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-rw-r--r--Modules/_tkinter.c32
1 files changed, 26 insertions, 6 deletions
diff --git a/Modules/_tkinter.c b/Modules/_tkinter.c
index 1c2c793..70d571b 100644
--- a/Modules/_tkinter.c
+++ b/Modules/_tkinter.c
@@ -121,6 +121,11 @@ PERFORMANCE OF THIS SOFTWARE.
#endif /* HAVE_CREATEFILEHANDLER */
+#ifdef MS_WINDOWS
+#include <conio.h>
+#define WAIT_FOR_STDIN
+#endif
+
#ifdef WITH_THREAD
/* The threading situation is complicated. Tcl is not thread-safe, except for
@@ -1822,6 +1827,7 @@ static PyMethodDef moduleMethods[] =
static int stdin_ready = 0;
+#ifndef MS_WINDOWS
static void
MyFileProc(clientData, mask)
void *clientData;
@@ -1829,22 +1835,34 @@ MyFileProc(clientData, mask)
{
stdin_ready = 1;
}
+#endif
static PyThreadState *event_tstate = NULL;
static int
EventHook()
{
+#ifndef MS_WINDOWS
FHANDLE tfile;
-
- ENTER_PYTHON(event_tstate)
- tfile = MAKEFHANDLE(fileno(stdin));
+#endif
+ if (PyThreadState_Swap(NULL) != NULL)
+ Py_FatalError("EventHook with non-NULL tstate\n");
+ PyEval_RestoreThread(event_tstate);
stdin_ready = 0;
+ errorInCmd = 0;
+#ifndef MS_WINDOWS
+ tfile = MAKEFHANDLE(fileno(stdin));
Tcl_CreateFileHandler(tfile, TCL_READABLE, MyFileProc, NULL);
+#endif
while (!errorInCmd && !stdin_ready) {
int result;
-
-#ifdef WITH_THREAD
+#ifdef MS_WINDOWS
+ if (_kbhit()) {
+ stdin_ready = 1;
+ break;
+ }
+#endif
+#if defined(WITH_THREAD) || defined(MS_WINDOWS)
ENTER_TCL
result = Tcl_DoOneEvent(TCL_DONT_WAIT);
release_lock(tcl_lock);
@@ -1858,14 +1876,16 @@ EventHook()
if (result < 0)
break;
}
+#ifndef MS_WINDOWS
Tcl_DeleteFileHandler(tfile);
+#endif
if (errorInCmd) {
errorInCmd = 0;
PyErr_Restore(excInCmd, valInCmd, trbInCmd);
excInCmd = valInCmd = trbInCmd = NULL;
PyErr_Print();
}
- LEAVE_PYTHON
+ PyEval_SaveThread();
return 0;
}