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- /* SCCS Id: @(#)macunix.c 3.1 90/22/02
- /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
- /* NetHack may be freely redistributed. See license for details. */
-
- /* This file collects some Unix dependencies */
-
- #include "hack.h"
- #include <fcntl.h>
-
- int FDECL(uptodate, (int));
- void FDECL(regularize,(char *));
- void NDECL(getlock);
-
-
- int
- uptodate(int fd)
- {
- return(1);
- }
-
-
- void
- regularize(char *s)
- {
- register char *lp;
-
- while((lp=index(s, '.')) || (lp=index(s, ':')) )
- *lp = '_';
- }
-
-
- void
- getlock( void )
- {
- int fd ;
- int pid = getpid() ; /* Process Serial Number ? */
-
- set_levelfile_name ( lock , 0 ) ;
-
- if ( ( fd = open ( lock , O_RDWR | O_EXCL | O_CREAT , LEVL_TYPE ) ) == -1 ) {
- raw_printf ( "Could not lock the game %s." , lock ) ;
- panic ( "Another game in progress ?" ) ;
- }
-
- if ( write ( fd , ( char * ) & pid , sizeof ( pid ) ) != sizeof ( pid ) ) {
- raw_printf ( "Could not lock the game %s." , lock ) ;
- panic ( "Disk Locked ?" ) ;
- }
-
- close ( fd ) ;
- }
-