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#include <Python.h>
#include "HsFFI.h"
#ifdef __GLASGOW_HASKELL__
#include "PyGF_stub.h"
extern void __stginit_PyGF ( void );
#endif
static inline void gf_init(int *argc, char ***argv)
{
hs_init(argc, argv);
#ifdef __GLASGOW_HASKELL__
hs_add_root(__stginit_PyGF);
#endif
}
static inline void gf_exit(void)
{
hs_exit();
}
typedef HsStablePtr GF_PGF;
typedef HsStablePtr GF_CId;
typedef HsStablePtr GF_Language;
typedef HsStablePtr GF_Type;
typedef HsStablePtr GF_Tree;
typedef HsStablePtr GF_Expr;
typedef struct {
PyObject_HEAD;
HsStablePtr sp;
} PyGF;
#define NEWOBJECT(OBJ, GFTYPE) typedef struct {\
PyObject_HEAD \
GFTYPE obj; \
} OBJ;
#define PYTYPE(OBJ) OBJ ## Type
#define NEWCONSTRUCTOR(OBJ) inline OBJ* new ## OBJ () {\
return (OBJ*)PYTYPE(OBJ).tp_new(&PYTYPE(OBJ),NULL,NULL); }
#define NEWTYPE(TYPE,NAME,OBJECT,DOC) static PyTypeObject TYPE = {\
PyObject_HEAD_INIT(NULL)\
0, /*ob_size*/\
NAME, /*tp_name*/\
sizeof(OBJECT), /*tp_basicsize*/\
0, /*tp_itemsize*/\
0, /*tp_dealloc*/\
0, /*tp_print*/\
0, /*tp_getattr*/\
0, /*tp_setattr*/\
0, /*tp_compare*/\
0, /*tp_repr*/\
0, /*tp_as_number*/\
0, /*tp_as_sequence*/\
0, /*tp_as_mapping*/\
0, /*tp_hash */\
0, /*tp_call*/\
0, /*tp_str*/\
0, /*tp_getattro*/\
0, /*tp_setattro*/\
0, /*tp_as_buffer*/\
Py_TPFLAGS_DEFAULT, /*tp_flags*/\
DOC, /* tp_doc */\
};
#define NEWGF(OBJ,GFTYPE,TYPE,NAME,DOC) NEWOBJECT(OBJ,GFTYPE) \
NEWTYPE(TYPE,NAME,OBJ,DOC)\
NEWCONSTRUCTOR(OBJ)
// NEWOBJECT(CID, GF_CId)
#ifdef DEBUG
#define DEALLOCFN(delname,t,cb,cbname) static void \
delname(t *self){ cb(self);\
printf("gf_%s has been called for stable pointer 0x%x\n", cbname, self->obj);\
self->ob_type->tp_free((PyObject*)self); }
#else
#define DEALLOCFN(delname,t,cb,cbname) static void \
delname(t *self){ cb(self);\
self->ob_type->tp_free((PyObject*)self); }
#endif
#ifdef DEBUG
#define REPRCB(cbid,t,gfcb) static PyObject* \
cbid(t *self) { \
const char *str = gfcb(self); \
return PyString_FromFormat("0x%x: %s", self->obj, str); }
#else
#define REPRCB(cbid,t,gfcb) static PyObject* \
cbid(t *self) { \
const char *str = gfcb(self); \
return PyString_FromString(str); }
#endif
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