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NetBSD/games/sail/extern.h

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/* $NetBSD: extern.h,v 1.13 1999/12/28 18:05:24 jsm Exp $ */
/*
* Copyright (c) 1983, 1993
* The 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 8.1 (Berkeley) 5/31/93
*/
#include <stdio.h>
#include <signal.h>
#include <string.h>
#include <ctype.h>
#include <setjmp.h>
#include "machdep.h"
/* program mode */
extern int mode;
extern jmp_buf restart;
#define MODE_PLAYER 1
#define MODE_DRIVER 2
#define MODE_LOGGER 3
/* command line flags */
extern char debug; /* -D */
extern char randomize; /* -x, give first available ship */
extern char longfmt; /* -l, print score in long format */
extern char nobells; /* -b, don't ring bell before Signal */
/* other initial modes */
extern 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 */
unsigned char loadL; /* 22 */
unsigned char loadR; /* 24 */
unsigned char readyL; /* 26 */
unsigned 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 */
unsigned char dir;
short col;
short row;
char loadwith;
char stern;
};
struct ship {
const char *shipname; /* 0 */
struct shipspecs *specs; /* 2 */
unsigned 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 */
unsigned char vessels; /* 12 */
const char *name; /* 14 */
struct ship ship[NSHIP]; /* 16 */
};
extern struct scenario scene[];
extern int nscene;
struct shipspecs {
char bs;
char fs;
char ta;
short guns;
unsigned char class;
char hull;
unsigned char qual;
char crew1;
char crew2;
char crew3;
char gunL;
char gunR;
char carL;
char carR;
int rig1;
int rig2;
int rig3;
int rig4;
short pts;
};
extern struct shipspecs specs[];
extern struct scenario *cc; /* the current scenario */
extern 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;
};
extern const struct windeffects WET[7][6];
struct Tables {
char H, G, C, R;
};
extern const struct Tables RigTable[11][6];
extern const struct Tables HullTable[11][6];
extern const char AMMO[9][4];
extern const char HDT[9][10];
extern const char HDTrake[9][10];
extern const char QUAL[9][5];
extern const char MT[9][3];
extern const char *const countryname[];
extern const char *const classname[];
extern const char *const directionname[];
extern const char *const qualname[];
extern const char loadname[];
extern const char rangeofshot[];
extern const char dr[], dc[];
extern int winddir;
extern int windspeed;
extern int turn;
extern int game;
extern int alive;
extern int people;
extern char hasdriver;
/* assorted.c */
void table __P((int, int, int, struct ship *, struct ship *, int));
void Cleansnag __P((struct ship *, struct ship *, int, int));
/* dr_1.c */
void unfoul __P((void));
void boardcomp __P((void));
int fightitout __P((struct ship *, struct ship *, int));
void resolve __P((void));
void compcombat __P((void));
int next __P((void));
/* dr_2.c */
void thinkofgrapples __P((void));
void checkup __P((void));
void prizecheck __P((void));
int str_end __P((const char *));
void closeon __P((struct ship *, struct ship *, char[], int, int, int));
int score __P((char[], struct ship *, struct ship *, int));
void move_ship __P((const char *, struct ship *, unsigned char *, short *, short *, char *));
void try __P((char[], char [], int, int, int, int, int, struct ship *,
struct ship *, int *, int));
void rmend __P((char *));
/* dr_3.c */
void moveall __P((void));
int stillmoving __P((int));
int is_isolated __P((struct ship *));
int push __P((struct ship *, struct ship *));
void step __P((int, struct ship *, char *));
void sendbp __P((struct ship *, struct ship *, int, int));
int is_toughmelee __P((struct ship *, struct ship *, int, int));
void reload __P((void));
void checksails __P((void));
/* dr_4.c */
void ungrap __P((struct ship *, struct ship *));
void grap __P((struct ship *, struct ship *));
/* dr_5.c */
void subtract __P((struct ship *, int, int [3], struct ship *, int));
int mensent __P((struct ship *, struct ship *, int[3], struct ship **, int *,
int));
/* dr_main.c */
int dr_main __P((void));
/* game.c */
int maxturns __P((struct ship *, char *));
int maxmove __P((struct ship *, int, int));
/* lo_main.c */
int lo_main __P((void));
/* misc.c */
int range __P((struct ship *, struct ship *));
struct ship *closestenemy __P((struct ship *, int, int));
int angle __P((int, int));
int gunsbear __P((struct ship *, struct ship *));
int portside __P((struct ship *, struct ship *, int));
int colours __P((struct ship *));
void logger __P((struct ship *));
/* parties.c */
int meleeing __P((struct ship *, struct ship *));
int boarding __P((struct ship *, int));
void unboard __P((struct ship *, struct ship *, int));
/* pl_1.c */
void leave __P((int)) __attribute__((__noreturn__));
void choke __P((int)) __attribute__((__noreturn__));
void child __P((int));
/* pl_2.c */
void play __P((void)) __attribute__((__noreturn__));
/* pl_3.c */
void acceptcombat __P((void));
void grapungrap __P((void));
void unfoulplayer __P((void));
/* pl_4.c */
void changesail __P((void));
void acceptsignal __P((void));
void lookout __P((void));
const char *saywhat __P((struct ship *, int));
void eyeball __P((struct ship *));
/* pl_5.c */
void acceptmove __P((void));
void acceptboard __P((void));
void parties __P((int[3], struct ship *, int, int));
/* pl_6.c */
void repair __P((void));
int turned __P((void));
void loadplayer __P((void));
/* pl_7.c */
void initscreen __P((void));
void cleanupscreen __P((void));
void newturn __P((int));
void Signal __P((const char *, struct ship *, ...))
__attribute__((__format__(__printf__,1,3)));
void Msg __P((const char *, ...))
__attribute__((__format__(__printf__,1,2)));
void Scroll __P((void));
void prompt __P((const char *, struct ship *));
void endprompt __P((int));
int sgetch __P((const char *, struct ship *, int));
void sgetstr __P((const char *, char *, int));
void draw_screen __P((void));
void draw_view __P((void));
void draw_turn __P((void));
void draw_stat __P((void));
void draw_slot __P((void));
void draw_board __P((void));
void centerview __P((void));
void upview __P((void));
void downview __P((void));
void leftview __P((void));
void rightview __P((void));
void adjustview __P((void));
/* pl_main.c */
int pl_main __P((void));
void initialize __P((void));
/* sync.c */
void fmtship __P((char *, size_t, const char *, struct ship *));
void makesignal __P((struct ship *, const char *, struct ship *, ...))
__attribute__((__format__(__printf__,2,4)));
void makemsg __P((struct ship *, const char *, ...))
__attribute__((__format__(__printf__,2,3)));
int sync_exists __P((int));
int sync_open __P((void));
void sync_close __P((int));
void Write __P((int, struct ship *, long, long, long, long));
void Writestr __P((int, struct ship *, const char *));
int Sync __P((void));
int sync_update __P((int, struct ship *, const char *, long, long, long, long));
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