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* symfile.h (struct sym_fns) <next>: Remove.

Browse source 
(add_symtab_fns): Update.
	* symfile.c (sym_fns_ptr): New typedef.
	(symtab_fns): Now a VEC.
	(add_symtab_fns): Update.  Change argument type.
	(find_sym_fns): Update.  Change return type.
	(get_symfile_segment_data): Update.
	* objfiles.h (struct objfile) <sf>: Now const.
	* somread.c (som_sym_fns): Now const.  Update.
	* xcoffread.c (xcoff_sym_fns): Now const.  Update.
	* mipsread.c (ecoff_sym_fns): Now const.  Update.
	* machoread.c (macho_sym_fns): Now const.  Update.
	* elfread.c (elf_sym_fns): Now const.  Update.
	(elf_sym_fns_gdb_index): Likewise.
	* dbxread.c (aout_sym_fns): Now const.  Update.
	* coffread.c (coff_sym_fns): Now const.  Update.
This commit is contained in:
Tom Tromey 2010-09-30 19:14:30 +00:00
parent 38f12cfce2
commit 00b5771c2a
11 changed files with 50 additions and 44 deletions
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19
gdb/ChangeLog
View file

@ -1,3 +1,22 @@
2010-09-30 Tom Tromey <tromey@redhat.com>
* symfile.h (struct sym_fns) <next>: Remove.
(add_symtab_fns): Update.
* symfile.c (sym_fns_ptr): New typedef.
(symtab_fns): Now a VEC.
(add_symtab_fns): Update. Change argument type.
(find_sym_fns): Update. Change return type.
(get_symfile_segment_data): Update.
* objfiles.h (struct objfile) <sf>: Now const.
* somread.c (som_sym_fns): Now const. Update.
* xcoffread.c (xcoff_sym_fns): Now const. Update.
* mipsread.c (ecoff_sym_fns): Now const. Update.
* machoread.c (macho_sym_fns): Now const. Update.
* elfread.c (elf_sym_fns): Now const. Update.
(elf_sym_fns_gdb_index): Likewise.
* dbxread.c (aout_sym_fns): Now const. Update.
* coffread.c (coff_sym_fns): Now const. Update.
2010-09-30 Tom Tromey <tromey@redhat.com>
* value.c (value_primitive_field): Take 'offset' into account for

5
gdb/coffread.c
View file

@ -2126,7 +2126,7 @@ coff_read_enum_type (int index, int length, int lastsym,
/* Register our ability to parse symbols for coff BFD files. */
static struct sym_fns coff_sym_fns =
static const struct sym_fns coff_sym_fns =
{
bfd_target_coff_flavour,
coff_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -2138,8 +2138,7 @@ static struct sym_fns coff_sym_fns =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
void

5
gdb/dbxread.c
View file

@ -3573,7 +3573,7 @@ section (%s)"),
dbx_symfile_read (objfile, 0);
}
static struct sym_fns aout_sym_fns =
static const struct sym_fns aout_sym_fns =
{
bfd_target_aout_flavour,
dbx_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -3586,8 +3586,7 @@ static struct sym_fns aout_sym_fns =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
void

12
gdb/elfread.c
View file

@ -41,7 +41,7 @@
extern void _initialize_elfread (void);
/* Forward declaration. */
static struct sym_fns elf_sym_fns_gdb_index;
static const struct sym_fns elf_sym_fns_gdb_index;
/* The struct elfinfo is available only during ELF symbol table and
psymtab reading. It is destroyed at the completion of psymtab-reading.
@ -1034,7 +1034,7 @@ elfstab_offset_sections (struct objfile *objfile, struct partial_symtab *pst)
/* Register that we are able to handle ELF object file formats. */
static struct sym_fns elf_sym_fns =
static const struct sym_fns elf_sym_fns =
{
bfd_target_elf_flavour,
elf_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -1046,13 +1046,12 @@ static struct sym_fns elf_sym_fns =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
/* The same as elf_sym_fns, but not registered and uses the
DWARF-specific GNU index rather than psymtab. */
static struct sym_fns elf_sym_fns_gdb_index =
static const struct sym_fns elf_sym_fns_gdb_index =
{
bfd_target_elf_flavour,
elf_new_init, /* sym_new_init: init anything gbl to entire symab */
@ -1064,8 +1063,7 @@ static struct sym_fns elf_sym_fns_gdb_index =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&dwarf2_gdb_index_functions,
NULL /* next: pointer to next struct sym_fns */
&dwarf2_gdb_index_functions
};
void

5
gdb/machoread.c
View file

@ -837,7 +837,7 @@ macho_symfile_offsets (struct objfile *objfile,
}
}
static struct sym_fns macho_sym_fns = {
static const struct sym_fns macho_sym_fns = {
bfd_target_mach_o_flavour,
macho_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -849,8 +849,7 @@ static struct sym_fns macho_sym_fns = {
a file. */
NULL, /* sym_read_linetable */
macho_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
void

5
gdb/mipsread.c
View file

@ -390,7 +390,7 @@ read_alphacoff_dynamic_symtab (struct section_offsets *section_offsets,
/* Initialization. */
static struct sym_fns ecoff_sym_fns =
static const struct sym_fns ecoff_sym_fns =
{
bfd_target_ecoff_flavour,
mipscoff_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -402,8 +402,7 @@ static struct sym_fns ecoff_sym_fns =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
/* Provide a prototype to silence -Wmissing-prototypes. */

2
gdb/objfiles.h
View file

@ -293,7 +293,7 @@ struct objfile
allocated memory, and is shared by all objfiles that use the
object module reader of this type. */
struct sym_fns *sf;
const struct sym_fns *sf;
/* 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. */

5
gdb/somread.c
View file

@ -427,7 +427,7 @@ som_symfile_offsets (struct objfile *objfile, struct section_addr_info *addrs)
/* Register that we are able to handle SOM object file formats. */
static struct sym_fns som_sym_fns =
static const struct sym_fns som_sym_fns =
{
bfd_target_som_flavour,
som_new_init, /* sym_new_init: init anything gbl to entire symtab */
@ -439,8 +439,7 @@ static struct sym_fns som_sym_fns =
a file. */
NULL, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
void

21
gdb/symfile.c
View file

@ -102,7 +102,7 @@ bfd *symfile_bfd_open (char *);
int get_section_index (struct objfile *, char *);
static struct sym_fns *find_sym_fns (bfd *);
static const struct sym_fns *find_sym_fns (bfd *);
static void decrement_reading_symtab (void *);
@ -147,7 +147,10 @@ void _initialize_symfile (void);
calls add_symtab_fns() to register information on each format it is
prepared to read. */
static struct sym_fns *symtab_fns = NULL;
typedef const struct sym_fns *sym_fns_ptr;
DEF_VEC_P (sym_fns_ptr);
static VEC (sym_fns_ptr) *symtab_fns = NULL;
/* Flag for whether user will be reloading symbols multiple times.
Defaults to ON for VxWorks, otherwise OFF. */
@ -1702,10 +1705,9 @@ get_section_index (struct objfile *objfile, char *section_name)
handle. */
void
add_symtab_fns (struct sym_fns *sf)
add_symtab_fns (const struct sym_fns *sf)
{
sf->next = symtab_fns;
symtab_fns = sf;
VEC_safe_push (sym_fns_ptr, symtab_fns, sf);
}
/* Initialize OBJFILE to read symbols from its associated BFD. It
@ -1713,18 +1715,19 @@ add_symtab_fns (struct sym_fns *sf)
struct sym_fns in the objfile structure, that contains cached
information about the symbol file. */
static struct sym_fns *
static const struct sym_fns *
find_sym_fns (bfd *abfd)
{
struct sym_fns *sf;
const struct sym_fns *sf;
enum bfd_flavour our_flavour = bfd_get_flavour (abfd);
int i;
if (our_flavour == bfd_target_srec_flavour
|| our_flavour == bfd_target_ihex_flavour
|| our_flavour == bfd_target_tekhex_flavour)
return NULL; /* No symbols. */
for (sf = symtab_fns; sf != NULL; sf = sf->next)
for (i = 0; VEC_iterate (sym_fns_ptr, symtab_fns, i, sf); ++i)
if (our_flavour == sf->sym_flavour)
return sf;
@ -3587,7 +3590,7 @@ symfile_relocate_debug_section (struct objfile *objfile,
struct symfile_segment_data *
get_symfile_segment_data (bfd *abfd)
{
struct sym_fns *sf = find_sym_fns (abfd);
const struct sym_fns *sf = find_sym_fns (abfd);
if (sf == NULL)
return NULL;

10
gdb/symfile.h
View file

@ -345,14 +345,6 @@ struct sym_fns
/* The "quick" (aka partial) symbol functions for this symbol
reader. */
const struct quick_symbol_functions *qf;
/* Finds the next struct sym_fns. They are allocated and
initialized in whatever module implements the functions pointed
to; an initializer calls add_symtab_fns to add them to the global
chain. */
struct sym_fns *next;
};
extern struct section_addr_info *
@ -384,7 +376,7 @@ extern bfd_byte *default_symfile_relocate (struct objfile *objfile,
extern struct symtab *allocate_symtab (char *, struct objfile *);
extern void add_symtab_fns (struct sym_fns *);
extern void add_symtab_fns (const struct sym_fns *);
/* This enum encodes bit-flags passed as ADD_FLAGS parameter to
syms_from_objfile, symbol_file_add, etc. */

5
gdb/xcoffread.c
View file

@ -3028,7 +3028,7 @@ xcoff_symfile_offsets (struct objfile *objfile, struct section_addr_info *addrs)
/* Register our ability to parse symbols for xcoff BFD files. */
static struct sym_fns xcoff_sym_fns =
static const struct sym_fns xcoff_sym_fns =
{
/* It is possible that coff and xcoff should be merged as
@ -3051,8 +3051,7 @@ static struct sym_fns xcoff_sym_fns =
a file. */
aix_process_linenos, /* sym_read_linetable */
default_symfile_relocate, /* sym_relocate: Relocate a debug section. */
&psym_functions,
NULL /* next: pointer to next struct sym_fns */
&psym_functions
};
/* Provide a prototype to silence -Wmissing-prototypes. */