1 /* Gdb/Python header for private use by Python module.
3 Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #ifndef GDB_PYTHON_INTERNAL_H
21 #define GDB_PYTHON_INTERNAL_H
25 /* Python 2.4 doesn't include stdint.h soon enough to get {u,}intptr_t
26 needed by pyport.h. */
29 /* /usr/include/features.h on linux systems will define _POSIX_C_SOURCE
30 if it sees _GNU_SOURCE (which config.h will define).
31 pyconfig.h defines _POSIX_C_SOURCE to a different value than
32 /usr/include/features.h does causing compilation to fail.
33 To work around this, undef _POSIX_C_SOURCE before we include Python.h.
35 Same problem with _XOPEN_SOURCE. */
36 #undef _POSIX_C_SOURCE
39 /* On sparc-solaris, /usr/include/sys/feature_tests.h defines
40 _FILE_OFFSET_BITS, which pyconfig.h also defines. Same work
41 around technique as above. */
42 #undef _FILE_OFFSET_BITS
44 /* Request clean size types from Python. */
45 #define PY_SSIZE_T_CLEAN
47 /* Include the Python header files using angle brackets rather than
48 double quotes. On case-insensitive filesystems, this prevents us
49 from including our python/python.h header file. */
51 #include <frameobject.h>
53 /* Py_ssize_t is not defined until 2.5.
54 Logical type for Py_ssize_t is Py_intptr_t, but that fails in 64-bit
55 compilation due to several apparent mistakes in python2.4 API, so we
57 typedef int Py_ssize_t;
60 /* If Python.h does not define WITH_THREAD, then the various
61 GIL-related functions will not be defined. However,
62 PyGILState_STATE will be. */
64 #define PyGILState_Ensure() ((PyGILState_STATE) 0)
65 #define PyGILState_Release(ARG) ((void)(ARG))
66 #define PyEval_InitThreads()
67 #define PyThreadState_Swap(ARG) ((void)(ARG))
68 #define PyEval_ReleaseLock()
71 /* Python supplies HAVE_LONG_LONG and some `long long' support when it
72 is available. These defines let us handle the differences more
76 #define GDB_PY_LL_ARG "L"
77 #define GDB_PY_LLU_ARG "K"
78 typedef PY_LONG_LONG gdb_py_longest;
79 typedef unsigned PY_LONG_LONG gdb_py_ulongest;
80 #define gdb_py_long_from_longest PyLong_FromLongLong
81 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLongLong
82 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLongLong
84 #else /* HAVE_LONG_LONG */
86 #define GDB_PY_LL_ARG "L"
87 #define GDB_PY_LLU_ARG "K"
88 typedef long gdb_py_longest;
89 typedef unsigned long gdb_py_ulongest;
90 #define gdb_py_long_from_longest PyLong_FromLong
91 #define gdb_py_long_from_ulongest PyLong_FromUnsignedLong
92 #define gdb_py_long_as_ulongest PyLong_AsUnsignedLong
94 #endif /* HAVE_LONG_LONG */
97 /* In order to be able to parse symtab_and_line_to_sal_object function
98 a real symtab_and_line structure is needed. */
101 /* Also needed to parse enum var_types. */
103 #include "breakpoint.h"
105 #include "exceptions.h"
107 enum gdbpy_iter_kind { iter_keys, iter_values, iter_items };
111 struct language_defn;
112 struct program_space;
116 extern PyObject *gdb_module;
117 extern PyTypeObject value_object_type;
118 extern PyTypeObject block_object_type;
119 extern PyTypeObject symbol_object_type;
120 extern PyTypeObject event_object_type;
121 extern PyTypeObject events_object_type;
122 extern PyTypeObject stop_event_object_type;
124 /* Defined in py-breakpoint.c */
125 typedef struct breakpoint_object breakpoint_object;
131 /* The thread we represent. */
132 struct thread_info *thread;
134 /* The Inferior object to which this thread belongs. */
138 extern struct cmd_list_element *set_python_list;
139 extern struct cmd_list_element *show_python_list;
141 PyObject *gdbpy_history (PyObject *self, PyObject *args);
142 PyObject *gdbpy_breakpoints (PyObject *, PyObject *);
143 PyObject *gdbpy_frame_stop_reason_string (PyObject *, PyObject *);
144 PyObject *gdbpy_lookup_symbol (PyObject *self, PyObject *args, PyObject *kw);
145 PyObject *gdbpy_lookup_global_symbol (PyObject *self, PyObject *args,
147 PyObject *gdbpy_newest_frame (PyObject *self, PyObject *args);
148 PyObject *gdbpy_selected_frame (PyObject *self, PyObject *args);
149 PyObject *gdbpy_block_for_pc (PyObject *self, PyObject *args);
150 PyObject *gdbpy_lookup_type (PyObject *self, PyObject *args, PyObject *kw);
151 PyObject *gdbpy_create_lazy_string_object (CORE_ADDR address, long length,
152 const char *encoding,
154 PyObject *gdbpy_inferiors (PyObject *unused, PyObject *unused2);
155 PyObject *gdbpy_selected_thread (PyObject *self, PyObject *args);
156 PyObject *gdbpy_selected_inferior (PyObject *self, PyObject *args);
157 PyObject *gdbpy_string_to_argv (PyObject *self, PyObject *args);
158 PyObject *gdbpy_parameter (PyObject *self, PyObject *args);
159 PyObject *gdbpy_parameter_value (enum var_types type, void *var);
160 char *gdbpy_parse_command_name (const char *name,
161 struct cmd_list_element ***base_list,
162 struct cmd_list_element **start_list);
164 PyObject *symtab_and_line_to_sal_object (struct symtab_and_line sal);
165 PyObject *symtab_to_symtab_object (struct symtab *symtab);
166 PyObject *symbol_to_symbol_object (struct symbol *sym);
167 PyObject *block_to_block_object (const struct block *block,
168 struct objfile *objfile);
169 PyObject *value_to_value_object (struct value *v);
170 PyObject *type_to_type_object (struct type *);
171 PyObject *frame_info_to_frame_object (struct frame_info *frame);
173 PyObject *pspace_to_pspace_object (struct program_space *);
174 PyObject *pspy_get_printers (PyObject *, void *);
176 PyObject *objfile_to_objfile_object (struct objfile *);
177 PyObject *objfpy_get_printers (PyObject *, void *);
179 thread_object *create_thread_object (struct thread_info *tp);
180 thread_object *find_thread_object (ptid_t ptid);
181 PyObject *find_inferior_object (int pid);
182 PyObject *inferior_to_inferior_object (struct inferior *inferior);
184 const struct block *block_object_to_block (PyObject *obj);
185 struct symbol *symbol_object_to_symbol (PyObject *obj);
186 struct value *value_object_to_value (PyObject *self);
187 struct value *convert_value_from_python (PyObject *obj);
188 struct type *type_object_to_type (PyObject *obj);
189 struct symtab *symtab_object_to_symtab (PyObject *obj);
190 struct symtab_and_line *sal_object_to_symtab_and_line (PyObject *obj);
192 void gdbpy_initialize_auto_load (void);
193 void gdbpy_initialize_values (void);
194 void gdbpy_initialize_frames (void);
195 void gdbpy_initialize_symtabs (void);
196 void gdbpy_initialize_commands (void);
197 void gdbpy_initialize_symbols (void);
198 void gdbpy_initialize_symtabs (void);
199 void gdbpy_initialize_blocks (void);
200 void gdbpy_initialize_types (void);
201 void gdbpy_initialize_functions (void);
202 void gdbpy_initialize_pspace (void);
203 void gdbpy_initialize_objfile (void);
204 void gdbpy_initialize_breakpoints (void);
205 void gdbpy_initialize_lazy_string (void);
206 void gdbpy_initialize_parameters (void);
207 void gdbpy_initialize_thread (void);
208 void gdbpy_initialize_inferior (void);
209 void gdbpy_initialize_eventregistry (void);
210 void gdbpy_initialize_event (void);
211 void gdbpy_initialize_py_events (void);
212 void gdbpy_initialize_stop_event (void);
213 void gdbpy_initialize_signal_event (void);
214 void gdbpy_initialize_breakpoint_event (void);
215 void gdbpy_initialize_continue_event (void);
216 void gdbpy_initialize_exited_event (void);
217 void gdbpy_initialize_thread_event (void);
218 void gdbpy_initialize_new_objfile_event (void);
220 struct cleanup *make_cleanup_py_decref (PyObject *py);
222 struct cleanup *ensure_python_env (struct gdbarch *gdbarch,
223 const struct language_defn *language);
225 extern struct gdbarch *python_gdbarch;
226 extern const struct language_defn *python_language;
228 /* Use this after a TRY_EXCEPT to throw the appropriate Python
230 #define GDB_PY_HANDLE_EXCEPTION(Exception) \
232 if (Exception.reason < 0) \
233 return gdbpy_convert_exception (Exception); \
236 /* Use this after a TRY_EXCEPT to throw the appropriate Python
237 exception. This macro is for use inside setter functions. */
238 #define GDB_PY_SET_HANDLE_EXCEPTION(Exception) \
240 if (Exception.reason < 0) \
242 gdbpy_convert_exception (Exception); \
247 void gdbpy_print_stack (void);
249 void source_python_script_for_objfile (struct objfile *objfile,
250 FILE *stream, const char *file);
252 PyObject *python_string_to_unicode (PyObject *obj);
253 char *unicode_to_target_string (PyObject *unicode_str);
254 char *python_string_to_target_string (PyObject *obj);
255 PyObject *python_string_to_target_python_string (PyObject *obj);
256 char *python_string_to_host_string (PyObject *obj);
257 PyObject *target_string_to_unicode (const gdb_byte *str, int length);
258 int gdbpy_is_string (PyObject *obj);
259 char *gdbpy_obj_to_string (PyObject *obj);
260 char *gdbpy_exception_to_string (PyObject *ptype, PyObject *pvalue);
262 int gdbpy_is_lazy_string (PyObject *result);
263 void gdbpy_extract_lazy_string (PyObject *string, CORE_ADDR *addr,
264 struct type **str_type,
265 long *length, char **encoding);
267 int gdbpy_is_value_object (PyObject *obj);
269 /* Note that these are declared here, and not in python.h with the
270 other pretty-printer functions, because they refer to PyObject. */
271 PyObject *apply_varobj_pretty_printer (PyObject *print_obj,
272 struct value **replacement,
273 struct ui_file *stream);
274 PyObject *gdbpy_get_varobj_pretty_printer (struct value *value);
275 char *gdbpy_get_display_hint (PyObject *printer);
276 PyObject *gdbpy_default_visualizer (PyObject *self, PyObject *args);
278 extern PyObject *gdbpy_doc_cst;
279 extern PyObject *gdbpy_children_cst;
280 extern PyObject *gdbpy_to_string_cst;
281 extern PyObject *gdbpy_display_hint_cst;
282 extern PyObject *gdbpy_enabled_cst;
283 extern PyObject *gdbpy_value_cst;
285 /* Exception types. */
286 extern PyObject *gdbpy_gdb_error;
287 extern PyObject *gdbpy_gdb_memory_error;
288 extern PyObject *gdbpy_gdberror_exc;
290 extern PyObject *gdbpy_convert_exception (struct gdb_exception);
292 int get_addr_from_python (PyObject *obj, CORE_ADDR *addr);
294 PyObject *gdb_py_object_from_longest (LONGEST l);
295 PyObject *gdb_py_object_from_ulongest (ULONGEST l);
296 int gdb_py_int_as_long (PyObject *, long *);
298 #endif /* GDB_PYTHON_INTERNAL_H */