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Annotation of 43BSDReno/games/warp/util.h, revision 1.1

1.1     ! root        1: /* $Header: util.h,v 7.0 86/10/08 15:14:37 lwall Exp $ */
        !             2: 
        !             3: /* $Log:       util.h,v $
        !             4:  * Revision 7.0  86/10/08  15:14:37  lwall
        !             5:  * Split into separate files.  Added amoebas and pirates.
        !             6:  * 
        !             7:  */
        !             8: 
        !             9: #if RANDBITS < 15 || defined(lint)
        !            10: #define rand_mod(m) getpid()
        !            11: #define RANDRAND 0.0
        !            12: #define HALFRAND 0
        !            13: #define myrand() getpid()
        !            14: #else
        !            15: #if RANDBITS == 15     /* 15 bits of rand()? */
        !            16: #define RANDRAND 268435456.0 /* that's 2**28 */
        !            17: #define HALFRAND 0x4000 /* that's 2**14 */
        !            18: int rand();
        !            19: #define myrand() (rand()&32767)
        !            20: #define rand_mod(m) ((int)((double)myrand() / 32768.0 * ((double)(m))))
        !            21: /* pick number in 0..m-1 */
        !            22: 
        !            23: #else
        !            24: 
        !            25: #if RANDBITS < 31      /* 16 bits of rand()? */
        !            26: #define RANDRAND 1073741824.0 /* that's 2**30 */
        !            27: #define HALFRAND 0x8000 /* that's 2**15 */
        !            28: unsigned rand();
        !            29: #define myrand() (rand()&65535)
        !            30: #define rand_mod(m) ((int)((double)myrand() / 65536.0 * ((double)(m))))
        !            31: /* pick number in 0..m-1 */
        !            32: 
        !            33: #else          /* assume 31 bits */
        !            34: #define RANDRAND 1152921504606846976.0 /* that's 2**60 */
        !            35: #define HALFRAND 0x40000000 /* that's 2**30 */
        !            36: long rand();
        !            37: #define myrand() rand()
        !            38: #define rand_mod(m) ((myrand() / 37) % (m)) /* pick number in 0..m-1 */
        !            39: /*
        !            40:  * The reason for the /37 above is that our random number generator yields
        !            41:  * successive evens and odds, for some reason.  This makes strange star maps.
        !            42:  */
        !            43: #endif
        !            44: #endif
        !            45: #endif
        !            46: 
        !            47: 
        !            48:     /* we get fractions of seconds from calling ftime on timebuf */
        !            49: 
        !            50: EXT struct timeb timebuf;
        !            51: #define roundsleep(x) (ftime(&timebuf),sleep(timebuf.millitm > 500?x+1:x))
        !            52: 
        !            53: void movc3();
        !            54: void no_can_do();
        !            55: int exdis();
        !            56: 
        !            57: EXT bool waiting INIT(FALSE);          /* are we waiting for subprocess (in doshell)? */
        !            58: 
        !            59: #ifdef NOTDEF
        !            60: EXT int len_last_line_got INIT(0);
        !            61:                        /* strlen of some_buf after */
        !            62:                        /*  some_buf = get_a_line(bufptr,buffersize,fp) */
        !            63: #endif
        !            64: 
        !            65: #ifdef NOTDEF
        !            66: /* is the string for makedir a directory name or a filename? */
        !            67: 
        !            68: #define MD_DIR 0
        !            69: #define MD_FILE 1
        !            70: #endif
        !            71: 
        !            72: void util_init();
        !            73: char   *safemalloc();
        !            74: char   *safecpy();
        !            75: char   *cpytill();
        !            76: char   *instr();
        !            77: #ifdef SETUIDGID
        !            78:     int                eaccess();
        !            79: #endif
        !            80: char   *getwd();
        !            81: void   cat();
        !            82: void   prexit();
        !            83: char   *savestr();
        !            84: char   *getval();

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