written by David Riggle and Edward Wang; add Berkeley specific copyright

[unix-history] / usr / src / games / sail / pl_4.c

/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/

#ifndef lint
static char sccsid[] = "@(#)pl_4.c      5.2 (Berkeley) %G%";
#endif /* not lint */

#include "player.h"

changesail()
{
       int rig, full;

       rig = mc->rig1;
       full = mf->FS;
       if (windspeed == 6 || windspeed == 5 && mc->class > 4)
               rig = 0;
       if (mc->crew3 && rig) {
               if (!full) {
                       if (sgetch("Increase to Full sails? ",
                               (struct ship *)0, 1) == 'y') {
                               changed = 1;
                               Write(W_FS, ms, 0, 1, 0, 0, 0);
                       }
               } else {
                       if (sgetch("Reduce to Battle sails? ",
                               (struct ship *)0, 1) == 'y') {
                               Write(W_FS, ms, 0, 0, 0, 0, 0);
                               changed = 1;
                       }
               }
       } else if (!rig)
               Signal("Sails rent to pieces", (struct ship *)0);
}

acceptsignal()
{
       char buf[60];
       register char *p = buf;

       *p++ = '"';
       sgetstr("Message? ", p, sizeof buf - 2);
       while (*p++)
               ;
       p[-1] = '"';
       *p = 0;
       Write(W_SIGNAL, ms, 1, (int)buf, 0, 0, 0);
}

lookout()
{
       register struct ship *sp;
       char buf[3];
       register char c;

       sgetstr("What ship? ", buf, sizeof buf);
       foreachship(sp) {
               c = *countryname[sp->nationality];
               if ((c == *buf || tolower(c) == *buf || colours(sp) == *buf)
                   && (sp->file->stern == buf[1] || sterncolour(sp) == buf[1]
                       || buf[1] == '?')) {
                       eyeball(sp);
               }
       }
}

char *
saywhat(sp, flag)
register struct ship *sp;
char flag;
{
       if (sp->file->captain[0])
               return sp->file->captain;
       else if (sp->file->struck)
               return "(struck)";
       else if (sp->file->captured != 0)
               return "(captured)";
       else if (flag)
               return "(available)";
       else
               return "(computer)";
}

eyeball(ship)
register struct ship *ship;
{
       int i;

       if (ship->file->dir != 0) {
               Signal("Sail ho! (range %d, %s)",
                       (struct ship *)0, range(ms, ship), saywhat(ship, 0));
               i = portside(ms, ship, 1) - mf->dir;
               if (i <= 0)
                       i += 8;
               Signal("%s (%c%c) %s %s %s.",
                       ship, countryname[ship->nationality],
                       classname[ship->specs->class], directionname[i]);
       }
}