X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fcp-support.h;h=7c948b212cbaeeb5453f2b64a5ee7b3cb6ca41c5;hb=refs%2Fheads%2Fconcurrent-displaced-stepping-2020-04-01;hp=a6a9af17b900b5d1e82e7944af00a240fb334ef7;hpb=82856980164673e7d71180ff67f14d96190b2b3c;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/cp-support.h b/gdb/cp-support.h index a6a9af17b9..7c948b212c 100644 --- a/gdb/cp-support.h +++ b/gdb/cp-support.h @@ -1,6 +1,5 @@ /* Helper routines for C++ support in GDB. - Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010 - Free Software Foundation, Inc. + Copyright (C) 2002-2020 Free Software Foundation, Inc. Contributed by MontaVista Software. Namespace support contributed by David Carlton. @@ -26,43 +25,68 @@ /* We need this for 'domain_enum', alas... */ #include "symtab.h" +#include "gdbsupport/gdb_vecs.h" +#include "gdb_obstack.h" +#include "gdbsupport/array-view.h" +#include /* Opaque declarations. */ struct symbol; -struct obstack; struct block; +struct buildsym_compunit; 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 IMPORT_SRC should be visible within - namespace IMPORT_DEST. These form a linked list; NEXT is the next element - of the list. If the imported namespace has been aliased, ALIAS is set to a - string representing the alias. Otherwise, ALIAS is NULL. - Eg: - namespace C = A::B; - ALIAS = "C" -*/ - -struct using_direct +/* A string representing the name of the anonymous namespace used in GDB. */ + +#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 *import_src; - char *import_dest; + demangle_parse_info (); - char *alias; + ~demangle_parse_info (); - struct using_direct *next; + /* The memory used during the parse. */ + struct demangle_info *info; - /* Used during import search to temporarily mark this node as searched. */ - int searched; + /* 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 char *cp_canonicalize_string (const char *string); +extern gdb::unique_xmalloc_ptr cp_canonicalize_string + (const char *string); + +extern gdb::unique_xmalloc_ptr cp_canonicalize_string_no_typedefs + (const char *string); + +typedef const char *(canonicalization_ftype) (struct type *, void *); + +extern gdb::unique_xmalloc_ptr cp_canonicalize_string_full + (const char *string, canonicalization_ftype *finder, void *data); extern char *cp_class_name_from_physname (const char *physname); @@ -72,75 +96,99 @@ extern unsigned int cp_find_first_component (const char *name); extern unsigned int cp_entire_prefix_len (const char *name); -extern char *cp_func_name (const char *full_name); +extern gdb::unique_xmalloc_ptr cp_func_name (const char *full_name); -extern char *cp_remove_params (const char *demangled_name); +extern gdb::unique_xmalloc_ptr cp_remove_params + (const char *demanged_name); -extern struct symbol **make_symbol_overload_list (const char *, - const char *); +/* 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 cp_remove_params_if_any + (const char *demangled_name, bool completion_mode); -extern struct type *cp_lookup_rtti_type (const char *name, - struct block *block); +extern std::vector make_symbol_overload_list (const char *, + const char *); -extern int cp_validate_operator (const char *input); +extern void add_symbol_overload_list_adl + (gdb::array_view arg_types, + const char *func_name, + std::vector *overload_list); -/* Functions/variables from cp-namespace.c. */ +extern struct type *cp_lookup_rtti_type (const char *name, + const struct block *block); -extern int cp_is_anonymous (const char *namespace); +/* 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); -extern void cp_add_using_directive (const char *dest, - const char *src, - const char *alias); +/* 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); -extern struct using_direct *cp_add_using (const char *dest, - const char *src, - const char *alias, - struct using_direct *next); +/* Functions/variables from cp-namespace.c. */ -extern void cp_initialize_namespace (void); +extern int cp_is_in_anonymous (const char *symbol_name); -extern void cp_finalize_namespace (struct block *static_block, - struct obstack *obstack); +extern void cp_scan_for_anonymous_namespaces (struct buildsym_compunit *, + const struct symbol *symbol, + struct objfile *objfile); -extern void cp_set_block_scope (const struct symbol *symbol, - struct block *block, - struct obstack *obstack, - const char *processing_current_prefix, - int processing_has_namespace_info); +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_scan_for_anonymous_namespaces (const struct symbol *symbol); +extern struct block_symbol + cp_lookup_symbol_namespace (const char *the_namespace, + const char *name, + const struct block *block, + const domain_enum domain); -extern struct symbol *cp_lookup_symbol_nonlocal (const char *name, - const char *linkage_name, - const struct block *block, - const domain_enum domain); +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 struct symbol *cp_lookup_symbol_namespace (const char *namespace, - const char *name, - const char *linkage_name, - const struct block *block, - const domain_enum domain, - const int search_parents); +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 struct type *cp_lookup_nested_type (struct type *parent_type, - const char *nested_name, - const struct block *block); +struct type *cp_lookup_transparent_type (const char *name); -extern void cp_check_possible_namespace_symbols (const char *name, - struct objfile *objfile); +/* See description in cp-namespace.c. */ -struct type *cp_lookup_transparent_type (const char *name); +struct type *cp_find_type_baseclass_by_name (struct type *parent_type, + const char *name); /* Functions from cp-name-parser.y. */ -extern struct demangle_component *cp_demangled_name_to_comp - (const char *demangled_name, const char **errmsg); +extern std::unique_ptr cp_demangled_name_to_comp + (const char *demangled_name, std::string *errmsg); + +extern gdb::unique_xmalloc_ptr cp_comp_to_string + (struct demangle_component *result, int estimated_len); -extern char *cp_comp_to_string (struct demangle_component *result, - int estimated_len); +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; +/* A wrapper for bfd_demangle. */ + +char *gdb_demangle (const char *name, int options); + #endif /* CP_SUPPORT_H */