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/* Objective-C language support definitions for GDB, the GNU debugger.
 
   Copyright (C) 1992, 2005, 2007, 2008, 2009, 2010
   Free Software Foundation, Inc.
 
   Contributed by Apple Computer, Inc.
 
   This program 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 of the License, or
   (at your option) any later version.
 
   This program 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.
 
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
#if !defined(OBJC_LANG_H)
#define OBJC_LANG_H
 
struct stoken;
 
struct value;
struct block;
 
extern int objc_parse (void);		/* Defined in c-exp.y */
 
extern void objc_error (char *);	/* Defined in c-exp.y */
 
extern CORE_ADDR lookup_objc_class     (struct gdbarch *gdbarch,
					char *classname);
extern CORE_ADDR lookup_child_selector (struct gdbarch *gdbarch,
					char *methodname);
 
extern char *objc_demangle (const char *mangled, int options);
 
extern int find_objc_msgcall (CORE_ADDR pc, CORE_ADDR *new_pc);
 
extern char *parse_selector (char *method, char **selector);
 
extern char *parse_method (char *method, char *type, 
			   char **class, char **category, 
			   char **selector);
 
extern char *find_imps (struct symtab *symtab, struct block *block,
			char *method, struct symbol **syms, 
			unsigned int *nsym, unsigned int *ndebug);
 
extern struct value *value_nsstring (struct gdbarch *gdbarch,
				     char *ptr, int len);
 
/* for parsing Objective C */
extern void start_msglist (void);
extern void add_msglist (struct stoken *str, int addcolon);
extern int end_msglist (void);
 
struct symbol *lookup_struct_typedef (char *name, struct block *block,
				      int noerr);
 
#endif