From f88e3ac051975d312ca0e89f5674b5b9475fb96b Mon Sep 17 00:00:00 2001 From: Gary Oberbrunner Date: Tue, 28 Aug 2012 20:33:07 -0400 Subject: Added a comment for recent spawnve change. --- src/engine/SCons/Platform/win32.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/engine/SCons/Platform/win32.py b/src/engine/SCons/Platform/win32.py index ff91bf9..c81eecf 100644 --- a/src/engine/SCons/Platform/win32.py +++ b/src/engine/SCons/Platform/win32.py @@ -84,6 +84,12 @@ else: spawn_lock = threading.Lock() +# This locked version of spawnve works around a Windows +# MSVCRT bug, because its spawnve is not thread-safe. +# Without this, python can randomly crash while using -jN. +# See the python bug at http://bugs.python.org/issue6476 +# and SCons issue at +# http://scons.tigris.org/issues/show_bug.cgi?id=2449 def spawnve(mode, file, args, env): spawn_lock.acquire() try: -- cgit v0.12