41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
#define _GNU_SOURCE
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#include "pthread_impl.h"
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#include <sys/mman.h>
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static void dummy1(pthread_t t)
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{
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}
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weak_alias(dummy1, __tl_sync);
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static int __pthread_timedjoin_np(pthread_t t, void **res, const struct timespec *at)
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{
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int state, cs, r = 0;
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__pthread_testcancel();
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__pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
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if (cs == PTHREAD_CANCEL_ENABLE) __pthread_setcancelstate(cs, 0);
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while ((state = t->detach_state) && r != ETIMEDOUT && r != EINVAL) {
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if (state >= DT_DETACHED) a_crash();
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r = __timedwait_cp(&t->detach_state, state, CLOCK_REALTIME, at, 1);
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}
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__pthread_setcancelstate(cs, 0);
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if (r == ETIMEDOUT || r == EINVAL) return r;
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__tl_sync(t);
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if (res) *res = t->result;
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if (t->map_base) __munmap(t->map_base, t->map_size);
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return 0;
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}
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int __pthread_join(pthread_t t, void **res)
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{
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return __pthread_timedjoin_np(t, res, 0);
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}
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static int __pthread_tryjoin_np(pthread_t t, void **res)
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{
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return t->detach_state==DT_JOINABLE ? EBUSY : __pthread_join(t, res);
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}
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weak_alias(__pthread_tryjoin_np, pthread_tryjoin_np);
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weak_alias(__pthread_timedjoin_np, pthread_timedjoin_np);
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weak_alias(__pthread_join, pthread_join);
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