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| author | marha <marha@users.sourceforge.net> | 2010-12-29 12:20:21 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-12-29 12:20:21 +0000 |
| commit | 053f5dfd42ade05252e586a282e34906db10828d (patch) | |
| tree | de215580ce205409a6d810a005c6c5909f3145d1 /mesalib/scons/fixes.py | |
| parent | 04ceb8c4a0cca3d8682f094d1d6faed8f693afb5 (diff) | |
| parent | 807c6931fe683fd844ceec1b023232181e6aae03 (diff) | |
| download | vcxsrv-053f5dfd42ade05252e586a282e34906db10828d.tar.gz vcxsrv-053f5dfd42ade05252e586a282e34906db10828d.tar.bz2 vcxsrv-053f5dfd42ade05252e586a282e34906db10828d.zip | |
svn merge ^/branches/released .
Diffstat (limited to 'mesalib/scons/fixes.py')
| -rw-r--r-- | mesalib/scons/fixes.py | 27 |
1 files changed, 27 insertions, 0 deletions
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
+
+
|