dntk 2.1.6

Command line's multi-platform interactive calculator, GNU bc wrapper.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

pub fn get_termattr() -> libc::termios {
    let mut saved_termattr = libc::termios {
        c_iflag: 0,
        c_oflag: 0,
        c_cflag: 0,
        c_lflag: 0,
        c_cc: [0u8; 32],
        __c_ispeed: 0,
        __c_ospeed: 0,
        c_line: 0,
    };
    unsafe {
        let saved_termattr_ptr = &mut saved_termattr;
        libc::tcgetattr(0, saved_termattr_ptr);
    }
    let mut termattr = saved_termattr;
    termattr.c_lflag = termattr.c_lflag & !(libc::ICANON | libc::ECHO);
    termattr.c_cc[libc::VMIN] = 1;
    termattr.c_cc[libc::VTIME] = 0;
    unsafe {
        libc::tcsetattr(0, libc::TCSANOW, &termattr);
    }
    unsafe {
        libc::fcntl(0, libc::F_SETFL, libc::O_NONBLOCK);
    }
    saved_termattr
}