usr/src/games/sail/externs.h

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)externs.h   5.4 (Berkeley) 6/1/90
 */

#include <stdio.h>
#include <signal.h>
#include <ctype.h>
#include <setjmp.h>
#include "machdep.h"

        /* program mode */
int mode;
jmp_buf restart;
#define MODE_PLAYER     1
#define MODE_DRIVER     2
#define MODE_LOGGER     3

        /* command line flags */
char debug;                             /* -D */
char randomize;                         /* -x, give first available ship */
char longfmt;                           /* -l, print score in long format */
char nobells;                           /* -b, don't ring bell before Signal */

        /* other initial modes */
char issetuid;                          /* running setuid */

#define die()           ((rand() >> 3) % 6 + 1)
#define sqr(a)          ((a) * (a))
#define abs(a)          ((a) > 0 ? (a) : -(a))
#define min(a,b)        ((a) < (b) ? (a) : (b))

#define grappled(a)     ((a)->file->ngrap)
#define fouled(a)       ((a)->file->nfoul)
#define snagged(a)      (grappled(a) + fouled(a))

#define grappled2(a, b) ((a)->file->grap[(b)->file->index].sn_count)
#define fouled2(a, b)   ((a)->file->foul[(b)->file->index].sn_count)
#define snagged2(a, b)  (grappled2(a, b) + fouled2(a, b))

#define Xgrappled2(a, b) ((a)->file->grap[(b)->file->index].sn_turn < turn-1 ? grappled2(a, b) : 0)
#define Xfouled2(a, b)  ((a)->file->foul[(b)->file->index].sn_turn < turn-1 ? fouled2(a, b) : 0)
#define Xsnagged2(a, b) (Xgrappled2(a, b) + Xfouled2(a, b))

#define cleangrapple(a, b, c)   Cleansnag(a, b, c, 1)
#define cleanfoul(a, b, c)      Cleansnag(a, b, c, 2)
#define cleansnag(a, b, c)      Cleansnag(a, b, c, 3)

#define sterncolour(sp) ((sp)->file->stern+'0'-((sp)->file->captured?10:0))
#define sternrow(sp)    ((sp)->file->row + dr[(sp)->file->dir])
#define sterncol(sp)    ((sp)->file->col + dc[(sp)->file->dir])

#define capship(sp)     ((sp)->file->captured?(sp)->file->captured:(sp))

#define readyname(r)    ((r) & R_LOADING ? '*' : ((r) & R_INITIAL ? '!' : ' '))

/* loadL and loadR, should match loadname[] */
#define L_EMPTY         0               /* should be 0, don't change */
#define L_GRAPE         1
#define L_CHAIN         2
#define L_ROUND         3
#define L_DOUBLE        4
#define L_EXPLODE       5

/*
 * readyL and readyR, these are bits, except R_EMPTY
 */
#define R_EMPTY         0               /* not loaded and not loading */
#define R_LOADING       1               /* loading */
#define R_DOUBLE        2               /* loading double */
#define R_LOADED        4               /* loaded */
#define R_INITIAL       8               /* loaded initial */

#define HULL            0
#define RIGGING         1

#define W_CAPTAIN       1
#define W_CAPTURED      2
#define W_CLASS         3
#define W_CREW          4
#define W_DBP           5
#define W_DRIFT         6
#define W_EXPLODE       7
#define W_FILE          8
#define W_FOUL          9
#define W_GUNL          10
#define W_GUNR          11
#define W_HULL          12
#define W_MOVE          13
#define W_OBP           14
#define W_PCREW         15
#define W_UNFOUL        16
#define W_POINTS        17
#define W_QUAL          18
#define W_UNGRAP        19
#define W_RIGG          20
#define W_COL           21
#define W_DIR           22
#define W_ROW           23
#define W_SIGNAL        24
#define W_SINK          25
#define W_STRUCK        26
#define W_TA            27
#define W_ALIVE         28
#define W_TURN          29
#define W_WIND          30
#define W_FS            31
#define W_GRAP          32
#define W_RIG1          33
#define W_RIG2          34
#define W_RIG3          35
#define W_RIG4          36
#define W_BEGIN         37
#define W_END           38
#define W_DDEAD         39

#define NLOG 10
struct logs {
        char l_name[20];
        int l_uid;
        int l_shipnum;
        int l_gamenum;
        int l_netpoints;
};

struct BP {
        short turnsent;
        struct ship *toship;
        short mensent;
};

struct snag {
        short sn_count;
        short sn_turn;
};

#define NSCENE  nscene
#define NSHIP   10
#define NBP     3

#define NNATION 8
#define N_A     0
#define N_B     1
#define N_S     2
#define N_F     3
#define N_J     4
#define N_D     5
#define N_K     6
#define N_O     7

struct File {
        int index;
        char captain[20];               /* 0 */
        short points;                   /* 20 */
        char loadL;                     /* 22 */
        char loadR;                     /* 24 */
        char readyL;                    /* 26 */
        char readyR;                    /* 28 */
        struct BP OBP[NBP];             /* 30 */
        struct BP DBP[NBP];             /* 48 */
        char struck;                    /* 66 */
        struct ship *captured;          /* 68 */
        short pcrew;                    /* 70 */
        char movebuf[10];               /* 72 */
        char drift;                     /* 82 */
        short nfoul;
        short ngrap;
        struct snag foul[NSHIP];        /* 84 */
        struct snag grap[NSHIP];        /* 124 */
        char RH;                        /* 224 */
        char RG;                        /* 226 */
        char RR;                        /* 228 */
        char FS;                        /* 230 */
        char explode;                   /* 232 */
        char sink;                      /* 234 */
        char dir;
        short col;
        short row;
        char loadwith;
        char stern;
};

struct ship {
        char *shipname;                 /* 0 */
        struct shipspecs *specs;        /* 2 */
        char nationality;               /* 4 */
        short shiprow;                  /* 6 */
        short shipcol;                  /* 8 */
        char shipdir;                   /* 10 */
        struct File *file;              /* 12 */
};

struct scenario {
        char winddir;                   /* 0 */
        char windspeed;                 /* 2 */
        char windchange;                /* 4 */
        char vessels;                   /* 12 */
        char *name;                     /* 14 */
        struct ship ship[NSHIP];        /* 16 */
};
struct scenario scene[];
int nscene;

struct shipspecs {
        char bs;
        char fs;
        char ta;
        short guns;
        char class;
        char hull;
        char qual;
        char crew1;
        char crew2;
        char crew3;
        char gunL;
        char gunR;
        char carL;
        char carR;
        char rig1;
        char rig2;
        char rig3;
        char rig4;
        short pts;
};
struct shipspecs specs[];

struct scenario *cc;            /* the current scenario */
struct ship *ls;                /* &cc->ship[cc->vessels] */

#define SHIP(s)         (&cc->ship[s])
#define foreachship(sp) for ((sp) = cc->ship; (sp) < ls; (sp)++)

struct windeffects {
        char A, B, C, D;
};
struct windeffects WET[7][6];

struct Tables {
        char H, G, C, R;
};
struct Tables RigTable[11][6];
struct Tables HullTable[11][6];

char AMMO[9][4];
char HDT[9][10];
char HDTrake[9][10];
char QUAL[9][5];
char MT[9][3];

char *countryname[];
char *classname[];
char *directionname[];
char *qualname[];
char loadname[];

char rangeofshot[];

char dr[], dc[];

int winddir;
int windspeed;
int turn;
int game;
int alive;
int people;
char hasdriver;

char *info();
char *quality();
double arctan();
char *saywhat();
struct ship *closestenemy();

char *calloc();
char *rindex();
char *strcpy();
char *strcat();
char *strncpy();
char *getenv();
char *gets();