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/*
 * Copyright (c) 2019 The PLANIX Project,
 * All rights reserved.  
 *
 * The Berkeley software License Agreement specifies the terms 
 * and conditions for redistribution.
 *
 */

#include <stdlib.h>
#include <termios.h>
#include <unistd.h>

struct termios orig_termios;

void
disable_raw()
{
        tcsetattr(STDIN_FILENO, TCSAFLUSH, &orig_termios);
}

void
enable_raw()
{
        tcgetattr(STDIN_FILENO, &orig_termios);
        atexit(disable_raw);
        struct termios  raw = orig_termios;
        raw.c_iflag &= ~(IXON);
        raw.c_lflag &= ~(ECHO | ICANON | ISIG);
        tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw);
}