text: /*	$NetBSD: getword.c,v 1.5 1997/10/11 01:16:30 lukem Exp $	*/
  
  /*
   * 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. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *	This product includes software developed by the University of
   *	California, Berkeley and its contributors.
   * 4. 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.
   */
  
  #include <sys/cdefs.h>
  #ifndef lint
  #if 0
  static char sccsid[] = "@(#)getword.c	8.1 (Berkeley) 5/31/93";
  #else
  __RCSID("$NetBSD: getword.c,v 1.5 1997/10/11 01:16:30 lukem Exp $");
  #endif
  #endif /* not lint */
  
  #include "hangman.h"
  
  /*
   * getword:
   *	Get a valid word out of the dictionary file
   */
  void
  getword()
  {
  	FILE *inf;
  	char *wp, *gp;
  	long pos;
  
  	inf = Dict;
  	for (;;) {
  		pos = (double) rand() / (RAND_MAX + 1.0) * (double) Dict_size;
  		fseek(inf, pos, 0);
  		if (fgets(Word, BUFSIZ, inf) == NULL)
  			continue;
  		if (fgets(Word, BUFSIZ, inf) == NULL)
  			continue;
  		Word[strlen(Word) - 1] = '\0';
  		if (strlen(Word) < MINLEN)
  			continue;
  		for (wp = Word; *wp; wp++)
  			if (!islower(*wp))
  				goto cont;
  		break;
  cont:		;
  	}
  	gp = Known;
  	wp = Word;
  	while (*wp) {
  		*gp++ = '-';
  		wp++;
  	}
  	*gp = '\0';
  }
  