71 строка
2.2 KiB
C
71 строка
2.2 KiB
C
/*
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* Copyright (c) 2014 Intel, Inc. All rights reserved.
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* Copyright (c) 2015 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef OPAL_PROGRESS_THREADS_H
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#define OPAL_PROGRESS_THREADS_H
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#include "opal_config.h"
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#include "opal/mca/event/event.h"
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/**
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* Initialize a progress thread name; if a progress thread is not
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* already associated with that name, start a progress thread.
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*
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* If you have general events that need to run in *a* progress thread
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* (but not necessarily a your own, dedicated progress thread), pass
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* NULL the "name" argument to the opal_progress_thead_init() function
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* to glom on to the general OPAL-wide progress thread.
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*
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* If a name is passed that was already used in a prior call to
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* opal_progress_thread_init(), the event base associated with that
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* already-running progress thread will be returned (i.e., no new
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* progress thread will be started).
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*/
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OPAL_DECLSPEC opal_event_base_t *opal_progress_thread_init(const char *name);
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/**
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* Finalize a progress thread name (reference counted).
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*
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* Once this function is invoked as many times as
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* opal_progress_thread_init() was invoked on this name (or NULL), the
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* progress function is shut down and the event base associated with
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* it is destroyed.
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*
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* Will return OPAL_ERR_NOT_FOUND if the progress thread name does not
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* exist; OPAL_SUCCESS otherwise.
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*/
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OPAL_DECLSPEC int opal_progress_thread_finalize(const char *name);
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/**
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* Temporarily pause the progress thread associated with this name.
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*
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* This function does not destroy the event base associated with this
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* progress thread name, but it does stop processing all events on
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* that event base until opal_progress_thread_resume() is invoked on
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* that name.
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*
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* Will return OPAL_ERR_NOT_FOUND if the progress thread name does not
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* exist; OPAL_SUCCESS otherwise.
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*/
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OPAL_DECLSPEC int opal_progress_thread_pause(const char *name);
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/**
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* Restart a previously-paused progress thread associated with this
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* name.
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*
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* Will return OPAL_ERR_NOT_FOUND if the progress thread name does not
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* exist; OPAL_SUCCESS otherwise.
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*/
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OPAL_DECLSPEC int opal_progress_thread_resume(const char *name);
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#endif
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