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| author | Benjamin Peterson <benjamin@python.org> | 2008-10-04 22:00:42 (GMT) |
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| committer | Benjamin Peterson <benjamin@python.org> | 2008-10-04 22:00:42 (GMT) |
| commit | e5384b08861edde56d0b280f5993766d309ab4d0 (patch) | |
| tree | eb00d3d112d67d3300bbf23dec974c6994be07ea /Lib/multiprocessing | |
| parent | 7d8d9a588c497c627b62bd7fa79bc6fef693aa5f (diff) | |
| download | cpython-e5384b08861edde56d0b280f5993766d309ab4d0.zip cpython-e5384b08861edde56d0b280f5993766d309ab4d0.tar.gz cpython-e5384b08861edde56d0b280f5993766d309ab4d0.tar.bz2 | |
Merged revisions 66670,66681,66688,66696-66699 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r66670 | georg.brandl | 2008-09-28 15:01:36 -0500 (Sun, 28 Sep 2008) | 2 lines
Don't show version in title.
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r66681 | georg.brandl | 2008-09-29 11:51:35 -0500 (Mon, 29 Sep 2008) | 2 lines
Update nasm location.
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r66688 | jesse.noller | 2008-09-29 19:15:45 -0500 (Mon, 29 Sep 2008) | 2 lines
issue3770: if SEM_OPEN is 0, disable the mp.synchronize module, rev. Nick Coghlan, Damien Miller
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r66696 | andrew.kuchling | 2008-09-30 07:31:07 -0500 (Tue, 30 Sep 2008) | 1 line
Edits, and add markup
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r66697 | andrew.kuchling | 2008-09-30 08:00:34 -0500 (Tue, 30 Sep 2008) | 1 line
Markup fix
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r66698 | andrew.kuchling | 2008-09-30 08:00:51 -0500 (Tue, 30 Sep 2008) | 1 line
Markup fixes
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r66699 | andrew.kuchling | 2008-09-30 08:01:46 -0500 (Tue, 30 Sep 2008) | 1 line
Markup fixes. (optparse.rst probably needs an entire revision pass.)
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Diffstat (limited to 'Lib/multiprocessing')
| -rw-r--r-- | Lib/multiprocessing/synchronize.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/multiprocessing/synchronize.py b/Lib/multiprocessing/synchronize.py index be56a5b..08d7c5d 100644 --- a/Lib/multiprocessing/synchronize.py +++ b/Lib/multiprocessing/synchronize.py @@ -21,6 +21,17 @@ from multiprocessing.process import current_process from multiprocessing.util import Finalize, register_after_fork, debug from multiprocessing.forking import assert_spawning, Popen +# Try to import the mp.synchronize module cleanly, if it fails +# raise ImportError for platforms lacking a working sem_open implementation. +# See issue 3770 +try: + from _multiprocessing import SemLock +except (ImportError): + raise ImportError("This platform lacks a functioning sem_open" + + " implementation, therefore, the required" + + " synchronization primitives needed will not" + + " function, see issue 3770.") + # # Constants # |