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util.h revision 1.1 
      1 /* $Header: /tank/opengrok/rsync2/NetBSD/src/games/warp/util.h,v 1.1 2020/11/09 23:37:05 kamil Exp $ */
      2 
      3 /* $Log: util.h,v $
      4 /* Revision 1.1  2020/11/09 23:37:05  kamil
      5 /* Add Warp Kit, Version 7.0 by Larry Wall
      6 /*
      7 /* Warp is a real-time space war game that doesn't get boring very quickly.
      8 /* Read warp.doc and the manual page for more information.
      9 /*
     10 /* games/warp originally distributed with 4.3BSD-Reno, is back to the BSD
     11 /* world via NetBSD. Its remnants were still mentioned in games/Makefile.
     12 /*
     13 /* Larry Wall, the original author and the copyright holder, generously
     14 /* donated the game and copyright to The NetBSD Foundation, Inc.
     15 /*
     16 /* Import the game sources as-is from 4.3BSD-Reno, with the cession
     17 /* of the copyright and license to BSD-2-clause NetBSD-style.
     18 /*
     19 /* Signed-off-by: Larry Wall <larry (at) wall.org>
     20 /* Signed-off-by: Kamil Rytarowski <kamil (at) netbsd.org>
     21 /*
     22  * Revision 7.0  86/10/08  15:14:37  lwall
     23  * Split into separate files.  Added amoebas and pirates.
     24  *
     25  */
     26 
     27 #if RANDBITS < 15 || defined(lint)
     28 #define rand_mod(m) getpid()
     29 #define RANDRAND 0.0
     30 #define HALFRAND 0
     31 #define myrand() getpid()
     32 #else
     33 #if RANDBITS == 15	/* 15 bits of rand()? */
     34 #define RANDRAND 268435456.0 /* that's 2**28 */
     35 #define HALFRAND 0x4000 /* that's 2**14 */
     36 int rand();
     37 #define myrand() (rand()&32767)
     38 #define rand_mod(m) ((int)((double)myrand() / 32768.0 * ((double)(m))))
     39 /* pick number in 0..m-1 */
     40 
     41 #else
     42 
     43 #if RANDBITS < 31	/* 16 bits of rand()? */
     44 #define RANDRAND 1073741824.0 /* that's 2**30 */
     45 #define HALFRAND 0x8000 /* that's 2**15 */
     46 unsigned rand();
     47 #define myrand() (rand()&65535)
     48 #define rand_mod(m) ((int)((double)myrand() / 65536.0 * ((double)(m))))
     49 /* pick number in 0..m-1 */
     50 
     51 #else		/* assume 31 bits */
     52 #define RANDRAND 1152921504606846976.0 /* that's 2**60 */
     53 #define HALFRAND 0x40000000 /* that's 2**30 */
     54 long rand();
     55 #define myrand() rand()
     56 #define rand_mod(m) ((myrand() / 37) % (m)) /* pick number in 0..m-1 */
     57 /*
     58  * The reason for the /37 above is that our random number generator yields
     59  * successive evens and odds, for some reason.  This makes strange star maps.
     60  */
     61 #endif
     62 #endif
     63 #endif
     64 
     65 
     66     /* we get fractions of seconds from calling ftime on timebuf */
     67 
     68 EXT struct timeb timebuf;
     69 #define roundsleep(x) (ftime(&timebuf),sleep(timebuf.millitm > 500?x+1:x))
     70 
     71 void movc3();
     72 void no_can_do();
     73 int exdis();
     74 
     75 EXT bool waiting INIT(FALSE);		/* are we waiting for subprocess (in doshell)? */
     76 
     77 #ifdef NOTDEF
     78 EXT int len_last_line_got INIT(0);
     79 			/* strlen of some_buf after */
     80 			/*  some_buf = get_a_line(bufptr,buffersize,fp) */
     81 #endif
     82 
     83 #ifdef NOTDEF
     84 /* is the string for makedir a directory name or a filename? */
     85 
     86 #define MD_DIR 0
     87 #define MD_FILE 1
     88 #endif
     89 
     90 void util_init();
     91 char	*safemalloc();
     92 char	*safecpy();
     93 char	*cpytill();
     94 char	*instr();
     95 #ifdef SETUIDGID
     96     int		eaccess();
     97 #endif
     98 char	*getwd();
     99 void	cat();
    100 void	prexit();
    101 char	*savestr();
    102 char	*getval();
    103