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Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.10/Include/pystate.h')
-rw-r--r-- | AppPkg/Applications/Python/Python-2.7.10/Include/pystate.h | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.10/Include/pystate.h b/AppPkg/Applications/Python/Python-2.7.10/Include/pystate.h new file mode 100644 index 0000000000..62ada41452 --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.10/Include/pystate.h @@ -0,0 +1,200 @@ +
+/* Thread and interpreter state structures and their interfaces */
+
+
+#ifndef Py_PYSTATE_H
+#define Py_PYSTATE_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* State shared between threads */
+
+struct _ts; /* Forward */
+struct _is; /* Forward */
+
+typedef struct _is {
+
+ struct _is *next;
+ struct _ts *tstate_head;
+
+ PyObject *modules;
+ PyObject *sysdict;
+ PyObject *builtins;
+ PyObject *modules_reloading;
+
+ PyObject *codec_search_path;
+ PyObject *codec_search_cache;
+ PyObject *codec_error_registry;
+
+#ifdef HAVE_DLOPEN
+ int dlopenflags;
+#endif
+#ifdef WITH_TSC
+ int tscdump;
+#endif
+
+} PyInterpreterState;
+
+
+/* State unique per thread */
+
+struct _frame; /* Avoid including frameobject.h */
+
+/* Py_tracefunc return -1 when raising an exception, or 0 for success. */
+typedef int (*Py_tracefunc)(PyObject *, struct _frame *, int, PyObject *);
+
+/* The following values are used for 'what' for tracefunc functions: */
+#define PyTrace_CALL 0
+#define PyTrace_EXCEPTION 1
+#define PyTrace_LINE 2
+#define PyTrace_RETURN 3
+#define PyTrace_C_CALL 4
+#define PyTrace_C_EXCEPTION 5
+#define PyTrace_C_RETURN 6
+
+typedef struct _ts {
+ /* See Python/ceval.c for comments explaining most fields */
+
+ struct _ts *next;
+ PyInterpreterState *interp;
+
+ struct _frame *frame;
+ int recursion_depth;
+ /* 'tracing' keeps track of the execution depth when tracing/profiling.
+ This is to prevent the actual trace/profile code from being recorded in
+ the trace/profile. */
+ int tracing;
+ int use_tracing;
+
+ Py_tracefunc c_profilefunc;
+ Py_tracefunc c_tracefunc;
+ PyObject *c_profileobj;
+ PyObject *c_traceobj;
+
+ PyObject *curexc_type;
+ PyObject *curexc_value;
+ PyObject *curexc_traceback;
+
+ PyObject *exc_type;
+ PyObject *exc_value;
+ PyObject *exc_traceback;
+
+ PyObject *dict; /* Stores per-thread state */
+
+ /* tick_counter is incremented whenever the check_interval ticker
+ * reaches zero. The purpose is to give a useful measure of the number
+ * of interpreted bytecode instructions in a given thread. This
+ * extremely lightweight statistic collector may be of interest to
+ * profilers (like psyco.jit()), although nothing in the core uses it.
+ */
+ int tick_counter;
+
+ int gilstate_counter;
+
+ PyObject *async_exc; /* Asynchronous exception to raise */
+ long thread_id; /* Thread id where this tstate was created */
+
+ int trash_delete_nesting;
+ PyObject *trash_delete_later;
+
+ /* XXX signal handlers should also be here */
+
+} PyThreadState;
+
+
+PyAPI_FUNC(PyInterpreterState *) PyInterpreterState_New(void);
+PyAPI_FUNC(void) PyInterpreterState_Clear(PyInterpreterState *);
+PyAPI_FUNC(void) PyInterpreterState_Delete(PyInterpreterState *);
+
+PyAPI_FUNC(PyThreadState *) PyThreadState_New(PyInterpreterState *);
+PyAPI_FUNC(PyThreadState *) _PyThreadState_Prealloc(PyInterpreterState *);
+PyAPI_FUNC(void) _PyThreadState_Init(PyThreadState *);
+PyAPI_FUNC(void) PyThreadState_Clear(PyThreadState *);
+PyAPI_FUNC(void) PyThreadState_Delete(PyThreadState *);
+#ifdef WITH_THREAD
+PyAPI_FUNC(void) PyThreadState_DeleteCurrent(void);
+#endif
+
+PyAPI_FUNC(PyThreadState *) PyThreadState_Get(void);
+PyAPI_FUNC(PyThreadState *) PyThreadState_Swap(PyThreadState *);
+PyAPI_FUNC(PyObject *) PyThreadState_GetDict(void);
+PyAPI_FUNC(int) PyThreadState_SetAsyncExc(long, PyObject *);
+
+
+/* Variable and macro for in-line access to current thread state */
+
+PyAPI_DATA(PyThreadState *) _PyThreadState_Current;
+
+#ifdef Py_DEBUG
+#define PyThreadState_GET() PyThreadState_Get()
+#else
+#define PyThreadState_GET() (_PyThreadState_Current)
+#endif
+
+typedef
+ enum {PyGILState_LOCKED, PyGILState_UNLOCKED}
+ PyGILState_STATE;
+
+/* Ensure that the current thread is ready to call the Python
+ C API, regardless of the current state of Python, or of its
+ thread lock. This may be called as many times as desired
+ by a thread so long as each call is matched with a call to
+ PyGILState_Release(). In general, other thread-state APIs may
+ be used between _Ensure() and _Release() calls, so long as the
+ thread-state is restored to its previous state before the Release().
+ For example, normal use of the Py_BEGIN_ALLOW_THREADS/
+ Py_END_ALLOW_THREADS macros are acceptable.
+
+ The return value is an opaque "handle" to the thread state when
+ PyGILState_Ensure() was called, and must be passed to
+ PyGILState_Release() to ensure Python is left in the same state. Even
+ though recursive calls are allowed, these handles can *not* be shared -
+ each unique call to PyGILState_Ensure must save the handle for its
+ call to PyGILState_Release.
+
+ When the function returns, the current thread will hold the GIL.
+
+ Failure is a fatal error.
+*/
+PyAPI_FUNC(PyGILState_STATE) PyGILState_Ensure(void);
+
+/* Release any resources previously acquired. After this call, Python's
+ state will be the same as it was prior to the corresponding
+ PyGILState_Ensure() call (but generally this state will be unknown to
+ the caller, hence the use of the GILState API.)
+
+ Every call to PyGILState_Ensure must be matched by a call to
+ PyGILState_Release on the same thread.
+*/
+PyAPI_FUNC(void) PyGILState_Release(PyGILState_STATE);
+
+/* Helper/diagnostic function - get the current thread state for
+ this thread. May return NULL if no GILState API has been used
+ on the current thread. Note that the main thread always has such a
+ thread-state, even if no auto-thread-state call has been made
+ on the main thread.
+*/
+PyAPI_FUNC(PyThreadState *) PyGILState_GetThisThreadState(void);
+
+/* The implementation of sys._current_frames() Returns a dict mapping
+ thread id to that thread's current frame.
+*/
+PyAPI_FUNC(PyObject *) _PyThread_CurrentFrames(void);
+
+/* Routines for advanced debuggers, requested by David Beazley.
+ Don't use unless you know what you are doing! */
+PyAPI_FUNC(PyInterpreterState *) PyInterpreterState_Head(void);
+PyAPI_FUNC(PyInterpreterState *) PyInterpreterState_Next(PyInterpreterState *);
+PyAPI_FUNC(PyThreadState *) PyInterpreterState_ThreadHead(PyInterpreterState *);
+PyAPI_FUNC(PyThreadState *) PyThreadState_Next(PyThreadState *);
+
+typedef struct _frame *(*PyThreadFrameGetter)(PyThreadState *self_);
+
+/* hook for PyEval_GetFrame(), requested for Psyco */
+PyAPI_DATA(PyThreadFrameGetter) _PyThreadState_GetFrame;
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_PYSTATE_H */
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