Library import 16 (#2433)

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1 files changed, 135 insertions, 0 deletions

diff --git a/contrib/tools/python3/Include/pythread.h b/contrib/tools/python3/Include/pythread.h
new file mode 100644
index 00000000000..63714437c49
--- /dev/null
+++ b/contrib/tools/python3/Include/pythread.h
@@ -0,0 +1,135 @@
+#ifndef Py_PYTHREAD_H
+#define Py_PYTHREAD_H
+
+typedef void *PyThread_type_lock;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Return status codes for Python lock acquisition.  Chosen for maximum
+ * backwards compatibility, ie failure -> 0, success -> 1.  */
+typedef enum PyLockStatus {
+    PY_LOCK_FAILURE = 0,
+    PY_LOCK_ACQUIRED = 1,
+    PY_LOCK_INTR
+} PyLockStatus;
+
+PyAPI_FUNC(void) PyThread_init_thread(void);
+PyAPI_FUNC(unsigned long) PyThread_start_new_thread(void (*)(void *), void *);
+PyAPI_FUNC(void) _Py_NO_RETURN PyThread_exit_thread(void);
+PyAPI_FUNC(unsigned long) PyThread_get_thread_ident(void);
+
+#if (defined(__APPLE__) || defined(__linux__) || defined(_WIN32) \
+     || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \
+     || defined(__DragonFly__) || defined(_AIX))
+#define PY_HAVE_THREAD_NATIVE_ID
+PyAPI_FUNC(unsigned long) PyThread_get_thread_native_id(void);
+#endif
+
+PyAPI_FUNC(PyThread_type_lock) PyThread_allocate_lock(void);
+PyAPI_FUNC(void) PyThread_free_lock(PyThread_type_lock);
+PyAPI_FUNC(int) PyThread_acquire_lock(PyThread_type_lock, int);
+#define WAIT_LOCK       1
+#define NOWAIT_LOCK     0
+
+/* PY_TIMEOUT_T is the integral type used to specify timeouts when waiting
+   on a lock (see PyThread_acquire_lock_timed() below).
+   PY_TIMEOUT_MAX is the highest usable value (in microseconds) of that
+   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.
+*/
+#define PY_TIMEOUT_T long long
+
+#if defined(_POSIX_THREADS)
+   /* PyThread_acquire_lock_timed() uses _PyTime_FromNanoseconds(us * 1000),
+      convert microseconds to nanoseconds. */
+#  define PY_TIMEOUT_MAX (LLONG_MAX / 1000)
+#elif defined (NT_THREADS)
+   // WaitForSingleObject() accepts timeout in milliseconds in the range
+   // [0; 0xFFFFFFFE] (DWORD type). INFINITE value (0xFFFFFFFF) means no
+   // timeout. 0xFFFFFFFE milliseconds is around 49.7 days.
+#  if 0xFFFFFFFELL * 1000 < LLONG_MAX
+#    define PY_TIMEOUT_MAX (0xFFFFFFFELL * 1000)
+#  else
+#    define PY_TIMEOUT_MAX LLONG_MAX
+#  endif
+#else
+#  define PY_TIMEOUT_MAX LLONG_MAX
+#endif
+
+
+/* If microseconds == 0, the call is non-blocking: it returns immediately
+   even when the lock can't be acquired.
+   If microseconds > 0, the call waits up to the specified duration.
+   If microseconds < 0, the call waits until success (or abnormal failure)
+
+   microseconds must be less than PY_TIMEOUT_MAX. Behaviour otherwise is
+   undefined.
+
+   If intr_flag is true and the acquire is interrupted by a signal, then the
+   call will return PY_LOCK_INTR.  The caller may reattempt to acquire the
+   lock.
+*/
+PyAPI_FUNC(PyLockStatus) PyThread_acquire_lock_timed(PyThread_type_lock,
+                                                     PY_TIMEOUT_T microseconds,
+                                                     int intr_flag);
+
+PyAPI_FUNC(void) PyThread_release_lock(PyThread_type_lock);
+
+PyAPI_FUNC(size_t) PyThread_get_stacksize(void);
+PyAPI_FUNC(int) PyThread_set_stacksize(size_t);
+
+#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
+PyAPI_FUNC(PyObject*) PyThread_GetInfo(void);
+#endif
+
+
+/* Thread Local Storage (TLS) API
+   TLS API is DEPRECATED.  Use Thread Specific Storage (TSS) API.
+
+   The existing TLS API has used int to represent TLS keys across all
+   platforms, but it is not POSIX-compliant.  Therefore, the new TSS API uses
+   opaque data type to represent TSS keys to be compatible (see PEP 539).
+*/
+Py_DEPRECATED(3.7) PyAPI_FUNC(int) PyThread_create_key(void);
+Py_DEPRECATED(3.7) PyAPI_FUNC(void) PyThread_delete_key(int key);
+Py_DEPRECATED(3.7) PyAPI_FUNC(int) PyThread_set_key_value(int key,
+                                                          void *value);
+Py_DEPRECATED(3.7) PyAPI_FUNC(void *) PyThread_get_key_value(int key);
+Py_DEPRECATED(3.7) PyAPI_FUNC(void) PyThread_delete_key_value(int key);
+
+/* Cleanup after a fork */
+Py_DEPRECATED(3.7) PyAPI_FUNC(void) PyThread_ReInitTLS(void);
+
+
+#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03070000
+/* New in 3.7 */
+/* Thread Specific Storage (TSS) API */
+
+typedef struct _Py_tss_t Py_tss_t;  /* opaque */
+
+PyAPI_FUNC(Py_tss_t *) PyThread_tss_alloc(void);
+PyAPI_FUNC(void) PyThread_tss_free(Py_tss_t *key);
+
+/* The parameter key must not be NULL. */
+PyAPI_FUNC(int) PyThread_tss_is_created(Py_tss_t *key);
+PyAPI_FUNC(int) PyThread_tss_create(Py_tss_t *key);
+PyAPI_FUNC(void) PyThread_tss_delete(Py_tss_t *key);
+PyAPI_FUNC(int) PyThread_tss_set(Py_tss_t *key, void *value);
+PyAPI_FUNC(void *) PyThread_tss_get(Py_tss_t *key);
+#endif  /* New in 3.7 */
+
+#ifndef Py_LIMITED_API
+#  define Py_CPYTHON_PYTHREAD_H
+#  include "cpython/pythread.h"
+#  undef Py_CPYTHON_PYTHREAD_H
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_PYTHREAD_H */