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/* Test detachability. */
#define _GNU_SOURCE
#include <pthread.h>
#include <assert.h>
#include <error.h>
#include <errno.h>
#include <unistd.h>
void *
thread (void *arg)
{
while (1)
sched_yield ();
}
int
main (int argc, char **argv)
{
int err;
pthread_t tid;
void *ret;
err = pthread_create (&tid, 0, thread, 0);
if (err)
error (1, err, "pthread_create");
err = pthread_detach (tid);
if (err)
error (1, err, "pthread_detach");
err = pthread_detach (tid);
assert (err == EINVAL);
err = pthread_join (tid, &ret);
assert (err == EINVAL);
return 0;
}
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