python: Make two functions return gdbpy_ref<>

[deliverable/binutils-gdb.git] / gdb / python / python-internal.h

diff --git a/gdb/python/python-internal.h b/gdb/python/python-internal.h
index ebb83f0cba8465b1f8d0f2a8b571bb989ceaf36e..3874fdc5e793f257775ec0285d45de1b65d155ec 100644 (file)
--- a/gdb/python/python-internal.h
+++ b/gdb/python/python-internal.h
@@ -1,6 +1,6 @@
 /* Gdb/Python header for private use by Python module.
 
-   Copyright (C) 2008-2017 Free Software Foundation, Inc.
+   Copyright (C) 2008-2018 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -85,6 +85,12 @@
 #define HAVE_SNPRINTF 1
 #endif
 
+/* Another kludge to avoid compilation errors because MinGW defines
+   'hypot' to '_hypot', but the C++ headers says "using ::hypot".  */
+#ifdef __MINGW32__
+# define _hypot hypot
+#endif
+
 /* Request clean size types from Python.  */
 #define PY_SSIZE_T_CLEAN
 
@@ -93,6 +99,7 @@
    from including our python/python.h header file.  */
 #include <Python.h>
 #include <frameobject.h>
+#include "py-ref.h"
 
 #if PY_MAJOR_VERSION >= 3
 #define IS_PY3K 1
@@ -373,12 +380,12 @@ extern PyTypeObject symbol_object_type
     CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("symbol_object");
 extern PyTypeObject event_object_type
     CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
-extern PyTypeObject stop_event_object_type
-    CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("event_object");
 extern PyTypeObject breakpoint_object_type
     CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("breakpoint_object");
 extern PyTypeObject frame_object_type
     CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("frame_object");
+extern PyTypeObject thread_object_type
+    CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("thread_object");
 
 typedef struct gdbpy_breakpoint_object
 {
@@ -434,6 +441,8 @@ typedef struct
   PyObject *inf_obj;
 } thread_object;
 
+struct inferior_object;
+
 extern struct cmd_list_element *set_python_list;
 extern struct cmd_list_element *show_python_list;
 \f
@@ -453,7 +462,8 @@ extern enum ext_lang_rc gdbpy_apply_val_pretty_printer
    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 frame_info *frame, frame_filter_flags 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,
@@ -463,30 +473,15 @@ extern enum ext_lang_bp_stop gdbpy_breakpoint_cond_says_stop
 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);
+   std::vector<xmethod_worker_up> *dm_vec);
+
 \f
 PyObject *gdbpy_history (PyObject *self, PyObject *args);
+PyObject *gdbpy_convenience_variable (PyObject *self, PyObject *args);
+PyObject *gdbpy_set_convenience_variable (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);
@@ -540,10 +535,9 @@ PyObject *gdbpy_lookup_objfile (PyObject *self, PyObject *args, PyObject *kw);
 PyObject *gdbarch_to_arch_object (struct gdbarch *gdbarch);
 
 thread_object *create_thread_object (struct thread_info *tp);
-thread_object *find_thread_object (ptid_t ptid)
-    CPYCHECKER_RETURNS_BORROWED_REF;
-PyObject *find_inferior_object (int pid);
-PyObject *inferior_to_inferior_object (struct inferior *inferior);
+thread_object *thread_to_thread_object (thread_info *thr)
+  CPYCHECKER_RETURNS_BORROWED_REF;
+inferior_object *inferior_to_inferior_object (inferior *inf);
 
 const struct block *block_object_to_block (PyObject *obj);
 struct symbol *symbol_object_to_symbol (PyObject *obj);
@@ -606,30 +600,6 @@ int gdbpy_initialize_event (void)
   CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
 int gdbpy_initialize_py_events (void)
   CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
-int gdbpy_initialize_stop_event (void)
-  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
-int gdbpy_initialize_signal_event (void)
-  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
-int gdbpy_initialize_breakpoint_event (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)
@@ -650,8 +620,7 @@ class gdbpy_enter
 
   ~gdbpy_enter ();
 
-  gdbpy_enter (const gdbpy_enter &) = delete;
-  gdbpy_enter &operator= (const gdbpy_enter &) = delete;
+  DISABLE_COPY_AND_ASSIGN (gdbpy_enter);
 
  private:
 
@@ -723,9 +692,9 @@ 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,
-                                      struct ui_file *stream);
+gdbpy_ref<> apply_varobj_pretty_printer (PyObject *print_obj,
+                                        struct value **replacement,
+                                        struct ui_file *stream);
 PyObject *gdbpy_get_varobj_pretty_printer (struct value *value);
 gdb::unique_xmalloc_ptr<char> gdbpy_get_display_hint (PyObject *printer);
 PyObject *gdbpy_default_visualizer (PyObject *self, PyObject *args);