From 807c6931fe683fd844ceec1b023232181e6aae03 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Tue, 28 Dec 2010 16:10:20 +0000
Subject: xserver and mesa git update 28-12-2010

---
 mesalib/scons/fixes.py | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 mesalib/scons/fixes.py

(limited to 'mesalib/scons/fixes.py')

diff --git a/mesalib/scons/fixes.py b/mesalib/scons/fixes.py
new file mode 100644
index 000000000..5946106ab
--- /dev/null
+++ b/mesalib/scons/fixes.py
@@ -0,0 +1,27 @@
+import sys
+
+# Monkey patch os.spawnve on windows to become thread safe
+if sys.platform == 'win32':
+    import os
+    import threading
+    from os import spawnve as old_spawnve
+
+    spawn_lock = threading.Lock()
+
+    def new_spawnve(mode, file, args, env):
+        spawn_lock.acquire()
+        try:
+            if mode == os.P_WAIT:
+                ret = old_spawnve(os.P_NOWAIT, file, args, env)
+            else:
+                ret = old_spawnve(mode, file, args, env)
+        finally:
+            spawn_lock.release()
+        if mode == os.P_WAIT:
+            pid, status = os.waitpid(ret, 0)
+            ret = status >> 8
+        return ret
+
+    os.spawnve = new_spawnve
+
+
-- 
cgit v1.2.3