1 /* Helper routines for C++ support in GDB. 2 Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010 3 Free Software Foundation, Inc. 4 5 Contributed by MontaVista Software. 6 Namespace support contributed by David Carlton. 7 8 This file is part of GDB. 9 10 This program is free software; you can redistribute it and/or modify 11 it under the terms of the GNU General Public License as published by 12 the Free Software Foundation; either version 3 of the License, or 13 (at your option) any later version. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 22 23 #ifndef CP_SUPPORT_H 24 #define CP_SUPPORT_H 25 26 /* We need this for 'domain_enum', alas... */ 27 28 #include "symtab.h" 29 30 /* Opaque declarations. */ 31 32 struct symbol; 33 struct obstack; 34 struct block; 35 struct objfile; 36 struct type; 37 struct demangle_component; 38 39 /* This struct is designed to store data from using directives. It 40 says that names from namespace IMPORT_SRC should be visible within namespace 41 IMPORT_DEST. These form a linked list; NEXT is the next element of the 42 list. If the imported namespace or declaration has been aliased within the 43 IMPORT_DEST namespace, ALIAS is set to a string representing the alias. 44 Otherwise, ALIAS is NULL. DECLARATION is the name of the imported 45 declaration, if this import statement represents one. Otherwise DECLARATION 46 is NULL and this import statement represents a namespace. 47 48 C++: using namespace A; 49 Fortran: use A 50 import_src = "A" 51 import_dest = local scope of the import statement even such as "" 52 alias = NULL 53 declaration = NULL 54 55 C++: using A::x; 56 Fortran: use A, only: x 57 import_src = "A" 58 import_dest = local scope of the import statement even such as "" 59 alias = NULL 60 declaration = "x" 61 The declaration will get imported as import_dest::x. 62 63 C++: namespace LOCALNS = A; 64 Fortran has no way to address non-local namespace/module. 65 import_src = "A" 66 import_dest = local scope of the import statement even such as "" 67 alias = "LOCALNS" 68 declaration = NULL 69 The namespace will get imported as the import_dest::LOCALNS namespace. 70 71 C++ cannot express it, it would be something like: using localname = A::x; 72 Fortran: use A, only localname => x 73 import_src = "A" 74 import_dest = local scope of the import statement even such as "" 75 alias = "localname" 76 declaration = "x" 77 The declaration will get imported as localname or `import_dest`localname. */ 78 79 struct using_direct 80 { 81 char *import_src; 82 char *import_dest; 83 84 char *alias; 85 char *declaration; 86 87 struct using_direct *next; 88 89 /* Used during import search to temporarily mark this node as searched. */ 90 int searched; 91 }; 92 93 94 /* Functions from cp-support.c. */ 95 96 extern char *cp_canonicalize_string (const char *string); 97 98 extern char *cp_class_name_from_physname (const char *physname); 99 100 extern char *method_name_from_physname (const char *physname); 101 102 extern unsigned int cp_find_first_component (const char *name); 103 104 extern unsigned int cp_entire_prefix_len (const char *name); 105 106 extern char *cp_func_name (const char *full_name); 107 108 extern char *cp_remove_params (const char *demangled_name); 109 110 extern struct symbol **make_symbol_overload_list (const char *, 111 const char *); 112 113 extern struct symbol **make_symbol_overload_list_adl (struct type **arg_types, 114 int nargs, 115 const char *func_name); 116 117 extern struct type *cp_lookup_rtti_type (const char *name, 118 struct block *block); 119 120 extern int cp_validate_operator (const char *input); 121 122 /* Functions/variables from cp-namespace.c. */ 123 124 extern int cp_is_anonymous (const char *namespace); 125 126 extern void cp_add_using_directive (const char *dest, 127 const char *src, 128 const char *alias, 129 const char *declaration, 130 struct obstack *obstack); 131 132 extern void cp_initialize_namespace (void); 133 134 extern void cp_finalize_namespace (struct block *static_block, 135 struct obstack *obstack); 136 137 extern void cp_set_block_scope (const struct symbol *symbol, 138 struct block *block, 139 struct obstack *obstack, 140 const char *processing_current_prefix, 141 int processing_has_namespace_info); 142 143 extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol); 144 145 extern struct symbol *cp_lookup_symbol_nonlocal (const char *name, 146 const struct block *block, 147 const domain_enum domain); 148 149 extern struct symbol *cp_lookup_symbol_namespace (const char *namespace, 150 const char *name, 151 const struct block *block, 152 const domain_enum domain); 153 154 extern struct symbol *cp_lookup_symbol_imports (const char *scope, 155 const char *name, 156 const struct block *block, 157 const domain_enum domain, 158 const int declaration_only, 159 const int search_parents); 160 161 extern struct type *cp_lookup_nested_type (struct type *parent_type, 162 const char *nested_name, 163 const struct block *block); 164 165 extern void cp_check_possible_namespace_symbols (const char *name, 166 struct objfile *objfile); 167 168 struct type *cp_lookup_transparent_type (const char *name); 169 170 /* Functions from cp-name-parser.y. */ 171 172 extern struct demangle_component *cp_demangled_name_to_comp 173 (const char *demangled_name, const char **errmsg); 174 175 extern char *cp_comp_to_string (struct demangle_component *result, 176 int estimated_len); 177 178 /* The list of "maint cplus" commands. */ 179 180 extern struct cmd_list_element *maint_cplus_cmd_list; 181 182 #endif /* CP_SUPPORT_H */ 183