mirror of
https://salsa.debian.org/games-team/bsdgames
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683 lines
12 KiB
C
683 lines
12 KiB
C
/* $NetBSD: mach.c,v 1.14 2004/11/05 21:30:31 dsl Exp $ */
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/*-
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Barry Brachman.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)mach.c 8.1 (Berkeley) 6/11/93";
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#else
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__RCSID("$NetBSD: mach.c,v 1.14 2004/11/05 21:30:31 dsl Exp $");
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#endif
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#endif /* not lint */
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/*
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* Terminal interface
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*
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* Input is raw and unechoed
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*/
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#include <sys/ioctl.h>
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#include <ctype.h>
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#include <curses.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <termios.h>
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#include <time.h>
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#include "bog.h"
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#include "extern.h"
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static int ccol, crow, maxw;
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static int colstarts[MAXCOLS], ncolstarts;
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static int lastline;
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int ncols, nlines;
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extern const char *pword[], *mword[];
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extern int ngames, nmwords, npwords, tnmwords, tnpwords;
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extern char board[];
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extern int usedbits, wordpath[];
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extern time_t start_t;
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extern int debug;
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static void cont_catcher(int);
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static int prwidth(const char *const [], int);
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static void prword(const char *const [], int);
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static void stop_catcher(int);
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static void tty_cleanup(void);
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static int tty_setup(void);
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static void tty_showboard(const char *);
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static void winch_catcher(int);
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/*
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* Do system dependent initialization
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* This is called once, when the program starts
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*/
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int
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setup(sflag, seed)
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int sflag;
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time_t seed;
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{
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if (tty_setup() < 0)
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return(-1);
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if (!sflag)
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time(&seed);
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srandom(seed);
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if (debug)
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(void) printf("seed = %ld\n", (long) seed);
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return(0);
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}
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/*
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* Do system dependent clean up
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* This is called once, just before the program terminates
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*/
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void
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cleanup()
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{
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tty_cleanup();
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}
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/*
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* Display the player's word list, the list of words not found, and the running
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* stats
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*/
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void
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results()
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{
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int col, row;
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int denom1, denom2;
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move(LIST_LINE, LIST_COL);
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clrtobot();
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printw("Words you found (%d):", npwords);
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refresh();
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move(LIST_LINE + 1, LIST_COL);
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prtable(pword, npwords, 0, ncols, prword, prwidth);
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getyx(stdscr, row, col);
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move(row + 1, col);
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printw("Words you missed (%d):", nmwords);
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refresh();
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move(row + 2, col);
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prtable(mword, nmwords, 0, ncols, prword, prwidth);
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denom1 = npwords + nmwords;
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denom2 = tnpwords + tnmwords;
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move(SCORE_LINE, SCORE_COL);
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printw("Percentage: %0.2f%% (%0.2f%% over %d game%s)\n",
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denom1 ? (100.0 * npwords) / (double) (npwords + nmwords) : 0.0,
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denom2 ? (100.0 * tnpwords) / (double) (tnpwords + tnmwords) : 0.0,
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ngames, ngames > 1 ? "s" : "");
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}
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static void
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prword(base, indx)
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const char *const base[];
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int indx;
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{
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printw("%s", base[indx]);
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}
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static int
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prwidth(base, indx)
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const char *const base[];
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int indx;
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{
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return (strlen(base[indx]));
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}
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/*
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* Main input routine
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*
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* - doesn't accept words longer than MAXWORDLEN or containing caps
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*/
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char *
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getline(q)
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char *q;
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{
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int ch, done;
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char *p;
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int row, col;
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p = q;
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done = 0;
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while (!done) {
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ch = timerch();
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switch (ch) {
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case '\n':
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case '\r':
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case ' ':
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done = 1;
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break;
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case '\033':
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findword();
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break;
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case '\177': /* <del> */
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case '\010': /* <bs> */
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if (p == q)
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break;
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p--;
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getyx(stdscr, row, col);
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move(row, col - 1);
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clrtoeol();
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refresh();
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break;
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case '\025': /* <^u> */
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case '\027': /* <^w> */
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if (p == q)
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break;
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getyx(stdscr, row, col);
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move(row, col - (int) (p - q));
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p = q;
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clrtoeol();
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refresh();
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break;
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#ifdef SIGTSTP
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case '\032': /* <^z> */
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stop_catcher(0);
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break;
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#endif
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case '\023': /* <^s> */
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stoptime();
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printw("<PAUSE>");
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refresh();
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while ((ch = inputch()) != '\021' && ch != '\023')
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;
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move(crow, ccol);
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clrtoeol();
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refresh();
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starttime();
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break;
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case '\003': /* <^c> */
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cleanup();
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exit(0);
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/*NOTREACHED*/
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case '\004': /* <^d> */
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done = 1;
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ch = EOF;
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break;
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case '\014': /* <^l> */
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case '\022': /* <^r> */
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redraw();
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break;
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case '?':
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stoptime();
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if (help() < 0)
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showstr("Can't open help file", 1);
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starttime();
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break;
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default:
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if (!islower(ch))
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break;
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if ((int) (p - q) == MAXWORDLEN) {
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p = q;
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badword();
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break;
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}
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*p++ = ch;
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addch(ch);
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refresh();
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break;
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}
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}
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*p = '\0';
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if (ch == EOF)
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return((char *) NULL);
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return(q);
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}
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int
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inputch()
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{
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return (getch() & 0177);
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}
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void
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redraw()
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{
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clearok(stdscr, 1);
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refresh();
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}
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void
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flushin(fp)
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FILE *fp;
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{
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(void) tcflush(fileno(fp), TCIFLUSH);
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}
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static int gone;
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/*
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* Stop the game timer
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*/
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void
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stoptime()
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{
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time_t t;
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(void)time(&t);
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gone = (int) (t - start_t);
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}
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/*
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* Restart the game timer
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*/
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void
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starttime()
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{
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time_t t;
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(void)time(&t);
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start_t = t - (long) gone;
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}
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/*
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* Initialize for the display of the player's words as they are typed
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* This display starts at (LIST_LINE, LIST_COL) and goes "down" until the last
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* line. After the last line a new column is started at LIST_LINE
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* Keep track of each column position for showword()
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* There is no check for exceeding COLS
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*/
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void
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startwords()
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{
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crow = LIST_LINE;
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ccol = LIST_COL;
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maxw = 0;
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ncolstarts = 1;
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colstarts[0] = LIST_COL;
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move(LIST_LINE, LIST_COL);
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refresh();
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}
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/*
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* Add a word to the list and start a new column if necessary
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* The maximum width of the current column is maintained so we know where
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* to start the next column
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*/
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void
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addword(w)
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const char *w;
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{
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int n;
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if (crow == lastline) {
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crow = LIST_LINE;
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ccol += (maxw + 5);
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colstarts[ncolstarts++] = ccol;
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maxw = 0;
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move(crow, ccol);
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}
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else {
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move(++crow, ccol);
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if ((n = strlen(w)) > maxw)
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maxw = n;
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}
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refresh();
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}
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/*
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* The current word is unacceptable so erase it
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*/
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void
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badword()
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{
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move(crow, ccol);
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clrtoeol();
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refresh();
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}
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/*
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* Highlight the nth word in the list (starting with word 0)
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* No check for wild arg
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*/
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void
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showword(n)
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int n;
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{
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int col, row;
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row = LIST_LINE + n % (lastline - LIST_LINE + 1);
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col = colstarts[n / (lastline - LIST_LINE + 1)];
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move(row, col);
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standout();
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printw("%s", pword[n]);
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standend();
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move(crow, ccol);
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refresh();
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delay(15);
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move(row, col);
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printw("%s", pword[n]);
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move(crow, ccol);
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refresh();
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}
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/*
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* Get a word from the user and check if it is in either of the two
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* word lists
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* If it's found, show the word on the board for a short time and then
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* erase the word
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*
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* Note: this function knows about the format of the board
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*/
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void
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findword()
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{
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int c, col, found, i, r, row;
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char buf[MAXWORDLEN + 1];
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getyx(stdscr, r, c);
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getword(buf);
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found = 0;
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for (i = 0; i < npwords; i++) {
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if (strcmp(buf, pword[i]) == 0) {
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found = 1;
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break;
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}
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}
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if (!found) {
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for (i = 0; i < nmwords; i++) {
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if (strcmp(buf, mword[i]) == 0) {
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found = 1;
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break;
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}
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}
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}
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for (i = 0; i < MAXWORDLEN; i++)
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wordpath[i] = -1;
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usedbits = 0;
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if (!found || checkword(buf, -1, wordpath) == -1) {
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move(r, c);
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clrtoeol();
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addstr("[???]");
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refresh();
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delay(10);
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move(r, c);
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clrtoeol();
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refresh();
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return;
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}
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standout();
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for (i = 0; wordpath[i] != -1; i++) {
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row = BOARD_LINE + (wordpath[i] / 4) * 2 + 1;
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col = BOARD_COL + (wordpath[i] % 4) * 4 + 2;
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move(row, col);
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if (board[wordpath[i]] == 'q')
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printw("Qu");
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else
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printw("%c", toupper((unsigned char)board[wordpath[i]]));
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move(r, c);
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refresh();
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delay(5);
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}
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standend();
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for (i = 0; wordpath[i] != -1; i++) {
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row = BOARD_LINE + (wordpath[i] / 4) * 2 + 1;
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col = BOARD_COL + (wordpath[i] % 4) * 4 + 2;
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move(row, col);
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if (board[wordpath[i]] == 'q')
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printw("Qu");
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else
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printw("%c", toupper((unsigned char)board[wordpath[i]]));
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}
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move(r, c);
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clrtoeol();
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refresh();
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}
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/*
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* Display a string at the current cursor position for the given number of secs
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*/
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void
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showstr(str, delaysecs)
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const char *str;
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int delaysecs;
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{
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addstr(str);
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refresh();
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delay(delaysecs * 10);
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move(crow, ccol);
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clrtoeol();
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refresh();
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}
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void
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putstr(s)
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const char *s;
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{
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addstr(s);
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}
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/*
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* Get a valid word and put it in the buffer
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*/
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void
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getword(q)
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char *q;
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{
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int ch, col, done, i, row;
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char *p;
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done = 0;
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i = 0;
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p = q;
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addch('[');
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refresh();
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while (!done && i < MAXWORDLEN - 1) {
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ch = getch() & 0177;
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switch (ch) {
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case '\177': /* <del> */
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case '\010': /* <bs> */
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if (p == q)
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break;
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p--;
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getyx(stdscr, row, col);
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move(row, col - 1);
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clrtoeol();
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break;
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case '\025': /* <^u> */
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case '\027': /* <^w> */
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if (p == q)
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break;
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getyx(stdscr, row, col);
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move(row, col - (int) (p - q));
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p = q;
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clrtoeol();
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break;
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case ' ':
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case '\n':
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case '\r':
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done = 1;
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break;
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case '\014': /* <^l> */
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case '\022': /* <^r> */
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clearok(stdscr, 1);
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refresh();
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break;
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default:
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if (islower(ch)) {
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*p++ = ch;
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addch(ch);
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i++;
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}
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break;
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}
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refresh();
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}
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*p = '\0';
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addch(']');
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refresh();
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}
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void
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showboard(b)
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const char *b;
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{
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tty_showboard(b);
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}
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void
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prompt(mesg)
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const char *mesg;
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{
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move(PROMPT_LINE, PROMPT_COL);
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printw("%s", mesg);
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move(PROMPT_LINE + 1, PROMPT_COL);
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refresh();
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}
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static int
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tty_setup()
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{
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initscr();
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raw();
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noecho();
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/*
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* Does curses look at the winsize structure?
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* Should handle SIGWINCH ...
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*/
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nlines = LINES;
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lastline = nlines - 1;
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ncols = COLS;
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signal(SIGTSTP, stop_catcher);
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signal(SIGCONT, cont_catcher);
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signal(SIGWINCH, winch_catcher);
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return(0);
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}
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static void
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stop_catcher(signo)
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int signo __attribute__((__unused__));
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{
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sigset_t sigset, osigset;
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stoptime();
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noraw();
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echo();
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move(nlines - 1, 0);
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refresh();
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signal(SIGTSTP, SIG_DFL);
|
|
sigemptyset(&sigset);
|
|
sigaddset(&sigset, SIGTSTP);
|
|
sigprocmask(SIG_UNBLOCK, &sigset, &osigset);
|
|
kill(0, SIGTSTP);
|
|
sigprocmask(SIG_SETMASK, &osigset, (sigset_t *)0);
|
|
signal(SIGTSTP, stop_catcher);
|
|
}
|
|
|
|
static void
|
|
cont_catcher(signo)
|
|
int signo __attribute__((__unused__));
|
|
{
|
|
noecho();
|
|
raw();
|
|
clearok(stdscr, 1);
|
|
move(crow, ccol);
|
|
refresh();
|
|
starttime();
|
|
}
|
|
|
|
/*
|
|
* The signal is caught but nothing is done about it...
|
|
* It would mean reformatting the entire display
|
|
*/
|
|
static void
|
|
winch_catcher(signo)
|
|
int signo __attribute__((__unused__));
|
|
{
|
|
/*
|
|
struct winsize win;
|
|
*/
|
|
|
|
(void) signal(SIGWINCH, winch_catcher);
|
|
/*
|
|
(void) ioctl(fileno(stdout), TIOCGWINSZ, &win);
|
|
LINES = win.ws_row;
|
|
COLS = win.ws_col;
|
|
*/
|
|
}
|
|
|
|
static void
|
|
tty_cleanup()
|
|
{
|
|
move(nlines - 1, 0);
|
|
refresh();
|
|
noraw();
|
|
echo();
|
|
endwin();
|
|
}
|
|
|
|
static void
|
|
tty_showboard(b)
|
|
const char *b;
|
|
{
|
|
int i;
|
|
int line;
|
|
|
|
clear();
|
|
move(BOARD_LINE, BOARD_COL);
|
|
line = BOARD_LINE;
|
|
printw("+---+---+---+---+");
|
|
move(++line, BOARD_COL);
|
|
for (i = 0; i < 16; i++) {
|
|
if (b[i] == 'q')
|
|
printw("| Qu");
|
|
else
|
|
printw("| %c ", toupper((unsigned char)b[i]));
|
|
if ((i + 1) % 4 == 0) {
|
|
printw("|");
|
|
move(++line, BOARD_COL);
|
|
printw("+---+---+---+---+");
|
|
move(++line, BOARD_COL);
|
|
}
|
|
}
|
|
move(SCORE_LINE, SCORE_COL);
|
|
printw("Type '?' for help");
|
|
refresh();
|
|
}
|