41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
/* NetHack 3.6 macunix.c $NHDT-Date: 1432512797 2015/05/25 00:13:17 $ $NHDT-Branch: master $:$NHDT-Revision: 1.10 $ */
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/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
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/*-Copyright (c) Kenneth Lorber, Kensington, Maryland, 2015. */
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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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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 ID */
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Sprintf(g.lock, "%d%s", getuid(), g.plname);
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set_levelfile_name(g.lock, 0);
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if ((fd = open(g.lock, O_RDWR | O_EXCL | O_CREAT, LEVL_TYPE)) == -1) {
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raw_printf("Could not lock the game %s.", g.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.", g.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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