Merged revisions 70908 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r70908 | jesse.noller | 2009-03-31 17:20:35 -0500 (Tue, 31 Mar 2009) | 1 line

  Issue 5619: Pass MS CRT debug flags into subprocesses
........

Misc/ACKS

@@ -689,6 +689,7 @@ Daniel Stutzbach
 Nathan Sullivan
 Mark Summerfield
 Hisao Suzuki
+Andrew Svetlov
 Kalle Svensson
 Andrew Svetlov
 Paul Swartz

Misc/NEWS

@@ -53,6 +53,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #5619: Multiprocessing children disobey the debug flag and causes
+  popups on windows buildbots. Patch applied to work around this issue.
+
 - Issue #5400: Added patch for multiprocessing on netbsd compilation/support
 
 - Issue #5387: Fixed mmap.move crash by integer overflow.

Modules/_multiprocessing/win32_functions.c

@@ -130,6 +130,12 @@ win32_ExitProcess(PyObject *self, PyObject *args)
 	if (!PyArg_ParseTuple(args, "I", &uExitCode))
 		return NULL;
 
+	#if defined(Py_DEBUG)
+		SetErrorMode(SEM_FAILCRITICALERRORS|SEM_NOALIGNMENTFAULTEXCEPT|SEM_NOGPFAULTERRORBOX|SEM_NOOPENFILEERRORBOX);
+		_CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG);
+	#endif
+
+
 	ExitProcess(uExitCode);
 
 	return NULL;

Python/pythonrun.c

@@ -2006,6 +2006,7 @@ void
 Py_FatalError(const char *msg)
 {
 	fprintf(stderr, "Fatal Python error: %s\n", msg);
+	fflush(stderr); /* it helps in Windows debug build */
 	if (PyErr_Occurred()) {
 		PyErr_Print();
 	}