#include "tls.h"

_Return_type_success_(return == 0) int TLS_Init_Injected(
    _Out_ TLS* self,
    NitsCallSite cs)
{
    if (NitsShouldFault(cs, NitsAutomatic))
        return -1;

#if defined(_MSC_VER)
    self->index = TlsAlloc();
    return self->index == TLS_OUT_OF_INDEXES ? -1 : 0;
#else
    return pthread_key_create(&self->key, NULL) == 0 ? 0 : -1;
#endif
}