#include <ctype.h>
#include "gdb_bfd.h"
#include "f-lang.h"
+#include "source.h"
#include <fcntl.h>
#include "gdb_string.h"
/* When non-zero, do not reject deprecated .gdb_index sections. */
static int use_deprecated_index_sections = 0;
-/* When set, the file that we're processing is known to have debugging
- info for C++ namespaces. GCC 3.3.x did not produce this information,
- but later versions do. */
-
-static int processing_has_namespace_info;
-
static const struct objfile_data *dwarf2_objfile_data_key;
struct dwarf2_section_info
unsigned int producer_is_gxx_lt_4_6 : 1;
unsigned int producer_is_gcc_lt_4_3 : 1;
unsigned int producer_is_icc : 1;
+
+ /* When set, the file that we're processing is known to have
+ debugging info for C++ namespaces. GCC 3.3.x did not produce
+ this information, but later versions do. */
+
+ unsigned int processing_has_namespace_info : 1;
};
/* Persistent data held for a compilation unit, even when not
struct dwarf2_per_cu_quick_data *quick;
} v;
- union
- {
- /* The CUs we import using DW_TAG_imported_unit. This is filled in
- while reading psymtabs, used to compute the psymtab dependencies,
- and then cleared. Then it is filled in again while reading full
- symbols, and only deleted when the objfile is destroyed. */
- VEC (dwarf2_per_cu_ptr) *imported_symtabs;
-
- /* Type units are grouped by their DW_AT_stmt_list entry so that they
- can share them. If this is a TU, this points to the containing
- symtab. */
- struct type_unit_group *type_unit_group;
- } s;
+ /* The CUs we import using DW_TAG_imported_unit. This is filled in
+ while reading psymtabs, used to compute the psymtab dependencies,
+ and then cleared. Then it is filled in again while reading full
+ symbols, and only deleted when the objfile is destroyed.
+
+ This is also used to work around a difference between the way gold
+ generates .gdb_index version <=7 and the way gdb does. Arguably this
+ is a gold bug. For symbols coming from TUs, gold records in the index
+ the CU that includes the TU instead of the TU itself. This breaks
+ dw2_lookup_symbol: It assumes that if the index says symbol X lives
+ in CU/TU Y, then one need only expand Y and a subsequent lookup in Y
+ will find X. Alas TUs live in their own symtab, so after expanding CU Y
+ we need to look in TU Z to find X. Fortunately, this is akin to
+ DW_TAG_imported_unit, so we just use the same mechanism: For
+ .gdb_index version <=7 this also records the TUs that the CU referred
+ to. Concurrently with this change gdb was modified to emit version 8
+ indices so we only pay a price for gold generated indices. */
+ VEC (dwarf2_per_cu_ptr) *imported_symtabs;
+
+ /* Type units are grouped by their DW_AT_stmt_list entry so that they
+ can share them. If this is a TU, this points to the containing
+ symtab. */
+ struct type_unit_group *type_unit_group;
};
/* Entry in the signatured_types hash table. */
}
return 0;
}
+ /* Version 7 indices generated by gold refer to the CU for a symbol instead
+ of the TU (for symbols coming from TUs). It's just a performance bug, and
+ we can't distinguish gdb-generated indices from gold-generated ones, so
+ nothing to do here. */
+
/* Indexes with higher version than the one supported by GDB may be no
longer backward compatible. */
- if (version > 7)
+ if (version > 8)
return 0;
map->version = version;
DWO file. */
if (this_cu->is_debug_types)
{
- struct type_unit_group *tu_group = this_cu->s.type_unit_group;
+ struct type_unit_group *tu_group = this_cu->type_unit_group;
init_cutu_and_read_dies (tu_group->t.first_tu, NULL, 0, 0,
dw2_get_file_names_reader, tu_group);
static int
dw2_map_expand_apply (struct objfile *objfile,
struct dwarf2_per_cu_data *per_cu,
- const char *name,
- const char *full_path, const char *real_path,
+ const char *name, const char *real_path,
int (*callback) (struct symtab *, void *),
void *data)
{
all of them. */
dw2_instantiate_symtab (per_cu);
- return iterate_over_some_symtabs (name, full_path, real_path, callback, data,
+ return iterate_over_some_symtabs (name, real_path, callback, data,
objfile->symtabs, last_made);
}
static int
dw2_map_symtabs_matching_filename (struct objfile *objfile, const char *name,
- const char *full_path, const char *real_path,
+ const char *real_path,
int (*callback) (struct symtab *, void *),
void *data)
{
int i;
const char *name_basename = lbasename (name);
- int is_abs = IS_ABSOLUTE_PATH (name);
dw2_setup (objfile);
for (j = 0; j < file_data->num_file_names; ++j)
{
const char *this_name = file_data->file_names[j];
+ const char *this_real_name;
- if (FILENAME_CMP (name, this_name) == 0
- || (!is_abs && compare_filenames_for_search (this_name, name)))
+ if (compare_filenames_for_search (this_name, name))
{
- if (dw2_map_expand_apply (objfile, per_cu,
- name, full_path, real_path,
+ if (dw2_map_expand_apply (objfile, per_cu, name, real_path,
callback, data))
return 1;
}
&& FILENAME_CMP (lbasename (this_name), name_basename) != 0)
continue;
- if (full_path != NULL)
+ this_real_name = dw2_get_real_path (objfile, file_data, j);
+ if (compare_filenames_for_search (this_real_name, name))
{
- const char *this_real_name = dw2_get_real_path (objfile,
- file_data, j);
-
- if (this_real_name != NULL
- && (FILENAME_CMP (full_path, this_real_name) == 0
- || (!is_abs
- && compare_filenames_for_search (this_real_name,
- name))))
- {
- if (dw2_map_expand_apply (objfile, per_cu,
- name, full_path, real_path,
- callback, data))
- return 1;
- }
+ if (dw2_map_expand_apply (objfile, per_cu, name, real_path,
+ callback, data))
+ return 1;
}
if (real_path != NULL)
{
- const char *this_real_name = dw2_get_real_path (objfile,
- file_data, j);
-
+ gdb_assert (IS_ABSOLUTE_PATH (real_path));
+ gdb_assert (IS_ABSOLUTE_PATH (name));
if (this_real_name != NULL
- && (FILENAME_CMP (real_path, this_real_name) == 0
- || (!is_abs
- && compare_filenames_for_search (this_real_name,
- name))))
+ && FILENAME_CMP (real_path, this_real_name) == 0)
{
- if (dw2_map_expand_apply (objfile, per_cu,
- name, full_path, real_path,
+ if (dw2_map_expand_apply (objfile, per_cu, name, real_path,
callback, data))
return 1;
}
}
static void
-dw2_expand_symtabs_with_filename (struct objfile *objfile,
- const char *filename)
+dw2_expand_symtabs_with_fullname (struct objfile *objfile,
+ const char *fullname)
{
int i;
for (j = 0; j < file_data->num_file_names; ++j)
{
- const char *this_name = file_data->file_names[j];
- if (FILENAME_CMP (this_name, filename) == 0)
+ const char *this_fullname = file_data->file_names[j];
+
+ if (filename_cmp (this_fullname, fullname) == 0)
{
dw2_instantiate_symtab (per_cu);
break;
struct symbol *sym = lookup_block_symbol (block, name, VAR_DOMAIN);
if (sym)
- return SYMBOL_SYMTAB (sym)->filename;
+ {
+ /* Only file extension of returned filename is recognized. */
+ return SYMBOL_SYMTAB (sym)->filename;
+ }
}
return NULL;
}
per_cu = dw2_get_cu (GDB_INDEX_CU_VALUE (MAYBE_SWAP (vec[1])));
if (per_cu->v.quick->symtab != NULL)
- return per_cu->v.quick->symtab->filename;
+ {
+ /* Only file extension of returned filename is recognized. */
+ return per_cu->v.quick->symtab->filename;
+ }
init_cutu_and_read_dies (per_cu, NULL, 0, 0,
dw2_get_primary_filename_reader, &filename);
+ /* Only file extension of returned filename is recognized. */
return filename;
}
static void
dw2_expand_symtabs_matching
(struct objfile *objfile,
- int (*file_matcher) (const char *, void *),
+ int (*file_matcher) (const char *, void *, int basenames),
int (*name_matcher) (const char *, void *),
enum search_domain kind,
void *data)
for (j = 0; j < file_data->num_file_names; ++j)
{
- if (file_matcher (file_data->file_names[j], data))
+ const char *this_real_name;
+
+ if (file_matcher (file_data->file_names[j], data, 0))
+ {
+ per_cu->v.quick->mark = 1;
+ break;
+ }
+
+ /* Before we invoke realpath, which can get expensive when many
+ files are involved, do a quick comparison of the basenames. */
+ if (!basenames_may_differ
+ && !file_matcher (lbasename (file_data->file_names[j]),
+ data, 1))
+ continue;
+
+ this_real_name = dw2_get_real_path (objfile, file_data, j);
+ if (file_matcher (this_real_name, data, 0))
{
per_cu->v.quick->mark = 1;
break;
dw2_relocate,
dw2_expand_symtabs_for_function,
dw2_expand_all_symtabs,
- dw2_expand_symtabs_with_filename,
+ dw2_expand_symtabs_with_fullname,
dw2_find_symbol_file,
dw2_map_matching_symbols,
dw2_expand_symtabs_matching,
{
struct partial_symtab *subpst = allocate_psymtab (name, objfile);
+ if (!IS_ABSOLUTE_PATH (subpst->filename))
+ {
+ /* It shares objfile->objfile_obstack. */
+ subpst->dirname = pst->dirname;
+ }
+
subpst->section_offsets = pst->section_offsets;
subpst->textlow = 0;
subpst->texthigh = 0;
(objfile->static_psymbols.list + pst->statics_offset);
sort_pst_symbols (objfile, pst);
- if (!VEC_empty (dwarf2_per_cu_ptr, cu->per_cu->s.imported_symtabs))
+ if (!VEC_empty (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs))
{
int i;
- int len = VEC_length (dwarf2_per_cu_ptr, cu->per_cu->s.imported_symtabs);
+ int len = VEC_length (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs);
struct dwarf2_per_cu_data *iter;
/* Fill in 'dependencies' here; we fill in 'users' in a
pst->dependencies = obstack_alloc (&objfile->objfile_obstack,
len * sizeof (struct symtab *));
for (i = 0;
- VEC_iterate (dwarf2_per_cu_ptr, cu->per_cu->s.imported_symtabs,
+ VEC_iterate (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs,
i, iter);
++i)
pst->dependencies[i] = iter->v.psymtab;
- VEC_free (dwarf2_per_cu_ptr, cu->per_cu->s.imported_symtabs);
+ VEC_free (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs);
}
/* Get the list of files included in the current compilation unit,
per_cu = &tu_group->per_cu;
per_cu->objfile = objfile;
per_cu->is_debug_types = 1;
- per_cu->s.type_unit_group = tu_group;
+ per_cu->type_unit_group = tu_group;
if (dwarf2_per_objfile->using_index)
{
++i)
{
pst->dependencies[i] = iter->v.psymtab;
- iter->s.type_unit_group = tu_group;
+ iter->type_unit_group = tu_group;
}
VEC_free (dwarf2_per_cu_ptr, tu_group->t.tus);
process_psymtab_comp_unit (per_cu, 1);
VEC_safe_push (dwarf2_per_cu_ptr,
- cu->per_cu->s.imported_symtabs, per_cu);
+ cu->per_cu->imported_symtabs, per_cu);
}
break;
default:
const char *physname;
struct fn_fieldlist *fn_flp
= &TYPE_FN_FIELDLIST (mi->type, mi->fnfield_index);
- physname = dwarf2_physname ((char *) mi->name, mi->die, cu);
+ physname = dwarf2_physname (mi->name, mi->die, cu);
fn_flp->fn_fields[mi->index].physname = physname ? physname : "";
}
}
complaint (&symfile_complaints,
_("Symtab %s has objects from two different Go packages: %s and %s"),
(SYMBOL_SYMTAB (sym)
- ? SYMBOL_SYMTAB (sym)->filename
+ ? symtab_to_filename_for_display (SYMBOL_SYMTAB (sym))
: cu->objfile->name),
this_package_name, package_name);
xfree (this_package_name);
if (package_name != NULL)
{
struct objfile *objfile = cu->objfile;
- const char *saved_package_name = obsavestring (package_name,
- strlen (package_name),
- &objfile->objfile_obstack);
+ const char *saved_package_name = obstack_copy0 (&objfile->objfile_obstack,
+ package_name,
+ strlen (package_name));
struct type *type = init_type (TYPE_CODE_MODULE, 0, 0,
saved_package_name, objfile);
struct symbol *sym;
VEC_safe_push (dwarf2_per_cu_ptr, *result, per_cu);
for (ix = 0;
- VEC_iterate (dwarf2_per_cu_ptr, per_cu->s.imported_symtabs, ix, iter);
+ VEC_iterate (dwarf2_per_cu_ptr, per_cu->imported_symtabs, ix, iter);
++ix)
recursively_compute_inclusions (result, all_children, iter);
}
{
gdb_assert (! per_cu->is_debug_types);
- if (!VEC_empty (dwarf2_per_cu_ptr, per_cu->s.imported_symtabs))
+ if (!VEC_empty (dwarf2_per_cu_ptr, per_cu->imported_symtabs))
{
int ix, len;
struct dwarf2_per_cu_data *iter;
NULL, xcalloc, xfree);
for (ix = 0;
- VEC_iterate (dwarf2_per_cu_ptr, per_cu->s.imported_symtabs,
+ VEC_iterate (dwarf2_per_cu_ptr, per_cu->imported_symtabs,
ix, iter);
++ix)
recursively_compute_inclusions (&result_children, all_children, iter);
- /* Now we have a transitive closure of all the included CUs, so
- we can convert it to a list of symtabs. */
+ /* Now we have a transitive closure of all the included CUs, and
+ for .gdb_index version 7 the included TUs, so we can convert it
+ to a list of symtabs. */
len = VEC_length (dwarf2_per_cu_ptr, result_children);
symtab->includes
= obstack_alloc (&dwarf2_per_objfile->objfile->objfile_obstack,
static_block
= end_symtab_get_static_block (highpc + baseaddr, objfile, 0,
- per_cu->s.imported_symtabs != NULL);
+ per_cu->imported_symtabs != NULL);
/* If the comp unit has DW_AT_ranges, it may have discontiguous ranges.
Also, DW_AT_ranges may record ranges not belonging to any child DIEs
If this is the first TU to use this symtab, complete the construction
of it with end_expandable_symtab. Otherwise, complete the addition of
this TU's symbols to the existing symtab. */
- if (per_cu->s.type_unit_group->primary_symtab == NULL)
+ if (per_cu->type_unit_group->primary_symtab == NULL)
{
symtab = end_expandable_symtab (0, objfile, SECT_OFF_TEXT (objfile));
- per_cu->s.type_unit_group->primary_symtab = symtab;
+ per_cu->type_unit_group->primary_symtab = symtab;
if (symtab != NULL)
{
else
{
augment_type_symtab (objfile,
- per_cu->s.type_unit_group->primary_symtab);
- symtab = per_cu->s.type_unit_group->primary_symtab;
+ per_cu->type_unit_group->primary_symtab);
+ symtab = per_cu->type_unit_group->primary_symtab;
}
if (dwarf2_per_objfile->using_index)
if (maybe_queue_comp_unit (cu, per_cu, cu->language))
load_full_comp_unit (per_cu, cu->language);
- VEC_safe_push (dwarf2_per_cu_ptr, cu->per_cu->s.imported_symtabs,
+ VEC_safe_push (dwarf2_per_cu_ptr, cu->per_cu->imported_symtabs,
per_cu);
}
}
case DW_TAG_common_inclusion:
break;
case DW_TAG_namespace:
- processing_has_namespace_info = 1;
+ cu->processing_has_namespace_info = 1;
read_namespace (die, cu);
break;
case DW_TAG_module:
- processing_has_namespace_info = 1;
+ cu->processing_has_namespace_info = 1;
read_module (die, cu);
break;
case DW_TAG_imported_declaration:
case DW_TAG_imported_module:
- processing_has_namespace_info = 1;
+ cu->processing_has_namespace_info = 1;
if (die->child != NULL && (die->tag == DW_TAG_imported_declaration
|| cu->language != language_fortran))
complaint (&symfile_complaints, _("Tag '%s' has unexpected children"),
retval = canon;
if (need_copy)
- retval = obsavestring (retval, strlen (retval),
- &objfile->objfile_obstack);
+ retval = obstack_copy0 (&objfile->objfile_obstack, retval, strlen (retval));
do_cleanups (back_to);
return retval;
VEC (const_char_ptr) *excludes = NULL;
struct cleanup *cleanups;
- char *temp;
-
import_attr = dwarf2_attr (die, DW_AT_import, cu);
if (import_attr == NULL)
{
canonical_name = imported_name_prefix;
}
else if (strlen (imported_name_prefix) > 0)
- {
- temp = alloca (strlen (imported_name_prefix)
- + 2 + strlen (imported_name) + 1);
- strcpy (temp, imported_name_prefix);
- strcat (temp, "::");
- strcat (temp, imported_name);
- canonical_name = temp;
- }
+ canonical_name = obconcat (&objfile->objfile_obstack,
+ imported_name_prefix, "::", imported_name,
+ (char *) NULL);
else
canonical_name = imported_name;
import_alias,
imported_declaration,
excludes,
+ 0,
&objfile->objfile_obstack);
do_cleanups (cleanups);
/* If we're using .gdb_index (includes -readnow) then
per_cu->s.type_unit_group may not have been set up yet. */
- if (per_cu->s.type_unit_group == NULL)
- per_cu->s.type_unit_group = get_type_unit_group (cu, attr);
- tu_group = per_cu->s.type_unit_group;
+ if (per_cu->type_unit_group == NULL)
+ per_cu->type_unit_group = get_type_unit_group (cu, attr);
+ tu_group = per_cu->type_unit_group;
/* If we've already processed this stmt_list there's no real need to
do it again, we could fake it and just recreate the part we need
int ix;
struct dwarf2_section_info *section;
- gdb_assert (dwo_file->dbfd != objfile->obfd);
gdb_bfd_unref (dwo_file->dbfd);
VEC_free (dwarf2_section_info_def, dwo_file->sections.types);
lowpc, highpc, objfile);
/* For C++, set the block's scope. */
- if (cu->language == language_cplus || cu->language == language_fortran)
- cp_set_block_scope (new->name, block, &objfile->objfile_obstack,
- determine_prefix (die, cu),
- processing_has_namespace_info);
+ if ((cu->language == language_cplus || cu->language == language_fortran)
+ && cu->processing_has_namespace_info)
+ block_set_scope (block, determine_prefix (die, cu),
+ &objfile->objfile_obstack);
/* If we have address ranges, record them. */
dwarf2_record_block_ranges (die, block, baseaddr, cu);
"physname, for referencing DIE 0x%x [in module %s]"),
die->offset.sect_off, objfile->name);
else
- SET_FIELD_PHYSNAME (call_site->target, (char *) target_physname);
+ SET_FIELD_PHYSNAME (call_site->target, target_physname);
}
else
{
{
/* The name is already allocated along with this objfile, so
we don't need to duplicate it for the type. */
- TYPE_TAG_NAME (type) = (char *) name;
+ TYPE_TAG_NAME (type) = name;
if (die->tag == DW_TAG_class_type)
TYPE_NAME (type) = TYPE_TAG_NAME (type);
}
TYPE_CODE (type) = TYPE_CODE_ENUM;
name = dwarf2_full_name (NULL, die, cu);
if (name != NULL)
- TYPE_TAG_NAME (type) = (char *) name;
+ TYPE_TAG_NAME (type) = name;
attr = dwarf2_attr (die, DW_AT_byte_size, cu);
if (attr)
/* Create the type. */
type = init_type (TYPE_CODE_NAMESPACE, 0, 0, NULL,
objfile);
- TYPE_NAME (type) = (char *) name;
+ TYPE_NAME (type) = name;
TYPE_TAG_NAME (type) = TYPE_NAME (type);
return set_die_type (die, type, cu);
const char *previous_prefix = determine_prefix (die, cu);
cp_add_using_directive (previous_prefix, TYPE_NAME (type), NULL,
- NULL, NULL, &objfile->objfile_obstack);
+ NULL, NULL, 0, &objfile->objfile_obstack);
}
}
if (TYPE_CODE (check_typedef (to_type)) == TYPE_CODE_METHOD)
type = lookup_methodptr_type (to_type);
+ else if (TYPE_CODE (check_typedef (to_type)) == TYPE_CODE_FUNC)
+ {
+ struct type *new_type = alloc_type (cu->objfile);
+
+ smash_to_method_type (new_type, domain, TYPE_TARGET_TYPE (to_type),
+ TYPE_FIELDS (to_type), TYPE_NFIELDS (to_type),
+ TYPE_VARARGS (to_type));
+ type = lookup_methodptr_type (new_type);
+ }
else
type = lookup_memberptr_type (to_type, domain);
name = dwarf2_full_name (NULL, die, cu);
this_type = init_type (TYPE_CODE_TYPEDEF, 0,
TYPE_FLAG_TARGET_STUB, NULL, objfile);
- TYPE_NAME (this_type) = (char *) name;
+ TYPE_NAME (this_type) = name;
set_die_type (die, this_type, cu);
target_type = die_type (die, cu);
if (target_type != this_type)
if (actual_class_name != NULL)
{
struct_pdi->name
- = obsavestring (actual_class_name,
- strlen (actual_class_name),
- &cu->objfile->objfile_obstack);
+ = obstack_copy0 (&cu->objfile->objfile_obstack,
+ actual_class_name,
+ strlen (actual_class_name));
xfree (actual_class_name);
}
break;
else
base = demangled;
- part_die->name = obsavestring (base, strlen (base),
- &cu->objfile->objfile_obstack);
+ part_die->name = obstack_copy0 (&cu->objfile->objfile_obstack,
+ base, strlen (base));
xfree (demangled);
}
}
/* We assume that we're processing GCC output. */
processing_gcc_compilation = 2;
- processing_has_namespace_info = 0;
+ cu->processing_has_namespace_info = 0;
}
static void
/* For the benefit of old versions of GCC, check for anonymous
namespaces based on the demangled name. */
- if (!processing_has_namespace_info
+ if (!cu->processing_has_namespace_info
&& cu->language == language_cplus)
cp_scan_for_anonymous_namespaces (sym, objfile);
}
&& actual_name[actual_name_len
- die_name_len - 1] == ':')
name =
- obsavestring (actual_name,
- actual_name_len - die_name_len - 2,
- &cu->objfile->objfile_obstack);
+ obstack_copy0 (&cu->objfile->objfile_obstack,
+ actual_name,
+ actual_name_len - die_name_len - 2);
}
}
xfree (actual_name);
if (base == NULL || base == DW_STRING (attr) || base[-1] != ':')
return "";
- return obsavestring (DW_STRING (attr), &base[-1] - DW_STRING (attr),
- &cu->objfile->objfile_obstack);
+ return obstack_copy0 (&cu->objfile->objfile_obstack,
+ DW_STRING (attr), &base[-1] - DW_STRING (attr));
}
/* Return the name of the namespace/class that DIE is defined within,
if (canon_name != NULL)
{
if (strcmp (canon_name, name) != 0)
- name = obsavestring (canon_name, strlen (canon_name),
- obstack);
+ name = obstack_copy0 (obstack, canon_name, strlen (canon_name));
xfree (canon_name);
}
}
char *base;
/* FIXME: we already did this for the partial symbol... */
- DW_STRING (attr) = obsavestring (demangled, strlen (demangled),
- &cu->objfile->objfile_obstack);
+ DW_STRING (attr) = obstack_copy0 (&cu->objfile->objfile_obstack,
+ demangled, strlen (demangled));
DW_STRING_IS_CANONICAL (attr) = 1;
xfree (demangled);
temp_die.offset.sect_off);
if (die)
{
+ /* For .gdb_index version 7 keep track of included TUs.
+ http://sourceware.org/bugzilla/show_bug.cgi?id=15021. */
+ if (dwarf2_per_objfile->index_table != NULL
+ && dwarf2_per_objfile->index_table->version <= 7)
+ {
+ VEC_safe_push (dwarf2_per_cu_ptr,
+ (*ref_cu)->per_cu->imported_symtabs,
+ sig_cu->per_cu);
+ }
+
*ref_cu = sig_cu;
return die;
}
\f
/* Macro support. */
-/* Return the full name of file number I in *LH's file name table.
- Use COMP_DIR as the name of the current directory of the
- compilation. The result is allocated using xmalloc; the caller is
+/* Return file name relative to the compilation directory of file number I in
+ *LH's file name table. The result is allocated using xmalloc; the caller is
responsible for freeing it. */
+
static char *
-file_full_name (int file, struct line_header *lh, const char *comp_dir)
+file_file_name (int file, struct line_header *lh)
{
/* Is the file number a valid index into the line header's file name
table? Remember that file numbers start with one, not zero. */
{
struct file_entry *fe = &lh->file_names[file - 1];
- if (IS_ABSOLUTE_PATH (fe->name))
+ if (IS_ABSOLUTE_PATH (fe->name) || fe->dir_index == 0)
return xstrdup (fe->name);
- else
- {
- const char *dir;
- int dir_len;
- char *full_name;
-
- if (fe->dir_index)
- dir = lh->include_dirs[fe->dir_index - 1];
- else
- dir = comp_dir;
-
- if (dir)
- {
- dir_len = strlen (dir);
- full_name = xmalloc (dir_len + 1 + strlen (fe->name) + 1);
- strcpy (full_name, dir);
- full_name[dir_len] = '/';
- strcpy (full_name + dir_len + 1, fe->name);
- return full_name;
- }
- else
- return xstrdup (fe->name);
- }
+ return concat (lh->include_dirs[fe->dir_index - 1], SLASH_STRING,
+ fe->name, NULL);
}
else
{
}
}
+/* Return the full name of file number I in *LH's file name table.
+ Use COMP_DIR as the name of the current directory of the
+ compilation. The result is allocated using xmalloc; the caller is
+ responsible for freeing it. */
+static char *
+file_full_name (int file, struct line_header *lh, const char *comp_dir)
+{
+ /* Is the file number a valid index into the line header's file name
+ table? Remember that file numbers start with one, not zero. */
+ if (1 <= file && file <= lh->num_file_names)
+ {
+ char *relative = file_file_name (file, lh);
+
+ if (IS_ABSOLUTE_PATH (relative) || comp_dir == NULL)
+ return relative;
+ return reconcat (relative, comp_dir, SLASH_STRING, relative, NULL);
+ }
+ else
+ return file_file_name (file, lh);
+}
+
static struct macro_source_file *
macro_start_file (int file, int line,
const char *comp_dir,
struct line_header *lh, struct objfile *objfile)
{
- /* The full name of this source file. */
- char *full_name = file_full_name (file, lh, comp_dir);
+ /* File name relative to the compilation directory of this source file. */
+ char *file_name = file_file_name (file, lh);
/* We don't create a macro table for this compilation unit
at all until we actually get a filename. */
if (! pending_macros)
pending_macros = new_macro_table (&objfile->per_bfd->storage_obstack,
- objfile->per_bfd->macro_cache);
+ objfile->per_bfd->macro_cache,
+ comp_dir);
if (! current_file)
{
/* If we have no current file, then this must be the start_file
directive for the compilation unit's main source file. */
- current_file = macro_set_main (pending_macros, full_name);
+ current_file = macro_set_main (pending_macros, file_name);
macro_define_special (pending_macros);
}
else
- current_file = macro_include (current_file, line, full_name);
+ current_file = macro_include (current_file, line, file_name);
- xfree (full_name);
+ xfree (file_name);
return current_file;
}
for (ix = 0; ix < dwarf2_per_objfile->n_comp_units; ++ix)
VEC_free (dwarf2_per_cu_ptr,
- dwarf2_per_objfile->all_comp_units[ix]->s.imported_symtabs);
+ dwarf2_per_objfile->all_comp_units[ix]->imported_symtabs);
+
+ for (ix = 0; ix < dwarf2_per_objfile->n_type_units; ++ix)
+ VEC_free (dwarf2_per_cu_ptr,
+ dwarf2_per_objfile->all_type_units[ix]->per_cu.imported_symtabs);
VEC_free (dwarf2_section_info_def, data->types);
total_len = size_of_contents;
/* The version number. */
- val = MAYBE_SWAP (7);
+ val = MAYBE_SWAP (8);
obstack_grow (&contents, &val, sizeof (val));
/* The offset of the CU list from the start of the file. */