old-cross-binutils/gdb/python/python-internal.h
Ulrich Weigand 548a926afa * python/python-internal.h [!WITH_THREAD] (PyGILState_Release,
PyThreadState_Swap): Avoid "statement with no effect" warning.
2010-02-17 14:58:54 +00:00

141 lines
5.1 KiB
C

/* 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 */