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| author | Gregory P. Smith <greg@mad-scientist.com> | 2009-07-04 02:28:47 (GMT) |
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| committer | Gregory P. Smith <greg@mad-scientist.com> | 2009-07-04 02:28:47 (GMT) |
| commit | b970b869750ffbd0576153d26e7416e583225f44 (patch) | |
| tree | 7ba427aefdabc97c459ed0e37c7bfc9e58a8bc0b | |
| parent | 05bf01aeae0c917276371a59b40bf9a6df9e78ce (diff) | |
| download | cpython-b970b869750ffbd0576153d26e7416e583225f44.zip cpython-b970b869750ffbd0576153d26e7416e583225f44.tar.gz cpython-b970b869750ffbd0576153d26e7416e583225f44.tar.bz2 | |
Merged revisions 73818 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r73818 | gregory.p.smith | 2009-07-03 13:48:31 -0700 (Fri, 03 Jul 2009) | 2 lines
Adds the select.PIPE_BUF attribute to expose the system constant.
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| -rw-r--r-- | Doc/library/select.rst | 9 | ||||
| -rw-r--r-- | Modules/selectmodule.c | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/Doc/library/select.rst b/Doc/library/select.rst index 6dbf16f..bffb9cb 100644 --- a/Doc/library/select.rst +++ b/Doc/library/select.rst @@ -94,6 +94,15 @@ The module defines the following: library, and does not handle file descriptors that don't originate from WinSock. +.. attribute:: select.PIPE_BUF + + Files reported as ready for writing by :func:`select`, :func:`poll` or + similar interfaces in this module are guaranteed to not block on a write + of up to :const:`PIPE_BUF` bytes. + This value is guaranteed by POSIX to be at least 512. + + .. versionadded:: 2.7 + .. _epoll-objects: diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c index 191296e..0855375 100644 --- a/Modules/selectmodule.c +++ b/Modules/selectmodule.c @@ -1764,6 +1764,8 @@ PyInit_select(void) Py_INCREF(SelectError); PyModule_AddObject(m, "error", SelectError); + PyModule_AddIntConstant(m, "PIPE_BUF", PIPE_BUF); + #if defined(HAVE_POLL) #ifdef __APPLE__ if (select_have_broken_poll()) { |