/* Definitions for reading symbol files into GDB.
- Copyright (C) 1990-2013 Free Software Foundation, Inc.
+ Copyright (C) 1990-2014 Free Software Foundation, Inc.
This file is part of GDB.
typedef void (symbol_filename_ftype) (const char *filename,
const char *fullname, void *data);
+/* Callback for quick_symbol_functions->expand_symtabs_matching
+ to match a file name. */
+
+typedef int (expand_symtabs_file_matcher_ftype) (const char *filename,
+ void *data, int basenames);
+
+/* Callback for quick_symbol_functions->expand_symtabs_matching
+ to match a symbol name. */
+
+typedef int (expand_symtabs_symbol_matcher_ftype) (const char *name,
+ void *data);
+
/* The "quick" symbol functions exist so that symbol readers can
avoiding an initial read of all the symbols. For example, symbol
readers might choose to use the "partial symbol table" utilities,
/* Expand and iterate over each "partial" symbol table in OBJFILE
where the source file is named NAME.
- If NAME is not absolute, a match after a '/' in the symbol
- table's file name will also work. FULL_PATH is the absolute file
- name, and REAL_PATH is the same, run through gdb_realpath.
+ If NAME is not absolute, a match after a '/' in the symbol table's
+ file name will also work, REAL_PATH is NULL then. If NAME is
+ absolute then REAL_PATH is non-NULL absolute file name as resolved
+ via gdb_realpath from NAME.
If a match is found, the "partial" symbol table is expanded.
Then, this calls iterate_over_some_symtabs (or equivalent) over
The result of this call is returned. */
int (*map_symtabs_matching_filename) (struct objfile *objfile,
const char *name,
- const char *full_path,
const char *real_path,
int (*callback) (struct symtab *,
void *),
/* This is called by objfile_relocate to relocate any indices loaded
for OBJFILE. */
void (*relocate) (struct objfile *objfile,
- struct section_offsets *new_offsets,
- struct section_offsets *delta);
+ const struct section_offsets *new_offsets,
+ const struct section_offsets *delta);
/* Find all the symbols in OBJFILE named FUNC_NAME, and ensure that
the corresponding symbol tables are loaded. */
/* Read all symbol tables associated with OBJFILE. */
void (*expand_all_symtabs) (struct objfile *objfile);
- /* Read all symbol tables associated with OBJFILE which have the
- file name FILENAME.
+ /* Read all symbol tables associated with OBJFILE which have
+ symtab_to_fullname equal to FULLNAME.
This is for the purposes of examining code only, e.g., expand_line_sal.
The routine may ignore debug info that is known to not be useful with
code, e.g., DW_TAG_type_unit for dwarf debug info. */
- void (*expand_symtabs_with_filename) (struct objfile *objfile,
- const char *filename);
-
- /* Return the file name of the file holding the global symbol in OBJFILE
- named NAME. If no such symbol exists in OBJFILE, return NULL. */
- const char *(*find_symbol_file) (struct objfile *objfile, const char *name);
+ void (*expand_symtabs_with_fullname) (struct objfile *objfile,
+ const char *fullname);
/* Find global or static symbols in all tables that are in NAMESPACE
and for which MATCH (symbol name, NAME) == 0, passing each to
CALLBACK returns 0 to indicate that the scan should continue, or
non-zero to indicate that the scan should be terminated. */
- void (*map_matching_symbols) (const char *name, domain_enum namespace,
- struct objfile *, int global,
+ void (*map_matching_symbols) (struct objfile *,
+ const char *name, domain_enum namespace,
+ int global,
int (*callback) (struct block *,
struct symbol *, void *),
void *data,
FILE_MATCHER is called for each file in OBJFILE. The file name
and the DATA argument are passed to it. If it returns zero, this
file is skipped. If FILE_MATCHER is NULL such file is not skipped.
+ If BASENAMES is non-zero the function should consider only base name of
+ DATA (passed file name is already only the lbasename part).
Otherwise, if KIND does not match this symbol is skipped.
- If even KIND matches, then NAME_MATCHER is called for each symbol
+ If even KIND matches, then SYMBOL_MATCHER is called for each symbol
defined in the file. The symbol "search" name and DATA are passed
- to NAME_MATCHER.
+ to SYMBOL_MATCHER.
- If NAME_MATCHER returns zero, then this symbol is skipped.
+ If SYMBOL_MATCHER returns zero, then this symbol is skipped.
Otherwise, this symbol's symbol table is expanded.
functions. */
void (*expand_symtabs_matching)
(struct objfile *objfile,
- int (*file_matcher) (const char *, void *),
- int (*name_matcher) (const char *, void *),
+ expand_symtabs_file_matcher_ftype *file_matcher,
+ expand_symtabs_symbol_matcher_ftype *symbol_matcher,
enum search_domain kind,
void *data);
symbol table that contains a symbol whose address is closest to
PC. */
struct symtab *(*find_pc_sect_symtab) (struct objfile *objfile,
- struct minimal_symbol *msymbol,
+ struct bound_minimal_symbol msymbol,
CORE_ADDR pc,
struct obj_section *section,
int warn_if_readin);
The returned value does not have to be freed and it has lifetime of the
OBJFILE. */
VEC (probe_p) *(*sym_get_probes) (struct objfile *);
-
- /* Return the number of arguments available to PROBE. PROBE will
- have come from a call to this objfile's sym_get_probes method.
- If you provide an implementation of sym_get_probes, you must
- implement this method as well. */
- unsigned (*sym_get_probe_argument_count) (struct probe *probe);
-
- /* Evaluate the Nth argument available to PROBE. PROBE will have
- come from a call to this objfile's sym_get_probes method. N will
- be between 0 and the number of arguments available to this probe.
- FRAME is the frame in which the evaluation is done; the frame's
- PC will match the address of the probe. If you provide an
- implementation of sym_get_probes, you must implement this method
- as well. */
- struct value *(*sym_evaluate_probe_argument) (struct probe *probe,
- unsigned n);
-
- /* Compile the Nth probe argument to an agent expression. PROBE
- will have come from a call to this objfile's sym_get_probes
- method. N will be between 0 and the number of arguments
- available to this probe. EXPR and VALUE are the agent expression
- that is being updated. */
- void (*sym_compile_to_ax) (struct probe *probe,
- struct agent_expr *expr,
- struct axs_value *value,
- unsigned n);
-
- /* Relocate the probe section of OBJFILE. */
- void (*sym_relocate_probe) (struct objfile *objfile,
- struct section_offsets *new_offsets,
- struct section_offsets *delta);
};
/* Structure to keep track of symbol reading functions for various
struct sym_fns
{
-
- /* BFD flavour that we handle, or (as a special kludge, see
- xcoffread.c, (enum bfd_flavour)-1 for xcoff). */
-
- enum bfd_flavour sym_flavour;
-
/* Initializes anything that is global to the entire symbol table.
It is called during symbol_file_add, when we begin debugging an
entirely new program. */
probably be changed to a string, where NULL means the default,
and others are parsed in a file dependent way. */
- void (*sym_offsets) (struct objfile *, struct section_addr_info *);
+ void (*sym_offsets) (struct objfile *, const struct section_addr_info *);
/* This function produces a format-independent description of
the segments of ABFD. Each segment is a unit of the file
the line table cannot be read while processing the debugging
information. */
- void (*sym_read_linetable) (void);
+ void (*sym_read_linetable) (struct objfile *);
/* Relocate the contents of a debug section SECTP. The
contents are stored in BUF if it is non-NULL, or returned in a
extern void relative_addr_info_to_section_offsets
(struct section_offsets *section_offsets, int num_sections,
- struct section_addr_info *addrs);
+ const struct section_addr_info *addrs);
extern void addr_info_make_relative (struct section_addr_info *addrs,
bfd *abfd);
do anything special. */
extern void default_symfile_offsets (struct objfile *objfile,
- struct section_addr_info *);
+ const struct section_addr_info *);
/* The default version of sym_fns.sym_segments for readers that don't
do anything special. */
extern struct symtab *allocate_symtab (const char *, struct objfile *)
ATTRIBUTE_NONNULL (1);
-extern void add_symtab_fns (const struct sym_fns *);
+extern void add_symtab_fns (enum bfd_flavour flavour, const struct sym_fns *);
/* This enum encodes bit-flags passed as ADD_FLAGS parameter to
- syms_from_objfile, symbol_file_add, etc. */
+ symbol_file_add, etc. */
enum symfile_add_flags
{
SYMFILE_NO_READ = 1 << 4
};
-extern void syms_from_objfile (struct objfile *,
- struct section_addr_info *,
- struct section_offsets *, int, int);
-
extern void new_symfile_objfile (struct objfile *, int);
-extern struct objfile *symbol_file_add (char *, int,
+extern struct objfile *symbol_file_add (const char *, int,
struct section_addr_info *, int);
-extern struct objfile *symbol_file_add_from_bfd (bfd *, int,
+extern struct objfile *symbol_file_add_from_bfd (bfd *, const char *, int,
struct section_addr_info *,
int, struct objfile *parent);
-extern void symbol_file_add_separate (bfd *, int, struct objfile *);
+extern void symbol_file_add_separate (bfd *, const char *, int,
+ struct objfile *);
extern char *find_separate_debug_file_by_debuglink (struct objfile *);
extern void free_section_addr_info (struct section_addr_info *);
-/* Concatenate NULL terminated variable argument list of `const char
- *' strings; return the new string. Space is found in the OBSTACKP.
- Argument list must be terminated by a sentinel expression `(char *)
- NULL'. */
-
-extern char *obconcat (struct obstack *obstackp, ...) ATTRIBUTE_SENTINEL;
-
/* Variables */
/* If non-zero, shared library symbols will be added automatically
extern void find_lowest_section (bfd *, asection *, void *);
-extern bfd *symfile_bfd_open (char *);
+extern bfd *symfile_bfd_open (const char *);
extern bfd *gdb_bfd_open_maybe_remote (const char *);
extern int get_section_index (struct objfile *, char *);
+extern int print_symbol_loading_p (int from_tty, int mainline, int full);
+
/* Utility functions for overlay sections: */
extern enum overlay_debugging_state
{
extern CORE_ADDR symbol_overlayed_address (CORE_ADDR, struct obj_section *);
/* Load symbols from a file. */
-extern void symbol_file_add_main (char *args, int from_tty);
+extern void symbol_file_add_main (const char *args, int from_tty);
/* Clear GDB symbol tables. */
extern void symbol_file_clear (int from_tty);
bfd_byte *);
extern int symfile_map_offsets_to_segments (bfd *,
- struct symfile_segment_data *,
+ const struct symfile_segment_data *,
struct section_offsets *,
int, const CORE_ADDR *);
struct symfile_segment_data *get_symfile_segment_data (bfd *abfd);
extern struct cleanup *increment_reading_symtab (void);
+void expand_symtabs_matching (expand_symtabs_file_matcher_ftype *,
+ expand_symtabs_symbol_matcher_ftype *,
+ enum search_domain kind, void *data);
+
+void map_symbol_filenames (symbol_filename_ftype *fun, void *data,
+ int need_fullname);
+
/* From dwarf2read.c */
/* Names for a dwarf2 debugging section. The field NORMAL is the normal
extern void dwarf2_get_section_info (struct objfile *,
enum dwarf2_section_enum,
- asection **, gdb_byte **,
+ asection **, const gdb_byte **,
bfd_size_type *);
extern int dwarf2_initialize_objfile (struct objfile *);
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