Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

94 lines (77 sloc) 2.342 kb
/* $Id$ */
/*
*
* Copyright (C) 2000-2001 Eric Peterson (ericp@lcs.mit.edu)
* Copyright (C) 2001 Michael Kaminsky (kaminsky@lcs.mit.edu)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
*/
#ifndef TIOCGWINSZ
#include <sys/ioctl.h>
#endif
#include "async.h"
#include "sfstty.h"
/* Terminal modes, as saved by enter_raw_mode. */
static struct termios saved_tio;
static bool in_raw_mode = false;
#if 0
EXITFN (leave_raw_mode);
#endif
str
windowsizetostring (struct winsize *size)
{
if (ioctl (STDIN_FILENO, TIOCGWINSZ, (char *) size) < 0)
fatal ("TIOCGWINSZ error\n");
return strbuf() << size->ws_row << "\n" << size->ws_col <<
"\n" << size->ws_xpixel << "\n" << size->ws_ypixel << "\n";
}
/*
* The following code (2 functions) is from the OpenSSH source.
*/
void
leave_raw_mode()
{
if (!in_raw_mode)
return;
if (tcsetattr (fileno (stdin), TCSADRAIN, &saved_tio) < 0)
warn << "leave_raw_mode: tcsetattr: " << strerror (errno) << "\n";
else
in_raw_mode = false;
}
void
enter_raw_mode()
{
struct termios tio;
if (in_raw_mode)
return;
if (tcgetattr (fileno (stdin), &tio) < 0)
warn << "enter_raw_mode: tcgetattr: " << strerror (errno) << "\n";
saved_tio = tio;
tio.c_iflag |= IGNPAR;
tio.c_iflag &= ~(ISTRIP | INLCR | IGNCR | ICRNL | IXON | IXANY | IXOFF);
tio.c_lflag &= ~(ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHONL);
#ifdef IEXTEN
tio.c_lflag &= ~IEXTEN;
#endif /* IEXTEN */
tio.c_oflag &= ~OPOST;
tio.c_cc[VMIN] = 1;
tio.c_cc[VTIME] = 0;
if (tcsetattr (fileno (stdin), TCSADRAIN, &tio) < 0)
warn << "enter_raw_mode: tcsetattr: " << strerror (errno) << "\n";
else
in_raw_mode = true;
}
Jump to Line
Something went wrong with that request. Please try again.