-/* $NetBSD: extern.h,v 1.3 1997/04/19 07:35:33 thorpej Exp $ */
+/* $NetBSD: extern.h,v 1.24 2001/01/04 06:16:51 jwise Exp $ */
/*
* Copyright (c) 1983, 1993
* @(#)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 */
-int mode;
-jmp_buf restart;
+extern int mode;
#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 */
+extern int randomize; /* -x, give first available ship */
+extern int longfmt; /* -l, print score in long format */
+extern int nobells; /* -b, don't ring bell before Signal */
/* other initial modes */
-char issetuid; /* running setuid */
+extern gid_t gid;
+extern gid_t egid;
-#define die() ((rand() >> 3) % 6 + 1)
+#define dieroll() ((random()) % 6 + 1)
#define sqr(a) ((a) * (a))
#define abs(a) ((a) > 0 ? (a) : -(a))
#define min(a,b) ((a) < (b) ? (a) : (b))
int index;
char captain[20]; /* 0 */
short points; /* 20 */
- char loadL; /* 22 */
- char loadR; /* 24 */
- char readyL; /* 26 */
- char readyR; /* 28 */
+ 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 */
char FS; /* 230 */
char explode; /* 232 */
char sink; /* 234 */
- char dir;
+ unsigned char dir;
short col;
short row;
char loadwith;
};
struct ship {
- char *shipname; /* 0 */
+ const char *shipname; /* 0 */
struct shipspecs *specs; /* 2 */
- char nationality; /* 4 */
+ unsigned char nationality; /* 4 */
short shiprow; /* 6 */
short shipcol; /* 8 */
char shipdir; /* 10 */
char winddir; /* 0 */
char windspeed; /* 2 */
char windchange; /* 4 */
- char vessels; /* 12 */
- char *name; /* 14 */
+ unsigned char vessels; /* 12 */
+ const char *name; /* 14 */
struct ship ship[NSHIP]; /* 16 */
};
-struct scenario scene[];
-int nscene;
+extern struct scenario scene[];
+extern int nscene;
struct shipspecs {
char bs;
char fs;
char ta;
short guns;
- char class;
+ unsigned char class;
char hull;
- char qual;
+ unsigned char qual;
char crew1;
char crew2;
char crew3;
int rig4;
short pts;
};
-struct shipspecs specs[];
+extern struct shipspecs specs[];
-struct scenario *cc; /* the current scenario */
-struct ship *ls; /* &cc->ship[cc->vessels] */
+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;
};
-struct windeffects WET[7][6];
+extern const 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();
+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 int hasdriver;
+
+/* assorted.c */
+void table (struct ship *, struct ship *, int, int, int, int);
+void Cleansnag (struct ship *, struct ship *, int, int);
+
+/* 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, int);
+int is_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 *, struct ship *, int, int [3], int);
+int mensent (struct ship *, struct ship *, int[3], struct ship **, int *,
+ int);
+
+/* 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 *, int, int);
+int gunsbear (struct ship *, struct ship *);
+int portside (struct ship *, struct ship *, int);
+int colours (struct ship *);
+void logger (struct ship *);
+
+/* parties.c */
+int meleeing (struct ship *, struct ship *);
+int boarding (struct ship *, int);
+void unboard (struct ship *, struct ship *, int);
+
+/* pl_1.c */
+void leave (int) __attribute__((__noreturn__));
+void choke (int) __attribute__((__noreturn__));
+void child (int);
+
+/* pl_2.c */
+void play (void) __attribute__((__noreturn__));
+
+/* 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 *, int);
+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 *, ...)
+ __attribute__((__format__(__printf__,1,3)));
+void Msg (const char *, ...)
+ __attribute__((__format__(__printf__,1,2)));
+void prompt (const char *, struct ship *);
+int sgetch (const char *, struct ship *, int);
+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 */
+int pl_main (void);
+
+/* sync.c */
+void fmtship (char *, size_t, const char *, struct ship *);
+void makesignal (struct ship *, const char *, struct ship *, ...)
+ __attribute__((__format__(__printf__,2,4)));
+void makemsg (struct ship *, const char *, ...)
+ __attribute__((__format__(__printf__,2,3)));
+int sync_exists (int);
+int sync_open (void);
+void sync_close (int);
+void Write (int, struct ship *, long, long, long, long);
+void Writestr (int, struct ship *, const char *);
+int Sync (void);