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75 lines
3.0 KiB
75 lines
3.0 KiB
/*
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Copyright (c) 2012-2013 Martin Sustrik All rights reserved.
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Copyright (c) 2014 Achille Roussel All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom
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the Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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IN THE SOFTWARE.
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*/
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#include "err.h"
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#include <signal.h>
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#include <stdint.h>
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static void *nn_thread_main_routine(void *arg)
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{
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struct nn_thread *self;
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self = (struct nn_thread *)arg;
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//PostMessage("nn_thread_main_routine arg.%p self->routine(%p) at %p\n",arg,self->arg,self->routine);
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self->routine(self->arg); // Run the thread routine
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return NULL;
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}
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void nn_thread_term(struct nn_thread *self)
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{
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int32_t rc;
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rc = pthread_join(self->handle,NULL);
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errnum_assert(rc == 0,rc);
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}
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#ifdef __PNACL
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void nn_thread_init(struct nn_thread *self,nn_thread_routine *routine,void *arg)
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{
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int32_t rc;
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// No signals should be processed by this thread. The library doesn't use signals and thus all the signals should be delivered to application threads, not to worker threads.
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//PostMessage("nn_thread_init routine.%p arg.%p\n",routine,arg);
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self->routine = routine;
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self->arg = arg;
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rc = pthread_create(&self->handle,NULL,nn_thread_main_routine,(void *)self);
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errnum_assert (rc == 0, rc);
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}
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#else
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void nn_thread_init(struct nn_thread *self,nn_thread_routine *routine, void *arg)
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{
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int32_t rc; sigset_t new_sigmask,old_sigmask;
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// No signals should be processed by this thread. The library doesn't use signals and thus all the signals should be delivered to application threads, not to worker threads.
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rc = sigfillset(&new_sigmask);
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errno_assert(rc == 0);
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rc = pthread_sigmask(SIG_BLOCK, &new_sigmask, &old_sigmask);
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errnum_assert(rc == 0, rc);
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self->routine = routine;
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self->arg = arg;
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rc = pthread_create(&self->handle,NULL,nn_thread_main_routine,(void *)self);
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errnum_assert (rc == 0, rc);
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// Restore signal set to what it was before.
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rc = pthread_sigmask(SIG_BLOCK, &new_sigmask, &old_sigmask);
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errnum_assert (rc == 0, rc);
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}
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#endif
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