text: /*-
   * Copyright (c) 1983, 1993
   *	The Regents of the University of California.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. Neither the name of the University nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * @(#)pl_main.c	8.1 (Berkeley) 5/31/93
   * $FreeBSD: src/games/sail/pl_main.c,v 1.6 1999/11/30 03:49:38 billf Exp $
   * $DragonFly: src/games/sail/pl_main.c,v 1.4 2006/09/03 17:33:13 pavalos Exp $
   */
  
  #include <sys/types.h>
  #include <sys/wait.h>
  #include "player.h"
  
  static void initialize(void);
  
  /*ARGSUSED*/
  int
  pl_main(void)
  {
  
  	if (!SCREENTEST()) {
  		printf("Can't sail on this terminal.\n");
  		exit(1);
  	}
  	initialize();
  	Signal("Aye aye, Sir", NULL);
  	play();
  	return 0;			/* for lint,  play() never returns */
  }
  
  static void
  initialize(void)
  {
  	struct File *fp;
  	struct ship *sp;
  	char captain[80];
  	char message[60];
  	int load;
  	int n;
  	char *nameptr;
  	int nat[NNATION];
  
  	if (game < 0) {
  		puts("Choose a scenario:\n");
  		puts("\n\tNUMBER\tSHIPS\tIN PLAY\tTITLE");
  		for (n = 0; n < NSCENE; n++) {
  			/* ( */
  			printf("\t%d):\t%d\t%s\t%s\n", n, scene[n].vessels,
  				sync_exists(n) ? "YES" : "no",
  				scene[n].name);
  		}
  reprint:
  		printf("\nScenario number? ");
  		fflush(stdout);
  		scanf("%d", &game);
  		while (getchar() != '\n')
  			;
  	}
  	if (game < 0 || game >= NSCENE) {
  		puts("Very funny.");
  		exit(1);
  	}
  	cc = &scene[game];
  	ls = SHIP(cc->vessels);
  
  	for (n = 0; n < NNATION; n++)
  		nat[n] = 0;
  	foreachship(sp) {
  		if (sp->file == NULL &&
  		    (sp->file = calloc(1, sizeof (struct File))) == NULL) {
  			puts("OUT OF MEMORY");
  			exit(1);
  		}
  		sp->file->index = sp - SHIP(0);
  		sp->file->stern = nat[sp->nationality]++;
  		sp->file->dir = sp->shipdir;
  		sp->file->row = sp->shiprow;
  		sp->file->col = sp->shipcol;
  	}
  	windspeed = cc->windspeed;
  	winddir = cc->winddir;
  
  	signal(SIGHUP, (sig_t)choke);
  	signal(SIGINT, (sig_t)choke);
  
  	hasdriver = sync_exists(game);
  	if (sync_open() < 0) {
  		perror("sail: syncfile");
  		exit(1);
  	}
  
  	if (hasdriver) {
  		puts("Synchronizing with the other players...");
  		fflush(stdout);
  		if (Sync() < 0)
  			leave(LEAVE_SYNC);
  	}
  	for (;;) {
  		foreachship(sp)
  			if (sp->file->captain[0] == 0 && !sp->file->struck
  			    && sp->file->captured == 0)
  				break;
  		if (sp >= ls) {
  			puts("All ships taken in that scenario.");
  			foreachship(sp)
  				free(sp->file);
  			sync_close(0);
  			people = 0;
  			goto reprint;
  		}
  		if (randomize) {
  			player = sp - SHIP(0);
  		} else {
  			printf("%s\n\n", cc->name);
  			foreachship(sp)
  				printf("  %2d:  %-10s %-15s  (%-2d pts)   %s\n",
  					sp->file->index,
  					countryname[sp->nationality],
  					sp->shipname,
  					sp->specs->pts,
  					saywhat(sp, 1));
  			printf("\nWhich ship (0-%d)? ", cc->vessels-1);
  			fflush(stdout);
  			if (scanf("%d", &player) != 1 || player < 0
  			    || player >= cc->vessels) {
  				while (getchar() != '\n')
  					;
  				puts("Say what?");
  				player = -1;
  			} else
  				while (getchar() != '\n')
  					;
  		}
  		if (player < 0)
  			continue;
  		if (Sync() < 0)
  			leave(LEAVE_SYNC);
  		fp = SHIP(player)->file;
  		if (fp->captain[0] || fp->struck || fp->captured != 0)
  			puts("That ship is taken.");
  		else
  			break;
  	}
  
  	ms = SHIP(player);
  	mf = ms->file;
  	mc = ms->specs;
  
  	Write(W_BEGIN, ms, 0, 0, 0, 0);
  	if (Sync() < 0)
  		leave(LEAVE_SYNC);
  
  	signal(SIGCHLD, (sig_t)child);
  	if (!hasdriver)
  		switch (fork()) {
  		case 0:
  			longjmp(restart, MODE_DRIVER);
  			/*NOTREACHED*/
  		case -1:
  			perror("fork");
  			leave(LEAVE_FORK);
  			break;
  		default:
  			hasdriver++;
  		}
  
  	printf("Your ship is the %s, a %d gun %s (%s crew).\n",
  		ms->shipname, mc->guns, classname[mc->class],
  		qualname[mc->qual]);
  	if ((nameptr = getenv("SAILNAME")) && *nameptr)
  		strncpy(captain, nameptr, sizeof captain);
  	else {
  		printf("Your name, Captain? ");
  		fflush(stdout);
  		fgets(captain, sizeof captain, stdin);
  		if (!*captain)
  			strcpy(captain, "no name");
  		else
  			captain[sizeof(captain) - 1] = '\0';
  	}
  	Writestr(W_CAPTAIN, ms, captain);
  	for (n = 0; n < 2; n++) {
  		char buf[10];
  
  		printf("\nInitial broadside %s (grape, chain, round, double): ",
  			n ? "right" : "left");
  		fflush(stdout);
  		scanf("%9s", buf);
  		switch (*buf) {
  		case 'g':
  			load = L_GRAPE;
  			break;
  		case 'c':
  			load = L_CHAIN;
  			break;
  		case 'r':
  			load = L_ROUND;
  			break;
  		case 'd':
  			load = L_DOUBLE;
  			break;
  		default:
  			load = L_ROUND;
  		}
  		if (n) {
  			mf->loadR = load;
  			mf->readyR = R_LOADED|R_INITIAL;
  		} else {
  			mf->loadL = load;
  			mf->readyL = R_LOADED|R_INITIAL;
  		}
  	}
  
  	initscreen();
  	draw_board();
  	snprintf(message, sizeof message, "Captain %s assuming command",
  		 captain);
  	Writestr(W_SIGNAL, ms, message);
  	newturn();
  }
  