Steen Lumholt's termios interface.
diff --git a/Modules/termios.c b/Modules/termios.c
new file mode 100644
index 0000000..50661a2
--- /dev/null
+++ b/Modules/termios.c
@@ -0,0 +1,258 @@
+/* termiosmodule.c -- POSIX terminal I/O module implementation. */
+
+#if 0
+#include <Py/Python.h>
+#else
+
+#include "allobjects.h"
+#include "pythonrun.h"
+#include "intrcheck.h"
+#include "modsupport.h"
+#include "sysmodule.h"
+
+#ifndef PyObject
+#define PyObject object
+typedef struct methodlist PyMethodDef;
+#endif
+
+#define PyInit_termios inittermios
+
+#endif /* 0 */
+
+#include <termios.h>
+
+#define BAD "bad termios argument"
+
+static PyObject *TermiosError;
+
+/* termios = tcgetattr(fd)
+ termios is
+ [iflag, oflag, cflag, lflag, ispeed, ospeed, [cc[0], ..., cc[NCCS]]]
+
+ Return the attributes of the terminal device. */
+
+static PyObject *
+termios_tcgetattr(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd;
+ struct termios mode;
+ PyObject *cc;
+ speed_t ispeed, ospeed;
+ PyObject *v;
+ int i;
+ char ch;
+
+ if (!PyArg_Parse(args, "i", &fd))
+ return NULL;
+
+ if (tcgetattr(fd, &mode) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ ispeed = cfgetispeed(&mode);
+ ospeed = cfgetospeed(&mode);
+
+ cc = PyList_New(NCCS);
+ if (cc == NULL)
+ return NULL;
+ for (i = 0; i < NCCS; i++) {
+ ch = (char)mode.c_cc[i];
+ v = PyString_FromStringAndSize(&ch, 1);
+ if (v == NULL)
+ return NULL;
+ PyList_SetItem(cc, i, v);
+ }
+
+ /* Convert the MIN and TIME slots to integer. On some systems, the
+ MIN and TIME slots are the same as the EOF and EOL slots. So we
+ only do this in noncanonical input mode. */
+ if (mode.c_lflag & ICANON == 0) {
+ v = PyInt_FromLong((long)mode.c_cc[VMIN]);
+ if (v == NULL)
+ return NULL;
+ PyList_SetItem(cc, VMIN, v);
+ v = PyInt_FromLong((long)mode.c_cc[VTIME]);
+ if (v == NULL)
+ return NULL;
+ PyList_SetItem(cc, VTIME, v);
+ }
+
+ v = PyList_New(7);
+ PyList_SetItem(v, 0, PyInt_FromLong((long)mode.c_iflag));
+ PyList_SetItem(v, 1, PyInt_FromLong((long)mode.c_oflag));
+ PyList_SetItem(v, 2, PyInt_FromLong((long)mode.c_cflag));
+ PyList_SetItem(v, 3, PyInt_FromLong((long)mode.c_lflag));
+ PyList_SetItem(v, 4, PyInt_FromLong((long)ispeed));
+ PyList_SetItem(v, 5, PyInt_FromLong((long)ospeed));
+ PyList_SetItem(v, 6, cc);
+
+ return v;
+}
+
+/* tcsetattr(fd, when, termios)
+ Set the attributes of the terminal device. */
+
+static PyObject *
+termios_tcsetattr(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd, when;
+ struct termios mode;
+ speed_t ispeed, ospeed;
+ PyObject *term, *cc, *v;
+ int i;
+
+ if (!PyArg_Parse(args, "(iiO)", &fd, &when, &term))
+ return NULL;
+ if (!PyList_Check(term) || PyList_Size(term) != 7) {
+ PyErr_SetString(PyExc_TypeError, BAD);
+ return NULL;
+ }
+ for (i = 0; i < 6; i++)
+ if (!PyInt_Check(PyList_GetItem(term, i))) {
+ PyErr_SetString(PyExc_TypeError, BAD);
+ return NULL;
+ }
+
+ mode.c_iflag = (tcflag_t) PyInt_AsLong(PyList_GetItem(term, 0));
+ mode.c_oflag = (tcflag_t) PyInt_AsLong(PyList_GetItem(term, 1));
+ mode.c_cflag = (tcflag_t) PyInt_AsLong(PyList_GetItem(term, 2));
+ mode.c_lflag = (tcflag_t) PyInt_AsLong(PyList_GetItem(term, 3));
+ ispeed = (speed_t) PyInt_AsLong(PyList_GetItem(term, 4));
+ ospeed = (speed_t) PyInt_AsLong(PyList_GetItem(term, 5));
+ cc = PyList_GetItem(term, 6);
+
+ if (!PyList_Check(cc) || PyList_Size(cc) != NCCS) {
+ PyErr_SetString(PyExc_TypeError, BAD);
+ return NULL;
+ }
+
+ for (i = 0; i < NCCS; i++) {
+ v = PyList_GetItem(cc, i);
+ if (PyString_Check(v) && PyString_Size(v) == 1)
+ mode.c_cc[i] = (cc_t) * PyString_AsString(v);
+ else if (PyInt_Check(v))
+ mode.c_cc[i] = (cc_t) PyInt_AsLong(v);
+ else {
+ PyErr_SetString(PyExc_TypeError, BAD);
+ return NULL;
+ }
+ }
+
+ if (cfsetispeed(&mode, (speed_t) ispeed) == -1)
+ PyErr_SetFromErrno(TermiosError);
+ if (cfsetospeed(&mode, (speed_t) ospeed) == -1)
+ PyErr_SetFromErrno(TermiosError);
+ if (tcsetattr(fd, when, &mode) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+/* tcsendbreak(fd, duration)
+ Generate a break condition. */
+
+static PyObject *
+termios_tcsendbreak(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd, duration;
+
+ if (!PyArg_Parse(args, "(ii)", &fd, &duration))
+ return NULL;
+ if (tcsendbreak(fd, duration) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+/* tcdrain(fd)
+ Wait until all queued output to the terminal has been
+ transmitted. */
+
+static PyObject *
+termios_tcdrain(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd;
+
+ if (!PyArg_Parse(args, "i", &fd))
+ return NULL;
+ if (tcdrain(fd) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+/* tcflush(fd, queue)
+ Clear the input and/or output queues associated with
+ the terminal. */
+
+static PyObject *
+termios_tcflush(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd, queue;
+
+ if (!PyArg_Parse(args, "(ii)", &fd, &queue))
+ return NULL;
+ if (tcflush(fd, queue) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+/* tcflow(fd, action)
+ Perform operations relating to XON/XOFF flow control on
+ the terminal. */
+
+static PyObject *
+termios_tcflow(self, args)
+ PyObject *self;
+ PyObject *args;
+{
+ int fd, action;
+
+ if (!PyArg_Parse(args, "(ii)", &fd, &action))
+ return NULL;
+ if (tcflow(fd, action) == -1)
+ PyErr_SetFromErrno(TermiosError);
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyMethodDef termios_methods[] =
+{
+ {"tcgetattr", termios_tcgetattr},
+ {"tcsetattr", termios_tcsetattr},
+ {"tcsendbreak", termios_tcsendbreak},
+ {"tcdrain", termios_tcdrain},
+ {"tcflush", termios_tcflush},
+ {"tcflow", termios_tcflow},
+ {NULL, NULL}
+};
+
+void
+PyInit_termios()
+{
+ PyObject *m, *d;
+
+ m = Py_InitModule("termios", termios_methods);
+
+ d = PyModule_GetDict(m);
+ TermiosError = Py_BuildValue("s", "termios.error");
+ PyDict_SetItemString(d, "error", TermiosError);
+
+ if (PyErr_Occurred())
+ Py_FatalError("can't initialize module termios");
+}