oamuser/user/movedir.c

	movedir.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * 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 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <sys/types.h>
#include <stdio.h>
#include <userdefs.h>
#include "messages.h"
#include <unistd.h>
#include <sys/stat.h>
#include <utime.h>

#define SBUFSZ  256

extern int access(), rm_files();

static char cmdbuf[SBUFSZ]; /* buffer for system call */

/*
 *  Move directory contents from one place to another
 */
int
move_dir(from, to, login)
char *from;         /* directory to move files from */
char *to;           /* dirctory to move files to */
char *login;            /* login id of owner */
{
    size_t len = 0;
    register rc = EX_SUCCESS;
    struct stat statbuf;
    struct utimbuf times;
    /*
     * ***** THIS IS WHERE SUFFICIENT SPACE CHECK GOES
     */

    if (access(from, F_OK) == 0) {  /* home dir exists */
        /* move all files */
        (void) sprintf(cmdbuf,
            "cd %s && find . -print | cpio -m -pd %s",
            from, to);

        if (system(cmdbuf) != 0) {
            errmsg(M_NOSPACE, from, to);
            return (EX_NOSPACE);
        }

        /*
         * Check that to dir is not a subdirectory of from
         */
        len = strlen(from);
        if (strncmp(from, to, len) == 0 &&
            strncmp(to+len, "/", 1) == 0) {
            errmsg(M_RMFILES);
            return (EX_HOMEDIR);
        }
        /* Retain the original permission and modification time */
        if (stat(from, &statbuf) == 0) {
            chmod(to, statbuf.st_mode);
            times.actime = statbuf.st_atime;
            times.modtime = statbuf.st_mtime;
            (void) utime(to, &times);

        }

        /* Remove the files in the old place */
        rc = rm_files(from, login);

    }

    return (rc);
}