Refactor C psutil_pid_exists(), fixes #783 and #855#908
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giampaolo
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This was referenced Oct 5, 2016
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This function wasn't properly checking the
errno. As such it could erroneously raiseNoSuchProcessorAccessDeniedor mask the realOSErrororRuntimeErrorfor the following methods:All BSDs:
open_files()FreeBSD:
exe(),cwd(),connections()NetBSD:
exe(),num_fds()OpenBSD:
num_fds(),connections()OSX:
exe(),memory_full_info(),memory_maps(),threads(),connections()Furthermore, this is supposed to fix #783 where
Process.status()erroneously returnrunningfor zombie processes.This also refactor
psutil_pid_exists()which was unnecessarily replicated for different platforms and move it in a single place for all POSIX systems.This also super-seeds #855.