home *** CD-ROM | disk | FTP | other *** search
-
- /* 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;
-
- int checkinterval;
- #ifdef HAVE_DLOPEN
- int dlopenflags;
- #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
-
- typedef struct _ts {
-
- struct _ts *next;
- PyInterpreterState *interp;
-
- struct _frame *frame;
- int recursion_depth;
- int ticker;
- 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;
-
- /* XXX signal handlers should also be here */
-
- } PyThreadState;
-
-
- DL_IMPORT(PyInterpreterState *) PyInterpreterState_New(void);
- DL_IMPORT(void) PyInterpreterState_Clear(PyInterpreterState *);
- DL_IMPORT(void) PyInterpreterState_Delete(PyInterpreterState *);
-
- DL_IMPORT(PyThreadState *) PyThreadState_New(PyInterpreterState *);
- DL_IMPORT(void) PyThreadState_Clear(PyThreadState *);
- DL_IMPORT(void) PyThreadState_Delete(PyThreadState *);
- #ifdef WITH_THREAD
- DL_IMPORT(void) PyThreadState_DeleteCurrent(void);
- #endif
-
- DL_IMPORT(PyThreadState *) PyThreadState_Get(void);
- DL_IMPORT(PyThreadState *) PyThreadState_Swap(PyThreadState *);
- DL_IMPORT(PyObject *) PyThreadState_GetDict(void);
-
-
- /* Variable and macro for in-line access to current thread state */
-
- extern DL_IMPORT(PyThreadState *) _PyThreadState_Current;
-
- #ifdef Py_DEBUG
- #define PyThreadState_GET() PyThreadState_Get()
- #else
- #define PyThreadState_GET() (_PyThreadState_Current)
- #endif
-
- /* Routines for advanced debuggers, requested by David Beazley.
- Don't use unless you know what you are doing! */
- DL_IMPORT(PyInterpreterState *) PyInterpreterState_Head(void);
- DL_IMPORT(PyInterpreterState *) PyInterpreterState_Next(PyInterpreterState *);
- DL_IMPORT(PyThreadState *) PyInterpreterState_ThreadHead(PyInterpreterState *);
- DL_IMPORT(PyThreadState *) PyThreadState_Next(PyThreadState *);
-
- #ifdef __cplusplus
- }
- #endif
- #endif /* !Py_PYSTATE_H */
-