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 /*
  15  * Some include files are in a different place under SYSV
  16  *      BSD                SYSV
  17  * <sys/wait.h>         <wait.h>
  18  * <sys/time.h>         <time.h>
  19  * <sgtty.h>            <termio.h>
  20  * Some routines are called differently
  21  * index                strchr
  22  * rindex               strrchr
  23  * Also, the code for suspend and various ioctls is only given for BSD4.2
  24  * (I do not have access to a SYSV system.)
  25  */
  26 #define BSD             /* delete this line on System V */
  27
  28 /* #define STUPID */    /* avoid some complicated expressions if
  29                            your C compiler chokes on them */
  30 /* #define PYRAMID_BUG */       /* avoid a bug on the Pyramid */
  31 /* #define NOWAITINCLUDE */     /* neither <wait.h> nor <sys/wait.h> exists */
  32
  33 #define WIZARD  "bruno" /* the person allowed to use the -D option */
  34 #define RECORD  "record"/* the file containing the list of topscorers */
  35 #define NEWS    "news"  /* the file containing the latest hack news */
  36 #define HELP    "help"  /* the file containing a description of the commands */
  37 #define SHELP   "hh"    /* abbreviated form of the same */
  38 #define RUMORFILE       "rumors"        /* a file with fortune cookies */
  39 #define DATAFILE        "data"  /* a file giving the meaning of symbols used */
  40 #define FMASK   0660    /* file creation mask */
  41 #define HLOCK   "perm"  /* an empty file used for locking purposes */
  42 #define LLOCK   "safelock"      /* link to previous */
  43
  44 #ifdef UNIX
  45 /*
  46  * Define DEF_PAGER as your default pager, e.g. "/bin/cat" or "/usr/ucb/more"
  47  * If defined, it can be overridden by the environment variable PAGER.
  48  * Hack will use its internal pager if DEF_PAGER is not defined.
  49  * (This might be preferable for security reasons.)
  50  * #define DEF_PAGER    ".../mydir/mypager"
  51  */
  52
  53 /*
  54  * If you define MAIL, then the player will be notified of new mail
  55  * when it arrives. If you also define DEF_MAILREADER then this will
  56  * be the default mail reader, and can be overridden by the environment
  57  * variable MAILREADER; otherwise an internal pager will be used.
  58  * A stat system call is done on the mailbox every MAILCKFREQ moves.
  59  */
  60 /* #define      MAIL */
  61 #define DEF_MAILREADER  _PATH_MAIL              /* or e.g. /bin/mail */
  62 #define MAILCKFREQ      100
  63
  64
  65 #define SHELL           /* do not delete the '!' command */
  66
  67 #ifdef BSD
  68 #define SUSPEND         /* let ^Z suspend the game */
  69 #endif /* BSD */
  70 #endif /* UNIX */
  71
  72 #ifdef CHDIR
  73 /*
  74  * If you define HACKDIR, then this will be the default playground;
  75  * otherwise it will be the current directory.
  76  */
  77 #ifdef QUEST
  78 #define HACKDIR _PATH_QUEST
  79 #else /* QUEST */
  80 #define HACKDIR _PATH_HACK
  81 #endif /* QUEST */
  82
  83 /*
  84  * Some system administrators are stupid enough to make Hack suid root
  85  * or suid daemon, where daemon has other powers besides that of reading or
  86  * writing Hack files. In such cases one should be careful with chdir's
  87  * since the user might create files in a directory of his choice.
  88  * Of course SECURE is meaningful only if HACKDIR is defined.
  89  */
  90 #define SECURE                  /* do setuid(getuid()) after chdir() */
  91
  92 /*
  93  * If it is desirable to limit the number of people that can play Hack
  94  * simultaneously, define HACKDIR, SECURE and MAX_NR_OF_PLAYERS.
  95  * #define MAX_NR_OF_PLAYERS    100
  96  */
  97 #endif /* CHDIR */
  98
  99 /* size of terminal screen is (at least) (ROWNO+2) by COLNO */
 100 #define COLNO   80
 101 #define ROWNO   22
 102
 103 /*
 104  * small signed integers (8 bits suffice)
 105  *      typedef char    schar;
 106  * will do when you have signed characters; otherwise use
 107  *      typedef short int schar;
 108  */
 109 typedef short   schar;
 110
 111 /*
 112  * small unsigned integers (8 bits suffice - but 7 bits do not)
 113  * - these are usually object types; be careful with inequalities! -
 114  *      typedef unsigned char   uchar;
 115  * will be satisfactory if you have an "unsigned char" type; otherwise use
 116  *      typedef unsigned short int uchar;
 117  */
 118 typedef unsigned char   uchar;
 119
 120 /*
 121  * small integers in the range 0 - 127, usually coordinates
 122  * although they are nonnegative they must not be declared unsigned
 123  * since otherwise comparisons with signed quantities are done incorrectly
 124  */
 125 typedef schar   xchar;
 126 typedef bool    boolean;                /* 0 or 1 */
 127 #define TRUE    1
 128 #define FALSE   0
 129
 130 /*
 131  * Declaration of bitfields in various structs; if your C compiler
 132  * doesnt handle bitfields well, e.g., if it is unable to initialize
 133  * structs containing bitfields, then you might use
 134  *      #define Bitfield(x,n)   uchar x
 135  * since the bitfields used never have more than 7 bits. (Most have 1 bit.)
 136  */
 137 #define Bitfield(x,n)   unsigned x:n
 138
 139 #define SIZE(x) (int)(sizeof(x) / sizeof(x[0]))
 140
 141 #endif /* CONFIG */