(/spool)?/mail/.
* If is does, it's a "system mailbox", return true.
*/
static int
ismailbox(char *file)
{
#ifdef preSVr4
return (strncmp(file, maildir, strlen(maildir)) == 0);
#else
if (strncmp(file, "/var", 4) != 0
&& strncmp(file, "/usr", 4) != 0
)
return (0);
file += 4;
if (strncmp(file, "/spool", 6) == 0)
file += 6;
return (strncmp(file, "/mail/", 6) == 0);
#endif
}