Mercurial > cpython-lru_cache-weakref
diff Lib/subprocess.py @ 55179:e89faaafa3ee
Merged revisions 73916 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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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)
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| author | Amaury Forgeot d'Arc <amauryfa@gmail.com> |
|---|---|
| date | Thu, 09 Jul 2009 22:44:11 +0000 |
| parents | 680ad8eed33b |
| children | 1c57debf97bc |
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--- a/Lib/subprocess.py Thu Jul 09 20:12:31 2009 +0000 +++ b/Lib/subprocess.py Thu Jul 09 22:44:11 2009 +0000 @@ -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():