diff options
Diffstat (limited to 'boggle/boggle/help.c')
| -rw-r--r-- | boggle/boggle/help.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/boggle/boggle/help.c b/boggle/boggle/help.c new file mode 100644 index 00000000..684c0ff6 --- /dev/null +++ b/boggle/boggle/help.c @@ -0,0 +1,101 @@ +/*- + * Copyright (c) 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Barry Brachman. + * + * 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)help.c 8.1 (Berkeley) 6/11/93"; +#endif /* not lint */ + +#include <curses.h> +#include <stdio.h> + +#include "bog.h" +#include "extern.h" + +int +help() +{ + extern int nlines; + int eof, i; + FILE *fp; + WINDOW *win; + char buf[BUFSIZ]; + + if ((fp = fopen(HELPFILE, "r")) == NULL) + return(-1); + win = newwin(0, 0, 0, 0); + clearok(win, 1); + + eof = 0; + if (ungetc(getc(fp), fp) == EOF) { + wprintw(win, "There doesn't seem to be any help."); + eof = 1; /* Nothing there... */ + } + + while (!eof) { + for (i = 0; i < nlines - 3; i++) { + if (fgets(buf, sizeof(buf), fp) == (char *) NULL) { + eof = 1; + break; + } + if (buf[0] == '.' && buf[1] == '\n') + break; + wprintw(win, "%s", buf); + } + if (eof || ungetc(getc(fp), fp) == EOF) { + eof = 1; + break; + } + wmove(win, nlines - 1, 0); + wprintw(win, + "Type <space> to continue, anything else to quit..."); + wrefresh(win); + if ((inputch() & 0177) != ' ') + break; + wclear(win); + } + + fclose(fp); + if (eof) { + wmove(win, nlines - 1, 0); + wprintw(win, "Hit any key to continue..."); + wrefresh(win); + inputch(); + } + delwin(win); + clearok(stdscr, 1); + refresh(); + return(0); +} |