games/hack/config.h

   1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2 /* config.h - version 1.0.3 */
   3 /* $DragonFly: src/games/hack/config.h,v 1.3 2006/08/21 19:45:32 pavalos Exp $ */
   4
   5 #include <stdbool.h>
   6 #include "pathnames.h"
   7
   8 #ifndef CONFIG  /* make sure the compiler doesnt see the typedefs twice */
   9
  10 #define CONFIG
  11 #define UNIX            /* delete if no fork(), exec() available */
  12 #define CHDIR           /* delete if no chdir() available */
  13
  14 /* #define STUPID */    /* avoid some complicated expressions if
  15                            your C compiler chokes on them */
  16 /* #define PYRAMID_BUG */       /* avoid a bug on the Pyramid */
  17 /* #define NOWAITINCLUDE */     /* neither <wait.h> nor <sys/wait.h> exists */
  18
  19 #define WIZARD  "bruno" /* the person allowed to use the -D option */
  20 #define RECORD  "record"/* the file containing the list of topscorers */
  21 #define NEWS    "news"  /* the file containing the latest hack news */
  22 #define HELP    "help"  /* the file containing a description of the commands */
  23 #define SHELP   "hh"    /* abbreviated form of the same */
  24 #define RUMORFILE       "rumors"        /* a file with fortune cookies */
  25 #define DATAFILE        "data"  /* a file giving the meaning of symbols used */
  26 #define FMASK   0660    /* file creation mask */
  27 #define HLOCK   "perm"  /* an empty file used for locking purposes */
  28 #define LLOCK   "safelock"      /* link to previous */
  29
  30 #ifdef UNIX
  31 /*
  32  * Define DEF_PAGER as your default pager, e.g. "/bin/cat" or "/usr/ucb/more"
  33  * If defined, it can be overridden by the environment variable PAGER.
  34  * Hack will use its internal pager if DEF_PAGER is not defined.
  35  * (This might be preferable for security reasons.)
  36  * #define DEF_PAGER    ".../mydir/mypager"
  37  */
  38
  39 /*
  40  * If you define MAIL, then the player will be notified of new mail
  41  * when it arrives. If you also define DEF_MAILREADER then this will
  42  * be the default mail reader, and can be overridden by the environment
  43  * variable MAILREADER; otherwise an internal pager will be used.
  44  * A stat system call is done on the mailbox every MAILCKFREQ moves.
  45  */
  46 /* #define      MAIL */
  47 #define DEF_MAILREADER  _PATH_MAIL              /* or e.g. /bin/mail */
  48 #define MAILCKFREQ      100
  49
  50
  51 #define SHELL           /* do not delete the '!' command */
  52 #define SUSPEND         /* let ^Z suspend the game */
  53 #endif /* UNIX */
  54
  55 #ifdef CHDIR
  56 /*
  57  * If you define HACKDIR, then this will be the default playground;
  58  * otherwise it will be the current directory.
  59  */
  60 #ifdef QUEST
  61 #define HACKDIR _PATH_QUEST
  62 #else /* QUEST */
  63 #define HACKDIR _PATH_HACK
  64 #endif /* QUEST */
  65
  66 /*
  67  * Some system administrators are stupid enough to make Hack suid root
  68  * or suid daemon, where daemon has other powers besides that of reading or
  69  * writing Hack files. In such cases one should be careful with chdir's
  70  * since the user might create files in a directory of his choice.
  71  * Of course SECURE is meaningful only if HACKDIR is defined.
  72  */
  73 #define SECURE                  /* do setuid(getuid()) after chdir() */
  74
  75 /*
  76  * If it is desirable to limit the number of people that can play Hack
  77  * simultaneously, define HACKDIR, SECURE and MAX_NR_OF_PLAYERS.
  78  * #define MAX_NR_OF_PLAYERS    100
  79  */
  80 #endif /* CHDIR */
  81
  82 /* size of terminal screen is (at least) (ROWNO+2) by COLNO */
  83 #define COLNO   80
  84 #define ROWNO   22
  85
  86 /*
  87  * small signed integers (8 bits suffice)
  88  *      typedef char    schar;
  89  * will do when you have signed characters; otherwise use
  90  *      typedef short int schar;
  91  */
  92 typedef short   schar;
  93
  94 /*
  95  * small unsigned integers (8 bits suffice - but 7 bits do not)
  96  * - these are usually object types; be careful with inequalities! -
  97  *      typedef unsigned char   uchar;
  98  * will be satisfactory if you have an "unsigned char" type; otherwise use
  99  *      typedef unsigned short int uchar;
 100  */
 101 typedef unsigned char   uchar;
 102
 103 /*
 104  * small integers in the range 0 - 127, usually coordinates
 105  * although they are nonnegative they must not be declared unsigned
 106  * since otherwise comparisons with signed quantities are done incorrectly
 107  */
 108 typedef schar   xchar;
 109 typedef bool    boolean;                /* 0 or 1 */
 110 #define TRUE    1
 111 #define FALSE   0
 112
 113 /*
 114  * Declaration of bitfields in various structs; if your C compiler
 115  * doesnt handle bitfields well, e.g., if it is unable to initialize
 116  * structs containing bitfields, then you might use
 117  *      #define Bitfield(x,n)   uchar x
 118  * since the bitfields used never have more than 7 bits. (Most have 1 bit.)
 119  */
 120 #define Bitfield(x,n)   unsigned x:n
 121
 122 #define SIZE(x) (int)(sizeof(x) / sizeof(x[0]))
 123
 124 #endif /* CONFIG */