diff options
Diffstat (limited to 'usr.bin/more/ttyin.c')
-rw-r--r-- | usr.bin/more/ttyin.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/usr.bin/more/ttyin.c b/usr.bin/more/ttyin.c deleted file mode 100644 index 26f8f96..0000000 --- a/usr.bin/more/ttyin.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 1988 Mark Nudleman - * Copyright (c) 1988, 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. - */ - -#ifndef lint -static char sccsid[] = "@(#)ttyin.c 8.1 (Berkeley) 6/6/93"; -#endif /* not lint */ - -/* - * Routines dealing with getting input from the keyboard (i.e. from the user). - */ - -#include <less.h> - -static int tty; - -/* - * Open keyboard for input. - * (Just use file descriptor 2.) - */ -open_getchr() -{ - tty = 2; -} - -/* - * Get a character from the keyboard. - */ -getchr() -{ - char c; - int result; - - do - { - result = iread(tty, &c, 1); - if (result == READ_INTR) - return (READ_INTR); - if (result < 0) - { - /* - * Don't call error() here, - * because error calls getchr! - */ - quit(); - } - } while (result != 1 || c == 0); - return ((unsigned char)c); -} |