/* Helper routines for C++ support in GDB.
- Copyright 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002-2018 Free Software Foundation, Inc.
Contributed by MontaVista Software.
Namespace support contributed by David Carlton.
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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef CP_SUPPORT_H
#define CP_SUPPORT_H
/* We need this for 'domain_enum', alas... */
#include "symtab.h"
+#include "vec.h"
+#include "gdb_vecs.h"
+#include "gdb_obstack.h"
/* Opaque declarations. */
struct symbol;
-struct obstack;
struct block;
struct objfile;
struct type;
+struct demangle_component;
+struct using_direct;
-/* This struct is designed to store data from using directives. It
- says that names from namespace INNER should be visible within
- namespace OUTER. OUTER should always be a strict initial substring
- of INNER. These form a linked list; NEXT is the next element of
- the list. */
+/* A string representing the name of the anonymous namespace used in GDB. */
-struct using_direct
+#define CP_ANONYMOUS_NAMESPACE_STR "(anonymous namespace)"
+
+/* The length of the string representing the anonymous namespace. */
+
+#define CP_ANONYMOUS_NAMESPACE_LEN 21
+
+/* A string representing the start of an operator name. */
+
+#define CP_OPERATOR_STR "operator"
+
+/* The length of CP_OPERATOR_STR. */
+
+#define CP_OPERATOR_LEN 8
+
+/* The result of parsing a name. */
+
+struct demangle_parse_info
{
- char *inner;
- char *outer;
- struct using_direct *next;
+ demangle_parse_info ();
+
+ ~demangle_parse_info ();
+
+ /* The memory used during the parse. */
+ struct demangle_info *info;
+
+ /* The result of the parse. */
+ struct demangle_component *tree;
+
+ /* Any temporary memory used during typedef replacement. */
+ struct obstack obstack;
};
/* Functions from cp-support.c. */
+extern std::string cp_canonicalize_string (const char *string);
+
+extern std::string cp_canonicalize_string_no_typedefs (const char *string);
+
+typedef const char *(canonicalization_ftype) (struct type *, void *);
+
+extern std::string cp_canonicalize_string_full (const char *string,
+ canonicalization_ftype *finder,
+ void *data);
+
extern char *cp_class_name_from_physname (const char *physname);
extern char *method_name_from_physname (const char *physname);
extern char *cp_func_name (const char *full_name);
+extern gdb::unique_xmalloc_ptr<char> cp_remove_params
+ (const char *demanged_name);
+
+/* DEMANGLED_NAME is the name of a function, (optionally) including
+ parameters and (optionally) a return type. Return the name of the
+ function without parameters or return type, or NULL if we can not
+ parse the name. If COMPLETION_MODE is true, then tolerate a
+ non-existing or unbalanced parameter list. */
+extern gdb::unique_xmalloc_ptr<char> cp_remove_params_if_any
+ (const char *demangled_name, bool completion_mode);
+
extern struct symbol **make_symbol_overload_list (const char *,
const char *);
+extern struct symbol **make_symbol_overload_list_adl (struct type **arg_types,
+ int nargs,
+ const char *func_name);
+
extern struct type *cp_lookup_rtti_type (const char *name,
struct block *block);
+/* Produce an unsigned hash value from SEARCH_NAME that is compatible
+ with cp_symbol_name_matches. Only the last component in
+ "foo::bar::function()" is considered for hashing purposes (i.e.,
+ the entire prefix is skipped), so that later on looking up for
+ "function" or "bar::function" in all namespaces is possible. */
+extern unsigned int cp_search_name_hash (const char *search_name);
+
+/* Implement the "la_get_symbol_name_matcher" language_defn method for
+ C++. */
+extern symbol_name_matcher_ftype *cp_get_symbol_name_matcher
+ (const lookup_name_info &lookup_name);
+
/* Functions/variables from cp-namespace.c. */
-extern unsigned char processing_has_namespace_info;
+extern int cp_is_in_anonymous (const char *symbol_name);
-extern const char *processing_current_prefix;
+extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol,
+ struct objfile *objfile);
-extern int cp_is_anonymous (const char *namespace);
+extern struct block_symbol cp_lookup_symbol_nonlocal
+ (const struct language_defn *langdef,
+ const char *name,
+ const struct block *block,
+ const domain_enum domain);
-extern void cp_add_using_directive (const char *name,
- unsigned int outer_length,
- unsigned int inner_length);
+extern struct block_symbol
+ cp_lookup_symbol_namespace (const char *the_namespace,
+ const char *name,
+ const struct block *block,
+ const domain_enum domain);
-extern void cp_initialize_namespace (void);
+extern struct block_symbol cp_lookup_symbol_imports_or_template
+ (const char *scope,
+ const char *name,
+ const struct block *block,
+ const domain_enum domain);
-extern void cp_finalize_namespace (struct block *static_block,
- struct obstack *obstack);
+extern struct block_symbol
+ cp_lookup_nested_symbol (struct type *parent_type,
+ const char *nested_name,
+ const struct block *block,
+ const domain_enum domain);
-extern void cp_set_block_scope (const struct symbol *symbol,
- struct block *block,
- struct obstack *obstack);
+struct type *cp_lookup_transparent_type (const char *name);
-extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol);
+/* See description in cp-namespace.c. */
-extern struct symbol *cp_lookup_symbol_nonlocal (const char *name,
- const char *linkage_name,
- const struct block *block,
- const domain_enum domain,
- struct symtab **symtab);
+struct type *cp_find_type_baseclass_by_name (struct type *parent_type,
+ const char *name);
-extern struct symbol *cp_lookup_symbol_namespace (const char *namespace,
- const char *name,
- const char *linkage_name,
- const struct block *block,
- const domain_enum domain,
- struct symtab **symtab);
+/* Functions from cp-name-parser.y. */
-extern struct type *cp_lookup_nested_type (struct type *parent_type,
- const char *nested_name,
- const struct block *block);
+extern std::unique_ptr<demangle_parse_info> cp_demangled_name_to_comp
+ (const char *demangled_name, const char **errmsg);
-extern void cp_check_possible_namespace_symbols (const char *name,
- struct objfile *objfile);
+extern gdb::unique_xmalloc_ptr<char> cp_comp_to_string
+ (struct demangle_component *result, int estimated_len);
-struct type *cp_lookup_transparent_type (const char *name);
+extern void cp_merge_demangle_parse_infos (struct demangle_parse_info *,
+ struct demangle_component *,
+ struct demangle_parse_info *);
/* The list of "maint cplus" commands. */
extern struct cmd_list_element *maint_cplus_cmd_list;
-/* Pointer to member function. Depends on compiler implementation. */
+/* A wrapper for bfd_demangle. */
+
+char *gdb_demangle (const char *name, int options);
+
+/* Like gdb_demangle, but suitable for use as la_sniff_from_mangled_name. */
-#define METHOD_PTR_IS_VIRTUAL(ADDR) ((ADDR) & 0x80000000)
-#define METHOD_PTR_FROM_VOFFSET(OFFSET) (0x80000000 + (OFFSET))
-#define METHOD_PTR_TO_VOFFSET(ADDR) (~0x80000000 & (ADDR))
+int gdb_sniff_from_mangled_name (const char *mangled, char **demangled);
#endif /* CP_SUPPORT_H */