386BSD 0.1 development
[unix-history] / usr / othersrc / games / sail / pl_main.c
CommitLineData
65717166
WJ
1/*
2 * Copyright (c) 1983 Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef lint
35static char sccsid[] = "@(#)pl_main.c 5.5 (Berkeley) 2/28/91";
36#endif /* not lint */
37
38#include "player.h"
39#include <sys/types.h>
40#include <sys/wait.h>
41
42void choke(), child();
43
44/*ARGSUSED*/
45pl_main()
46{
47
48 if (!SCREENTEST()) {
49 printf("Can't sail on this terminal.\n");
50 exit(1);
51 }
52 initialize();
53 Signal("Aye aye, Sir", (struct ship *)0);
54 play();
55 return 0; /* for lint, play() never returns */
56}
57
58initialize()
59{
60 register struct File *fp;
61 register struct ship *sp;
62 char captain[80];
63 char message[60];
64 int load;
65 register int n;
66 char *nameptr;
67 int nat[NNATION];
68
69 if (game < 0) {
70 (void) puts("Choose a scenario:\n");
71 (void) puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE");
72 for (n = 0; n < NSCENE; n++) {
73 /* ( */
74 printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels,
75 sync_exists(n) ? "YES" : "no",
76 scene[n].name);
77 }
78reprint:
79 printf("\nScenario number? ");
80 (void) fflush(stdout);
81 (void) scanf("%d", &game);
82 while (getchar() != '\n')
83 ;
84 }
85 if (game < 0 || game >= NSCENE) {
86 (void) puts("Very funny.");
87 exit(1);
88 }
89 cc = &scene[game];
90 ls = SHIP(cc->vessels);
91
92 for (n = 0; n < NNATION; n++)
93 nat[n] = 0;
94 foreachship(sp) {
95 if (sp->file == NULL &&
96 (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
97 (void) puts("OUT OF MEMORY");
98 exit(1);
99 }
100 sp->file->index = sp - SHIP(0);
101 sp->file->stern = nat[sp->nationality]++;
102 sp->file->dir = sp->shipdir;
103 sp->file->row = sp->shiprow;
104 sp->file->col = sp->shipcol;
105 }
106 windspeed = cc->windspeed;
107 winddir = cc->winddir;
108
109 (void) signal(SIGHUP, choke);
110 (void) signal(SIGINT, choke);
111
112 hasdriver = sync_exists(game);
113 if (sync_open() < 0) {
114 perror("sail: syncfile");
115 exit(1);
116 }
117
118 if (hasdriver) {
119 (void) puts("Synchronizing with the other players...");
120 (void) fflush(stdout);
121 if (Sync() < 0)
122 leave(LEAVE_SYNC);
123 }
124 for (;;) {
125 foreachship(sp)
126 if (sp->file->captain[0] == 0 && !sp->file->struck
127 && sp->file->captured == 0)
128 break;
129 if (sp >= ls) {
130 (void) puts("All ships taken in that scenario.");
131 foreachship(sp)
132 free((char *)sp->file);
133 sync_close(0);
134 people = 0;
135 goto reprint;
136 }
137 if (randomize) {
138 player = sp - SHIP(0);
139 } else {
140 printf("%s\n\n", cc->name);
141 foreachship(sp)
142 printf(" %2d: %-10s %-15s (%-2d pts) %s\n",
143 sp->file->index,
144 countryname[sp->nationality],
145 sp->shipname,
146 sp->specs->pts,
147 saywhat(sp, 1));
148 printf("\nWhich ship (0-%d)? ", cc->vessels-1);
149 (void) fflush(stdout);
150 if (scanf("%d", &player) != 1 || player < 0
151 || player >= cc->vessels) {
152 while (getchar() != '\n')
153 ;
154 (void) puts("Say what?");
155 player = -1;
156 } else
157 while (getchar() != '\n')
158 ;
159 }
160 if (player < 0)
161 continue;
162 if (Sync() < 0)
163 leave(LEAVE_SYNC);
164 fp = SHIP(player)->file;
165 if (fp->captain[0] || fp->struck || fp->captured != 0)
166 (void) puts("That ship is taken.");
167 else
168 break;
169 }
170
171 ms = SHIP(player);
172 mf = ms->file;
173 mc = ms->specs;
174
175 Write(W_BEGIN, ms, 0, 0, 0, 0, 0);
176 if (Sync() < 0)
177 leave(LEAVE_SYNC);
178
179 (void) signal(SIGCHLD, child);
180 if (!hasdriver)
181 switch (fork()) {
182 case 0:
183 longjmp(restart, MODE_DRIVER);
184 /*NOTREACHED*/
185 case -1:
186 perror("fork");
187 leave(LEAVE_FORK);
188 break;
189 default:
190 hasdriver++;
191 }
192
193 printf("Your ship is the %s, a %d gun %s (%s crew).\n",
194 ms->shipname, mc->guns, classname[mc->class],
195 qualname[mc->qual]);
196 if ((nameptr = (char *) getenv("SAILNAME")) && *nameptr)
197 (void) strncpy(captain, nameptr, sizeof captain);
198 else {
199 (void) printf("Your name, Captain? ");
200 (void) fflush(stdout);
201 (void) gets(captain);
202 if (!*captain)
203 (void) strcpy(captain, "no name");
204 }
205 captain[sizeof captain - 1] = '\0';
206 Write(W_CAPTAIN, ms, 1, (int)captain, 0, 0, 0);
207 for (n = 0; n < 2; n++) {
208 char buf[10];
209
210 printf("\nInitial broadside %s (grape, chain, round, double): ",
211 n ? "right" : "left");
212 (void) fflush(stdout);
213 (void) scanf("%s", buf);
214 switch (*buf) {
215 case 'g':
216 load = L_GRAPE;
217 break;
218 case 'c':
219 load = L_CHAIN;
220 break;
221 case 'r':
222 load = L_ROUND;
223 break;
224 case 'd':
225 load = L_DOUBLE;
226 break;
227 default:
228 load = L_ROUND;
229 }
230 if (n) {
231 mf->loadR = load;
232 mf->readyR = R_LOADED|R_INITIAL;
233 } else {
234 mf->loadL = load;
235 mf->readyL = R_LOADED|R_INITIAL;
236 }
237 }
238
239 initscreen();
240 draw_board();
241 (void) sprintf(message, "Captain %s assuming command", captain);
242 Write(W_SIGNAL, ms, 1, (int)message, 0, 0, 0);
243 newturn();
244}