mirror of https://github.com/python/cpython
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
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/* Testing module for multi-phase initialization of extension modules (PEP 489)
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*/
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#include "Python.h"
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#ifdef MS_WINDOWS
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#include "..\modules\_io\_iomodule.h"
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <fcntl.h>
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/* The full definition is in iomodule. We reproduce
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enough here to get the fd, which is all we want. */
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typedef struct {
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PyObject_HEAD
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int fd;
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} winconsoleio;
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static int execfunc(PyObject *m)
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{
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return 0;
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}
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PyModuleDef_Slot testconsole_slots[] = {
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{Py_mod_exec, execfunc},
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{0, NULL},
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};
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/*[clinic input]
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module _testconsole
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_testconsole.write_input
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file: object
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s: PyBytesObject
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Writes UTF-16-LE encoded bytes to the console as if typed by a user.
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[clinic start generated code]*/
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static PyObject *
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_testconsole_write_input_impl(PyObject *module, PyObject *file,
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PyBytesObject *s)
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/*[clinic end generated code: output=48f9563db34aedb3 input=4c774f2d05770bc6]*/
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{
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INPUT_RECORD *rec = NULL;
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if (!PyWindowsConsoleIO_Check(file)) {
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PyErr_SetString(PyExc_TypeError, "expected raw console object");
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return NULL;
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}
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const wchar_t *p = (const wchar_t *)PyBytes_AS_STRING(s);
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DWORD size = (DWORD)PyBytes_GET_SIZE(s) / sizeof(wchar_t);
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rec = (INPUT_RECORD*)PyMem_Calloc(size, sizeof(INPUT_RECORD));
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if (!rec)
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goto error;
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INPUT_RECORD *prec = rec;
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for (DWORD i = 0; i < size; ++i, ++p, ++prec) {
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prec->EventType = KEY_EVENT;
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prec->Event.KeyEvent.bKeyDown = TRUE;
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prec->Event.KeyEvent.wRepeatCount = 1;
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prec->Event.KeyEvent.uChar.UnicodeChar = *p;
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}
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HANDLE hInput = _Py_get_osfhandle(((winconsoleio*)file)->fd);
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if (hInput == INVALID_HANDLE_VALUE)
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goto error;
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DWORD total = 0;
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while (total < size) {
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DWORD wrote;
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if (!WriteConsoleInputW(hInput, &rec[total], (size - total), &wrote)) {
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PyErr_SetFromWindowsErr(0);
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goto error;
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}
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total += wrote;
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}
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PyMem_Free((void*)rec);
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Py_RETURN_NONE;
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error:
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if (rec)
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PyMem_Free((void*)rec);
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return NULL;
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}
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/*[clinic input]
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_testconsole.read_output
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file: object
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Reads a str from the console as written to stdout.
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[clinic start generated code]*/
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static PyObject *
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_testconsole_read_output_impl(PyObject *module, PyObject *file)
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/*[clinic end generated code: output=876310d81a73e6d2 input=b3521f64b1b558e3]*/
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{
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Py_RETURN_NONE;
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}
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#include "clinic\_testconsole.c.h"
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PyMethodDef testconsole_methods[] = {
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_TESTCONSOLE_WRITE_INPUT_METHODDEF
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_TESTCONSOLE_READ_OUTPUT_METHODDEF
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{NULL, NULL}
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};
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static PyModuleDef testconsole_def = {
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PyModuleDef_HEAD_INIT, /* m_base */
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"_testconsole", /* m_name */
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PyDoc_STR("Test module for the Windows console"), /* m_doc */
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0, /* m_size */
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testconsole_methods, /* m_methods */
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testconsole_slots, /* m_slots */
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NULL, /* m_traverse */
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NULL, /* m_clear */
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NULL, /* m_free */
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};
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PyMODINIT_FUNC
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PyInit__testconsole(PyObject *spec)
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{
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return PyModuleDef_Init(&testconsole_def);
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}
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#endif /* MS_WINDOWS */
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