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add uv_tty_reset_mode()

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This commit is contained in:
Ryan Dahl 2011-09-30 13:07:14 -07:00
parent 153d3c7c57
commit fe18438416
3 changed files with 29 additions and 0 deletions
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6
include/uv.h
View File

@ -619,6 +619,12 @@ int uv_tty_init(uv_loop_t*, uv_tty_t*, uv_file fd);
*/
int uv_tty_set_mode(uv_tty_t*, int mode);
/*
* To be called when the program exits. Resets TTY settings to default
* values for the next process to take over.
*/
void uv_tty_reset_mode();
/*
* Gets the current Window size. On success zero is returned.
*/

17
src/unix/tty.c
View File

@ -29,6 +29,10 @@
#include <sys/ioctl.h>
static int orig_termios_fd = -1;
static struct termios orig_termios;
int uv_tty_init(uv_loop_t* loop, uv_tty_t* tty, int fd) {
uv__nonblock(fd, 1);
uv__stream_init(loop, (uv_stream_t*)tty, UV_TTY);
@ -50,6 +54,12 @@ int uv_tty_set_mode(uv_tty_t* tty, int mode) {
goto fatal;
}
/* This is used for uv_tty_reset_mode() */
if (orig_termios_fd == -1) {
orig_termios = tty->orig_termios;
orig_termios_fd = fd;
}
raw = tty->orig_termios;
raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
raw.c_oflag |= (ONLCR);
@ -121,3 +131,10 @@ uv_handle_type uv_guess_handle(uv_file file) {
return UV_NAMED_PIPE;
}
void uv_tty_reset_mode() {
if (orig_termios_fd >= 0) {
tcsetattr(orig_termios_fd, TCSANOW, &orig_termios);
}
}

6
src/win/tty.c
View File

@ -1589,3 +1589,9 @@ void uv_process_tty_connect_req(uv_loop_t* loop, uv_tty_t* handle,
uv_connect_t* req) {
abort();
}
void uv_tty_reset_mode() {
/* Not necessary to do anything. */
;
}