[dragonfly.git] / games / sail / externs.h

/*-
 * 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. 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 <stdarg.h>
#include <stdbool.h>
#include <string.h>
#include <stdio.h>
#include <signal.h>
#include <ctype.h>
#include <setjmp.h>
#include <stdlib.h>
#include <unistd.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()           (random() % 6 + 1)
#define sqr(a)		((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 */
	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[60];		/* 72 */
	char drift;			/* 132 */
	short nfoul;
	short ngrap;
	struct snag foul[NSHIP];	/* 134 */
	struct snag grap[NSHIP];	/* 144 */
	char RH;			/* 274 */
	char RG;			/* 276 */
	char RR;			/* 278 */
	char FS;			/* 280 */
	char explode;			/* 282 */
	char sink;			/* 284 */
	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;
	char rig1;
	char rig2;
	char rig3;
	char 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 struct windeffects WET[7][6];

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

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

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

extern char rangeofshot[];

extern 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(int, int, int, struct ship *, struct ship *, int);
void Cleansnag(struct ship *, struct ship *, char, char);

/* dr_1.c */
void unfoul(void);
void boardcomp(void);
void resolve(void);
void compcombat(void);
int next(void);

/* dr_2.c */
void thinkofgrapples(void);
void checkup(void);
void prizecheck(void);
void closeon(struct ship *, struct ship *, char *, int, int, int);

/* dr_3.c */
void moveall(void);
void sendbp(struct ship *, struct ship *, int, char);
int toughmelee(struct ship *, struct ship *, int, int);
void reload(void);
void checksails(void);

/* dr_4.c */
void ungrap(struct ship *, struct ship *);
void grap(struct ship *, struct ship *);

/* dr_5.c */
void subtract(struct ship *, int, int [3], struct ship *, int);
int mensent(struct ship *, struct ship *, int [3], struct ship **, int *, char);

/* dr_main.c */
int dr_main(void);

/* game.c */
int maxturns(struct ship *, char *);
int maxmove(struct ship *, int, int);

/* lo_main.c */
int lo_main(void);

/* misc.c */
int range(struct ship *, struct ship *);
struct ship *closestenemy(struct ship *, char, char);
char gunsbear(struct ship *, struct ship *);
int portside(struct ship *, struct ship *, int);
char colours(struct ship *);
void write_log(struct ship *);

/* parties.c */
bool meleeing(struct ship *, struct ship *);
bool boarding(struct ship *, char);
void unboard(struct ship *, struct ship *, char);

/* pl_1.c */
void leave(int) __dead2;
void choke(int) __dead2;
void child(int);

/* pl_2.c */
void play(void) __dead2;

/* pl_3.c */
void acceptcombat(void);
void grapungrap(void);
void unfoulplayer(void);

/* pl_4.c */
void changesail(void);
void acceptsignal(void);
void lookout(void);
const char *saywhat(struct ship *, char);
void eyeball(struct ship *);

/* pl_5.c */
void acceptmove(void);
void acceptboard(void);

/* pl_6.c */
void repair(void);
void loadplayer(void);

/* pl_7.c */
void initscreen(void);
void cleanupscreen(void);
void newturn(int);
void Signal(const char *, struct ship *, ...);
int sgetch(const char *, struct ship *, char);
void sgetstr(const char *, char *, int);
void draw_screen(void);
void draw_view(void);
void draw_turn(void);
void draw_stat(void);
void draw_slot(void);
void draw_board(void);
void centerview(void);
void upview(void);
void downview(void);
void leftview(void);
void rightview(void);

/* pl_main.c */
void pl_main(void) __dead2;

/* sync.c */
void fmtship(char *, size_t, const char *, struct ship *);
void makesignal(struct ship *, const char *, struct ship *, ...);
bool sync_exists(int);
int sync_open(void);
void sync_close(char);
void Write(int, struct ship *, int, int, int, int);
void Writestr(int, struct ship *, const char *);
int Sync(void);
Commit	Line	Data
6693db17	1	/*-
984263bc MD	2	* Copyright (c) 1983, 1993
	3	* The Regents of the University of California. All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. Redistributions in binary form must reproduce the above copyright
	11	* notice, this list of conditions and the following disclaimer in the
	12	* documentation and/or other materials provided with the distribution.
6693db17	13	* 3. Neither the name of the University nor the names of its contributors
984263bc MD	14	* may be used to endorse or promote products derived from this software
	15	* without specific prior written permission.
	16	*
	17	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	18	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	19	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	20	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	21	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	22	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	23	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	24	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	25	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	26	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	27	* SUCH DAMAGE.
	28	*
	29	* @(#)externs.h 8.1 (Berkeley) 5/31/93
	30	*/
	31
4be74d36 PA	32	#include <stdarg.h>
	33	#include <stdbool.h>
	34	#include <string.h>
984263bc MD	35	#include <stdio.h>
	36	#include <signal.h>
	37	#include <ctype.h>
	38	#include <setjmp.h>
	39	#include <stdlib.h>
4be74d36	40	#include <unistd.h>
984263bc MD	41	#include "machdep.h"
	42
	43	/* program mode */
4be74d36 PA	44	extern int mode;
4be74d36 PA	45	extern jmp_buf restart;
984263bc MD	46	#define MODE_PLAYER 1
	47	#define MODE_DRIVER 2
	48	#define MODE_LOGGER 3
	49
	50	/* command line flags */
4be74d36 PA	51	extern char debug; /* -D */
	52	extern char randomize; /* -x, give first available ship */
	53	extern char longfmt; /* -l, print score in long format */
	54	extern char nobells; /* -b, don't ring bell before Signal */
984263bc MD	55
984263bc MD	56	/* other initial modes */
4be74d36	57	extern char issetuid; /* running setuid */
984263bc MD	58
	59	#define die() (random() % 6 + 1)
	60	#define sqr(a) ((a) * (a))
984263bc MD	61	#define min(a,b) ((a) < (b) ? (a) : (b))
	62
	63	#define grappled(a) ((a)->file->ngrap)
	64	#define fouled(a) ((a)->file->nfoul)
	65	#define snagged(a) (grappled(a) + fouled(a))
	66
	67	#define grappled2(a, b) ((a)->file->grap[(b)->file->index].sn_count)
	68	#define fouled2(a, b) ((a)->file->foul[(b)->file->index].sn_count)
	69	#define snagged2(a, b) (grappled2(a, b) + fouled2(a, b))
	70
6693db17 SW	71	#define Xgrappled2(a, b) ((a)->file->grap[(b)->file->index].sn_turn < turn-1 \
	72	? grappled2(a, b) : 0)
	73	#define Xfouled2(a, b) ((a)->file->foul[(b)->file->index].sn_turn < turn-1 \
	74	? fouled2(a, b) : 0)
984263bc MD	75	#define Xsnagged2(a, b) (Xgrappled2(a, b) + Xfouled2(a, b))
	76
	77	#define cleangrapple(a, b, c) Cleansnag(a, b, c, 1)
	78	#define cleanfoul(a, b, c) Cleansnag(a, b, c, 2)
	79	#define cleansnag(a, b, c) Cleansnag(a, b, c, 3)
	80
6693db17	81	#define sterncolour(sp) ((sp)->file->stern+'0'-((sp)->file->captured ? 10 : 0))
984263bc MD	82	#define sternrow(sp) ((sp)->file->row + dr[(sp)->file->dir])
	83	#define sterncol(sp) ((sp)->file->col + dc[(sp)->file->dir])
	84
	85	#define capship(sp) ((sp)->file->captured?(sp)->file->captured:(sp))
	86
	87	#define readyname(r) ((r) & R_LOADING ? '*' : ((r) & R_INITIAL ? '!' : ' '))
	88
	89	/* loadL and loadR, should match loadname[] */
	90	#define L_EMPTY 0 /* should be 0, don't change */
	91	#define L_GRAPE 1
	92	#define L_CHAIN 2
	93	#define L_ROUND 3
	94	#define L_DOUBLE 4
	95	#define L_EXPLODE 5
	96
	97	/*
	98	* readyL and readyR, these are bits, except R_EMPTY
	99	*/
	100	#define R_EMPTY 0 /* not loaded and not loading */
	101	#define R_LOADING 1 /* loading */
	102	#define R_DOUBLE 2 /* loading double */
	103	#define R_LOADED 4 /* loaded */
	104	#define R_INITIAL 8 /* loaded initial */
	105
	106	#define HULL 0
	107	#define RIGGING 1
	108
	109	#define W_CAPTAIN 1
	110	#define W_CAPTURED 2
	111	#define W_CLASS 3
	112	#define W_CREW 4
	113	#define W_DBP 5
	114	#define W_DRIFT 6
	115	#define W_EXPLODE 7
	116	#define W_FILE 8
	117	#define W_FOUL 9
	118	#define W_GUNL 10
	119	#define W_GUNR 11
	120	#define W_HULL 12
	121	#define W_MOVE 13
	122	#define W_OBP 14
	123	#define W_PCREW 15
	124	#define W_UNFOUL 16
	125	#define W_POINTS 17
	126	#define W_QUAL 18
	127	#define W_UNGRAP 19
	128	#define W_RIGG 20
	129	#define W_COL 21
	130	#define W_DIR 22
	131	#define W_ROW 23
	132	#define W_SIGNAL 24
	133	#define W_SINK 25
	134	#define W_STRUCK 26
	135	#define W_TA 27
	136	#define W_ALIVE 28
	137	#define W_TURN 29
	138	#define W_WIND 30
	139	#define W_FS 31
	140	#define W_GRAP 32
	141	#define W_RIG1 33
	142	#define W_RIG2 34
	143	#define W_RIG3 35
	144	#define W_RIG4 36
	145	#define W_BEGIN 37
146	#define W_END 38
147	#define W_DDEAD 39
148
149	#define NLOG 10
150	struct logs {
151	char l_name[20];
152	int l_uid;
153	int l_shipnum;
154	int l_gamenum;
155	int l_netpoints;
156	};
157
158	struct BP {
159	short turnsent;
160	struct ship *toship;
161	short mensent;
162	};
163
164	struct snag {
165	short sn_count;
166	short sn_turn;
167	};
168
169	#define NSCENE nscene
170	#define NSHIP 10
171	#define NBP 3
172
173	#define NNATION 8
174	#define N_A 0
175	#define N_B 1
176	#define N_S 2
177	#define N_F 3
178	#define N_J 4
179	#define N_D 5
180	#define N_K 6
181	#define N_O 7
182
183	struct File {
184	int index;
185	char captain[20]; /* 0 */
186	short points; /* 20 */
4be74d36 PA	187	unsigned char loadL; /* 22 */
4be74d36 PA	188	unsigned char loadR; /* 24 */
984263bc MD	189	char readyL; /* 26 */
	190	char readyR; /* 28 */
	191	struct BP OBP[NBP]; /* 30 */
	192	struct BP DBP[NBP]; /* 48 */
	193	char struck; /* 66 */
	194	struct ship captured; / 68 */
	195	short pcrew; /* 70 */
	196	char movebuf[60]; /* 72 */
	197	char drift; /* 132 */
	198	short nfoul;
	199	short ngrap;
	200	struct snag foul[NSHIP]; /* 134 */
	201	struct snag grap[NSHIP]; /* 144 */
	202	char RH; /* 274 */
	203	char RG; /* 276 */
	204	char RR; /* 278 */
	205	char FS; /* 280 */
	206	char explode; /* 282 */
	207	char sink; /* 284 */
4be74d36	208	unsigned char dir;
984263bc MD	209	short col;
	210	short row;
	211	char loadwith;
	212	char stern;
	213	};
	214
	215	struct ship {
4be74d36	216	const char shipname; / 0 */
984263bc	217	struct shipspecs specs; / 2 */
4be74d36	218	unsigned char nationality; /* 4 */
984263bc MD	219	short shiprow; /* 6 */
	220	short shipcol; /* 8 */
	221	char shipdir; /* 10 */
	222	struct File file; / 12 */
	223	};
	224
	225	struct scenario {
	226	char winddir; /* 0 */
	227	char windspeed; /* 2 */
	228	char windchange; /* 4 */
4be74d36 PA	229	unsigned char vessels; /* 12 */
4be74d36 PA	230	const char name; / 14 */
984263bc MD	231	struct ship ship[NSHIP]; /* 16 */
	232	};
	233	extern struct scenario scene[];
4be74d36	234	extern int nscene;
984263bc MD	235
	236	struct shipspecs {
	237	char bs;
	238	char fs;
	239	char ta;
	240	short guns;
4be74d36	241	unsigned char class;
984263bc	242	char hull;
4be74d36	243	unsigned char qual;
984263bc MD	244	char crew1;
	245	char crew2;
	246	char crew3;
	247	char gunL;
	248	char gunR;
	249	char carL;
	250	char carR;
	251	char rig1;
	252	char rig2;
	253	char rig3;
	254	char rig4;
	255	short pts;
	256	};
	257	extern struct shipspecs specs[];
	258
4be74d36 PA	259	extern struct scenario cc; / the current scenario */
4be74d36 PA	260	extern struct ship ls; / &cc->ship[cc->vessels] */
984263bc MD	261
	262	#define SHIP(s) (&cc->ship[s])
	263	#define foreachship(sp) for ((sp) = cc->ship; (sp) < ls; (sp)++)
	264
	265	struct windeffects {
	266	char A, B, C, D;
	267	};
4be74d36	268	extern struct windeffects WET[7][6];
984263bc MD	269
	270	struct Tables {
	271	char H, G, C, R;
	272	};
4be74d36 PA	273	extern struct Tables RigTable[11][6];
	274	extern struct Tables HullTable[11][6];
	275
	276	extern char AMMO[9][4];
	277	extern char HDT[9][10];
	278	extern char HDTrake[9][10];
	279	extern char QUAL[9][5];
	280	extern char MT[9][3];
	281
	282	extern const char *countryname[];
	283	extern const char *classname[];
	284	extern const char *directionname[];
	285	extern const char *qualname[];
984263bc MD	286	extern char loadname[];
	287
	288	extern char rangeofshot[];
	289
	290	extern char dr[], dc[];
	291
4be74d36 PA	292	extern int winddir;
	293	extern int windspeed;
	294	extern int turn;
	295	extern int game;
	296	extern int alive;
	297	extern int people;
	298	extern char hasdriver;
	299
	300	/* assorted.c */
6693db17 SW	301	void table(int, int, int, struct ship , struct ship , int);
6693db17 SW	302	void Cleansnag(struct ship , struct ship , char, char);
4be74d36 PA	303
4be74d36 PA	304	/* dr_1.c */
6693db17 SW	305	void unfoul(void);
	306	void boardcomp(void);
	307	void resolve(void);
	308	void compcombat(void);
	309	int next(void);
4be74d36 PA	310
4be74d36 PA	311	/* dr_2.c */
6693db17 SW	312	void thinkofgrapples(void);
	313	void checkup(void);
	314	void prizecheck(void);
	315	void closeon(struct ship , struct ship , char *, int, int, int);
4be74d36 PA	316
4be74d36 PA	317	/* dr_3.c */
6693db17 SW	318	void moveall(void);
	319	void sendbp(struct ship , struct ship , int, char);
	320	int toughmelee(struct ship , struct ship , int, int);
	321	void reload(void);
	322	void checksails(void);
4be74d36 PA	323
4be74d36 PA	324	/* dr_4.c */
6693db17 SW	325	void ungrap(struct ship , struct ship );
6693db17 SW	326	void grap(struct ship , struct ship );
4be74d36 PA	327
4be74d36 PA	328	/* dr_5.c */
6693db17 SW	329	void subtract(struct ship , int, int [3], struct ship , int);
6693db17 SW	330	int mensent(struct ship , struct ship , int [3], struct ship *, int , char);
4be74d36 PA	331
4be74d36 PA	332	/* dr_main.c */
6693db17	333	int dr_main(void);
4be74d36 PA	334
4be74d36 PA	335	/* game.c */
6693db17 SW	336	int maxturns(struct ship , char );
6693db17 SW	337	int maxmove(struct ship *, int, int);
4be74d36 PA	338
4be74d36 PA	339	/* lo_main.c */
6693db17	340	int lo_main(void);
4be74d36 PA	341
4be74d36 PA	342	/* misc.c */
6693db17 SW	343	int range(struct ship , struct ship );
	344	struct ship closestenemy(struct ship , char, char);
	345	char gunsbear(struct ship , struct ship );
	346	int portside(struct ship , struct ship , int);
	347	char colours(struct ship *);
	348	void write_log(struct ship *);
4be74d36 PA	349
4be74d36 PA	350	/* parties.c */
6693db17 SW	351	bool meleeing(struct ship , struct ship );
	352	bool boarding(struct ship *, char);
	353	void unboard(struct ship , struct ship , char);
4be74d36 PA	354
4be74d36 PA	355	/* pl_1.c */
09ac707a SW	356	void leave(int) __dead2;
09ac707a SW	357	void choke(int) __dead2;
3d8e6759	358	void child(int);
4be74d36 PA	359
4be74d36 PA	360	/* pl_2.c */
09ac707a	361	void play(void) __dead2;
4be74d36 PA	362
4be74d36 PA	363	/* pl_3.c */
6693db17 SW	364	void acceptcombat(void);
	365	void grapungrap(void);
	366	void unfoulplayer(void);
4be74d36 PA	367
4be74d36 PA	368	/* pl_4.c */
6693db17 SW	369	void changesail(void);
	370	void acceptsignal(void);
	371	void lookout(void);
	372	const char saywhat(struct ship , char);
	373	void eyeball(struct ship *);
4be74d36 PA	374
4be74d36 PA	375	/* pl_5.c */
6693db17 SW	376	void acceptmove(void);
6693db17 SW	377	void acceptboard(void);
4be74d36 PA	378
4be74d36 PA	379	/* pl_6.c */
6693db17 SW	380	void repair(void);
6693db17 SW	381	void loadplayer(void);
4be74d36 PA	382
4be74d36 PA	383	/* pl_7.c */
6693db17 SW	384	void initscreen(void);
6693db17 SW	385	void cleanupscreen(void);
a8718c14	386	void newturn(int);
6693db17 SW	387	void Signal(const char , struct ship , ...);
	388	int sgetch(const char , struct ship , char);
	389	void sgetstr(const char , char , int);
	390	void draw_screen(void);
	391	void draw_view(void);
	392	void draw_turn(void);
	393	void draw_stat(void);
	394	void draw_slot(void);
	395	void draw_board(void);
	396	void centerview(void);
	397	void upview(void);
	398	void downview(void);
	399	void leftview(void);
	400	void rightview(void);
4be74d36 PA	401
4be74d36 PA	402	/* pl_main.c */
09ac707a	403	void pl_main(void) __dead2;
4be74d36 PA	404
4be74d36 PA	405	/* sync.c */
6693db17 SW	406	void fmtship(char , size_t, const char , struct ship *);
	407	void makesignal(struct ship , const char , struct ship *, ...);
	408	bool sync_exists(int);
	409	int sync_open(void);
	410	void sync_close(char);
	411	void Write(int, struct ship *, int, int, int, int);
	412	void Writestr(int, struct ship , const char );
	413	int Sync(void);