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/* Gdb/Python header for private use by Python module.

   Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#ifndef GDB_PYTHON_INTERNAL_H

#define GDB_PYTHON_INTERNAL_H

/* Python 2.4 doesn't include stdint.h soon enough to get {u,}intptr_t

   needed by pyport.h.  */

#include <stdint.h>

/* /usr/include/features.h on linux systems will define _POSIX_C_SOURCE

   if it sees _GNU_SOURCE (which config.h will define).

   pyconfig.h defines _POSIX_C_SOURCE to a different value than

   /usr/include/features.h does causing compilation to fail.

   To work around this, undef _POSIX_C_SOURCE before we include Python.h.  */

#undef _POSIX_C_SOURCE

#if HAVE_LIBPYTHON2_4

#include "python2.4/Python.h"

#include "python2.4/frameobject.h"

/* Py_ssize_t is not defined until 2.5.

   Logical type for Py_ssize_t is Py_intptr_t, but that fails in 64-bit

   compilation due to several apparent mistakes in python2.4 API, so we

   use 'int' instead.  */

typedef int Py_ssize_t;

#elif HAVE_LIBPYTHON2_5

#include "python2.5/Python.h"

#include "python2.5/frameobject.h"

#elif HAVE_LIBPYTHON2_6

#include "python2.6/Python.h"

#include "python2.6/frameobject.h"

#else

#error "Unable to find usable Python.h"

#endif

/* If Python.h does not define WITH_THREAD, then the various

   GIL-related functions will not be defined.  However,

   PyGILState_STATE will be.  */

#ifndef WITH_THREAD

#define PyGILState_Ensure() ((PyGILState_STATE) 0)

#define PyGILState_Release(ARG) ((void)(ARG))

#define PyEval_InitThreads() 0

#define PyThreadState_Swap(ARG) ((void)(ARG))

#define PyEval_InitThreads() 0

#define PyEval_ReleaseLock() 0

#endif

struct value;

struct language_defn;

extern PyObject *gdb_module;

extern PyTypeObject value_object_type;

PyObject *gdbpy_history (PyObject *self, PyObject *args);

PyObject *gdbpy_frame_stop_reason_string (PyObject *, PyObject *);

PyObject *gdbpy_selected_frame (PyObject *self, PyObject *args);

PyObject *gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw);

PyObject *gdbpy_create_lazy_string_object (CORE_ADDR address, long length,

                                           const char *encoding, struct type *type);

PyObject *value_to_value_object (struct value *v);

PyObject *type_to_type_object (struct type *);

PyObject *objfile_to_objfile_object (struct objfile *);

PyObject *objfpy_get_printers (PyObject *, void *);

struct value *value_object_to_value (PyObject *self);

struct value *convert_value_from_python (PyObject *obj);

struct type *type_object_to_type (PyObject *obj);

void gdbpy_initialize_values (void);

void gdbpy_initialize_frames (void);

void gdbpy_initialize_commands (void);

void gdbpy_initialize_types (void);

void gdbpy_initialize_functions (void);

void gdbpy_initialize_objfile (void);

void gdbpy_initialize_lazy_string (void);

struct cleanup *make_cleanup_py_decref (PyObject *py);

struct cleanup *ensure_python_env (struct gdbarch *gdbarch,

                                   const struct language_defn *language);

extern struct gdbarch *python_gdbarch;

extern const struct language_defn *python_language;

/* Use this after a TRY_EXCEPT to throw the appropriate Python

   exception.  */

#define GDB_PY_HANDLE_EXCEPTION(Exception)                              \

    do {                                                                \

      if (Exception.reason < 0)                                          \

        return PyErr_Format (Exception.reason == RETURN_QUIT            \

                             ? PyExc_KeyboardInterrupt : PyExc_RuntimeError, \

                             "%s", Exception.message);                  \

    } while (0)

void gdbpy_print_stack (void);

PyObject *python_string_to_unicode (PyObject *obj);

char *unicode_to_target_string (PyObject *unicode_str);

char *python_string_to_target_string (PyObject *obj);

PyObject *python_string_to_target_python_string (PyObject *obj);

char *python_string_to_host_string (PyObject *obj);

PyObject *target_string_to_unicode (const gdb_byte *str, int length);

int gdbpy_is_string (PyObject *obj);

int gdbpy_is_lazy_string (PyObject *result);

gdb_byte *gdbpy_extract_lazy_string (PyObject *string,

                                     struct type **str_type,

                                     long *length, char **encoding);

/* Note that these are declared here, and not in python.h with the

   other pretty-printer functions, because they refer to PyObject.  */

PyObject *apply_varobj_pretty_printer (PyObject *print_obj,

                                       struct value **replacement);

PyObject *gdbpy_get_varobj_pretty_printer (struct value *value);

char *gdbpy_get_display_hint (PyObject *printer);

PyObject *gdbpy_default_visualizer (PyObject *self, PyObject *args);

extern PyObject *gdbpy_doc_cst;

extern PyObject *gdbpy_children_cst;

extern PyObject *gdbpy_to_string_cst;

extern PyObject *gdbpy_display_hint_cst;

#endif /* GDB_PYTHON_INTERNAL_H */