2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A/*
2N/A * NAME
2N/A * delempty - delete an empty mail box
2N/A *
2N/A * SYNOPSIS
2N/A * int delempty(mode_t mode, char *mailname)
2N/A *
2N/A * DESCRIPTION
2N/A * Delete an empty mail box if it's allowed. Check
2N/A * the value of xgetenv("DEL_EMPTY_MFILE") for
2N/A * "yes" [always], "no" [never] or the default [based
2N/A * on the mode].
2N/A */
2N/A
2N/A#include "libmail.h"
2N/A#include <sys/types.h>
2N/A#include <unistd.h>
2N/A
2N/Aint
2N/Adelempty(mode_t mode, char *mailname)
2N/A{
2N/A char *del_empty = Xgetenv("DEL_EMPTY_MFILE");
2N/A size_t del_len;
2N/A int do_del = 0;
2N/A
2N/A del_len = strlen(del_empty);
2N/A /* "yes" means always remove the mailfile */
2N/A if (casncmp(del_empty, "yes", (ssize_t)del_len))
2N/A do_del = 1;
2N/A /* "no" means never remove the mailfile */
2N/A else if (!casncmp(del_empty, "no", (ssize_t)del_len)) {
2N/A /* check for mode 0660 */
2N/A if ((mode & 07777) == MFMODE)
2N/A do_del = 1;
2N/A }
2N/A
2N/A if (do_del)
2N/A (void) unlink(mailname);
2N/A return (do_del);
2N/A}