Remove cleanups from prepare_execute_command

[deliverable/binutils-gdb.git] / gdb / language.h

diff --git a/gdb/language.h b/gdb/language.h
index 7ce4f7f13ba0784ef3c3bba158015cc44aa5b912..d4ca900834dcb7a4519ada07ccc537fe8b68b42f 100644 (file)
--- a/gdb/language.h
+++ b/gdb/language.h
@@ -330,6 +330,7 @@ struct language_defn
        symbols whose type has a code of CODE should be matched.  */
     void (*la_collect_symbol_completion_matches)
       (completion_tracker &tracker,
+       complete_symbol_mode mode,
        const char *text,
        const char *word,
        enum type_code code);
@@ -561,16 +562,12 @@ extern int value_true (struct value *);
 
 /* Misc:  The string representing a particular enum language.  */
 
-extern enum language language_enum (char *str);
+extern enum language language_enum (const char *str);
 
 extern const struct language_defn *language_def (enum language);
 
 extern const char *language_str (enum language);
 
-/* Add a language to the set known by GDB (at initialization time).  */
-
-extern void add_language (const struct language_defn *);
-
 /* Check for a language-specific trampoline.  */
 
 extern CORE_ADDR skip_language_trampoline (struct frame_info *, CORE_ADDR pc);
@@ -617,4 +614,49 @@ void default_get_string (struct value *value, gdb_byte **buffer, int *length,
 void c_get_string (struct value *value, gdb_byte **buffer, int *length,
                   struct type **char_type, const char **charset);
 
+/* The languages supported by GDB.  */
+
+extern const struct language_defn auto_language_defn;
+extern const struct language_defn unknown_language_defn;
+extern const struct language_defn minimal_language_defn;
+
+extern const struct language_defn ada_language_defn;
+extern const struct language_defn asm_language_defn;
+extern const struct language_defn c_language_defn;
+extern const struct language_defn cplus_language_defn;
+extern const struct language_defn d_language_defn;
+extern const struct language_defn f_language_defn;
+extern const struct language_defn go_language_defn;
+extern const struct language_defn m2_language_defn;
+extern const struct language_defn objc_language_defn;
+extern const struct language_defn opencl_language_defn;
+extern const struct language_defn pascal_language_defn;
+extern const struct language_defn rust_language_defn;
+
+/* Save the current language and restore it upon destruction.  */
+
+class scoped_restore_current_language
+{
+public:
+
+  explicit scoped_restore_current_language ()
+    : m_lang (current_language->la_language)
+  {
+  }
+
+  ~scoped_restore_current_language ()
+  {
+    set_language (m_lang);
+  }
+
+  scoped_restore_current_language (const scoped_restore_current_language &)
+      = delete;
+  scoped_restore_current_language &operator=
+      (const scoped_restore_current_language &) = delete;
+
+private:
+
+  enum language m_lang;
+};
+
 #endif /* defined (LANGUAGE_H) */