games/sail/pl_5.c

   1 /*      $NetBSD: pl_5.c,v 1.24 2009/03/15 00:35:42 dholland Exp $       */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 #ifndef lint
  34 #if 0
  35 static char sccsid[] = "@(#)pl_5.c      8.1 (Berkeley) 5/31/93";
  36 #else
  37 __RCSID("$NetBSD: pl_5.c,v 1.24 2009/03/15 00:35:42 dholland Exp $");
  38 #endif
  39 #endif /* not lint */
  40
  41 #include <ctype.h>
  42 #include <signal.h>
  43 #include <stdio.h>
  44 #include <string.h>
  45 #include "extern.h"
  46 #include "player.h"
  47 #include "display.h"
  48
  49 #define turnfirst(x) (*x == 'r' || *x == 'l')
  50
  51 static void parties(struct ship *, int *, int, int);
  52
  53 void
  54 acceptmove(void)
  55 {
  56         int ta;
  57         int ma;
  58         bool af;
  59         bool moved = false;
  60         int vma, dir;
  61         char promptstr[60];
  62         char buf[60], last = '\0';
  63         char *p;
  64
  65         if (!mc->crew3 || snagged(ms) || !windspeed) {
  66                 Msg("Unable to move");
  67                 return;
  68         }
  69
  70         ta = maxturns(ms, &af);
  71         ma = maxmove(ms, mf->dir, 0);
  72         snprintf(promptstr, sizeof(promptstr),
  73                 "move (%d,%c%d): ", ma, af ? '\'' : ' ', ta);
  74         sgetstr(promptstr, buf, sizeof buf);
  75         dir = mf->dir;
  76         vma = ma;
  77         for (p = buf; *p; p++)
  78                 switch (*p) {
  79                 case 'l':
  80                         dir -= 2;
  81                 case 'r':
  82                         if (++dir == 0)
  83                                 dir = 8;
  84                         else if (dir == 9)
  85                                 dir = 1;
  86                         if (last == 't') {
  87                                 Msg("Ship can't turn that fast.");
  88                                 *p-- = '\0';
  89                         }
  90                         last = 't';
  91                         ma--;
  92                         ta--;
  93                         vma = min(ma, maxmove(ms, dir, 0));
  94                         if ((ta < 0 && moved) || (vma < 0 && moved))
  95                                 *p-- = '\0';
  96                         break;
  97                 case 'b':
  98                         ma--;
  99                         vma--;
 100                         last = 'b';
 101                         if ((ta < 0 && moved) || (vma < 0 && moved))
 102                                 *p-- = '\0';
 103                         break;
 104                 case '0':
 105                 case 'd':
 106                         *p-- = '\0';
 107                         break;
 108                 case '\n':
 109                         *p-- = '\0';
 110                         break;
 111                 case '1': case '2': case '3': case '4':
 112                 case '5': case '6': case '7':
 113                         if (last == '0') {
 114                                 Msg("Can't move that fast.");
 115                                 *p-- = '\0';
 116                         }
 117                         last = '0';
 118                         moved = true;
 119                         ma -= *p - '0';
 120                         vma -= *p - '0';
 121                         if ((ta < 0 && moved) || (vma < 0 && moved))
 122                                 *p-- = '\0';
 123                         break;
 124                 default:
 125                         if (!isspace((unsigned char)*p)) {
 126                                 Msg("Input error.");
 127                                 *p-- = '\0';
 128                         }
 129                 }
 130         if ((ta < 0 && moved) || (vma < 0 && moved)
 131             || (af && turnfirst(buf) && moved)) {
 132                 Msg("Movement error.");
 133                 if (ta < 0 && moved) {
 134                         if (mf->FS == 1) {
 135                                 send_fs(ms, 0);
 136                                 Msg("No hands to set full sails.");
 137                         }
 138                 } else if (ma >= 0)
 139                         buf[1] = '\0';
 140         }
 141         if (af && !moved) {
 142                 if (mf->FS == 1) {
 143                         send_fs(ms, 0);
 144                         Msg("No hands to set full sails.");
 145                 }
 146         }
 147         if (*buf)
 148                 strlcpy(movebuf, buf, sizeof(movebuf));
 149         else
 150                 strlcpy(movebuf, "d", sizeof(movebuf));
 151         send_move(ms, movebuf);
 152         Msg("Helm: %s.", movebuf);
 153 }
 154
 155 void
 156 acceptboard(void)
 157 {
 158         struct ship *sp;
 159         int n;
 160         int crew[3];
 161         int men = 0;
 162         char c;
 163
 164         crew[0] = mc->crew1;
 165         crew[1] = mc->crew2;
 166         crew[2] = mc->crew3;
 167         for (n = 0; n < NBP; n++) {
 168                 if (mf->OBP[n].turnsent)
 169                             men += mf->OBP[n].mensent;
 170         }
 171         for (n = 0; n < NBP; n++) {
 172                 if (mf->DBP[n].turnsent)
 173                             men += mf->DBP[n].mensent;
 174         }
 175         if (men) {
 176                 crew[0] = men/100 ? 0 : crew[0] != 0;
 177                 crew[1] = (men%100)/10 ? 0 : crew[1] != 0;
 178                 crew[2] = men%10 ? 0 : crew[2] != 0;
 179         } else {
 180                 crew[0] = crew[0] != 0;
 181                 crew[1] = crew[1] != 0;
 182                 crew[2] = crew[2] != 0;
 183         }
 184         foreachship(sp) {
 185                 if (sp == ms || sp->file->dir == 0 || range(ms, sp) > 1)
 186                         continue;
 187                 if (ms->nationality == capship(sp)->nationality)
 188                         continue;
 189                 if (meleeing(ms, sp) && crew[2]) {
 190                         c = sgetch("How many more to board the $$? ",
 191                                 sp, 1);
 192                         parties(sp, crew, 0, c);
 193                 } else if ((fouled2(ms, sp) || grappled2(ms, sp)) && crew[2]) {
 194                         c = sgetch("Crew sections to board the $$ (3 max) ?",
 195                                    sp, 1);
 196                         parties(sp, crew, 0, c);
 197                 }
 198         }
 199         if (crew[2]) {
 200                 c = sgetch("How many sections to repel boarders? ",
 201                         (struct ship *)0, 1);
 202                 parties(ms, crew, 1, c);
 203         }
 204 }
 205
 206 static void
 207 parties(struct ship *to, int *crew, int isdefense, int buf)
 208 {
 209         int k, j, men;
 210         struct BP *ptr;
 211         int temp[3];
 212
 213         for (k = 0; k < 3; k++)
 214                 temp[k] = crew[k];
 215         if (isdigit(buf)) {
 216                 ptr = isdefense ? to->file->DBP : to->file->OBP;
 217                 for (j = 0; j < NBP && ptr[j].turnsent; j++)
 218                         ;
 219                 if (j < NBP && !ptr[j].turnsent && buf > '0') {
 220                         men = 0;
 221                         for (k = 0; k < 3 && buf > '0'; k++) {
 222                                 men += crew[k]
 223                                         * (k == 0 ? 100 : (k == 1 ? 10 : 1));
 224                                 crew[k] = 0;
 225                                 if (men)
 226                                         buf--;
 227                         }
 228                         if (buf > '0')
 229                                 Msg("Sending all crew sections.");
 230                         if (isdefense) {
 231                                 send_dbp(ms, j, turn, to->file->index, men);
 232                         } else {
 233                                 send_obp(ms, j, turn, to->file->index, men);
 234                         }
 235                         if (isdefense) {
 236                                 for (k=0; k < NBP; k++)
 237                                         display_set_dbp(k,
 238                                                          temp[k] && !crew[k]);
 239                                 makemsg(ms, "repelling boarders");
 240                         } else {
 241                                 for (k=0; k < NBP; k++)
 242                                         display_set_obp(k,
 243                                                          temp[k] && !crew[k]);
 244                                 makesignal(ms, "boarding the $$", to);
 245                         }
 246                 } else
 247                         Msg("Sending no crew sections.");
 248         }
 249 }