mirror of git://git.musl-libc.org/musl
don't use pthread_once when there is no danger in race
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@ -71,8 +71,11 @@ static void init_cancellation()
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int pthread_cancel(pthread_t t)
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{
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static pthread_once_t once;
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pthread_once(&once, init_cancellation);
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static int init;
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if (!init) {
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init_cancellation();
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init = 1;
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}
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a_store(&t->cancel, 1);
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return pthread_kill(t, SIGCANCEL);
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}
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