[issue8713] multiprocessing needs option to eschew fork() under Linux

[Richard Oudkerk]

Richard Oudkerk added the comment:

> The safest default would be fork+exec though we need to implement the 
> fork+exec code as a C extension module or have it use subprocess (as I 
> noted in the mb_fork_exec.patch review).

That was an old version of the patch.

In the branch

    http://hg.python.org/sandbox/sbt#spawn

_posixsubprocess is used instead of fork+exec, and all unnecessary fds are closed.  See

    http://hg.python.org/sandbox/sbt/file/8f08d83264a0/Lib/multiprocessing/popen_spawn_posix.py

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue8713>
_______________________________________