cs252/lab3-src-final/tty-raw-mode.c
2018-10-25 14:45:56 -04:00

27 lines
495 B
C

#include <stdlib.h>
#include <stdio.h>
#include <termios.h>
#include <string.h>
/*
* Sets terminal into raw mode.
* This causes having the characters available
* immediately instead of waiting for a newline.
* Also there is no automatic echo.
*/
void tty_raw_mode(void)
{
struct termios tty_attr;
tcgetattr(0,&tty_attr);
/* Set raw mode. */
tty_attr.c_lflag &= (~(ICANON|ECHO));
tty_attr.c_cc[VTIME] = 0;
tty_attr.c_cc[VMIN] = 1;
tcsetattr(0,TCSANOW,&tty_attr);
}