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+/* GNU Objective C Runtime selector implementation - Private functions
+ Copyright (C) 2010 Free Software Foundation, Inc.
+ Contributed by Nicola Pero <nicola.pero@meta-innovation.com>
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under the
+terms of the GNU General Public License as published by the Free Software
+Foundation; either version 3, or (at your option) any later version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
+
+#ifndef __objc_private_selector_INCLUDE_GNU
+#define __objc_private_selector_INCLUDE_GNU
+
+/* Private runtime functions that may go away or be rewritten or
+ replaced. */
+
+/* Definition of a selector. Selectors themselves are not unique, but
+ the sel_id is a unique identifier. */
+struct objc_selector
+{
+ void *sel_id;
+ const char *sel_types;
+};
+
+/* An inline, fast version of sel_isEqual(). */
+inline static BOOL
+sel_eq (SEL s1, SEL s2)
+{
+ if (s1 == 0 || s2 == 0)
+ return s1 == s2;
+ else
+ return s1->sel_id == s2->sel_id;
+}
+
+/* Number of selectors stored in each of the selector tables. */
+extern unsigned int __objc_selector_max_index;
+
+/* Initialize the selector tables. This must be called by init.c. */
+void __objc_init_selector_tables(void);
+
+/* Various private functions to register selectors. */
+void __objc_register_selectors_from_class(Class);
+void __objc_register_selectors_from_list (struct objc_method_list *);
+void __objc_register_selectors_from_description_list
+(struct objc_method_description_list *method_list);
+void __objc_register_selectors_from_module (struct objc_selector *selectors);
+
+/* Return whether a selector is mapped or not ("mapped" meaning that
+ it has been inserted into the selector table). This is private as
+ only the runtime should ever encounter or need to know about
+ unmapped selectors. */
+BOOL sel_is_mapped (SEL aSel);
+
+/* Return selector representing name without registering it if it
+ doesn't exist. Typically used internally by the runtime when it's
+ looking up methods that may or may not exist (such as +initialize)
+ in the most efficient way. */
+SEL
+sel_get_any_uid (const char *name);
+
+#endif /* not __objc_private_selector_INCLUDE_GNU */