warp/warp.h

   1 /* Header: warp.h,v 7.0.1.2 86/12/12 17:08:42 lwall Exp */
   2
   3 /* Log: warp.h,v
   4  * Revision 7.0.1.2  86/12/12  17:08:42  lwall
   5  * Baseline for net release.
   6  *
   7  * Revision 7.0.1.1  86/10/16  10:54:26  lwall
   8  * Added Damage.  Fixed random bugs.
   9  *
  10  * Revision 7.0  86/10/08  15:17:55  lwall
  11  * Split into separate files.  Added amoebas and pirates.
  12  *
  13  */
  14
  15 #ifndef WARP_H
  16 #define WARP_H
  17
  18 #include "config.h"     /* generated by Configure script */
  19
  20 #include <sys/types.h>
  21 #include <sys/stat.h>
  22 #include <sys/param.h>
  23 #include <sys/ioctl.h>
  24
  25 #include <term.h>
  26 #include <math.h>
  27 #include <stdio.h>
  28 #include <signal.h>
  29 #include <fcntl.h>
  30 #include <ctype.h>
  31 #include <errno.h>
  32 #include <stdbool.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35 #include <unistd.h>
  36
  37 /* WARPLIB must be readable and writeable by warp, but not by anyone who you
  38  * don't trust.  In other words, to set up warp so everyone can play and
  39  * no one can cheat, give warp a uid of its own and make warp setuid to
  40  * that uid.  WARPLIB must then NOT be made writeable by the world,
  41  * since no attempt is made to encrypt saved games or anything.
  42  * (It must be readable by the world, however, due to a strangeness in
  43  * access.)
  44  */
  45
  46 #define SAVEDIR "/var/games/warp"
  47 #define NEWSFILE "warp.news"
  48 #define HELPFILE "warp.doc"
  49 #define LOCKFILE ".warp.lock"
  50 #define LOGFILE "warp.log"
  51 #define SCOREBOARD "warp.top"
  52 #define LSCOREBOARD "warp.lowtop"
  53 #define FSCOREBOARD "warp.funtop"
  54 #define TMPSCOREBOARD "warp.topnew"
  55 #define WARPMACRO "%X/Kbmap.%{TERM}"
  56
  57 /* warp library */
  58 #ifndef WARPLIB         /* ~ and %l only ("~%l" is permissable) */
  59 #   ifdef PRIVLIB
  60 #       define WARPLIB PRIVLIB
  61 #   else
  62 #       define WARPLIB "/usr/games/warp"
  63 #   endif
  64 #endif
  65
  66 EXT char *warplib;
  67
  68 #define PERMMAPS 8      /* how many starmaps are permanent */
  69 #define MAPS 20         /* how many starmaps to choose from */
  70                         /* (MAPS - PERMMAPS is # of half-gone universes) */
  71
  72 /*
  73  * Screen size info, minimum screen size is 23x40 (actually 24x80).
  74  * YSIZE and XSIZE should be relatively prime so that a torpedo launched
  75  * at an angle will eventually cover the whole screen.
  76  * To calculate a new position for something:
  77  * new_position = (current_position + delta + ?SIZE00) % ?SIZE
  78  * This allows for negative deltas of up to ?SIZE00 (% doesn't work right
  79  * on negative numbers).
  80  * ?SIZE01, etc. are fudges for efficiency--they already include a delta.
  81  */
  82
  83 #define XYSIZE 920
  84 #define XYSIZEx4 3680
  85
  86 #define YSIZE   23
  87 #define YSIZE00 2300
  88 #define YSIZE01 2301
  89 #define YSIZE99 2299
  90
  91 #define XSIZE   40
  92 #define XSIZE00 4000
  93 #define XSIZE01 4001
  94 #define XSIZE99 3999
  95 #define XSIZE02 4002
  96 #define XSIZE98 3998
  97 #define XSIZE03 4003
  98 #define XSIZE97 3997
  99 #define XSIZE08 4008
 100 #define XSIZE92 3992
 101
 102 EXT char amb[YSIZE][XSIZE];
 103
 104 #ifdef WHOAMI
 105 #    include <whoami.h>
 106 #endif
 107
 108 #ifndef isalnum
 109 #   define isalnum(c) (isalpha(c) || isdigit(c))
 110 #endif
 111
 112 #ifdef TERMIO
 113 #   include <termio.h>
 114 #elif defined TERMIOS
 115 #   include <termios.h>
 116 #else
 117 #   include <sgtty.h>
 118 #endif
 119
 120 #include <sys/timeb.h>
 121
 122 #   include <pwd.h>
 123
 124 #define BITSPERBYTE 8
 125 #define LBUFLEN 512     /* line buffer length */
 126
 127 #ifdef pdp11
 128 #   define CBUFLEN 256  /* command buffer length */
 129 #   define PUSHSIZE 128
 130 #else
 131 #   define CBUFLEN 512  /* command buffer length */
 132 #   define PUSHSIZE 256
 133 #endif
 134 #ifdef pdp11
 135 #   define MAXFILENAME 128
 136 #else
 137 #   define MAXFILENAME 512
 138 #endif
 139 #define FINISHCMD 0177
 140
 141 /* some handy defs */
 142
 143 #define Ctl(ch) (ch & 037)
 144
 145 #define strNE(s1,s2) (strcmp(s1,s2))
 146 #define strEQ(s1,s2) (!strcmp(s1,s2))
 147 #define strnNE(s1,s2,l) (strncmp(s1,s2,l))
 148 #define strnEQ(s1,s2,l) (!strncmp(s1,s2,l))
 149
 150 #define sgn(x) ((x) < 0 ? -1 : (x) > 0)
 151
 152 /* Things we can figure out ourselves */
 153
 154 #ifdef SIGPROF
 155 #   define BSD42                /* do we have Berkeley 4.2? */
 156 #endif
 157
 158 #ifdef FIONREAD
 159 #   define PENDING
 160 #else
 161 #   ifdef O_NDELAY
 162 #       define PENDING
 163 #   else
 164 #       ifdef RDCHK
 165 #           define PENDING
 166 #       endif
 167 #   endif
 168 #endif
 169
 170 #define UNLINK(victim) unlink(victim)
 171
 172 /* Valid substitutions for strings marked with % comment are:
 173  *      %H      Host name (yours)
 174  *      %L      Login name (yours)
 175  *      %N      Full name (yours)
 176  *      %O      Original working directory (where you ran warp from)
 177  *      %X      Warp library directory
 178  *      %~      Home directory
 179  *      %.      Directory containing . files
 180  *      %$      current process number
 181  *      %{name} Environment variable "name".  %{name-default} form allowed.
 182  *      %"prompt"
 183  *              Print prompt and insert what is typed.
 184  *      %`command`
 185  *              Insert output of command.
 186  *      %(test_text=pattern?if_text:else_text)
 187  *              Substitute if_text if test_text matches pattern, otherwise
 188  *              substitute else_text.  Use != for negated match.
 189  *              % substitutions are done on test_text, if_text, and else_text.
 190  *              (Note: %() only works if CONDSUB defined.)
 191  */
 192
 193 /* *** System Dependent Stuff *** */
 194
 195 /* NOTE: many of these are defined in the config.h file */
 196
 197 #ifndef ROOTID
 198 #   define ROOTID 0        /* uid of superuser */
 199 #endif
 200
 201 #   define sigset signal
 202 #   define sigignore(sig) signal(sig,SIG_IGN)
 203
 204 #ifndef LOGDIRFIELD
 205 #   define LOGDIRFIELD 6                /* Which field (origin 1) is the */
 206                                         /* login directory in /etc/passwd? */
 207                                         /* (If it is not kept in passwd, */
 208                                         /* but getpwnam() returns it, */
 209                                         /* define the symbol GETPWENT) */
 210 #endif
 211 #ifndef GCOSFIELD
 212 #   define GCOSFIELD 5
 213 #endif
 214
 215 /* Undefine any of the following features to save both I and D space */
 216 /* In general, earlier ones are easier to get along without */
 217 /* Pdp11's without split I and D may have to undefine them all */
 218 #define DEBUGGING       /* include debugging code */
 219 #define PUSHBACK        /* macros and keymaps using pushback buffer */
 220 #define CONDSUB         /* allow %(cond?text:text) */
 221 #define BACKTICK        /* allow %`command` */
 222 #define PROMPTTTY       /* allow %"prompt" */
 223 #define GETLOGIN        /* use getlogin() routine as backup to environment */
 224                         /* variables USER or LOGNAME */
 225 #define TILDENAME       /* allow ~logname expansion */
 226 #define GETWD           /* use our getwd() instead of piped in pwd */
 227 #define SETUIDGID       /* substitute eaccess() for access() so that rn */
 228                         /* can run setuid or setgid */
 229                         /* if not setuid or setgid, you don't need it */
 230 #define VERBOSE         /* compile in more informative messages */
 231 #define TERSE           /* compile in shorter messages */
 232
 233 /* some dependencies among options */
 234
 235 #ifndef SETUIDGID
 236 #   define eaccess access
 237 #endif
 238
 239 #ifdef VERBOSE
 240 #   ifdef TERSE
 241 #       define IF(c) if (c)
 242 #       define ELSE else
 243 #   else /* !TERSE */
 244 #       define IF(c)
 245 #       define ELSE
 246 #   endif
 247 #else /* !VERBOSE */
 248 #   ifndef TERSE
 249 #       define TERSE
 250 #   endif
 251 #   define IF(c) "IF" outside of VERBOSE???
 252 #   define ELSE "ELSE" outside of VERBOSE???
 253 #endif
 254
 255 #ifdef DEBUGGING
 256 #   define assert(ex) {if (!(ex)){fprintf(stderr,"Assertion failed: file %s, line %d\r\n", __FILE__, __LINE__);sig_catcher(0);}}
 257 #else
 258 #   define assert(ex) ;
 259 #endif
 260
 261 #define TCSIZE 512      /* capacity for termcap strings */
 262
 263 /* End of Space Conservation Section */
 264
 265 /* More System Dependencies */
 266
 267 /* preferred shell for use in doshell routine */
 268 /*  ksh or sh would be okay here */
 269 #ifndef PREFSHELL
 270 #   define PREFSHELL "/bin/csh"
 271 #endif
 272
 273 /* path to fastest starting shell */
 274 #ifndef SH
 275 #   define SH "/bin/sh"
 276 #endif
 277
 278 /* location of macro file */
 279 #ifndef WARPMACRO
 280 #   ifdef PUSHBACK
 281 #       define WARPMACRO "%./.warpmac"
 282 #   endif
 283 #endif
 284
 285 /* location of full name */
 286 #ifndef FULLNAMEFILE
 287 #   ifndef PASSNAMES
 288 #       define FULLNAMEFILE "%./.fullname"
 289 #   endif
 290 #endif
 291
 292 /* a motd-like file for warp */
 293 #ifndef WARPNEWSNAME            /* % and ~ */
 294 #   define WARPNEWSNAME "%X/warp.news"
 295 #endif
 296
 297 /* typedefs */
 298
 299 /* *** end of the machine dependent stuff *** */
 300
 301 /* GLOBAL THINGS */
 302
 303 /* file statistics area */
 304
 305 EXT struct stat filestat;
 306
 307 /* various things of type char */
 308
 309 EXT char buf[LBUFLEN+1];        /* general purpose line buffer */
 310
 311 EXT char *cwd INIT(NULL);               /* current working directory */
 312
 313 /* switches */
 314
 315 #ifdef DEBUGGING
 316     EXT int debug INIT(0);                              /* -D */
 317 #   define DEB_FILEXP 64
 318 #endif
 319
 320 #ifdef VERBOSE
 321 #   ifdef TERSE
 322         EXT bool verbose INIT(true);                    /* +t */
 323 #   endif
 324 #endif
 325
 326 /* miscellania */
 327
 328 EXT FILE *tmpfp INIT(NULL);     /* scratch fp */
 329
 330 #define NOMARKING 0
 331 #define STANDOUT 1
 332 #define UNDERLINE 2
 333
 334 /* Factored strings */
 335
 336 EXT char nullstr[] INIT("");
 337 EXT char readerr[] INIT("warp read error");
 338 EXT char cantopen[] INIT("Can't open %s\r\n");
 339
 340 #ifdef VERBOSE
 341 #define NOCD "Can't chdir to directory %s\r\n"
 342 #else
 343 #define NOCD "Can't find %s\r\n"
 344 #endif
 345
 346 EXT bool justonemoretime INIT(true);
 347 EXT bool keepgoing INIT(true);
 348
 349 EXT bool friendspec INIT(false);
 350 EXT bool piratespec INIT(false);
 351 EXT bool amoebaspec INIT(false);
 352 EXT bool starspec INIT(false);
 353 EXT bool klingspec INIT(false);
 354 EXT bool apolspec INIT(false);
 355 EXT bool crushspec INIT(false);
 356 EXT bool romspec INIT(false);
 357 EXT bool prespec INIT(false);
 358 EXT bool tholspec INIT(false);
 359 EXT bool gornspec INIT(false);
 360 EXT bool beginner INIT(false);
 361 EXT bool massacre INIT(false);
 362 EXT bool lowspeed INIT(false);
 363 EXT bool debugging INIT(false);
 364 EXT bool didkill INIT(false);
 365 EXT bool experimenting INIT(false);
 366 EXT bool scorespec INIT(false);
 367 EXT bool metakey INIT(false);
 368
 369 EXT bool bombed_out;
 370 EXT int panic INIT(0);
 371 EXT bool madgorns;
 372
 373 EXT int madfriends;
 374
 375 EXT int inumpirates;
 376 EXT int numpirates;
 377 EXT int inumfriends;
 378 EXT int numfriends;
 379 EXT int inumamoebas;
 380 EXT int numamoebas;
 381 EXT int inumstars;
 382 EXT int numstars;
 383 EXT int inumenemies;
 384 EXT int numenemies;
 385 EXT int inumroms;
 386 EXT int inumthols;
 387 EXT int inumapollos;
 388 EXT int numapollos;
 389 EXT int apolloflag;
 390 EXT int inumcrushes;
 391 EXT int numcrushes;
 392 EXT int inumgorns;
 393 EXT int numgorns;
 394 EXT int deados;
 395 EXT int deadmudds;
 396 EXT int smarts;
 397 EXT int ismarts INIT(0);
 398 EXT int numos INIT(0);
 399 EXT int numxes INIT(0);
 400 EXT int ient;
 401 EXT int numents;
 402 EXT int ibase;
 403 EXT int numbases;
 404 EXT int inuminhab;
 405 EXT int numinhab;
 406 EXT int wave;
 407 EXT int cumsmarts;
 408 EXT int prescene INIT(-1);
 409 EXT int scandist;
 410 EXT int antibase;
 411 EXT int sm35;
 412 EXT int sm45;
 413 EXT int sm50;
 414 EXT int sm55;
 415 EXT int sm80;
 416 EXT int sm95;
 417 EXT int entmax;
 418 EXT int basemax;
 419 EXT int enemshields;
 420 EXT int super;
 421 EXT int whenok;
 422 EXT int yamblast;
 423 EXT int xamblast;
 424 EXT int ambsize;
 425
 426 EXT char spbuf[1024];
 427
 428 #endif