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Disable signal catching and enable real posix raw mode

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This commit is contained in:
Guillaume J. Charmes 2013-04-04 12:54:53 -07:00
parent 9c3d2b6a4e
commit 3f63b87807
2 changed files with 11 additions and 1 deletions
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9
docker/docker.go
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@ -56,6 +56,15 @@ func daemon() error {
}
func runCommand(args []string) error {
var oldState *term.State
var err error
if term.IsTerminal(int(os.Stdin.Fd())) && os.Getenv("NORAW") == "" {
oldState, err = term.MakeRaw(int(os.Stdin.Fd()))
if err != nil {
return err
}
defer term.Restore(int(os.Stdin.Fd()), oldState)
}
// FIXME: we want to use unix sockets here, but net.UnixConn doesn't expose
// CloseWrite(), which we need to cleanly signal that stdin is closed without
// closing the connection.

3
term/termios_linux.go
View file

@ -15,7 +15,8 @@ void MakeRaw(int fd) {
ioctl(fd, TCGETS, &t);
t.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR | IGNCR | ICRNL | IXON);
t.c_lflag &= ~(ECHO | ECHONL | ICANON | IEXTEN);
t.c_oflag &= ~OPOST;
t.c_lflag &= ~(ECHO | ECHONL | ICANON | IEXTEN | ISIG);
t.c_cflag &= ~(CSIZE | PARENB);
t.c_cflag |= CS8;