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Added TERMIOS support.

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This commit is contained in:
andrew 1994-04-16 08:14:50 +00:00
parent 16980ff4d4
commit 9eb259ab93
2 changed files with 57 additions and 5 deletions
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4
usr.bin/more/Makefile
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@ -1,8 +1,8 @@
# from: @(#)Makefile 5.6 (Berkeley) 3/12/91
# $Id: Makefile,v 1.5 1993/11/11 01:30:28 jtc Exp $
# $Id: Makefile,v 1.6 1994/04/16 08:14:50 andrew Exp $
PROG= more
CFLAGS+=-I${.CURDIR} -DREGEX
CFLAGS+=-I${.CURDIR} -DREGEX -DTERMIOS
SRCS= ch.c command.c decode.c filename.c help.c input.c line.c \
linenum.c main.c option.c os.c output.c position.c prim.c \
screen.c signal.c tags.c ttyin.c

58
usr.bin/more/screen.c
View File

@ -34,7 +34,7 @@
#ifndef lint
/* from: static char sccsid[] = "@(#)screen.c 5.8 (Berkeley) 6/28/92"; */
static char *rcsid = "$Id: screen.c,v 1.2 1993/11/09 05:13:02 cgd Exp $";
static char *rcsid = "$Id: screen.c,v 1.3 1994/04/16 08:14:52 andrew Exp $";
#endif /* not lint */
/*
@ -47,11 +47,15 @@ static char *rcsid = "$Id: screen.c,v 1.2 1993/11/09 05:13:02 cgd Exp $";
#include <stdio.h>
#include <less.h>
#if TERMIO
#ifdef TERMIOS
#include <termios.h>
#else
#ifdef TERMIO
#include <termio.h>
#else
#include <sgtty.h>
#endif
#endif
#ifdef TIOCGWINSZ
#include <sys/ioctl.h>
@ -103,7 +107,11 @@ int so_width, se_width; /* Printing width of standout sequences */
* and needed by, the termcap library.
* It may be necessary on some systems to declare them extern here.
*/
#ifdef TERMIOS
/*extern*/ speed_t ospeed; /* Terminal output baud rate */
#else
/*extern*/ short ospeed; /* Terminal output baud rate */
#endif
/*extern*/ char PC; /* Pad character */
extern int back_scroll;
@ -124,7 +132,50 @@ char *tgoto();
raw_mode(on)
int on;
{
#if TERMIO
#ifdef TERMIOS
struct termios s;
static struct termios save_term;
if (on)
{
/*
* Get terminal modes.
*/
(void)tcgetattr(2, &s);
/*
* Save modes and set certain variables dependent on modes.
*/
save_term = s;
ospeed = cfgetospeed(&s);
erase_char = s.c_cc[VERASE];
kill_char = s.c_cc[VKILL];
werase_char = s.c_cc[VWERASE];
/*
* Set the modes to the way we want them.
*/
s.c_lflag &= ~(ICANON|ECHO|ECHOE|ECHOK|ECHONL);
s.c_oflag |= (OPOST|ONLCR
#ifdef TAB3
|TAB3
#endif
);
#ifdef OCRNL
s.c_oflag &= ~(OCRNL|ONLRET|ONOCR);
#endif
s.c_cc[VMIN] = 1;
s.c_cc[VTIME] = 0;
} else
{
/*
* Restore saved modes.
*/
s = save_term;
}
(void)tcsetattr(2, TCSADRAIN, &s);
#else
#ifdef TERMIO
struct termio s;
static struct termio save_term;
@ -196,6 +247,7 @@ raw_mode(on)
}
(void)ioctl(2, TIOCSETN, &s);
#endif
#endif
}
/*