/* Header: warp.h,v 7.0.1.2 86/12/12 17:08:42 lwall Exp */

/* Log: warp.h,v
 * Revision 7.0.1.2  86/12/12  17:08:42  lwall
 * Baseline for net release.
 *
 * Revision 7.0.1.1  86/10/16  10:54:26  lwall
 * Added Damage.  Fixed random bugs.
 *
 * Revision 7.0  86/10/08  15:17:55  lwall
 * Split into separate files.  Added amoebas and pirates.
 *
 */

#ifndef WARP_H
#define WARP_H

#include "config.h"     /* generated by Configure script */

#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <sys/ioctl.h>

#include <term.h>
#include <math.h>
#include <stdio.h>
#include <signal.h>
#include <fcntl.h>
#include <ctype.h>
#include <errno.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

/* WARPLIB must be readable and writeable by warp, but not by anyone who you
 * don't trust.  In other words, to set up warp so everyone can play and
 * no one can cheat, give warp a uid of its own and make warp setuid to
 * that uid.  WARPLIB must then NOT be made writeable by the world,
 * since no attempt is made to encrypt saved games or anything.
 * (It must be readable by the world, however, due to a strangeness in
 * access.)
 */

#define SAVEDIR "/var/games/warp"
#define NEWSFILE "warp.news"
#define HELPFILE "warp.doc"
#define LOCKFILE ".warp.lock"
#define LOGFILE "warp.log"
#define SCOREBOARD "warp.top"
#define LSCOREBOARD "warp.lowtop"
#define FSCOREBOARD "warp.funtop"
#define TMPSCOREBOARD "warp.topnew"
#define WARPMACRO "%X/Kbmap.%{TERM}"

/* warp library */
#ifndef WARPLIB         /* ~ and %l only ("~%l" is permissible) */
#   ifdef PRIVLIB
#       define WARPLIB PRIVLIB
#   else
#       define WARPLIB "/usr/games/warp"
#   endif
#endif

EXT char *warplib;

#define PERMMAPS 8      /* how many starmaps are permanent */
#define MAPS 20         /* how many starmaps to choose from */
                        /* (MAPS - PERMMAPS is # of half-gone universes) */

/*
 * Screen size info, minimum screen size is 23x40 (actually 24x80).
 * YSIZE and XSIZE should be relatively prime so that a torpedo launched
 * at an angle will eventually cover the whole screen.
 * To calculate a new position for something:
 * new_position = (current_position + delta + ?SIZE00) % ?SIZE
 * This allows for negative deltas of up to ?SIZE00 (% doesn't work right
 * on negative numbers).
 * ?SIZE01, etc. are fudges for efficiency--they already include a delta.
 */

#define XYSIZE 920
#define XYSIZEx4 3680

#define YSIZE   23
#define YSIZE00 2300
#define YSIZE01 2301
#define YSIZE99 2299

#define XSIZE   40
#define XSIZE00 4000
#define XSIZE01 4001
#define XSIZE99 3999
#define XSIZE02 4002
#define XSIZE98 3998
#define XSIZE03 4003
#define XSIZE97 3997
#define XSIZE08 4008
#define XSIZE92 3992

EXT char amb[YSIZE][XSIZE];

#ifdef WHOAMI
#    include <whoami.h>
#endif

#ifndef isalnum
#   define isalnum(c) (isalpha(c) || isdigit(c))
#endif

#ifdef TERMIO
#   include <termio.h>
#elif defined TERMIOS
#   include <termios.h>
#else
#   include <sgtty.h>
#endif

#include <sys/timeb.h>

#   include <pwd.h>

#define BITSPERBYTE 8
#define LBUFLEN 512     /* line buffer length */

#ifdef pdp11
#   define CBUFLEN 256  /* command buffer length */
#   define PUSHSIZE 128
#else
#   define CBUFLEN 512  /* command buffer length */
#   define PUSHSIZE 256
#endif
#ifdef pdp11
#   define MAXFILENAME 128
#else
#   define MAXFILENAME 512
#endif
#define FINISHCMD 0177

/* some handy defs */

#define Ctl(ch) (ch & 037)

#define strNE(s1,s2) (strcmp(s1,s2))
#define strEQ(s1,s2) (!strcmp(s1,s2))
#define strnNE(s1,s2,l) (strncmp(s1,s2,l))
#define strnEQ(s1,s2,l) (!strncmp(s1,s2,l))

#define sgn(x) ((x) < 0 ? -1 : (x) > 0)

/* Things we can figure out ourselves */

#ifdef SIGPROF
#   define BSD42                /* do we have Berkeley 4.2? */
#endif

#ifdef FIONREAD
#   define PENDING
#else
#   ifdef O_NDELAY
#       define PENDING
#   else
#       ifdef RDCHK
#           define PENDING
#       endif
#   endif
#endif

#define UNLINK(victim) unlink(victim)

/* Valid substitutions for strings marked with % comment are:
 *      %H      Host name (yours)
 *      %L      Login name (yours)
 *      %N      Full name (yours)
 *      %O      Original working directory (where you ran warp from)
 *      %X      Warp library directory
 *      %~      Home directory
 *      %.      Directory containing . files
 *      %$      current process number
 *      %{name} Environment variable "name".  %{name-default} form allowed.
 *      %"prompt"
 *              Print prompt and insert what is typed.
 *      %`command`
 *              Insert output of command.
 *      %(test_text=pattern?if_text:else_text)
 *              Substitute if_text if test_text matches pattern, otherwise
 *              substitute else_text.  Use != for negated match.
 *              % substitutions are done on test_text, if_text, and else_text.
 *              (Note: %() only works if CONDSUB defined.)
 */

/* *** System Dependent Stuff *** */

/* NOTE: many of these are defined in the config.h file */

#ifndef ROOTID
#   define ROOTID 0        /* uid of superuser */
#endif

#   define sigset signal
#   define sigignore(sig) signal(sig,SIG_IGN)

#ifndef LOGDIRFIELD
#   define LOGDIRFIELD 6                /* Which field (origin 1) is the */
                                        /* login directory in /etc/passwd? */
                                        /* (If it is not kept in passwd, */
                                        /* but getpwnam() returns it, */
                                        /* define the symbol GETPWENT) */
#endif
#ifndef GCOSFIELD
#   define GCOSFIELD 5
#endif

/* Undefine any of the following features to save both I and D space */
/* In general, earlier ones are easier to get along without */
/* Pdp11's without split I and D may have to undefine them all */
#define DEBUGGING       /* include debugging code */
#define PUSHBACK        /* macros and keymaps using pushback buffer */
#define CONDSUB         /* allow %(cond?text:text) */
#define BACKTICK        /* allow %`command` */
#define PROMPTTTY       /* allow %"prompt" */
#define GETLOGIN        /* use getlogin() routine as backup to environment */
                        /* variables USER or LOGNAME */
#define TILDENAME       /* allow ~logname expansion */
#define GETWD           /* use our getwd() instead of piped in pwd */
#define SETUIDGID       /* substitute eaccess() for access() so that rn */
                        /* can run setuid or setgid */
                        /* if not setuid or setgid, you don't need it */
#define VERBOSE         /* compile in more informative messages */
#define TERSE           /* compile in shorter messages */

/* some dependencies among options */

#ifndef SETUIDGID
#   define eaccess access
#endif

#ifdef VERBOSE
#   ifdef TERSE
#       define IF(c) if (c)
#       define ELSE else
#   else /* !TERSE */
#       define IF(c)
#       define ELSE
#   endif
#else /* !VERBOSE */
#   ifndef TERSE
#       define TERSE
#   endif
#   define IF(c) "IF" outside of VERBOSE???
#   define ELSE "ELSE" outside of VERBOSE???
#endif

#ifdef DEBUGGING
#   define assert(ex) {if (!(ex)){fprintf(stderr,"Assertion failed: file %s, line %d\r\n", __FILE__, __LINE__);sig_catcher(0);}}
#else
#   define assert(ex) ;
#endif

#define TCSIZE 512      /* capacity for termcap strings */

/* End of Space Conservation Section */

/* More System Dependencies */

/* preferred shell for use in doshell routine */
/*  ksh or sh would be okay here */
#ifndef PREFSHELL
#   define PREFSHELL "/bin/csh"
#endif

/* path to fastest starting shell */
#ifndef SH
#   define SH "/bin/sh"
#endif

/* location of macro file */
#ifndef WARPMACRO
#   ifdef PUSHBACK
#       define WARPMACRO "%./.warpmac"
#   endif
#endif

/* location of full name */
#ifndef FULLNAMEFILE
#   ifndef PASSNAMES
#       define FULLNAMEFILE "%./.fullname"
#   endif
#endif

/* a motd-like file for warp */
#ifndef WARPNEWSNAME            /* % and ~ */
#   define WARPNEWSNAME "%X/warp.news"
#endif

/* typedefs */

/* *** end of the machine dependent stuff *** */

/* GLOBAL THINGS */

/* file statistics area */

EXT struct stat filestat;

/* various things of type char */

EXT char buf[LBUFLEN+1];        /* general purpose line buffer */

EXT char *cwd INIT(NULL);               /* current working directory */

/* switches */

#ifdef DEBUGGING
    EXT int debug INIT(0);                              /* -D */
#   define DEB_FILEXP 64
#endif

#ifdef VERBOSE
#   ifdef TERSE
        EXT bool verbose INIT(true);                    /* +t */
#   endif
#endif

/* miscellania */

EXT FILE *tmpfp INIT(NULL);     /* scratch fp */

#define NOMARKING 0
#define STANDOUT 1
#define UNDERLINE 2

/* Factored strings */

EXT char nullstr[] INIT("");
EXT char readerr[] INIT("warp read error");
EXT char cantopen[] INIT("Can't open %s\r\n");

#ifdef VERBOSE
#define NOCD "Can't chdir to directory %s\r\n"
#else
#define NOCD "Can't find %s\r\n"
#endif

EXT bool justonemoretime INIT(true);
EXT bool keepgoing INIT(true);

EXT bool friendspec INIT(false);
EXT bool piratespec INIT(false);
EXT bool amoebaspec INIT(false);
EXT bool starspec INIT(false);
EXT bool klingspec INIT(false);
EXT bool apolspec INIT(false);
EXT bool crushspec INIT(false);
EXT bool romspec INIT(false);
EXT bool prespec INIT(false);
EXT bool tholspec INIT(false);
EXT bool gornspec INIT(false);
EXT bool beginner INIT(false);
EXT bool massacre INIT(false);
EXT bool lowspeed INIT(false);
EXT bool debugging INIT(false);
EXT bool didkill INIT(false);
EXT bool experimenting INIT(false);
EXT bool scorespec INIT(false);
EXT bool metakey INIT(false);

EXT bool bombed_out;
EXT int panic INIT(0);
EXT bool madgorns;

EXT int madfriends;

EXT int inumpirates;
EXT int numpirates;
EXT int inumfriends;
EXT int numfriends;
EXT int inumamoebas;
EXT int numamoebas;
EXT int inumstars;
EXT int numstars;
EXT int inumenemies;
EXT int numenemies;
EXT int inumroms;
EXT int inumthols;
EXT int inumapollos;
EXT int numapollos;
EXT int apolloflag;
EXT int inumcrushes;
EXT int numcrushes;
EXT int inumgorns;
EXT int numgorns;
EXT int deados;
EXT int deadmudds;
EXT int smarts;
EXT int ismarts INIT(0);
EXT int numos INIT(0);
EXT int numxes INIT(0);
EXT int ient;
EXT int numents;
EXT int ibase;
EXT int numbases;
EXT int inuminhab;
EXT int numinhab;
EXT int wave;
EXT int cumsmarts;
EXT int prescene INIT(-1);
EXT int scandist;
EXT int antibase;
EXT int sm35;
EXT int sm45;
EXT int sm50;
EXT int sm55;
EXT int sm80;
EXT int sm95;
EXT int entmax;
EXT int basemax;
EXT int enemshields;
EXT int super;
EXT int whenok;
EXT int yamblast;
EXT int xamblast;
EXT int ambsize;

EXT char spbuf[1024];

#endif