shell bypass 403
#ifndef Py_CPYTHON_PYTHREAD_H
# error "this header file must not be included directly"
#endif
// PY_TIMEOUT_MAX is the highest usable value (in microseconds) of PY_TIMEOUT_T
// type, and depends on the system threading API.
//
// NOTE: this isn't the same value as `_thread.TIMEOUT_MAX`. The _thread module
// exposes a higher-level API, with timeouts expressed in seconds and
// floating-point numbers allowed.
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,
but hardcode the unsigned long to avoid errors for include directive.
*/
# define NATIVE_TSS_KEY_T unsigned long
#elif defined(HAVE_PTHREAD_STUBS)
# include "pthread_stubs.h"
# define NATIVE_TSS_KEY_T pthread_key_t
#else
# error "Require native threads. See https://bugs.python.org/issue31370"
#endif
/* When Py_LIMITED_API is not defined, the type layout of Py_tss_t is
exposed to allow static allocation in the API clients. Even in this case,
you must handle TSS keys through API functions due to compatibility.
*/
struct _Py_tss_t {
int _is_initialized;
NATIVE_TSS_KEY_T _key;
};
#undef NATIVE_TSS_KEY_T
/* When static allocation, you must initialize with Py_tss_NEEDS_INIT. */
#define Py_tss_NEEDS_INIT {0}