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config.h revision 1.5 
      1 /*	$NetBSD: config.h,v 1.5 1997/10/19 16:56:49 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
      5  */
      6 
      7 #include "pathnames.h"
      8 
      9 #ifndef CONFIG	/* make sure the compiler doesnt see the typedefs twice */
     10 
     11 #define	CONFIG
     12 #define	UNIX		/* delete if no fork(), exec() available */
     13 #define	CHDIR		/* delete if no chdir() available */
     14 
     15 /*
     16  * Some include files are in a different place under SYSV
     17  * 	BSD		   SYSV
     18  * <sys/wait.h>		<wait.h>
     19  * <sys/time.h>		<time.h>
     20  * <sgtty.h>		<termio.h>
     21  * Some routines are called differently
     22  * index		strchr
     23  * rindex		strrchr
     24  * Also, the code for suspend and various ioctls is only given for BSD4.2
     25  * (I do not have access to a SYSV system.)
     26  */
     27 #define BSD		/* delete this line on System V */
     28 
     29 /* #define STUPID */	/* avoid some complicated expressions if
     30 			   your C compiler chokes on them */
     31 /* #define PYRAMID_BUG */	/* avoid a bug on the Pyramid */
     32 /* #define NOWAITINCLUDE */	/* neither <wait.h> nor <sys/wait.h> exists */
     33 
     34 #define WIZARD  "bruno"	/* the person allowed to use the -D option */
     35 #define RECORD	"record"/* the file containing the list of topscorers */
     36 #define	NEWS	"news"	/* the file containing the latest hack news */
     37 #define	HELP	"help"	/* the file containing a description of the commands */
     38 #define	SHELP	"hh"	/* abbreviated form of the same */
     39 #define	RUMORFILE	"rumors"	/* a file with fortune cookies */
     40 #define	DATAFILE	"data"	/* a file giving the meaning of symbols used */
     41 #define	FMASK	0660	/* file creation mask */
     42 #define	HLOCK	"perm"	/* an empty file used for locking purposes */
     43 #define LLOCK	"safelock"	/* link to previous */
     44 
     45 #ifdef UNIX
     46 /*
     47  * Define DEF_PAGER as your default pager, e.g. "/bin/cat" or "/usr/ucb/more"
     48  * If defined, it can be overridden by the environment variable PAGER.
     49  * Hack will use its internal pager if DEF_PAGER is not defined.
     50  * (This might be preferable for security reasons.)
     51  * #define DEF_PAGER	".../mydir/mypager"
     52  */
     53 
     54 /*
     55  * If you define MAIL, then the player will be notified of new mail
     56  * when it arrives. If you also define DEF_MAILREADER then this will
     57  * be the default mail reader, and can be overridden by the environment
     58  * variable MAILREADER; otherwise an internal pager will be used.
     59  * A stat system call is done on the mailbox every MAILCKFREQ moves.
     60  */
     61 /* #define	MAIL */
     62 #define	DEF_MAILREADER	_PATH_MAIL		/* or e.g. /bin/mail */
     63 #define	MAILCKFREQ	100
     64 
     65 
     66 #define SHELL		/* do not delete the '!' command */
     67 
     68 #ifdef BSD
     69 #define	SUSPEND		/* let ^Z suspend the game */
     70 #endif BSD
     71 #endif UNIX
     72 
     73 #ifdef CHDIR
     74 /*
     75  * If you define HACKDIR, then this will be the default playground;
     76  * otherwise it will be the current directory.
     77  */
     78 #ifdef QUEST
     79 #define HACKDIR _PATH_QUEST
     80 #else QUEST
     81 #define HACKDIR	_PATH_HACK
     82 #endif QUEST
     83 
     84 /*
     85  * Some system administrators are stupid enough to make Hack suid root
     86  * or suid daemon, where daemon has other powers besides that of reading or
     87  * writing Hack files. In such cases one should be careful with chdir's
     88  * since the user might create files in a directory of his choice.
     89  * Of course SECURE is meaningful only if HACKDIR is defined.
     90  */
     91 #define SECURE			/* do setuid(getuid()) after chdir() */
     92 
     93 /*
     94  * If it is desirable to limit the number of people that can play Hack
     95  * simultaneously, define HACKDIR, SECURE and MAX_NR_OF_PLAYERS.
     96  * #define MAX_NR_OF_PLAYERS	100
     97  */
     98 #endif CHDIR
     99 
    100 /* size of terminal screen is (at least) (ROWNO+2) by COLNO */
    101 #define	COLNO	80
    102 #define	ROWNO	22
    103 
    104 /*
    105  * small signed integers (8 bits suffice)
    106  *	typedef	char	schar;
    107  * will do when you have signed characters; otherwise use
    108  *	typedef	short int schar;
    109  *
    110  * Use short chars anyway to avoid warnings.
    111  */
    112 #if 1
    113 typedef	short int	schar;
    114 #else
    115 typedef	char		schar;
    116 #endif
    117 
    118 /*
    119  * small unsigned integers (8 bits suffice - but 7 bits do not)
    120  * - these are usually object types; be careful with inequalities! -
    121  *	typedef	unsigned char	uchar;
    122  * will be satisfactory if you have an "unsigned char" type; otherwise use
    123  *	typedef unsigned short int uchar;
    124  */
    125 typedef	unsigned char	uchar;
    126 
    127 /*
    128  * small integers in the range 0 - 127, usually coordinates
    129  * although they are nonnegative they must not be declared unsigned
    130  * since otherwise comparisons with signed quantities are done incorrectly
    131  */
    132 typedef schar	xchar;
    133 typedef	xchar	boolean;		/* 0 or 1 */
    134 #define	TRUE	1
    135 #define	FALSE	0
    136 
    137 /*
    138  * Declaration of bitfields in various structs; if your C compiler
    139  * doesnt handle bitfields well, e.g., if it is unable to initialize
    140  * structs containing bitfields, then you might use
    141  *	#define Bitfield(x,n)	uchar x
    142  * since the bitfields used never have more than 7 bits. (Most have 1 bit.)
    143  */
    144 #define	Bitfield(x,n)	unsigned x:n
    145 
    146 #define	SIZE(x)	(int)(sizeof(x) / sizeof(x[0]))
    147 
    148 #endif /* CONFIG */
    149