Subversion Repositories openrisc_2011-10-31

/* 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

#include <stdio.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.

   Same problem with _XOPEN_SOURCE.  */

#undef _POSIX_C_SOURCE

#undef _XOPEN_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"

#elif HAVE_LIBPYTHON2_7

#include "python2.7/Python.h"

#include "python2.7/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

/* In order to be able to parse symtab_and_line_to_sal_object function

   a real symtab_and_line structure is needed.  */

#include "symtab.h"

/* Also needed to parse enum var_types. */

#include "command.h"

struct block;

struct value;

struct language_defn;

struct program_space;

extern PyObject *gdb_module;

extern PyTypeObject value_object_type;

extern PyTypeObject block_object_type;

extern PyTypeObject symbol_object_type;

typedef struct

{

  PyObject_HEAD

  /* The thread we represent.  */

  struct thread_info *thread;

  /* The Inferior object to which this thread belongs.  */

  PyObject *inf_obj;

} thread_object;

extern struct cmd_list_element *set_python_list;

extern struct cmd_list_element *show_python_list;

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

PyObject *gdbpy_breakpoints (PyObject *, PyObject *);

PyObject *gdbpy_frame_stop_reason_string (PyObject *, PyObject *);

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

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

PyObject *gdbpy_block_for_pc (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 *gdbpy_inferiors (PyObject *unused, PyObject *unused2);

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

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

PyObject *gdbpy_get_hook_function (const char *);

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

PyObject *gdbpy_parameter_value (enum var_types type, void *var);

char *gdbpy_parse_command_name (char *text,

                                struct cmd_list_element ***base_list,

                                struct cmd_list_element **start_list);

PyObject *symtab_and_line_to_sal_object (struct symtab_and_line sal);

PyObject *symtab_to_symtab_object (struct symtab *symtab);

PyObject *symbol_to_symbol_object (struct symbol *sym);

PyObject *block_to_block_object (struct block *block, struct objfile *objfile);

PyObject *value_to_value_object (struct value *v);

PyObject *type_to_type_object (struct type *);

PyObject *frame_info_to_frame_object (struct frame_info *frame);

PyObject *pspace_to_pspace_object (struct program_space *);

PyObject *pspy_get_printers (PyObject *, void *);

PyObject *objfile_to_objfile_object (struct objfile *);

PyObject *objfpy_get_printers (PyObject *, void *);

thread_object *create_thread_object (struct thread_info *tp);

thread_object *find_thread_object (ptid_t ptid);

PyObject *find_inferior_object (int pid);

struct block *block_object_to_block (PyObject *obj);

struct symbol *symbol_object_to_symbol (PyObject *obj);

struct value *value_object_to_value (PyObject *self);

struct value *convert_value_from_python (PyObject *obj);

struct type *type_object_to_type (PyObject *obj);

struct symtab *symtab_object_to_symtab (PyObject *obj);

struct symtab_and_line *sal_object_to_symtab_and_line (PyObject *obj);

void gdbpy_initialize_auto_load (void);

void gdbpy_initialize_values (void);

void gdbpy_initialize_frames (void);

void gdbpy_initialize_symtabs (void);

void gdbpy_initialize_commands (void);

void gdbpy_initialize_symbols (void);

void gdbpy_initialize_symtabs (void);

void gdbpy_initialize_blocks (void);

void gdbpy_initialize_types (void);

void gdbpy_initialize_functions (void);

void gdbpy_initialize_pspace (void);

void gdbpy_initialize_objfile (void);

void gdbpy_initialize_breakpoints (void);

void gdbpy_initialize_lazy_string (void);

void gdbpy_initialize_parameters (void);

void gdbpy_initialize_thread (void);

void gdbpy_initialize_inferior (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)

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

   exception.  This macro is for use inside setter functions.  */

#define GDB_PY_SET_HANDLE_EXCEPTION(Exception)                          \

    do {                                                                \

      if (Exception.reason < 0)                                          \

        {                                                               \

          PyErr_Format (Exception.reason == RETURN_QUIT                 \

                        ? PyExc_KeyboardInterrupt : PyExc_RuntimeError, \

                        "%s", Exception.message);                       \

          return -1;                                                    \

        }                                                               \

    } while (0)

void gdbpy_print_stack (void);

void source_python_script_for_objfile (struct objfile *objfile,

                                       FILE *stream, const char *file);

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);

char *gdbpy_obj_to_string (PyObject *obj);

char *gdbpy_exception_to_string (PyObject *ptype, PyObject *pvalue);

int gdbpy_is_lazy_string (PyObject *result);

gdb_byte *gdbpy_extract_lazy_string (PyObject *string,

                                     struct type **str_type,

                                     long *length, char **encoding);

int gdbpy_is_value_object (PyObject *obj);

/* 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;

extern PyObject *gdbpy_enabled_cst;

extern PyObject *gdbpy_gdberror_exc;

int get_addr_from_python (PyObject *obj, CORE_ADDR *addr);

#endif /* GDB_PYTHON_INTERNAL_H */