gdb: remove SYMTAB_COMPUNIT macro, add getter/setter

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

diff --git a/gdb/python/python-internal.h b/gdb/python/python-internal.h
index 24e28bc4767938501c5579708ed3e29528a29adb..5e15f62f74578b6509f2716349f8fc657349695e 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) 2008-2021 Free Software Foundation, Inc.
+   Copyright (C) 2008-2022 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -295,7 +295,7 @@ struct block;
 struct value;
 struct language_defn;
 struct program_space;
-struct bpstats;
+struct bpstat;
 struct inferior;
 
 extern int gdb_python_initialized;
@@ -412,6 +412,7 @@ extern enum ext_lang_rc gdbpy_get_matching_xmethod_workers
 \f
 PyObject *gdbpy_history (PyObject *self, PyObject *args);
 PyObject *gdbpy_add_history (PyObject *self, PyObject *args);
+extern PyObject *gdbpy_history_count (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 *);
@@ -482,6 +483,10 @@ gdbpy_ref<inferior_object> inferior_to_inferior_object (inferior *inf);
 PyObject *gdbpy_buffer_to_membuf (gdb::unique_xmalloc_ptr<gdb_byte> buffer,
                                  CORE_ADDR address, ULONGEST length);
 
+struct process_stratum_target;
+gdbpy_ref<> target_to_connection_object (process_stratum_target *target);
+PyObject *gdbpy_connections (PyObject *self, PyObject *args);
+
 const struct block *block_object_to_block (PyObject *obj);
 struct symbol *symbol_object_to_symbol (PyObject *obj);
 struct value *value_object_to_value (PyObject *self);
@@ -555,6 +560,8 @@ int gdbpy_initialize_tui ()
   CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
 int gdbpy_initialize_membuf ()
   CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
+int gdbpy_initialize_connection ()
+  CPYCHECKER_NEGATIVE_RESULT_SETS_EXCEPTION;
 
 /* A wrapper for PyErr_Fetch that handles reference counting for the
    caller.  */
@@ -619,14 +626,36 @@ class gdbpy_enter
 {
  public:
 
-  gdbpy_enter (struct gdbarch *gdbarch, const struct language_defn *language);
+  /* Set the ambient Python architecture to GDBARCH and the language
+     to LANGUAGE.  If GDBARCH is nullptr, then the architecture will
+     be computed, when needed, using get_current_arch; see the
+     get_gdbarch method.  If LANGUAGE is not nullptr, then the current
+     language at time of construction will be saved (to be restored on
+     destruction), and the current language will be set to
+     LANGUAGE.  */
+  explicit gdbpy_enter (struct gdbarch *gdbarch = nullptr,
+                       const struct language_defn *language = nullptr);
 
   ~gdbpy_enter ();
 
   DISABLE_COPY_AND_ASSIGN (gdbpy_enter);
 
+  /* Return the current gdbarch, as known to the Python layer.  This
+     is either python_gdbarch (which comes from the most recent call
+     to the gdbpy_enter constructor), or, if that is nullptr, the
+     result of get_current_arch.  */
+  static struct gdbarch *get_gdbarch ();
+
+  /* Called only during gdb shutdown.  This sets python_gdbarch to an
+     acceptable value.  */
+  static void finalize ();
+
  private:
 
+  /* The current gdbarch, according to Python.  This can be
+     nullptr.  */
+  static struct gdbarch *python_gdbarch;
+
   struct active_ext_lang_state *m_previous_active;
   PyGILState_STATE m_state;
   struct gdbarch *m_gdbarch;
@@ -674,9 +703,6 @@ private:
   PyThreadState *m_save;
 };
 
-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)     \