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Use the new tty code in tui as well

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Kovid Goyal
2018-06-09 09:06:48 +05:30
parent fd598df1c6
commit caa20aa081
2 changed files with 81 additions and 63 deletions
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45
kitty/data-types.c
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@@ -104,33 +104,60 @@ stop_profiler(PyObject UNUSED *self) {
}
#endif
static inline bool
put_tty_in_raw_mode(int fd, const struct termios* termios_p) {
struct termios raw_termios = *termios_p;
cfmakeraw(&raw_termios);
raw_termios.c_cc[VMIN] = 0; raw_termios.c_cc[VTIME] = 0;
if (tcsetattr(fd, TCSAFLUSH, &raw_termios) != 0) { PyErr_SetFromErrno(PyExc_OSError); return false; }
return true;
}
static PyObject*
open_tty(PyObject *self UNUSED, PyObject *args UNUSED) {
int fd = open("/dev/tty", O_RDWR | O_NONBLOCK | O_CLOEXEC | O_NOCTTY);
struct termios *termios_p = calloc(1, sizeof(struct termios));
if (!termios_p) return PyErr_NoMemory();
if (tcgetattr(fd, termios_p) != 0) { free(termios_p); PyErr_SetFromErrno(PyExc_OSError); return NULL; }
struct termios raw_termios = *termios_p;
cfmakeraw(&raw_termios);
raw_termios.c_cc[VMIN] = 0; raw_termios.c_cc[VTIME] = 0;
if (tcsetattr(fd, TCSAFLUSH, &raw_termios) != 0) { free(termios_p); PyErr_SetFromErrno(PyExc_OSError); return NULL; }
if (!put_tty_in_raw_mode(fd, termios_p)) { free(termios_p); return NULL; }
return Py_BuildValue("iN", fd, PyLong_FromVoidPtr(termios_p));
}
#define TTY_ARGS \
PyObject *tp; int fd; \
if (!PyArg_ParseTuple(args, "iO!", &fd, &PyLong_Type, &tp)) return NULL; \
struct termios *termios_p = PyLong_AsVoidPtr(tp);
static PyObject*
normal_tty(PyObject *self UNUSED, PyObject *args) {
TTY_ARGS
if (tcsetattr(fd, TCSAFLUSH, termios_p) != 0) { PyErr_SetFromErrno(PyExc_OSError); return NULL; }
Py_RETURN_NONE;
}
static PyObject*
raw_tty(PyObject *self UNUSED, PyObject *args) {
TTY_ARGS
if (!put_tty_in_raw_mode(fd, termios_p)) return NULL;
Py_RETURN_NONE;
}
static PyObject*
close_tty(PyObject *self UNUSED, PyObject *args) {
PyObject *tp;
int fd;
if (!PyArg_ParseTuple(args, "iO!", &fd, &PyLong_Type, &tp)) return NULL;
struct termios *termios_p = PyLong_AsVoidPtr(tp);
tcsetattr(fd, TCSAFLUSH, termios_p);
TTY_ARGS
tcsetattr(fd, TCSAFLUSH, termios_p); // deliberately ignore failure
free(termios_p);
close(fd);
Py_RETURN_NONE;
}
#undef TTY_ARGS
static PyMethodDef module_methods[] = {
{"open_tty", open_tty, METH_NOARGS, ""},
{"normal_tty", normal_tty, METH_VARARGS, ""},
{"raw_tty", raw_tty, METH_VARARGS, ""},
{"close_tty", close_tty, METH_VARARGS, ""},
{"set_iutf8", (PyCFunction)pyset_iutf8, METH_VARARGS, ""},
{"thread_write", (PyCFunction)cm_thread_write, METH_VARARGS, ""},