Merged revisions 73916 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r73916 | amaury.forgeotdarc | 2009-07-10 00:37:22 +0200 (ven., 10 juil. 2009) | 5 lines

  #6416: Fix compilation of the select module on Windows, as well as test_subprocess:
  PIPE_BUF is not defined on Windows, and probably has no meaning there.

  Anyway the subprocess module uses another way to perform non-blocking reads (with a thread)
........
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index f7361e1..2e7864c 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -376,6 +376,12 @@
     import fcntl
     import pickle
 
+    # When select or poll has indicated that the file is writable,
+    # we can write up to _PIPE_BUF bytes without risk of blocking.
+    # POSIX defines PIPE_BUF as >= 512.
+    _PIPE_BUF = getattr(select, 'PIPE_BUF', 512)
+
+
 __all__ = ["Popen", "PIPE", "STDOUT", "call", "check_call", "getstatusoutput",
            "getoutput", "check_output", "CalledProcessError"]
 
@@ -384,11 +390,6 @@
 except:
     MAXFD = 256
 
-# When select or poll has indicated that the file is writable,
-# we can write up to _PIPE_BUF bytes without risk of blocking.
-# POSIX defines PIPE_BUF as >= 512.
-_PIPE_BUF = getattr(select, 'PIPE_BUF', 512)
-
 _active = []
 
 def _cleanup():