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58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2014.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program. If not, see <http://www.gnu.org/licenses/>.
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test-pthread-once.c++
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Tests whether basic pthread_once() support works.
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*******************************************************************************/
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#include <pthread.h>
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#include "test.h"
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static int init_counter = 0;
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static pthread_once_t init_counter_once = PTHREAD_ONCE_INIT;
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void init_counter_increase()
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{
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init_counter++;
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}
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void* thread_routine(void*)
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{
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pthread_once(&init_counter_once, init_counter_increase);
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return NULL;
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}
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int main(void)
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{
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int errnum;
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pthread_once(&init_counter_once, init_counter_increase);
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pthread_t thread;
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if ( (errnum = pthread_create(&thread, NULL, &thread_routine, NULL)) )
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test_error(errnum, "pthread_create");
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if ( (errnum = pthread_join(thread, NULL)) )
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test_error(errnum, "pthread_join");
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test_assert(init_counter == 1);
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return 0;
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}
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