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