/* Gdb/Python header for private use by Python module.
- Copyright (C) 2008-2013 Free Software Foundation, Inc.
+ Copyright (C) 2008-2017 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef GDB_PYTHON_INTERNAL_H
#define GDB_PYTHON_INTERNAL_H
+#include "extension.h"
+#include "extension-priv.h"
+
/* These WITH_* macros are defined by the CPython API checker that
comes with the Python plugin for GCC. See:
https://gcc-python-plugin.readthedocs.org/en/latest/cpychecker.html
#define CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION
#endif
-#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
#define PyInt_Check PyLong_Check
#define PyInt_FromLong PyLong_FromLong
+#define PyInt_FromSsize_t PyLong_FromSsize_t
#define PyInt_AsLong PyLong_AsLong
+#define PyInt_AsSsize_t PyLong_AsSsize_t
#define PyString_FromString PyUnicode_FromString
#define PyString_Decode PyUnicode_Decode
#endif /* HAVE_LONG_LONG */
+#if PY_VERSION_HEX < 0x03020000
+typedef long Py_hash_t;
+#endif
+
+/* PyMem_RawMalloc appeared in Python 3.4. For earlier versions, we can just
+ fall back to PyMem_Malloc. */
+
+#if PY_VERSION_HEX < 0x03040000
+#define PyMem_RawMalloc PyMem_Malloc
+#endif
+
/* Python 2.6 did not wrap Py_DECREF in 'do {...} while (0)', leading
to 'suggest explicit braces to avoid ambiguous ‘else’' gcc errors.
Wrap it ourselves, so that callers don't need to care. */
#undef Py_DECREF
#define Py_DECREF(op) gdb_Py_DECREF (op)
-/* In order to be able to parse symtab_and_line_to_sal_object function
+/* The second argument to PyObject_GetAttrString was missing the 'const'
+ qualifier in Python-2.4. Hence, we wrap it in a function to avoid errors
+ when compiled with -Werror. */
+
+static inline PyObject *
+gdb_PyObject_GetAttrString (PyObject *obj,
+ const char *attr) /* ARI: editCase function */
+{
+ return PyObject_GetAttrString (obj, (char *) attr);
+}
+
+#define PyObject_GetAttrString(obj, attr) gdb_PyObject_GetAttrString (obj, attr)
+
+/* The second argument to PyObject_HasAttrString was also missing the 'const'
+ qualifier in Python-2.4. Hence, we wrap it also in a function to avoid
+ errors when compiled with -Werror. */
+
+static inline int
+gdb_PyObject_HasAttrString (PyObject *obj,
+ const char *attr) /* ARI: editCase function */
+{
+ return PyObject_HasAttrString (obj, (char *) attr);
+}
+
+#define PyObject_HasAttrString(obj, attr) gdb_PyObject_HasAttrString (obj, attr)
+
+/* 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"
#include "command.h"
#include "breakpoint.h"
-#include "exceptions.h"
-
enum gdbpy_iter_kind { iter_keys, iter_values, iter_items };
struct block;
extern PyTypeObject frame_object_type
CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("frame_object");
-typedef struct breakpoint_object
+typedef struct gdbpy_breakpoint_object
{
PyObject_HEAD
/* 1 is this is a FinishBreakpoint object, 0 otherwise. */
int is_finish_bp;
-} breakpoint_object;
+} gdbpy_breakpoint_object;
/* Require that BREAKPOINT be a valid breakpoint ID; throw a Python
exception if it is invalid. */
/* Variables used to pass information between the Breakpoint
constructor and the breakpoint-created hook function. */
-extern breakpoint_object *bppy_pending_object;
+extern gdbpy_breakpoint_object *bppy_pending_object;
typedef struct
extern struct cmd_list_element *set_python_list;
extern struct cmd_list_element *show_python_list;
-
+\f
+/* extension_language_script_ops "methods". */
+
+extern int gdbpy_auto_load_enabled (const struct extension_language_defn *);
+
+/* extension_language_ops "methods". */
+
+extern enum ext_lang_rc gdbpy_apply_val_pretty_printer
+ (const struct extension_language_defn *,
+ struct type *type,
+ LONGEST embedded_offset, CORE_ADDR address,
+ struct ui_file *stream, int recurse,
+ struct value *val,
+ const struct value_print_options *options,
+ const struct language_defn *language);
+extern enum ext_lang_bt_status gdbpy_apply_frame_filter
+ (const struct extension_language_defn *,
+ struct frame_info *frame, int flags, enum ext_lang_frame_args args_type,
+ struct ui_out *out, int frame_low, int frame_high);
+extern void gdbpy_preserve_values (const struct extension_language_defn *,
+ struct objfile *objfile,
+ htab_t copied_types);
+extern enum ext_lang_bp_stop gdbpy_breakpoint_cond_says_stop
+ (const struct extension_language_defn *, struct breakpoint *);
+extern int gdbpy_breakpoint_has_cond (const struct extension_language_defn *,
+ struct breakpoint *b);
+
+extern void *gdbpy_clone_xmethod_worker_data
+ (const struct extension_language_defn *extlang, void *data);
+extern void gdbpy_free_xmethod_worker_data
+ (const struct extension_language_defn *extlang, void *data);
+extern enum ext_lang_rc gdbpy_get_matching_xmethod_workers
+ (const struct extension_language_defn *extlang,
+ struct type *obj_type, const char *method_name,
+ xmethod_worker_vec **dm_vec);
+extern enum ext_lang_rc gdbpy_get_xmethod_arg_types
+ (const struct extension_language_defn *extlang,
+ struct xmethod_worker *worker,
+ int *nargs,
+ struct type ***arg_types);
+extern enum ext_lang_rc gdbpy_get_xmethod_result_type
+ (const struct extension_language_defn *extlang,
+ struct xmethod_worker *worker,
+ struct value *object, struct value **args, int nargs,
+ struct type **result_type);
+extern struct value *gdbpy_invoke_xmethod
+ (const struct extension_language_defn *extlang,
+ struct xmethod_worker *worker,
+ struct value *obj, struct value **args, int nargs);
+\f
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_lookup_global_symbol (PyObject *self, PyObject *args,
PyObject *kw);
+PyObject *gdbpy_start_recording (PyObject *self, PyObject *args);
+PyObject *gdbpy_current_recording (PyObject *self, PyObject *args);
+PyObject *gdbpy_stop_recording (PyObject *self, PyObject *args);
PyObject *gdbpy_newest_frame (PyObject *self, PyObject *args);
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);
+int gdbpy_is_field (PyObject *obj);
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_create_ptid_object (ptid_t ptid);
PyObject *gdbpy_selected_thread (PyObject *self, PyObject *args);
PyObject *gdbpy_selected_inferior (PyObject *self, PyObject *args);
PyObject *gdbpy_string_to_argv (PyObject *self, PyObject *args);
-PyObject *gdbpy_parameter (PyObject *self, PyObject *args);
PyObject *gdbpy_parameter_value (enum var_types type, void *var);
char *gdbpy_parse_command_name (const char *name,
struct cmd_list_element ***base_list,
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 *symtab_to_linetable_object (PyObject *symtab);
PyObject *pspace_to_pspace_object (struct program_space *)
CPYCHECKER_RETURNS_BORROWED_REF;
PyObject *pspy_get_printers (PyObject *, void *);
PyObject *pspy_get_frame_filters (PyObject *, void *);
+PyObject *pspy_get_frame_unwinders (PyObject *, void *);
+PyObject *pspy_get_xmethods (PyObject *, void *);
PyObject *objfile_to_objfile_object (struct objfile *)
CPYCHECKER_RETURNS_BORROWED_REF;
PyObject *objfpy_get_printers (PyObject *, void *);
PyObject *objfpy_get_frame_filters (PyObject *, void *);
+PyObject *objfpy_get_frame_unwinders (PyObject *, void *);
+PyObject *objfpy_get_xmethods (PyObject *, void *);
+PyObject *gdbpy_lookup_objfile (PyObject *self, PyObject *args, PyObject *kw);
PyObject *gdbarch_to_arch_object (struct gdbarch *gdbarch);
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_frames (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_btrace (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_record (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_symtabs (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_commands (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_lazy_string (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_linetable (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_parameters (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_thread (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_continue_event (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_inferior_call_pre_event (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_inferior_call_post_event (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_register_changed_event (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_memory_changed_event (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_exited_event (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_thread_event (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_new_objfile_event (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_clear_objfiles_event (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
int gdbpy_initialize_arch (void)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_xmethods (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_unwind (void)
+ CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
-struct cleanup *make_cleanup_py_decref (PyObject *py);
-struct cleanup *make_cleanup_py_xdecref (PyObject *py);
+/* Called before entering the Python interpreter to install the
+ current language and architecture to be used for Python values.
+ Also set the active extension language for GDB so that SIGINT's
+ are directed our way, and if necessary install the right SIGINT
+ handler. */
+class gdbpy_enter
+{
+ public:
-struct cleanup *ensure_python_env (struct gdbarch *gdbarch,
- const struct language_defn *language);
+ gdbpy_enter (struct gdbarch *gdbarch, const struct language_defn *language);
+
+ ~gdbpy_enter ();
+
+ gdbpy_enter (const gdbpy_enter &) = delete;
+ gdbpy_enter &operator= (const gdbpy_enter &) = delete;
+
+ private:
+
+ struct active_ext_lang_state *m_previous_active;
+ PyGILState_STATE m_state;
+ struct gdbarch *m_gdbarch;
+ const struct language_defn *m_language;
+ PyObject *m_error_type, *m_error_value, *m_error_traceback;
+};
+
+/* Like gdbpy_enter, but takes a varobj. This is a subclass just to
+ make constructor delegation a little nicer. */
+class gdbpy_enter_varobj : public gdbpy_enter
+{
+ public:
+
+ /* This is defined in varobj.c, where it can access varobj
+ internals. */
+ gdbpy_enter_varobj (const struct varobj *var);
+
+};
extern struct gdbarch *python_gdbarch;
extern const struct language_defn *python_language;
} \
} while (0)
+int gdbpy_print_python_errors_p (void);
void gdbpy_print_stack (void);
-void source_python_script_for_objfile (struct objfile *objfile, FILE *file,
- const char *filename);
-
PyObject *python_string_to_unicode (PyObject *obj);
-char *unicode_to_target_string (PyObject *unicode_str);
-char *python_string_to_target_string (PyObject *obj);
+gdb::unique_xmalloc_ptr<char> unicode_to_target_string (PyObject *unicode_str);
+gdb::unique_xmalloc_ptr<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);
+gdb::unique_xmalloc_ptr<char> python_string_to_host_string (PyObject *obj);
+PyObject *host_string_to_python_string (const char *str);
int gdbpy_is_string (PyObject *obj);
-char *gdbpy_obj_to_string (PyObject *obj);
-char *gdbpy_exception_to_string (PyObject *ptype, PyObject *pvalue);
+gdb::unique_xmalloc_ptr<char> gdbpy_obj_to_string (PyObject *obj);
+gdb::unique_xmalloc_ptr<char> gdbpy_exception_to_string (PyObject *ptype,
+ PyObject *pvalue);
int gdbpy_is_lazy_string (PyObject *result);
void gdbpy_extract_lazy_string (PyObject *string, CORE_ADDR *addr,
- struct type **str_type,
- long *length, char **encoding);
+ struct type **str_type,
+ long *length,
+ gdb::unique_xmalloc_ptr<char> *encoding);
int gdbpy_is_value_object (PyObject *obj);
struct value **replacement,
struct ui_file *stream);
PyObject *gdbpy_get_varobj_pretty_printer (struct value *value);
-char *gdbpy_get_display_hint (PyObject *printer);
+gdb::unique_xmalloc_ptr<char> gdbpy_get_display_hint (PyObject *printer);
PyObject *gdbpy_default_visualizer (PyObject *self, PyObject *args);
-void bpfinishpy_pre_stop_hook (struct breakpoint_object *bp_obj);
-void bpfinishpy_post_stop_hook (struct breakpoint_object *bp_obj);
+void bpfinishpy_pre_stop_hook (struct gdbpy_breakpoint_object *bp_obj);
+void bpfinishpy_post_stop_hook (struct gdbpy_breakpoint_object *bp_obj);
extern PyObject *gdbpy_doc_cst;
extern PyObject *gdbpy_children_cst;
PyObject *object)
CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+struct varobj_iter;
+struct varobj;
+struct varobj_iter *py_varobj_get_iterator (struct varobj *var,
+ PyObject *printer);
+
#endif /* GDB_PYTHON_INTERNAL_H */