gdb/cp-support.h

   1 /* Helper routines for C++ support in GDB.
   2    Copyright (C) 2002-2017 Free Software Foundation, Inc.
   3
   4    Contributed by MontaVista Software.
   5    Namespace support contributed by David Carlton.
   6
   7    This file is part of GDB.
   8
   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.
  13
  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.
  18
  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/>.  */
  21
  22 #ifndef CP_SUPPORT_H
  23 #define CP_SUPPORT_H
  24
  25 /* We need this for 'domain_enum', alas...  */
  26
  27 #include "symtab.h"
  28 #include "vec.h"
  29 #include "gdb_vecs.h"
  30 #include "gdb_obstack.h"
  31
  32 /* Opaque declarations.  */
  33
  34 struct symbol;
  35 struct block;
  36 struct objfile;
  37 struct type;
  38 struct demangle_component;
  39 struct using_direct;
  40
  41 /* A string representing the name of the anonymous namespace used in GDB.  */
  42
  43 #define CP_ANONYMOUS_NAMESPACE_STR "(anonymous namespace)"
  44
  45 /* The length of the string representing the anonymous namespace.  */
  46
  47 #define CP_ANONYMOUS_NAMESPACE_LEN 21
  48
  49 /* The result of parsing a name.  */
  50
  51 struct demangle_parse_info
  52 {
  53   demangle_parse_info ();
  54
  55   ~demangle_parse_info ();
  56
  57   /* The memory used during the parse.  */
  58   struct demangle_info *info;
  59
  60   /* The result of the parse.  */
  61   struct demangle_component *tree;
  62
  63   /* Any temporary memory used during typedef replacement.  */
  64   struct obstack obstack;
  65 };
  66
  67
  68 /* Functions from cp-support.c.  */
  69
  70 extern std::string cp_canonicalize_string (const char *string);
  71
  72 extern std::string cp_canonicalize_string_no_typedefs (const char *string);
  73
  74 typedef const char *(canonicalization_ftype) (struct type *, void *);
  75
  76 extern std::string cp_canonicalize_string_full (const char *string,
  77                                                 canonicalization_ftype *finder,
  78                                                 void *data);
  79
  80 extern char *cp_class_name_from_physname (const char *physname);
  81
  82 extern char *method_name_from_physname (const char *physname);
  83
  84 extern unsigned int cp_find_first_component (const char *name);
  85
  86 extern unsigned int cp_entire_prefix_len (const char *name);
  87
  88 extern char *cp_func_name (const char *full_name);
  89
  90 extern char *cp_remove_params (const char *demangled_name);
  91
  92 extern struct symbol **make_symbol_overload_list (const char *,
  93                                                   const char *);
  94
  95 extern struct symbol **make_symbol_overload_list_adl (struct type **arg_types,
  96                                                       int nargs,
  97                                                       const char *func_name);
  98
  99 extern struct type *cp_lookup_rtti_type (const char *name,
 100                                          struct block *block);
 101
 102 /* Functions/variables from cp-namespace.c.  */
 103
 104 extern int cp_is_in_anonymous (const char *symbol_name);
 105
 106 extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol,
 107                                               struct objfile *objfile);
 108
 109 extern struct block_symbol cp_lookup_symbol_nonlocal
 110      (const struct language_defn *langdef,
 111       const char *name,
 112       const struct block *block,
 113       const domain_enum domain);
 114
 115 extern struct block_symbol
 116   cp_lookup_symbol_namespace (const char *the_namespace,
 117                               const char *name,
 118                               const struct block *block,
 119                               const domain_enum domain);
 120
 121 extern struct block_symbol cp_lookup_symbol_imports_or_template
 122      (const char *scope,
 123       const char *name,
 124       const struct block *block,
 125       const domain_enum domain);
 126
 127 extern struct block_symbol
 128   cp_lookup_nested_symbol (struct type *parent_type,
 129                            const char *nested_name,
 130                            const struct block *block,
 131                            const domain_enum domain);
 132
 133 struct type *cp_lookup_transparent_type (const char *name);
 134
 135 /* See description in cp-namespace.c.  */
 136
 137 struct type *cp_find_type_baseclass_by_name (struct type *parent_type,
 138                                              const char *name);
 139
 140 /* Functions from cp-name-parser.y.  */
 141
 142 extern std::unique_ptr<demangle_parse_info> cp_demangled_name_to_comp
 143      (const char *demangled_name, const char **errmsg);
 144
 145 extern char *cp_comp_to_string (struct demangle_component *result,
 146                                 int estimated_len);
 147
 148 extern void cp_merge_demangle_parse_infos (struct demangle_parse_info *,
 149                                            struct demangle_component *,
 150                                            struct demangle_parse_info *);
 151
 152 /* The list of "maint cplus" commands.  */
 153
 154 extern struct cmd_list_element *maint_cplus_cmd_list;
 155
 156 /* A wrapper for bfd_demangle.  */
 157
 158 char *gdb_demangle (const char *name, int options);
 159
 160 /* Like gdb_demangle, but suitable for use as la_sniff_from_mangled_name.  */
 161
 162 int gdb_sniff_from_mangled_name (const char *mangled, char **demangled);
 163
 164 #endif /* CP_SUPPORT_H */