56 lines
984 B
C
56 lines
984 B
C
/* SCCS Id: @(#)macunix.c 3.1 94/11/07 */
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/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
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/* NetHack may be freely redistributed. See license for details. */
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/* This file collects some Unix dependencies */
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#include "hack.h"
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#ifndef __MWERKS__
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#include <fcntl.h>
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#endif
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#if 0
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int
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uptodate(int fd)
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#if defined(applec) || defined(__MWERKS__)
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# pragma unused(fd)
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#endif
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return(1);
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}
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#endif
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void
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regularize(char *s)
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{
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register char *lp;
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for (lp = s; *lp; lp++) {
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if (*lp == '.' || *lp == ':')
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*lp = '_';
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}
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}
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void
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getlock(void)
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{
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int fd;
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int pid = getpid(); /* Process Serial Number ? */
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set_levelfile_name (lock, 0);
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if ((fd = open (lock, O_RDWR | O_EXCL | O_CREAT, LEVL_TYPE)) == -1) {
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raw_printf ("Could not lock the game %s.", lock);
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panic ("Another game in progress?");
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}
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if (write (fd, (char *)&pid, sizeof (pid)) != sizeof (pid)) {
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raw_printf ("Could not lock the game %s.", lock);
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panic("Disk locked?");
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}
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close (fd);
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}
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