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| author | Guido van Rossum <guido@python.org> | 1997-10-10 17:39:19 (GMT) |
|---|---|---|
| committer | Guido van Rossum <guido@python.org> | 1997-10-10 17:39:19 (GMT) |
| commit | a59406abdfd1393db708b379003fe3ab0dd0af2e (patch) | |
| tree | 4d15e01e6ca96c7b9a27955b0a3e2384465007ce /Modules | |
| parent | 04d5c5827af1819d0b114655a3c5359bdd42a4a7 (diff) | |
| download | cpython-a59406abdfd1393db708b379003fe3ab0dd0af2e.zip cpython-a59406abdfd1393db708b379003fe3ab0dd0af2e.tar.gz cpython-a59406abdfd1393db708b379003fe3ab0dd0af2e.tar.bz2 | |
Darn. When thread support is disabled, the BEGIN/END macros don't
save and restore the tstate, but explicitly calling
PyEval_SaveThread() does reset it! While I think about how to fix
this for real, here's a fix that avoids getting a fatal error.
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/_tkinter.c | 9 | ||||
| -rw-r--r-- | Modules/readline.c | 3 |
2 files changed, 8 insertions, 4 deletions
diff --git a/Modules/_tkinter.c b/Modules/_tkinter.c index 593b057..5958716 100644 --- a/Modules/_tkinter.c +++ b/Modules/_tkinter.c @@ -1456,14 +1456,15 @@ static PyInterpreterState *event_interp = NULL; static int EventHook() { - PyThreadState *tstate; + PyThreadState *tstate, *save_tstate; if (Tk_GetNumMainWindows() == 0) return 0; if (event_interp == NULL) return 0; tstate = PyThreadState_New(event_interp); - PyEval_AcquireThread(tstate); + save_tstate = PyThreadState_Swap(NULL); + PyEval_RestoreThread(tstate); if (!errorInCmd) Tcl_DoOneEvent(TCL_DONT_WAIT); if (errorInCmd) { @@ -1473,7 +1474,8 @@ EventHook() PyErr_Print(); } PyThreadState_Clear(tstate); - PyEval_ReleaseThread(tstate); + PyEval_SaveThread(); + PyThreadState_Swap(save_tstate); PyThreadState_Delete(tstate); return 0; } @@ -1536,7 +1538,6 @@ init_tkinter() PyDict_SetItemString(d, "TkttType", (PyObject *)&Tktt_Type); if (PyOS_InputHook == NULL) { - PyEval_InitThreads(); event_interp = PyThreadState_Get()->interp; PyOS_InputHook = EventHook; } diff --git a/Modules/readline.c b/Modules/readline.c index 1231e03..e12ae1d 100644 --- a/Modules/readline.c +++ b/Modules/readline.c @@ -168,8 +168,10 @@ on_completion(text, state) char *result = NULL; if (completer != NULL) { PyObject *r; + PyThreadState *save_tstate; /* Note that readline is called with the interpreter lock released! */ + save_tstate = PyThreadState_Swap(NULL); PyEval_RestoreThread(tstate); r = PyObject_CallFunction(completer, "si", text, state); if (r == NULL) @@ -190,6 +192,7 @@ on_completion(text, state) Py_XDECREF(r); done: PyEval_SaveThread(); + PyThreadState_Swap(save_tstate); } return result; } |