python.h

#ifndef WREPORT_PYTHON_H
#define WREPORT_PYTHON_H
 
#define WREPORT_3_21_COMPAT
 
#ifdef WREPORT_3_21_COMPAT
// TODO: remove when DB-All.e as deployed does not need this anymore
#include <wreport/var.h>
 
#define PY_SSIZE_T_CLEAN
#include <Python.h>
 
extern "C" {
typedef struct {
    PyObject_HEAD
    wreport::Var var;
} wrpy_Var;
 
extern PyTypeObject* wrpy_Var_Type;
}
#endif
 
 
#include <wreport/fwd.h>
#include <string>
 
#ifndef PyObject_HEAD
// Forward-declare PyObjetc and PyTypeObject
// see https://mail.python.org/pipermail/python-dev/2003-August/037601.html
extern "C" {
struct _object;
typedef _object PyObject;
struct _typeobject;
typedef _typeobject PyTypeObject;
}
#endif
 
extern "C" {
 
struct wrpy_c_api {
 
// API version 1.x
 
    // TODO: return PyObject* when we drop legacy support
    wrpy_Var* (*var_create)(const wreport::Varinfo&);
 
    PyObject* (*var_create_i)(const wreport::Varinfo&, int);
 
    PyObject* (*var_create_d)(const wreport::Varinfo&, double);
 
    PyObject* (*var_create_c)(const wreport::Varinfo&, const char*);
 
    PyObject* (*var_create_s)(const wreport::Varinfo&, const std::string&);
 
    PyObject* (*var_create_copy)(const wreport::Var&);
 
    PyObject* (*var_value_to_python)(const wreport::Var&);
 
    int (*var_value_from_python)(PyObject* o, wreport::Var&);
 
    PyObject* (*varinfo_create)(wreport::Varinfo);
 
    PyObject* (*vartable_create)(const wreport::Vartable*);
 
    unsigned version_major;
 
    unsigned version_minor;
 
    PyTypeObject* varinfo_type;
 
    PyTypeObject* vartable_type;
 
    PyTypeObject* var_type;
 
// API version 1.1
 
    PyObject* (*var_create_move)(wreport::Var&&);
 
    wreport:: Var* (*var)(PyObject* o);
 
    PyObject* (*var_create_v)(const wreport::Varinfo&, const wreport::Var&);
};
 
}
 
#endif