/* Definitions for symbol file management in GDB.
- Copyright (C) 1992-2014 Free Software Foundation, Inc.
+ Copyright (C) 1992-2019 Free Software Foundation, Inc.
This file is part of GDB.
#if !defined (OBJFILES_H)
#define OBJFILES_H
+#include "hashtab.h"
#include "gdb_obstack.h" /* For obstack internals. */
-#include "symfile.h" /* For struct psymbol_allocation_list. */
+#include "objfile-flags.h"
+#include "symfile.h"
#include "progspace.h"
#include "registry.h"
#include "gdb_bfd.h"
+#include <vector>
struct bcache;
struct htab;
-struct symtab;
struct objfile_data;
+struct partial_symbol;
/* This structure maintains information on a per-objfile basis about the
"entry point" of the objfile, and the scope within which the entry point
process startup code. Since we have no guarantee that the linked
in startup modules have any debugging information that gdb can use,
we need to avoid following frame pointers back into frames that might
- have been built in the startup code, as we might get hopelessly
+ have been built in the startup code, as we might get hopelessly
confused. However, we almost always have debugging information
available for main().
from user code don't go wandering off into the startup code. */
struct entry_info
- {
- /* The unrelocated value we should use for this objfile entry point. */
- CORE_ADDR entry_point;
+{
+ /* The unrelocated value we should use for this objfile entry point. */
+ CORE_ADDR entry_point;
- /* The index of the section in which the entry point appears. */
- int the_bfd_section_index;
+ /* The index of the section in which the entry point appears. */
+ int the_bfd_section_index;
- /* Set to 1 iff ENTRY_POINT contains a valid value. */
- unsigned entry_point_p : 1;
+ /* Set to 1 iff ENTRY_POINT contains a valid value. */
+ unsigned entry_point_p : 1;
- /* Set to 1 iff this object was initialized. */
- unsigned initialized : 1;
- };
+ /* Set to 1 iff this object was initialized. */
+ unsigned initialized : 1;
+};
/* Sections in an objfile. The section offsets are stored in the
OBJFILE. */
struct obj_section
- {
- struct bfd_section *the_bfd_section; /* BFD section pointer */
+{
+ /* BFD section pointer */
+ struct bfd_section *the_bfd_section;
- /* Objfile this section is part of. */
- struct objfile *objfile;
+ /* Objfile this section is part of. */
+ struct objfile *objfile;
- /* True if this "overlay section" is mapped into an "overlay region". */
- int ovly_mapped;
- };
+ /* True if this "overlay section" is mapped into an "overlay region". */
+ int ovly_mapped;
+};
/* Relocation offset applied to S. */
#define obj_section_offset(s) \
read, size of string table (if any), etc. */
struct objstats
- {
- int n_psyms; /* Number of partial symbols read */
- int n_syms; /* Number of full symbols read */
- int n_stabs; /* Number of ".stabs" read (if applicable) */
- int n_types; /* Number of types */
- int sz_strtab; /* Size of stringtable, (if applicable) */
- };
+{
+ /* Number of partial symbols read. */
+ int n_psyms = 0;
+
+ /* Number of full symbols read. */
+ int n_syms = 0;
+
+ /* Number of ".stabs" read (if applicable). */
+ int n_stabs = 0;
+
+ /* Number of types. */
+ int n_types = 0;
+
+ /* Size of stringtable, (if applicable). */
+ int sz_strtab = 0;
+};
#define OBJSTAT(objfile, expr) (objfile -> stats.expr)
#define OBJSTATS struct objstats stats
struct objfile_per_bfd_storage
{
+ objfile_per_bfd_storage ()
+ : minsyms_read (false)
+ {}
+
/* The storage has an obstack of its own. */
- struct obstack storage_obstack;
-
+ auto_obstack storage_obstack;
+
/* Byte cache for file names. */
- struct bcache *filename_cache;
+ bcache *filename_cache = NULL;
/* Byte cache for macros. */
- struct bcache *macro_cache;
+
+ bcache *macro_cache = NULL;
/* The gdbarch associated with the BFD. Note that this gdbarch is
determined solely from BFD information, without looking at target
information. The gdbarch determined from a running target may
differ from this e.g. with respect to register types and names. */
- struct gdbarch *gdbarch;
+ struct gdbarch *gdbarch = NULL;
/* Hash table for mapping symbol names to demangled names. Each
entry in the hash table is actually two consecutive strings,
both null-terminated; the first one is a mangled or linkage
name, and the second is the demangled name or just a zero byte
if the name doesn't demangle. */
- struct htab *demangled_names_hash;
+
+ htab *demangled_names_hash = NULL;
/* The per-objfile information about the entry point, the scope (file/func)
containing the entry point, and the scope of the user's main() func. */
- struct entry_info ei;
+ entry_info ei {};
/* The name and language of any "main" found in this objfile. The
name can be NULL, which means that the information was not
recorded. */
- const char *name_of_main;
- enum language language_of_main;
+ const char *name_of_main = NULL;
+ enum language language_of_main = language_unknown;
/* Each file contains a pointer to an array of minimal symbols for all
global symbols that are defined within the file. The array is
as all the data that it points to, should be allocated on the
objfile_obstack for this file. */
- struct minimal_symbol *msymbols;
- int minimal_symbol_count;
+ minimal_symbol *msymbols = NULL;
+ int minimal_symbol_count = 0;
/* The number of minimal symbols read, before any minimal symbol
de-duplication is applied. Note in particular that this has only
a passing relationship with the actual size of the table above;
use minimal_symbol_count if you need the true size. */
- int n_minsyms;
+
+ int n_minsyms = 0;
/* This is true if minimal symbols have already been read. Symbol
readers can use this to bypass minimal symbol reading. Also, the
for multiple readers to install minimal symbols into a given
per-BFD. */
- unsigned int minsyms_read : 1;
+ bool minsyms_read : 1;
/* This is a hash table used to index the minimal symbols by name. */
- struct minimal_symbol *msymbol_hash[MINIMAL_SYMBOL_HASH_SIZE];
+ minimal_symbol *msymbol_hash[MINIMAL_SYMBOL_HASH_SIZE] {};
/* This hash table is used to index the minimal symbols by their
demangled names. */
- struct minimal_symbol *msymbol_demangled_hash[MINIMAL_SYMBOL_HASH_SIZE];
+ minimal_symbol *msymbol_demangled_hash[MINIMAL_SYMBOL_HASH_SIZE] {};
+
+ /* All the different languages of symbols found in the demangled
+ hash table. A flat/vector-based map is more efficient than a map
+ or hash table here, since this will only usually contain zero or
+ one entries. */
+ std::vector<enum language> demangled_hash_languages;
};
/* Master structure for keeping track of each file from which
(see remote-vx.c). */
struct objfile
- {
-
- /* All struct objfile's are chained together by their next pointers.
- The program space field "objfiles" (frequently referenced via
- the macro "object_files") points to the first link in this
- chain. */
+{
+ objfile (bfd *, const char *, objfile_flags);
+ ~objfile ();
- struct objfile *next;
+ DISABLE_COPY_AND_ASSIGN (objfile);
- /* The object file's original name as specified by the user,
- made absolute, and tilde-expanded. However, it is not canonicalized
- (i.e., it has not been passed through gdb_realpath).
- This pointer is never NULL. This does not have to be freed; it is
- guaranteed to have a lifetime at least as long as the objfile. */
+ /* All struct objfile's are chained together by their next pointers.
+ The program space field "objfiles" (frequently referenced via
+ the macro "object_files") points to the first link in this chain. */
- char *original_name;
+ struct objfile *next = nullptr;
- CORE_ADDR addr_low;
+ /* The object file's original name as specified by the user,
+ made absolute, and tilde-expanded. However, it is not canonicalized
+ (i.e., it has not been passed through gdb_realpath).
+ This pointer is never NULL. This does not have to be freed; it is
+ guaranteed to have a lifetime at least as long as the objfile. */
- /* Some flag bits for this objfile.
- The values are defined by OBJF_*. */
+ char *original_name = nullptr;
- unsigned short flags;
+ CORE_ADDR addr_low = 0;
- /* The program space associated with this objfile. */
+ /* Some flag bits for this objfile. */
- struct program_space *pspace;
+ objfile_flags flags;
- /* Each objfile points to a linked list of symtabs derived from this file,
- one symtab structure for each compilation unit (source file). Each link
- in the symtab list contains a backpointer to this objfile. */
+ /* The program space associated with this objfile. */
- struct symtab *symtabs;
+ struct program_space *pspace;
- /* Each objfile points to a linked list of partial symtabs derived from
- this file, one partial symtab structure for each compilation unit
- (source file). */
+ /* List of compunits.
+ These are used to do symbol lookups and file/line-number lookups. */
- struct partial_symtab *psymtabs;
+ struct compunit_symtab *compunit_symtabs = nullptr;
- /* Map addresses to the entries of PSYMTABS. It would be more efficient to
- have a map per the whole process but ADDRMAP cannot selectively remove
- its items during FREE_OBJFILE. This mapping is already present even for
- PARTIAL_SYMTABs which still have no corresponding full SYMTABs read. */
+ /* Each objfile points to a linked list of partial symtabs derived from
+ this file, one partial symtab structure for each compilation unit
+ (source file). */
- struct addrmap *psymtabs_addrmap;
+ struct partial_symtab *psymtabs = nullptr;
- /* List of freed partial symtabs, available for re-use. */
+ /* Map addresses to the entries of PSYMTABS. It would be more efficient to
+ have a map per the whole process but ADDRMAP cannot selectively remove
+ its items during FREE_OBJFILE. This mapping is already present even for
+ PARTIAL_SYMTABs which still have no corresponding full SYMTABs read. */
- struct partial_symtab *free_psymtabs;
+ struct addrmap *psymtabs_addrmap = nullptr;
- /* The object file's BFD. Can be null if the objfile contains only
- minimal symbols, e.g. the run time common symbols for SunOS4. */
+ /* List of freed partial symtabs, available for re-use. */
- bfd *obfd;
+ struct partial_symtab *free_psymtabs = nullptr;
- /* The per-BFD data. Note that this is treated specially if OBFD
- is NULL. */
+ /* The object file's BFD. Can be null if the objfile contains only
+ minimal symbols, e.g. the run time common symbols for SunOS4. */
- struct objfile_per_bfd_storage *per_bfd;
+ bfd *obfd;
- /* The modification timestamp of the object file, as of the last time
- we read its symbols. */
+ /* The per-BFD data. Note that this is treated specially if OBFD
+ is NULL. */
- long mtime;
+ struct objfile_per_bfd_storage *per_bfd = nullptr;
- /* Obstack to hold objects that should be freed when we load a new symbol
- table from this object file. */
+ /* The modification timestamp of the object file, as of the last time
+ we read its symbols. */
- struct obstack objfile_obstack;
+ long mtime = 0;
- /* A byte cache where we can stash arbitrary "chunks" of bytes that
- will not change. */
+ /* Obstack to hold objects that should be freed when we load a new symbol
+ table from this object file. */
- struct psymbol_bcache *psymbol_cache; /* Byte cache for partial syms. */
+ struct obstack objfile_obstack {};
- /* Vectors of all partial symbols read in from file. The actual data
- is stored in the objfile_obstack. */
+ /* A byte cache where we can stash arbitrary "chunks" of bytes that
+ will not change. */
- struct psymbol_allocation_list global_psymbols;
- struct psymbol_allocation_list static_psymbols;
+ struct psymbol_bcache *psymbol_cache;
- /* Structure which keeps track of functions that manipulate objfile's
- of the same type as this objfile. I.e. the function to read partial
- symbols for example. Note that this structure is in statically
- allocated memory, and is shared by all objfiles that use the
- object module reader of this type. */
+ /* Map symbol addresses to the partial symtab that defines the
+ object at that address. */
- const struct sym_fns *sf;
+ std::vector<std::pair<CORE_ADDR, partial_symtab *>> psymbol_map;
- /* Per objfile data-pointers required by other GDB modules. */
+ /* Vectors of all partial symbols read in from file. The actual data
+ is stored in the objfile_obstack. */
- REGISTRY_FIELDS;
+ std::vector<partial_symbol *> global_psymbols;
+ std::vector<partial_symbol *> static_psymbols;
- /* Set of relocation offsets to apply to each section.
- The table is indexed by the_bfd_section->index, thus it is generally
- as large as the number of sections in the binary.
- The table is stored on the objfile_obstack.
+ /* Structure which keeps track of functions that manipulate objfile's
+ of the same type as this objfile. I.e. the function to read partial
+ symbols for example. Note that this structure is in statically
+ allocated memory, and is shared by all objfiles that use the
+ object module reader of this type. */
- These offsets indicate that all symbols (including partial and
- minimal symbols) which have been read have been relocated by this
- much. Symbols which are yet to be read need to be relocated by it. */
+ const struct sym_fns *sf = nullptr;
- struct section_offsets *section_offsets;
- int num_sections;
+ /* Per objfile data-pointers required by other GDB modules. */
- /* Indexes in the section_offsets array. These are initialized by the
- *_symfile_offsets() family of functions (som_symfile_offsets,
- xcoff_symfile_offsets, default_symfile_offsets). In theory they
- should correspond to the section indexes used by bfd for the
- current objfile. The exception to this for the time being is the
- SOM version. */
+ REGISTRY_FIELDS {};
- int sect_index_text;
- int sect_index_data;
- int sect_index_bss;
- int sect_index_rodata;
+ /* Set of relocation offsets to apply to each section.
+ The table is indexed by the_bfd_section->index, thus it is generally
+ as large as the number of sections in the binary.
+ The table is stored on the objfile_obstack.
- /* These pointers are used to locate the section table, which
- among other things, is used to map pc addresses into sections.
- SECTIONS points to the first entry in the table, and
- SECTIONS_END points to the first location past the last entry
- in the table. The table is stored on the objfile_obstack. The
- sections are indexed by the BFD section index; but the
- structure data is only valid for certain sections
- (e.g. non-empty, SEC_ALLOC). */
+ These offsets indicate that all symbols (including partial and
+ minimal symbols) which have been read have been relocated by this
+ much. Symbols which are yet to be read need to be relocated by it. */
- struct obj_section *sections, *sections_end;
+ struct section_offsets *section_offsets = nullptr;
+ int num_sections = 0;
- /* GDB allows to have debug symbols in separate object files. This is
- used by .gnu_debuglink, ELF build id note and Mach-O OSO.
- Although this is a tree structure, GDB only support one level
- (ie a separate debug for a separate debug is not supported). Note that
- separate debug object are in the main chain and therefore will be
- visited by ALL_OBJFILES & co iterators. Separate debug objfile always
- has a non-nul separate_debug_objfile_backlink. */
+ /* Indexes in the section_offsets array. These are initialized by the
+ *_symfile_offsets() family of functions (som_symfile_offsets,
+ xcoff_symfile_offsets, default_symfile_offsets). In theory they
+ should correspond to the section indexes used by bfd for the
+ current objfile. The exception to this for the time being is the
+ SOM version.
- /* Link to the first separate debug object, if any. */
- struct objfile *separate_debug_objfile;
+ These are initialized to -1 so that we can later detect if they
+ are used w/o being properly assigned to. */
- /* If this is a separate debug object, this is used as a link to the
- actual executable objfile. */
- struct objfile *separate_debug_objfile_backlink;
+ int sect_index_text = -1;
+ int sect_index_data = -1;
+ int sect_index_bss = -1;
+ int sect_index_rodata = -1;
- /* If this is a separate debug object, this is a link to the next one
- for the same executable objfile. */
- struct objfile *separate_debug_objfile_link;
+ /* These pointers are used to locate the section table, which
+ among other things, is used to map pc addresses into sections.
+ SECTIONS points to the first entry in the table, and
+ SECTIONS_END points to the first location past the last entry
+ in the table. The table is stored on the objfile_obstack. The
+ sections are indexed by the BFD section index; but the
+ structure data is only valid for certain sections
+ (e.g. non-empty, SEC_ALLOC). */
- /* Place to stash various statistics about this objfile. */
- OBJSTATS;
+ struct obj_section *sections = nullptr;
+ struct obj_section *sections_end = nullptr;
- /* A linked list of symbols created when reading template types or
- function templates. These symbols are not stored in any symbol
- table, so we have to keep them here to relocate them
- properly. */
- struct symbol *template_symbols;
- };
+ /* GDB allows to have debug symbols in separate object files. This is
+ used by .gnu_debuglink, ELF build id note and Mach-O OSO.
+ Although this is a tree structure, GDB only support one level
+ (ie a separate debug for a separate debug is not supported). Note that
+ separate debug object are in the main chain and therefore will be
+ visited by ALL_OBJFILES & co iterators. Separate debug objfile always
+ has a non-nul separate_debug_objfile_backlink. */
-/* Defines for the objfile flag word. */
+ /* Link to the first separate debug object, if any. */
-/* When an object file has its functions reordered (currently Irix-5.2
- shared libraries exhibit this behaviour), we will need an expensive
- algorithm to locate a partial symtab or symtab via an address.
- To avoid this penalty for normal object files, we use this flag,
- whose setting is determined upon symbol table read in. */
+ struct objfile *separate_debug_objfile = nullptr;
-#define OBJF_REORDERED (1 << 0) /* Functions are reordered */
+ /* If this is a separate debug object, this is used as a link to the
+ actual executable objfile. */
-/* Distinguish between an objfile for a shared library and a "vanilla"
- objfile. This may come from a target's implementation of the solib
- interface, from add-symbol-file, or any other mechanism that loads
- dynamic objects. */
+ struct objfile *separate_debug_objfile_backlink = nullptr;
-#define OBJF_SHARED (1 << 1) /* From a shared library */
+ /* If this is a separate debug object, this is a link to the next one
+ for the same executable objfile. */
-/* User requested that this objfile be read in it's entirety. */
-
-#define OBJF_READNOW (1 << 2) /* Immediate full read */
+ struct objfile *separate_debug_objfile_link = nullptr;
-/* This objfile was created because the user explicitly caused it
- (e.g., used the add-symbol-file command). This bit offers a way
- for run_command to remove old objfile entries which are no longer
- valid (i.e., are associated with an old inferior), but to preserve
- ones that the user explicitly loaded via the add-symbol-file
- command. */
+ /* Place to stash various statistics about this objfile. */
-#define OBJF_USERLOADED (1 << 3) /* User loaded */
+ OBJSTATS;
-/* Set if we have tried to read partial symtabs for this objfile.
- This is used to allow lazy reading of partial symtabs. */
+ /* A linked list of symbols created when reading template types or
+ function templates. These symbols are not stored in any symbol
+ table, so we have to keep them here to relocate them
+ properly. */
-#define OBJF_PSYMTABS_READ (1 << 4)
+ struct symbol *template_symbols = nullptr;
-/* Set if this is the main symbol file
- (as opposed to symbol file for dynamically loaded code). */
+ /* Associate a static link (struct dynamic_prop *) to all blocks (struct
+ block *) that have one.
-#define OBJF_MAINLINE (1 << 5)
+ In the context of nested functions (available in Pascal, Ada and GNU C,
+ for instance), a static link (as in DWARF's DW_AT_static_link attribute)
+ for a function is a way to get the frame corresponding to the enclosing
+ function.
-/* ORIGINAL_NAME and OBFD->FILENAME correspond to text description unrelated to
- filesystem names. It can be for example "<image in memory>". */
-
-#define OBJF_NOT_FILENAME (1 << 6)
+ Very few blocks have a static link, so it's more memory efficient to
+ store these here rather than in struct block. Static links must be
+ allocated on the objfile's obstack. */
+ htab_t static_links {};
+};
/* Declarations for functions defined in objfiles.c */
-extern struct objfile *allocate_objfile (bfd *, const char *name, int);
-
-extern struct gdbarch *get_objfile_arch (struct objfile *);
+extern struct gdbarch *get_objfile_arch (const struct objfile *);
extern int entry_point_address_query (CORE_ADDR *entry_p);
extern void build_objfile_section_table (struct objfile *);
-extern void terminate_minimal_symbol_table (struct objfile *objfile);
-
extern struct objfile *objfile_separate_debug_iterate (const struct objfile *,
const struct objfile *);
extern void unlink_objfile (struct objfile *);
-extern void free_objfile (struct objfile *);
-
extern void free_objfile_separate_debug (struct objfile *);
-extern struct cleanup *make_cleanup_free_objfile (struct objfile *);
-
extern void free_all_objfiles (void);
extern void objfile_relocate (struct objfile *, const struct section_offsets *);
extern struct obj_section *find_pc_section (CORE_ADDR pc);
/* Return non-zero if PC is in a section called NAME. */
-extern int pc_in_section (CORE_ADDR, char *);
+extern int pc_in_section (CORE_ADDR, const char *);
/* Return non-zero if PC is in a SVR4-style procedure linkage table
section. */
/* In normal use, the section map will be rebuilt by find_pc_section
if objfiles have been added, removed or relocated since it was last
called. Calling inhibit_section_map_updates will inhibit this
- behavior until resume_section_map_updates is called. If you call
- inhibit_section_map_updates you must ensure that every call to
- find_pc_section in the inhibited region relates to a section that
- is already in the section map and has not since been removed or
- relocated. */
-extern void inhibit_section_map_updates (struct program_space *pspace);
-
-/* Resume automatically rebuilding the section map as required. */
-extern void resume_section_map_updates (struct program_space *pspace);
-
-/* Version of the above suitable for use as a cleanup. */
-extern void resume_section_map_updates_cleanup (void *arg);
+ behavior until the returned scoped_restore object is destroyed. If
+ you call inhibit_section_map_updates you must ensure that every
+ call to find_pc_section in the inhibited region relates to a
+ section that is already in the section map and has not since been
+ removed or relocated. */
+extern scoped_restore_tmpl<int> inhibit_section_map_updates
+ (struct program_space *pspace);
extern void default_iterate_over_objfiles_in_search_order
(struct gdbarch *gdbarch,
#define ALL_PSPACE_OBJFILES(ss, obj) \
for ((obj) = ss->objfiles; (obj) != NULL; (obj) = (obj)->next)
-#define ALL_PSPACE_OBJFILES_SAFE(ss, obj, nxt) \
- for ((obj) = ss->objfiles; \
- (obj) != NULL? ((nxt)=(obj)->next,1) :0; \
- (obj) = (nxt))
-
#define ALL_OBJFILES(obj) \
for ((obj) = current_program_space->objfiles; \
(obj) != NULL; \
/* Traverse all symtabs in one objfile. */
-#define ALL_OBJFILE_SYMTABS(objfile, s) \
- for ((s) = (objfile) -> symtabs; (s) != NULL; (s) = (s) -> next)
+#define ALL_OBJFILE_FILETABS(objfile, cu, s) \
+ ALL_OBJFILE_COMPUNITS (objfile, cu) \
+ ALL_COMPUNIT_FILETABS (cu, s)
-/* Traverse all primary symtabs in one objfile. */
+/* Traverse all compunits in one objfile. */
-#define ALL_OBJFILE_PRIMARY_SYMTABS(objfile, s) \
- ALL_OBJFILE_SYMTABS ((objfile), (s)) \
- if ((s)->primary)
+#define ALL_OBJFILE_COMPUNITS(objfile, cu) \
+ for ((cu) = (objfile) -> compunit_symtabs; (cu) != NULL; (cu) = (cu) -> next)
/* Traverse all minimal symbols in one objfile. */
/* Traverse all symtabs in all objfiles in the current symbol
space. */
-#define ALL_SYMTABS(objfile, s) \
- ALL_OBJFILES (objfile) \
- ALL_OBJFILE_SYMTABS (objfile, s)
-
-#define ALL_PSPACE_SYMTABS(ss, objfile, s) \
- ALL_PSPACE_OBJFILES (ss, objfile) \
- ALL_OBJFILE_SYMTABS (objfile, s)
+#define ALL_FILETABS(objfile, ps, s) \
+ ALL_OBJFILES (objfile) \
+ ALL_OBJFILE_FILETABS (objfile, ps, s)
-/* Traverse all symtabs in all objfiles in the current program space,
- skipping included files (which share a blockvector with their
- primary symtab). */
+/* Traverse all compunits in all objfiles in the current program space. */
-#define ALL_PRIMARY_SYMTABS(objfile, s) \
+#define ALL_COMPUNITS(objfile, cu) \
ALL_OBJFILES (objfile) \
- ALL_OBJFILE_PRIMARY_SYMTABS (objfile, s)
-
-#define ALL_PSPACE_PRIMARY_SYMTABS(pspace, objfile, s) \
- ALL_PSPACE_OBJFILES (ss, objfile) \
- ALL_OBJFILE_PRIMARY_SYMTABS (objfile, s)
+ ALL_OBJFILE_COMPUNITS (objfile, cu)
/* Traverse all minimal symbols in all objfiles in the current symbol
space. */
void set_objfile_per_bfd (struct objfile *obj);
+/* Return canonical name for OBJFILE.
+ This is the real file name if the file has been opened.
+ Otherwise it is the original name supplied by the user. */
+
const char *objfile_name (const struct objfile *objfile);
+/* Return the (real) file name of OBJFILE if the file has been opened,
+ otherwise return NULL. */
+
+const char *objfile_filename (const struct objfile *objfile);
+
+/* Return the name to print for OBJFILE in debugging messages. */
+
+extern const char *objfile_debug_name (const struct objfile *objfile);
+
+/* Return the name of the file format of OBJFILE if the file has been opened,
+ otherwise return NULL. */
+
+const char *objfile_flavour_name (struct objfile *objfile);
+
/* Set the objfile's notion of the "main" name and language. */
extern void set_objfile_main_name (struct objfile *objfile,
const char *name, enum language lang);
+extern void objfile_register_static_link
+ (struct objfile *objfile,
+ const struct block *block,
+ const struct dynamic_prop *static_link);
+
+extern const struct dynamic_prop *objfile_lookup_static_link
+ (struct objfile *objfile, const struct block *block);
+
#endif /* !defined (OBJFILES_H) */
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