#ifndef Py_CPYTHON_PYTHREAD_H

# error "this header file must not be included directly"

PyAPI_DATA(const long long) PY_TIMEOUT_MAX;

#define PYTHREAD_INVALID_THREAD_ID ((unsigned long)-1)

#ifdef HAVE_PTHREAD_H

/* Darwin needs pthread.h to know type name the pthread_key_t. */

# include <pthread.h>

# define NATIVE_TSS_KEY_T pthread_key_t

#elif defined(NT_THREADS)

/* In Windows, native TSS key type is DWORD,

# define NATIVE_TSS_KEY_T unsigned long

#elif defined(HAVE_PTHREAD_STUBS)

# include "cpython/pthread_stubs.h"

# define NATIVE_TSS_KEY_T pthread_key_t

# error "Require native threads. See https://bugs.python.org/issue31370"

struct _Py_tss_t {

int _is_initialized;

NATIVE_TSS_KEY_T _key;

};

#undef NATIVE_TSS_KEY_T

#define Py_tss_NEEDS_INIT {0}