blob: 30a9ac3bea559bb54b762c7df04e0fa035d3ec1e [file] [log] [blame]
#include "pthread_impl.h"
#include "syscall.h"
static volatile int check_robust_result = -1;
int pthread_mutexattr_setrobust(pthread_mutexattr_t *a, int robust)
{
if (robust > 1U) return EINVAL;
if (robust) {
int r = check_robust_result;
if (r < 0) {
void *p;
size_t l;
r = -__syscall(SYS_get_robust_list, 0, &p, &l);
a_store(&check_robust_result, r);
}
if (r) return r;
a->__attr |= 4;
return 0;
}
a->__attr &= ~4;
return 0;
}