1 /* Helper routines for C++ support in GDB.
2 Copyright (C) 2002-2017 Free Software Foundation, Inc.
4 Contributed by MontaVista Software.
5 Namespace support contributed by David Carlton.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
25 /* We need this for 'domain_enum', alas... */
30 #include "gdb_obstack.h"
32 /* Opaque declarations. */
38 struct demangle_component;
41 /* A string representing the name of the anonymous namespace used in GDB. */
43 #define CP_ANONYMOUS_NAMESPACE_STR "(anonymous namespace)"
45 /* The length of the string representing the anonymous namespace. */
47 #define CP_ANONYMOUS_NAMESPACE_LEN 21
49 /* A string representing the start of an operator name. */
51 #define CP_OPERATOR_STR "operator"
53 /* The length of CP_OPERATOR_STR. */
55 #define CP_OPERATOR_LEN 8
57 /* The result of parsing a name. */
59 struct demangle_parse_info
61 demangle_parse_info ();
63 ~demangle_parse_info ();
65 /* The memory used during the parse. */
66 struct demangle_info *info;
68 /* The result of the parse. */
69 struct demangle_component *tree;
71 /* Any temporary memory used during typedef replacement. */
72 struct obstack obstack;
76 /* Functions from cp-support.c. */
78 extern std::string cp_canonicalize_string (const char *string);
80 extern std::string cp_canonicalize_string_no_typedefs (const char *string);
82 typedef const char *(canonicalization_ftype) (struct type *, void *);
84 extern std::string cp_canonicalize_string_full (const char *string,
85 canonicalization_ftype *finder,
88 extern char *cp_class_name_from_physname (const char *physname);
90 extern char *method_name_from_physname (const char *physname);
92 extern unsigned int cp_find_first_component (const char *name);
94 extern unsigned int cp_entire_prefix_len (const char *name);
96 extern char *cp_func_name (const char *full_name);
98 extern gdb::unique_xmalloc_ptr<char> cp_remove_params
99 (const char *demanged_name);
101 /* DEMANGLED_NAME is the name of a function, (optionally) including
102 parameters and (optionally) a return type. Return the name of the
103 function without parameters or return type, or NULL if we can not
104 parse the name. If COMPLETION_MODE is true, then tolerate a
105 non-existing or unbalanced parameter list. */
106 extern gdb::unique_xmalloc_ptr<char> cp_remove_params_if_any
107 (const char *demangled_name, bool completion_mode);
109 extern struct symbol **make_symbol_overload_list (const char *,
112 extern struct symbol **make_symbol_overload_list_adl (struct type **arg_types,
114 const char *func_name);
116 extern struct type *cp_lookup_rtti_type (const char *name,
117 struct block *block);
119 /* Implement the "la_get_symbol_name_matcher" language_defn method for
121 extern symbol_name_matcher_ftype *cp_get_symbol_name_matcher
122 (const lookup_name_info &lookup_name);
124 /* Functions/variables from cp-namespace.c. */
126 extern int cp_is_in_anonymous (const char *symbol_name);
128 extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol,
129 struct objfile *objfile);
131 extern struct block_symbol cp_lookup_symbol_nonlocal
132 (const struct language_defn *langdef,
134 const struct block *block,
135 const domain_enum domain);
137 extern struct block_symbol
138 cp_lookup_symbol_namespace (const char *the_namespace,
140 const struct block *block,
141 const domain_enum domain);
143 extern struct block_symbol cp_lookup_symbol_imports_or_template
146 const struct block *block,
147 const domain_enum domain);
149 extern struct block_symbol
150 cp_lookup_nested_symbol (struct type *parent_type,
151 const char *nested_name,
152 const struct block *block,
153 const domain_enum domain);
155 struct type *cp_lookup_transparent_type (const char *name);
157 /* See description in cp-namespace.c. */
159 struct type *cp_find_type_baseclass_by_name (struct type *parent_type,
162 /* Functions from cp-name-parser.y. */
164 extern std::unique_ptr<demangle_parse_info> cp_demangled_name_to_comp
165 (const char *demangled_name, const char **errmsg);
167 extern gdb::unique_xmalloc_ptr<char> cp_comp_to_string
168 (struct demangle_component *result, int estimated_len);
170 extern void cp_merge_demangle_parse_infos (struct demangle_parse_info *,
171 struct demangle_component *,
172 struct demangle_parse_info *);
174 /* The list of "maint cplus" commands. */
176 extern struct cmd_list_element *maint_cplus_cmd_list;
178 /* A wrapper for bfd_demangle. */
180 char *gdb_demangle (const char *name, int options);
182 /* Like gdb_demangle, but suitable for use as la_sniff_from_mangled_name. */
184 int gdb_sniff_from_mangled_name (const char *mangled, char **demangled);
186 #endif /* CP_SUPPORT_H */