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[Patch #633635 from David M. Cooke]

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Make keyname raise ValueError if passed -1, avoiding a segfault
   Make getkey() match the docs and raise an exception in nodelay mode
   The return type of getch() is int, not chtype
This commit is contained in:
Andrew M. Kuchling 2002-11-06 14:15:36 +00:00
parent 4e7be06a65
commit 7e23f00948
1 changed files with 14 additions and 6 deletions
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20
Modules/_cursesmodule.c
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@ -732,7 +732,7 @@ static PyObject *
PyCursesWindow_GetCh(PyCursesWindowObject *self, PyObject *args)
{
int x, y;
chtype rtn;
int rtn;
switch (PyTuple_Size(args)) {
case 0:
@ -758,7 +758,7 @@ static PyObject *
PyCursesWindow_GetKey(PyCursesWindowObject *self, PyObject *args)
{
int x, y;
chtype rtn;
int rtn;
switch (PyTuple_Size(args)) {
case 0:
@ -777,7 +777,11 @@ PyCursesWindow_GetKey(PyCursesWindowObject *self, PyObject *args)
PyErr_SetString(PyExc_TypeError, "getkey requires 0 or 2 arguments");
return NULL;
}
if (rtn<=255)
if (rtn == ERR) {
/* getch() returns ERR in nodelay mode */
PyErr_SetString(PyCursesError, "no input");
return NULL;
} else if (rtn<=255)
return Py_BuildValue("c", rtn);
else
#if defined(__NetBSD__)
@ -1953,6 +1957,10 @@ PyCurses_KeyName(PyObject *self, PyObject *args)
if (!PyArg_ParseTuple(args,"i",&ch)) return NULL;
if (ch < 0) {
PyErr_SetString(PyExc_ValueError, "invalid key number");
return NULL;
}
knp = keyname(ch);
return PyString_FromString((knp == NULL) ? "" : (char *)knp);
@ -2347,16 +2355,16 @@ static PyObject *
PyCurses_UngetCh(PyObject *self, PyObject *args)
{
PyObject *temp;
chtype ch;
int ch;
PyCursesInitialised
if (!PyArg_ParseTuple(args,"O;ch or int",&temp)) return NULL;
if (PyInt_Check(temp))
ch = (chtype) PyInt_AsLong(temp);
ch = (int) PyInt_AsLong(temp);
else if (PyString_Check(temp))
ch = (chtype) *PyString_AsString(temp);
ch = (int) *PyString_AsString(temp);
else {
PyErr_SetString(PyExc_TypeError, "argument must be a ch or an int");
return NULL;