/* * Program:	Operating-system dependent routines -- SCO Unix version * * Author:	Mark Crispin *		Networks and Distributed Computing *		Computing & Communications *		University of Washington *		Administration Building, AG-44 *		Seattle, WA  98195 *		Internet: MRC@CAC.Washington.EDU * * Date:	1 August 1988 * Last Edited:	11 May 1998 * * Copyright 1998 by the University of Washington * *  Permission to use, copy, modify, and distribute this software and its * documentation for any purpose and without fee is hereby granted, provided * that the above copyright notice appears in all copies and that both the * above copyright notice and this permission notice appear in supporting * documentation, and that the name of the University of Washington not be * used in advertising or publicity pertaining to distribution of the software * without specific, written prior permission.  This software is made available * "as is", and * THE UNIVERSITY OF WASHINGTON DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, * WITH REGARD TO THIS SOFTWARE, INCLUDING WITHOUT LIMITATION ALL IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, AND IN * NO EVENT SHALL THE UNIVERSITY OF WASHINGTON BE LIABLE FOR ANY SPECIAL, * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, TORT * (INCLUDING NEGLIGENCE) OR STRICT LIABILITY, ARISING OUT OF OR IN CONNECTION * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * */#include <stdlib.h>#include <string.h>#include <sys/types.h>#include <sys/dir.h>#include <fcntl.h>#include <unistd.h>#include <time.h>#include <utime.h>#include <dirent.h>#include <syslog.h>#include <sys/file.h>#include <ustat.h>/* SCO gets this wrong */#define setpgrp Setpgrp#define rename Rename/* Different names, equivalent things in BSD and SysV */#define L_SET SEEK_SET#define L_INCR SEEK_CUR#define L_XTND SEEK_END#define direct dirent#define ftruncate chsize#define random rand/* For flock() emulation */#define flock bsd_flock#define LOCK_SH 1#define LOCK_EX 2#define LOCK_NB 4#define LOCK_UN 8#define utime portable_utimeint portable_utime (char *file,time_t timep[2]);#include "env_unix.h"#include "fs.h"#include "ftl.h"#include "nl.h"#include "tcp.h"#include "lockfix.h"long gethostid (void);typedef int (*select_t) (struct direct *name);typedef int (*compar_t) (void *d1,void *d2);int scandir (char *dirname,struct direct ***namelist,select_t select,	     compar_t compar);int bsd_flock (int fd,int operation);int fsync (int fd);