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Edit File: greenlet.h
/* -*- indent-tabs-mode: nil; tab-width: 4; -*- */ /* Greenlet object interface */ #ifndef Py_GREENLETOBJECT_H #define Py_GREENLETOBJECT_H #include <Python.h> #ifdef __cplusplus extern "C" { #endif /* This is deprecated and undocumented. It does not change. */ #define GREENLET_VERSION "1.0.0" #ifndef GREENLET_MODULE #define implementation_ptr_t void* #endif typedef struct _greenlet { PyObject_HEAD PyObject* weakreflist; PyObject* dict; implementation_ptr_t pimpl; } PyGreenlet; #define PyGreenlet_Check(op) (op && PyObject_TypeCheck(op, &PyGreenlet_Type)) /* C API functions */ /* Total number of symbols that are exported */ #define PyGreenlet_API_pointers 12 #define PyGreenlet_Type_NUM 0 #define PyExc_GreenletError_NUM 1 #define PyExc_GreenletExit_NUM 2 #define PyGreenlet_New_NUM 3 #define PyGreenlet_GetCurrent_NUM 4 #define PyGreenlet_Throw_NUM 5 #define PyGreenlet_Switch_NUM 6 #define PyGreenlet_SetParent_NUM 7 #define PyGreenlet_MAIN_NUM 8 #define PyGreenlet_STARTED_NUM 9 #define PyGreenlet_ACTIVE_NUM 10 #define PyGreenlet_GET_PARENT_NUM 11 #ifndef GREENLET_MODULE /* This section is used by modules that uses the greenlet C API */ static void** _PyGreenlet_API = NULL; # define PyGreenlet_Type \ (*(PyTypeObject*)_PyGreenlet_API[PyGreenlet_Type_NUM]) # define PyExc_GreenletError \ ((PyObject*)_PyGreenlet_API[PyExc_GreenletError_NUM]) # define PyExc_GreenletExit \ ((PyObject*)_PyGreenlet_API[PyExc_GreenletExit_NUM]) /* * PyGreenlet_New(PyObject *args) * * greenlet.greenlet(run, parent=None) */ # define PyGreenlet_New \ (*(PyGreenlet * (*)(PyObject * run, PyGreenlet * parent)) \ _PyGreenlet_API[PyGreenlet_New_NUM]) /* * PyGreenlet_GetCurrent(void) * * greenlet.getcurrent() */ # define PyGreenlet_GetCurrent \ (*(PyGreenlet * (*)(void)) _PyGreenlet_API[PyGreenlet_GetCurrent_NUM]) /* * PyGreenlet_Throw( * PyGreenlet *greenlet, * PyObject *typ, * PyObject *val, * PyObject *tb) * * g.throw(...) */ # define PyGreenlet_Throw \ (*(PyObject * (*)(PyGreenlet * self, \ PyObject * typ, \ PyObject * val, \ PyObject * tb)) \ _PyGreenlet_API[PyGreenlet_Throw_NUM]) /* * PyGreenlet_Switch(PyGreenlet *greenlet, PyObject *args) * * g.switch(*args, **kwargs) */ # define PyGreenlet_Switch \ (*(PyObject * \ (*)(PyGreenlet * greenlet, PyObject * args, PyObject * kwargs)) \ _PyGreenlet_API[PyGreenlet_Switch_NUM]) /* * PyGreenlet_SetParent(PyObject *greenlet, PyObject *new_parent) * * g.parent = new_parent */ # define PyGreenlet_SetParent \ (*(int (*)(PyGreenlet * greenlet, PyGreenlet * nparent)) \ _PyGreenlet_API[PyGreenlet_SetParent_NUM]) /* * PyGreenlet_GetParent(PyObject* greenlet) * * return greenlet.parent; * * This could return NULL even if there is no exception active. * If it does not return NULL, you are responsible for decrementing the * reference count. */ # define PyGreenlet_GetParent \ (*(PyGreenlet* (*)(PyGreenlet*)) \ _PyGreenlet_API[PyGreenlet_GET_PARENT_NUM]) /* * deprecated, undocumented alias. */ # define PyGreenlet_GET_PARENT PyGreenlet_GetParent # define PyGreenlet_MAIN \ (*(int (*)(PyGreenlet*)) \ _PyGreenlet_API[PyGreenlet_MAIN_NUM]) # define PyGreenlet_STARTED \ (*(int (*)(PyGreenlet*)) \ _PyGreenlet_API[PyGreenlet_STARTED_NUM]) # define PyGreenlet_ACTIVE \ (*(int (*)(PyGreenlet*)) \ _PyGreenlet_API[PyGreenlet_ACTIVE_NUM]) /* Macro that imports greenlet and initializes C API */ /* NOTE: This has actually moved to ``greenlet._greenlet._C_API``, but we keep the older definition to be sure older code that might have a copy of the header still works. */ # define PyGreenlet_Import() \ { \ _PyGreenlet_API = (void**)PyCapsule_Import("greenlet._C_API", 0); \ } #endif /* GREENLET_MODULE */ #ifdef __cplusplus } #endif #endif /* !Py_GREENLETOBJECT_H */