/* * Copyright (c) 1983 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that: (1) source distributions retain this entire copyright * notice and comment, and (2) distributions including binaries display * the following acknowledgement: ``This product includes software * developed by the University of California, Berkeley and its contributors'' * in the documentation or other materials provided with the distribution * and in all advertising materials mentioning features or use of this * software. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)getguess.c 5.4 (Berkeley) 6/1/90"; #endif /* not lint */ # include "hangman.h" /* * getguess: * Get another guess */ getguess() { register int i; register int ch; register bool correct; leaveok(stdscr, FALSE); for (;;) { move(PROMPTY, PROMPTX + sizeof "Guess: "); refresh(); ch = readch(); if (isalpha(ch)) { if (isupper(ch)) ch = tolower(ch); if (Guessed[ch - 'a']) mvprintw(MESGY, MESGX, "Already guessed '%c'", ch); else break; } else if (ch == CTRL('D')) die(); else mvprintw(MESGY, MESGX, "Not a valid guess: '%s'", unctrl(ch)); } leaveok(stdscr, TRUE); move(MESGY, MESGX); clrtoeol(); Guessed[ch - 'a'] = TRUE; correct = FALSE; for (i = 0; Word[i] != '\0'; i++) if (Word[i] == ch) { Known[i] = ch; correct = TRUE; } if (!correct) Errors++; } /* * readch; * Read a character from the input */ readch() { register int cnt, r; auto char ch; cnt = 0; for (;;) { if (read(0, &ch, sizeof ch) <= 0) { if (++cnt > 100) die(); } else if (ch == CTRL('L')) { wrefresh(curscr); mvcur(0, 0, curscr->_cury, curscr->_curx); } else return ch; } }