/* Symbol table lookup for the GNU debugger, GDB.
- Copyright (C) 1986-2020 Free Software Foundation, Inc.
+ Copyright (C) 1986-2021 Free Software Foundation, Inc.
This file is part of GDB.
#include "addrmap.h"
#include "cli/cli-utils.h"
#include "cli/cli-style.h"
+#include "cli/cli-cmds.h"
#include "fnmatch.h"
#include "hashtab.h"
#include "typeprint.h"
for (objfile *objfile : current_program_space->objfiles ())
{
- if (objfile->sf
- && objfile->sf->qf->map_symtabs_matching_filename (objfile,
- name,
- real_path.get (),
- callback))
+ if (objfile->map_symtabs_matching_filename (name, real_path.get (),
+ callback))
return;
}
}
else if (physname[0] == 't' || physname[0] == 'Q')
{
/* The physname for template and qualified methods already includes
- the class name. */
+ the class name. */
xsnprintf (buf, sizeof (buf), "__%s%s", const_prefix, volatile_prefix);
newname = NULL;
len = 0;
if (language () == language_ada)
{
/* In Ada, we do the symbol lookups using the mangled name, so
- we can save some space by not storing the demangled name. */
+ we can save some space by not storing the demangled name. */
if (!copy_name)
m_name = linkage_name.data ();
else
if (!hash.has_value ())
hash = hash_demangled_name_entry (&entry);
slot = ((struct demangled_name_entry **)
- htab_find_slot_with_hash (per_bfd->demangled_names_hash.get (),
+ htab_find_slot_with_hash (per_bfd->demangled_names_hash.get (),
&entry, *hash, INSERT));
/* The const_cast is safe because the only reason it is already
|| (language () == language_go && (*slot)->demangled == nullptr))
{
/* A 0-terminated copy of the linkage name. Callers must set COPY_NAME
- to true if the string might not be nullterminated. We have to make
- this copy because demangling needs a nullterminated string. */
+ to true if the string might not be nullterminated. We have to make
+ this copy because demangling needs a nullterminated string. */
gdb::string_view linkage_name_copy;
if (copy_name)
{
/* See symtab.h. */
+struct obj_section *
+general_symbol_info::obj_section (const struct objfile *objfile) const
+{
+ if (section_index () >= 0)
+ return &objfile->sections[section_index ()];
+ return nullptr;
+}
+
+/* See symtab.h. */
+
bool
symbol_matches_search_name (const struct general_symbol_info *gsymbol,
const lookup_name_info &name)
for (objfile *objfile : current_program_space->objfiles ())
{
- struct compunit_symtab *cust = NULL;
-
- if (objfile->sf)
- cust = objfile->sf->qf->find_pc_sect_compunit_symtab (objfile, msymbol,
- pc, section, 0);
+ struct compunit_symtab *cust
+ = objfile->find_pc_sect_compunit_symtab (msymbol, pc, section, 0);
if (cust)
return;
}
/* If the cache hasn't been created yet, avoid creating one. */
cache = symbol_cache_key.get (pspace);
if (cache == NULL)
- printf_filtered (" empty, no stats available\n");
+ printf_filtered (" empty, no stats available\n");
else
symbol_cache_stats (cache);
}
msym = lookup_minimal_symbol_by_pc_name (addr, ginfo->linkage_name (),
objfile);
if (msym)
- ginfo->section = MSYMBOL_SECTION (msym);
+ ginfo->set_section_index (msym->section_index ());
else
{
/* Static, function-local variables do appear in the linker
if (fallback == -1)
fallback = idx;
- if (obj_section_addr (s) - offset <= addr
- && addr < obj_section_endaddr (s) - offset)
+ if (s->addr () - offset <= addr && addr < s->endaddr () - offset)
{
- ginfo->section = idx;
+ ginfo->set_section_index (idx);
return;
}
}
section. If there is no allocated section, then it hardly
matters what we pick, so just pick zero. */
if (fallback == -1)
- ginfo->section = 0;
+ ginfo->set_section_index (0);
else
- ginfo->section = fallback;
+ ginfo->set_section_index (fallback);
}
}
if (objfile == NULL)
objfile = symbol_objfile (sym);
- if (SYMBOL_OBJ_SECTION (objfile, sym))
+ if (sym->obj_section (objfile) != nullptr)
return sym;
/* We should have an objfile by now. */
}
else if (lang == language_go)
{
- char *demangled_name = go_demangle (name, 0);
+ char *demangled_name
+ = language_def (language_go)->demangle_symbol (name, 0);
if (demangled_name != NULL)
return storage.set_malloc_ptr (demangled_name);
}
lookup_language_this (const struct language_defn *lang,
const struct block *block)
{
- if (lang->la_name_of_this == NULL || block == NULL)
+ if (lang->name_of_this () == NULL || block == NULL)
return {};
if (symbol_lookup_debug > 1)
fprintf_unfiltered (gdb_stdlog,
"lookup_language_this (%s, %s (objfile %s))",
- lang->la_name, host_address_to_string (block),
+ lang->name (), host_address_to_string (block),
objfile_debug_name (objfile));
}
{
struct symbol *sym;
- sym = block_lookup_symbol (block, lang->la_name_of_this,
+ sym = block_lookup_symbol (block, lang->name_of_this (),
symbol_name_match_type::SEARCH_NAME,
VAR_DOMAIN);
if (sym != NULL)
if (t->code () != TYPE_CODE_STRUCT
&& t->code () != TYPE_CODE_UNION)
error (_("Internal error: `%s' is not an aggregate"),
- langdef->la_name_of_this);
+ langdef->name_of_this ());
if (check_field (t, name, is_a_field_of_this))
{
return (struct block_symbol) {sym, block};
if (language == language_cplus || language == language_fortran)
- {
- struct block_symbol blocksym
+ {
+ struct block_symbol blocksym
= cp_lookup_symbol_imports_or_template (scope, name, block,
domain);
- if (blocksym.symbol != NULL)
- return blocksym;
- }
+ if (blocksym.symbol != NULL)
+ return blocksym;
+ }
if (BLOCK_FUNCTION (block) != NULL && block_inlined_p (block))
break;
for (objfile *objfile : main_objfile->separate_debug_objfiles ())
{
struct block_symbol result
- = lookup_symbol_in_objfile (objfile, block_index, name, domain);
+ = lookup_symbol_in_objfile (objfile, block_index, name, domain);
if (result.symbol != nullptr)
return result;
const struct block *block;
struct block_symbol result;
- if (!objfile->sf)
- return {};
-
if (symbol_lookup_debug > 1)
{
fprintf_unfiltered (gdb_stdlog,
name, domain_name (domain));
}
- cust = objfile->sf->qf->lookup_symbol (objfile, block_index, name, domain);
+ cust = objfile->lookup_symbol (block_index, name, domain);
if (cust == NULL)
{
if (symbol_lookup_debug > 1)
static enum language
find_quick_global_symbol_language (const char *name, const domain_enum domain)
{
- for (objfile *objfile : current_program_space->objfiles ())
- {
- if (objfile->sf && objfile->sf->qf
- && objfile->sf->qf->lookup_global_symbol_language)
- continue;
- return language_unknown;
- }
-
for (objfile *objfile : current_program_space->objfiles ())
{
bool symbol_found_p;
enum language lang
- = objfile->sf->qf->lookup_global_symbol_language (objfile, name, domain,
- &symbol_found_p);
- if (!symbol_found_p)
- continue;
- return lang;
+ = objfile->lookup_global_symbol_language (name, domain, &symbol_found_p);
+ if (symbol_found_p)
+ return lang;
}
return language_unknown;
const struct block *block;
struct symbol *sym;
- if (!objfile->sf)
- return NULL;
- cust = objfile->sf->qf->lookup_symbol (objfile, block_index, name,
- STRUCT_DOMAIN);
+ cust = objfile->lookup_symbol (block_index, name, STRUCT_DOMAIN);
if (cust == NULL)
return NULL;
find_pc_sect_compunit_symtab (CORE_ADDR pc, struct obj_section *section)
{
struct compunit_symtab *best_cust = NULL;
- CORE_ADDR distance = 0;
+ CORE_ADDR best_cust_range = 0;
struct bound_minimal_symbol msymbol;
/* If we know that this is not a text address, return failure. This is
{
for (compunit_symtab *cust : obj_file->compunits ())
{
- const struct block *b;
- const struct blockvector *bv;
+ const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (cust);
+ const struct block *global_block
+ = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
+ CORE_ADDR start = BLOCK_START (global_block);
+ CORE_ADDR end = BLOCK_END (global_block);
+ bool in_range_p = start <= pc && pc < end;
+ if (!in_range_p)
+ continue;
- bv = COMPUNIT_BLOCKVECTOR (cust);
- b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
+ if (BLOCKVECTOR_MAP (bv))
+ {
+ if (addrmap_find (BLOCKVECTOR_MAP (bv), pc) == nullptr)
+ continue;
- if (BLOCK_START (b) <= pc
- && BLOCK_END (b) > pc
- && (distance == 0
- || BLOCK_END (b) - BLOCK_START (b) < distance))
+ return cust;
+ }
+
+ CORE_ADDR range = end - start;
+ if (best_cust != nullptr
+ && range >= best_cust_range)
+ /* Cust doesn't have a smaller range than best_cust, skip it. */
+ continue;
+
+ /* For an objfile that has its functions reordered,
+ find_pc_psymtab will find the proper partial symbol table
+ and we simply return its corresponding symtab. */
+ /* In order to better support objfiles that contain both
+ stabs and coff debugging info, we continue on if a psymtab
+ can't be found. */
+ if ((obj_file->flags & OBJF_REORDERED) != 0)
{
- /* For an objfile that has its functions reordered,
- find_pc_psymtab will find the proper partial symbol table
- and we simply return its corresponding symtab. */
- /* In order to better support objfiles that contain both
- stabs and coff debugging info, we continue on if a psymtab
- can't be found. */
- if ((obj_file->flags & OBJF_REORDERED) && obj_file->sf)
- {
- struct compunit_symtab *result;
-
- result
- = obj_file->sf->qf->find_pc_sect_compunit_symtab (obj_file,
- msymbol,
- pc,
- section,
- 0);
- if (result != NULL)
- return result;
- }
- if (section != 0)
- {
- struct block_iterator iter;
- struct symbol *sym = NULL;
+ struct compunit_symtab *result;
+
+ result
+ = obj_file->find_pc_sect_compunit_symtab (msymbol,
+ pc,
+ section,
+ 0);
+ if (result != NULL)
+ return result;
+ }
+
+ if (section != 0)
+ {
+ struct symbol *sym = NULL;
+ struct block_iterator iter;
+ for (int b_index = GLOBAL_BLOCK;
+ b_index <= STATIC_BLOCK && sym == NULL;
+ ++b_index)
+ {
+ const struct block *b = BLOCKVECTOR_BLOCK (bv, b_index);
ALL_BLOCK_SYMBOLS (b, iter, sym)
{
fixup_symbol_section (sym, obj_file);
- if (matching_obj_sections (SYMBOL_OBJ_SECTION (obj_file,
- sym),
+ if (matching_obj_sections (sym->obj_section (obj_file),
section))
break;
}
- if (sym == NULL)
- continue; /* No symbol in this symtab matches
- section. */
}
- distance = BLOCK_END (b) - BLOCK_START (b);
- best_cust = cust;
+ if (sym == NULL)
+ continue; /* No symbol in this symtab matches
+ section. */
}
+
+ /* Cust is best found sofar, save it. */
+ best_cust = cust;
+ best_cust_range = range;
}
}
for (objfile *objf : current_program_space->objfiles ())
{
- struct compunit_symtab *result;
-
- if (!objf->sf)
- continue;
- result = objf->sf->qf->find_pc_sect_compunit_symtab (objf,
- msymbol,
- pc, section,
- 1);
+ struct compunit_symtab *result
+ = objf->find_pc_sect_compunit_symtab (msymbol, pc, section, 1);
if (result != NULL)
return result;
}
struct symbol *
find_symbol_at_address (CORE_ADDR address)
{
- for (objfile *objfile : current_program_space->objfiles ())
+ /* A helper function to search a given symtab for a symbol matching
+ ADDR. */
+ auto search_symtab = [] (compunit_symtab *symtab, CORE_ADDR addr) -> symbol *
{
- if (objfile->sf == NULL
- || objfile->sf->qf->find_compunit_symtab_by_address == NULL)
- continue;
+ const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (symtab);
- struct compunit_symtab *symtab
- = objfile->sf->qf->find_compunit_symtab_by_address (objfile, address);
- if (symtab != NULL)
+ for (int i = GLOBAL_BLOCK; i <= STATIC_BLOCK; ++i)
{
- const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (symtab);
+ const struct block *b = BLOCKVECTOR_BLOCK (bv, i);
+ struct block_iterator iter;
+ struct symbol *sym;
- for (int i = GLOBAL_BLOCK; i <= STATIC_BLOCK; ++i)
+ ALL_BLOCK_SYMBOLS (b, iter, sym)
{
- const struct block *b = BLOCKVECTOR_BLOCK (bv, i);
- struct block_iterator iter;
- struct symbol *sym;
+ if (SYMBOL_CLASS (sym) == LOC_STATIC
+ && SYMBOL_VALUE_ADDRESS (sym) == addr)
+ return sym;
+ }
+ }
+ return nullptr;
+ };
- ALL_BLOCK_SYMBOLS (b, iter, sym)
- {
- if (SYMBOL_CLASS (sym) == LOC_STATIC
- && SYMBOL_VALUE_ADDRESS (sym) == address)
- return sym;
- }
+ for (objfile *objfile : current_program_space->objfiles ())
+ {
+ /* If this objfile was read with -readnow, then we need to
+ search the symtabs directly. */
+ if ((objfile->flags & OBJF_READNOW) != 0)
+ {
+ for (compunit_symtab *symtab : objfile->compunits ())
+ {
+ struct symbol *sym = search_symtab (symtab, address);
+ if (sym != nullptr)
+ return sym;
+ }
+ }
+ else
+ {
+ struct compunit_symtab *symtab
+ = objfile->find_compunit_symtab_by_address (address);
+ if (symtab != NULL)
+ {
+ struct symbol *sym = search_symtab (symtab, address);
+ if (sym != nullptr)
+ return sym;
}
}
}
fatally. */
if (BMSYMBOL_VALUE_ADDRESS (mfunsym) == pc)
internal_error (__FILE__, __LINE__,
- _("Infinite recursion detected in find_pc_sect_line;"
+ _("Infinite recursion detected in find_pc_sect_line;"
"please file a bug report"));
return find_pc_line (BMSYMBOL_VALUE_ADDRESS (mfunsym), 0);
item = l->item; /* Get first line info. */
/* Is this file's first line closer than the first lines of other files?
- If so, record this file, and its first line, as best alternate. */
+ If so, record this file, and its first line, as best alternate. */
if (item->pc > pc && (!alt || item->pc < alt->pc))
alt = item;
struct linetable_entry *last = item + len;
item = std::upper_bound (first, last, pc, pc_compare);
if (item != first)
- {
- /* Found a matching item. Skip backwards over any end of
- sequence markers. */
- for (prev = item - 1; prev->line == 0 && prev != first; prev--)
- /* Nothing. */;
- }
+ prev = item - 1; /* Found a matching item. */
/* At this point, prev points at the line whose start addr is <= pc, and
- item points at the next line. If we ran off the end of the linetable
- (pc >= start of the last line), then prev == item. If pc < start of
- the first line, prev will not be set. */
+ item points at the next line. If we ran off the end of the linetable
+ (pc >= start of the last line), then prev == item. If pc < start of
+ the first line, prev will not be set. */
/* Is this file's best line closer than the best in the other files?
- If so, record this file, and its best line, as best so far. Don't
- save prev if it represents the end of a function (i.e. line number
- 0) instead of a real line. */
+ If so, record this file, and its best line, as best so far. Don't
+ save prev if it represents the end of a function (i.e. line number
+ 0) instead of a real line. */
if (prev && prev->line && (!best || prev->pc > best->pc))
{
struct obj_section *section;
section = find_pc_overlay (pc);
- if (pc_in_unmapped_range (pc, section))
- pc = overlay_mapped_address (pc, section);
- return find_pc_sect_line (pc, section, notcurrent);
+ if (!pc_in_unmapped_range (pc, section))
+ return find_pc_sect_line (pc, section, notcurrent);
+
+ /* If the original PC was an unmapped address then we translate this to a
+ mapped address in order to lookup the sal. However, as the user
+ passed us an unmapped address it makes more sense to return a result
+ that has the pc and end fields translated to unmapped addresses. */
+ pc = overlay_mapped_address (pc, section);
+ symtab_and_line sal = find_pc_sect_line (pc, section, notcurrent);
+ sal.pc = overlay_unmapped_address (sal.pc, section);
+ sal.end = overlay_unmapped_address (sal.end, section);
+ return sal;
}
/* See symtab.h. */
if (best_index < 0 || !exact)
{
/* Didn't find an exact match. So we better keep looking for
- another symtab with the same name. In the case of xcoff,
- multiple csects for one source file (produced by IBM's FORTRAN
- compiler) produce multiple symtabs (this is unavoidable
- assuming csects can be at arbitrary places in memory and that
- the GLOBAL_BLOCK of a symtab has a begin and end address). */
+ another symtab with the same name. In the case of xcoff,
+ multiple csects for one source file (produced by IBM's FORTRAN
+ compiler) produce multiple symtabs (this is unavoidable
+ assuming csects can be at arbitrary places in memory and that
+ the GLOBAL_BLOCK of a symtab has a begin and end address). */
/* BEST is the smallest linenumber > LINE so far seen,
- or 0 if none has been seen so far.
- BEST_INDEX and BEST_LINETABLE identify the item for it. */
+ or 0 if none has been seen so far.
+ BEST_INDEX and BEST_LINETABLE identify the item for it. */
int best;
if (best_index >= 0)
best = 0;
for (objfile *objfile : current_program_space->objfiles ())
- {
- if (objfile->sf)
- objfile->sf->qf->expand_symtabs_with_fullname
- (objfile, symtab_to_fullname (sym_tab));
- }
+ objfile->expand_symtabs_with_fullname (symtab_to_fullname (sym_tab));
for (objfile *objfile : current_program_space->objfiles ())
{
fixup_symbol_section (sym, NULL);
symtab_and_line sal
= find_function_start_sal_1 (BLOCK_ENTRY_PC (SYMBOL_BLOCK_VALUE (sym)),
- SYMBOL_OBJ_SECTION (symbol_objfile (sym), sym),
+ sym->obj_section (symbol_objfile (sym)),
funfirstline);
sal.symbol = sym;
return sal;
objfile = symbol_objfile (sym);
pc = BLOCK_ENTRY_PC (SYMBOL_BLOCK_VALUE (sym));
- section = SYMBOL_OBJ_SECTION (objfile, sym);
+ section = sym->obj_section (objfile);
name = sym->linkage_name ();
}
else
{
struct bound_minimal_symbol msymbol
- = lookup_minimal_symbol_by_pc_section (sal->pc, sal->section);
+ = lookup_minimal_symbol_by_pc_section (sal->pc, sal->section);
if (msymbol.minsym == NULL)
return;
objfile = msymbol.objfile;
pc = BMSYMBOL_VALUE_ADDRESS (msymbol);
- section = MSYMBOL_OBJ_SECTION (objfile, msymbol.minsym);
+ section = msymbol.minsym->obj_section (objfile);
name = msymbol.minsym->linkage_name ();
}
/* Skip "first line" of function (which is actually its prologue). */
pc += gdbarch_deprecated_function_start_offset (gdbarch);
if (gdbarch_skip_entrypoint_p (gdbarch))
- pc = gdbarch_skip_entrypoint (gdbarch, pc);
+ pc = gdbarch_skip_entrypoint (gdbarch, pc);
if (skip)
pc = gdbarch_skip_prologue_noexcept (gdbarch, pc);
}
\f
-/* What part to match in a file name. */
+/* See class declaration. */
-struct filename_partial_match_opts
+info_sources_filter::info_sources_filter (match_on match_type,
+ const char *regexp)
+ : m_match_type (match_type),
+ m_regexp (regexp)
{
- /* Only match the directory name part. */
- bool dirname = false;
+ /* Setup the compiled regular expression M_C_REGEXP based on M_REGEXP. */
+ if (m_regexp != nullptr && *m_regexp != '\0')
+ {
+ gdb_assert (m_regexp != nullptr);
- /* Only match the basename part. */
- bool basename = false;
-};
+ int cflags = REG_NOSUB;
+#ifdef HAVE_CASE_INSENSITIVE_FILE_SYSTEM
+ cflags |= REG_ICASE;
+#endif
+ m_c_regexp.emplace (m_regexp, cflags, _("Invalid regexp"));
+ }
+}
+
+/* See class declaration. */
+
+bool
+info_sources_filter::matches (const char *fullname) const
+{
+ /* Does it match regexp? */
+ if (m_c_regexp.has_value ())
+ {
+ const char *to_match;
+ std::string dirname;
+
+ switch (m_match_type)
+ {
+ case match_on::DIRNAME:
+ dirname = ldirname (fullname);
+ to_match = dirname.c_str ();
+ break;
+ case match_on::BASENAME:
+ to_match = lbasename (fullname);
+ break;
+ case match_on::FULLNAME:
+ to_match = fullname;
+ break;
+ default:
+ gdb_assert_not_reached ("bad m_match_type");
+ }
-/* Data structure to maintain printing state for output_source_filename. */
+ if (m_c_regexp->exec (to_match, 0, NULL, 0) != 0)
+ return false;
+ }
+
+ return true;
+}
+
+/* Data structure to maintain the state used for printing the results of
+ the 'info sources' command. */
struct output_source_filename_data
{
- /* Output only filenames matching REGEXP. */
- std::string regexp;
- gdb::optional<compiled_regex> c_regexp;
- /* Possibly only match a part of the filename. */
- filename_partial_match_opts partial_match;
+ /* Create an object for displaying the results of the 'info sources'
+ command to UIOUT. FILTER must remain valid and unchanged for the
+ lifetime of this object as this object retains a reference to FILTER. */
+ output_source_filename_data (struct ui_out *uiout,
+ const info_sources_filter &filter)
+ : m_filter (filter),
+ m_uiout (uiout)
+ { /* Nothing. */ }
+ DISABLE_COPY_AND_ASSIGN (output_source_filename_data);
- /* Cache of what we've seen so far. */
- struct filename_seen_cache *filename_seen_cache;
+ /* Reset enough state of this object so we can match against a new set of
+ files. The existing regular expression is retained though. */
+ void reset_output ()
+ {
+ m_first = true;
+ m_filename_seen_cache.clear ();
+ }
+
+ /* Worker for sources_info, outputs the file name formatted for either
+ cli or mi (based on the current_uiout). In cli mode displays
+ FULLNAME with a comma separating this name from any previously
+ printed name (line breaks are added at the comma). In MI mode
+ outputs a tuple containing DISP_NAME (the files display name),
+ FULLNAME, and EXPANDED_P (true when this file is from a fully
+ expanded symtab, otherwise false). */
+ void output (const char *disp_name, const char *fullname, bool expanded_p);
+
+ /* An overload suitable for use as a callback to
+ quick_symbol_functions::map_symbol_filenames. */
+ void operator() (const char *filename, const char *fullname)
+ {
+ /* The false here indicates that this file is from an unexpanded
+ symtab. */
+ output (filename, fullname, false);
+ }
+
+ /* Return true if at least one filename has been printed (after a call to
+ output) since either this object was created, or the last call to
+ reset_output. */
+ bool printed_filename_p () const
+ {
+ return !m_first;
+ }
+
+private:
/* Flag of whether we're printing the first one. */
- int first;
+ bool m_first = true;
+
+ /* Cache of what we've seen so far. */
+ filename_seen_cache m_filename_seen_cache;
+
+ /* How source filename should be filtered. */
+ const info_sources_filter &m_filter;
+
+ /* The object to which output is sent. */
+ struct ui_out *m_uiout;
};
-/* Slave routine for sources_info. Force line breaks at ,'s.
- NAME is the name to print.
- DATA contains the state for printing and watching for duplicates. */
+/* See comment in class declaration above. */
-static void
-output_source_filename (const char *name,
- struct output_source_filename_data *data)
+void
+output_source_filename_data::output (const char *disp_name,
+ const char *fullname,
+ bool expanded_p)
{
/* Since a single source file can result in several partial symbol
tables, we need to avoid printing it more than once. Note: if
situation. I'm not sure whether this can also happen for
symtabs; it doesn't hurt to check. */
- /* Was NAME already seen? */
- if (data->filename_seen_cache->seen (name))
- {
- /* Yes; don't print it again. */
- return;
- }
-
- /* Does it match data->regexp? */
- if (data->c_regexp.has_value ())
- {
- const char *to_match;
- std::string dirname;
+ /* Was NAME already seen? If so, then don't print it again. */
+ if (m_filename_seen_cache.seen (fullname))
+ return;
- if (data->partial_match.dirname)
- {
- dirname = ldirname (name);
- to_match = dirname.c_str ();
- }
- else if (data->partial_match.basename)
- to_match = lbasename (name);
- else
- to_match = name;
+ /* If the filter rejects this file then don't print it. */
+ if (!m_filter.matches (fullname))
+ return;
- if (data->c_regexp->exec (to_match, 0, NULL, 0) != 0)
- return;
- }
+ ui_out_emit_tuple ui_emitter (m_uiout, nullptr);
/* Print it and reset *FIRST. */
- if (! data->first)
- printf_filtered (", ");
- data->first = 0;
+ if (!m_first)
+ m_uiout->text (", ");
+ m_first = false;
wrap_here ("");
- fputs_styled (name, file_name_style.style (), gdb_stdout);
+ if (m_uiout->is_mi_like_p ())
+ {
+ m_uiout->field_string ("file", disp_name, file_name_style.style ());
+ if (fullname != nullptr)
+ m_uiout->field_string ("fullname", fullname,
+ file_name_style.style ());
+ m_uiout->field_string ("debug-fully-read",
+ (expanded_p ? "true" : "false"));
+ }
+ else
+ {
+ if (fullname == nullptr)
+ fullname = disp_name;
+ m_uiout->field_string ("fullname", fullname,
+ file_name_style.style ());
+ }
}
-/* A callback for map_partial_symbol_filenames. */
+/* For the 'info sources' command, what part of the file names should we be
+ matching the user supplied regular expression against? */
-static void
-output_partial_symbol_filename (const char *filename, const char *fullname,
- void *data)
+struct filename_partial_match_opts
{
- output_source_filename (fullname ? fullname : filename,
- (struct output_source_filename_data *) data);
-}
+ /* Only match the directory name part. */
+ bool dirname = false;
+
+ /* Only match the basename part. */
+ bool basename = false;
+};
using isrc_flag_option_def
= gdb::option::flag_option_def<filename_partial_match_opts>;
return {{info_sources_option_defs}, isrc_opts};
}
-/* Prints the header message for the source files that will be printed
- with the matching info present in DATA. SYMBOL_MSG is a message
- that tells what will or has been done with the symbols of the
- matching source files. */
-
-static void
-print_info_sources_header (const char *symbol_msg,
- const struct output_source_filename_data *data)
-{
- puts_filtered (symbol_msg);
- if (!data->regexp.empty ())
- {
- if (data->partial_match.dirname)
- printf_filtered (_("(dirname matching regular expression \"%s\")"),
- data->regexp.c_str ());
- else if (data->partial_match.basename)
- printf_filtered (_("(basename matching regular expression \"%s\")"),
- data->regexp.c_str ());
- else
- printf_filtered (_("(filename matching regular expression \"%s\")"),
- data->regexp.c_str ());
- }
- puts_filtered ("\n");
-}
-
/* Completer for "info sources". */
static void
return;
}
-static void
-info_sources_command (const char *args, int from_tty)
-{
- struct output_source_filename_data data;
-
- if (!have_full_symbols () && !have_partial_symbols ())
- {
- error (_("No symbol table is loaded. Use the \"file\" command."));
- }
-
- filename_seen_cache filenames_seen;
-
- auto group = make_info_sources_options_def_group (&data.partial_match);
-
- gdb::option::process_options
- (&args, gdb::option::PROCESS_OPTIONS_UNKNOWN_IS_ERROR, group);
+/* See symtab.h. */
- if (args != NULL && *args != '\000')
- data.regexp = args;
+void
+info_sources_worker (struct ui_out *uiout,
+ bool group_by_objfile,
+ const info_sources_filter &filter)
+{
+ output_source_filename_data data (uiout, filter);
- data.filename_seen_cache = &filenames_seen;
- data.first = 1;
+ ui_out_emit_list results_emitter (uiout, "files");
+ gdb::optional<ui_out_emit_tuple> output_tuple;
+ gdb::optional<ui_out_emit_list> sources_list;
- if (data.partial_match.dirname && data.partial_match.basename)
- error (_("You cannot give both -basename and -dirname to 'info sources'."));
- if ((data.partial_match.dirname || data.partial_match.basename)
- && data.regexp.empty ())
- error (_("Missing REGEXP for 'info sources'."));
-
- if (data.regexp.empty ())
- data.c_regexp.reset ();
- else
- {
- int cflags = REG_NOSUB;
-#ifdef HAVE_CASE_INSENSITIVE_FILE_SYSTEM
- cflags |= REG_ICASE;
-#endif
- data.c_regexp.emplace (data.regexp.c_str (), cflags,
- _("Invalid regexp"));
- }
-
- print_info_sources_header
- (_("Source files for which symbols have been read in:\n"), &data);
+ gdb_assert (group_by_objfile || uiout->is_mi_like_p ());
for (objfile *objfile : current_program_space->objfiles ())
{
+ if (group_by_objfile)
+ {
+ output_tuple.emplace (uiout, nullptr);
+ uiout->field_string ("filename", objfile_name (objfile));
+ uiout->text (":\n");
+ bool debug_fully_readin = !objfile->has_unexpanded_symtabs ();
+ if (uiout->is_mi_like_p ())
+ {
+ const char *debug_info_state;
+ if (objfile_has_symbols (objfile))
+ {
+ if (debug_fully_readin)
+ debug_info_state = "fully-read";
+ else
+ debug_info_state = "partially-read";
+ }
+ else
+ debug_info_state = "none";
+ current_uiout->field_string ("debug-info", debug_info_state);
+ }
+ else
+ {
+ if (!debug_fully_readin)
+ uiout->text ("(Full debug information has not yet been read "
+ "for this file.)\n");
+ if (!objfile_has_symbols (objfile))
+ uiout->text ("(Objfile has no debug information.)\n");
+ uiout->text ("\n");
+ }
+ sources_list.emplace (uiout, "sources");
+ }
+
for (compunit_symtab *cu : objfile->compunits ())
{
for (symtab *s : compunit_filetabs (cu))
{
+ const char *file = symtab_to_filename_for_display (s);
const char *fullname = symtab_to_fullname (s);
-
- output_source_filename (fullname, &data);
+ data.output (file, fullname, true);
}
}
+
+ if (group_by_objfile)
+ {
+ objfile->map_symbol_filenames (data, true /* need_fullname */);
+ if (data.printed_filename_p ())
+ uiout->text ("\n\n");
+ data.reset_output ();
+ sources_list.reset ();
+ output_tuple.reset ();
+ }
+ }
+
+ if (!group_by_objfile)
+ {
+ data.reset_output ();
+ map_symbol_filenames (data, true /*need_fullname*/);
}
- printf_filtered ("\n\n");
+}
+
+/* Implement the 'info sources' command. */
- print_info_sources_header
- (_("Source files for which symbols will be read in on demand:\n"), &data);
+static void
+info_sources_command (const char *args, int from_tty)
+{
+ if (!have_full_symbols () && !have_partial_symbols ())
+ error (_("No symbol table is loaded. Use the \"file\" command."));
+
+ filename_partial_match_opts match_opts;
+ auto group = make_info_sources_options_def_group (&match_opts);
+ gdb::option::process_options
+ (&args, gdb::option::PROCESS_OPTIONS_UNKNOWN_IS_ERROR, group);
+
+ if (match_opts.dirname && match_opts.basename)
+ error (_("You cannot give both -basename and -dirname to 'info sources'."));
+
+ const char *regex = nullptr;
+ if (args != NULL && *args != '\000')
+ regex = args;
+
+ if ((match_opts.dirname || match_opts.basename) && regex == nullptr)
+ error (_("Missing REGEXP for 'info sources'."));
+
+ info_sources_filter::match_on match_type;
+ if (match_opts.dirname)
+ match_type = info_sources_filter::match_on::DIRNAME;
+ else if (match_opts.basename)
+ match_type = info_sources_filter::match_on::BASENAME;
+ else
+ match_type = info_sources_filter::match_on::FULLNAME;
- filenames_seen.clear ();
- data.first = 1;
- map_symbol_filenames (output_partial_symbol_filename, &data,
- 1 /*need_fullname*/);
- printf_filtered ("\n");
+ info_sources_filter filter (match_type, regex);
+ info_sources_worker (current_uiout, true, filter);
}
/* Compare FILE against all the entries of FILENAMES. If BASENAMES is
enum search_domain kind = m_kind;
bool found_msymbol = false;
- if (objfile->sf)
- objfile->sf->qf->expand_symtabs_matching
- (objfile,
- [&] (const char *filename, bool basenames)
- {
- return file_matches (filename, filenames, basenames);
- },
- &lookup_name_info::match_any (),
- [&] (const char *symname)
- {
- return (!preg.has_value ()
- || preg->exec (symname, 0, NULL, 0) == 0);
- },
- NULL,
- kind);
+ objfile->expand_symtabs_matching
+ ([&] (const char *filename, bool basenames)
+ {
+ return file_matches (filename, filenames, basenames);
+ },
+ &lookup_name_info::match_any (),
+ [&] (const char *symname)
+ {
+ return (!preg.has_value ()
+ || preg->exec (symname, 0, NULL, 0) == 0);
+ },
+ NULL,
+ SEARCH_GLOBAL_BLOCK | SEARCH_STATIC_BLOCK,
+ UNDEF_DOMAIN,
+ kind);
/* Here, we search through the minimal symbol tables for functions and
variables that match, and force their symbols to be read. This is in
const char *symbol_name_regexp = m_symbol_name_regexp;
/* Make sure spacing is right for C++ operators.
- This is just a courtesy to make the matching less sensitive
- to how many spaces the user leaves between 'operator'
- and <TYPENAME> or <OPERATOR>. */
+ This is just a courtesy to make the matching less sensitive
+ to how many spaces the user leaves between 'operator'
+ and <TYPENAME> or <OPERATOR>. */
const char *opend;
const char *opname = operator_chars (symbol_name_regexp, &opend);
if (*opname)
{
int fix = -1; /* -1 means ok; otherwise number of
- spaces needed. */
+ spaces needed. */
if (isalpha (*opname) || *opname == '_' || *opname == '$')
{
if (MSYMBOL_TYPE (minsym) == mst_data_gnu_ifunc)
{
struct gdbarch *gdbarch = objfile->arch ();
- msym_addr
- = gdbarch_convert_from_func_ptr_addr (gdbarch,
- msym_addr,
- current_top_target ());
+ msym_addr = gdbarch_convert_from_func_ptr_addr
+ (gdbarch, msym_addr, current_inferior ()->top_target ());
}
if (msym_addr == address)
{
if (mode == complete_symbol_mode::LINESPEC)
sym_text = text;
else
- {
- const char *p;
- char quote_found;
- const char *quote_pos = NULL;
+ {
+ const char *p;
+ char quote_found;
+ const char *quote_pos = NULL;
- /* First see if this is a quoted string. */
- quote_found = '\0';
- for (p = text; *p != '\0'; ++p)
- {
- if (quote_found != '\0')
- {
- if (*p == quote_found)
- /* Found close quote. */
- quote_found = '\0';
- else if (*p == '\\' && p[1] == quote_found)
- /* A backslash followed by the quote character
- doesn't end the string. */
- ++p;
- }
- else if (*p == '\'' || *p == '"')
- {
- quote_found = *p;
- quote_pos = p;
- }
- }
- if (quote_found == '\'')
- /* A string within single quotes can be a symbol, so complete on it. */
- sym_text = quote_pos + 1;
- else if (quote_found == '"')
- /* A double-quoted string is never a symbol, nor does it make sense
- to complete it any other way. */
- {
- return;
- }
- else
- {
- /* It is not a quoted string. Break it based on the characters
- which are in symbols. */
- while (p > text)
- {
- if (isalnum (p[-1]) || p[-1] == '_' || p[-1] == '\0'
- || p[-1] == ':' || strchr (break_on, p[-1]) != NULL)
- --p;
- else
- break;
- }
- sym_text = p;
- }
- }
+ /* First see if this is a quoted string. */
+ quote_found = '\0';
+ for (p = text; *p != '\0'; ++p)
+ {
+ if (quote_found != '\0')
+ {
+ if (*p == quote_found)
+ /* Found close quote. */
+ quote_found = '\0';
+ else if (*p == '\\' && p[1] == quote_found)
+ /* A backslash followed by the quote character
+ doesn't end the string. */
+ ++p;
+ }
+ else if (*p == '\'' || *p == '"')
+ {
+ quote_found = *p;
+ quote_pos = p;
+ }
+ }
+ if (quote_found == '\'')
+ /* A string within single quotes can be a symbol, so complete on it. */
+ sym_text = quote_pos + 1;
+ else if (quote_found == '"')
+ /* A double-quoted string is never a symbol, nor does it make sense
+ to complete it any other way. */
+ {
+ return;
+ }
+ else
+ {
+ /* It is not a quoted string. Break it based on the characters
+ which are in symbols. */
+ while (p > text)
+ {
+ if (isalnum (p[-1]) || p[-1] == '_' || p[-1] == '\0'
+ || p[-1] == ':' || strchr (break_on, p[-1]) != NULL)
+ --p;
+ else
+ break;
+ }
+ sym_text = p;
+ }
+ }
lookup_name_info lookup_name (sym_text, name_match_type, true);
add_symtab_completions (symtab,
tracker, mode, lookup_name,
sym_text, word, code);
+ return true;
},
+ SEARCH_GLOBAL_BLOCK | SEARCH_STATIC_BLOCK,
ALL_DOMAIN);
/* Search upwards from currently selected frame (so that we can
/* Skip macros if we are completing a struct tag -- arguable but
usually what is expected. */
- if (current_language->la_macro_expansion == macro_expansion_c
+ if (current_language->macro_expansion () == macro_expansion_c
&& code == TYPE_CODE_UNDEF)
{
gdb::unique_xmalloc_ptr<struct macro_scope> scope;
if (mode == complete_symbol_mode::LINESPEC)
sym_text = text;
else
- {
- const char *p;
- char quote_found;
- const char *quote_pos = NULL;
+ {
+ const char *p;
+ char quote_found;
+ const char *quote_pos = NULL;
- /* First see if this is a quoted string. */
- quote_found = '\0';
- for (p = text; *p != '\0'; ++p)
- {
- if (quote_found != '\0')
- {
- if (*p == quote_found)
- /* Found close quote. */
- quote_found = '\0';
- else if (*p == '\\' && p[1] == quote_found)
- /* A backslash followed by the quote character
- doesn't end the string. */
- ++p;
- }
- else if (*p == '\'' || *p == '"')
- {
- quote_found = *p;
- quote_pos = p;
- }
- }
- if (quote_found == '\'')
- /* A string within single quotes can be a symbol, so complete on it. */
- sym_text = quote_pos + 1;
- else if (quote_found == '"')
- /* A double-quoted string is never a symbol, nor does it make sense
- to complete it any other way. */
- {
- return;
- }
- else
- {
- /* Not a quoted string. */
- sym_text = language_search_unquoted_string (text, p);
- }
- }
+ /* First see if this is a quoted string. */
+ quote_found = '\0';
+ for (p = text; *p != '\0'; ++p)
+ {
+ if (quote_found != '\0')
+ {
+ if (*p == quote_found)
+ /* Found close quote. */
+ quote_found = '\0';
+ else if (*p == '\\' && p[1] == quote_found)
+ /* A backslash followed by the quote character
+ doesn't end the string. */
+ ++p;
+ }
+ else if (*p == '\'' || *p == '"')
+ {
+ quote_found = *p;
+ quote_pos = p;
+ }
+ }
+ if (quote_found == '\'')
+ /* A string within single quotes can be a symbol, so complete on it. */
+ sym_text = quote_pos + 1;
+ else if (quote_found == '"')
+ /* A double-quoted string is never a symbol, nor does it make sense
+ to complete it any other way. */
+ {
+ return;
+ }
+ else
+ {
+ /* Not a quoted string. */
+ sym_text = language_search_unquoted_string (text, p);
+ }
+ }
lookup_name_info lookup_name (sym_text, name_match_type, true);
return 0;
}
-/* An object of this type is passed as the user_data argument to
+/* An object of this type is passed as the callback argument to
map_partial_symbol_filenames. */
struct add_partial_filename_data
{
const char *word;
int text_len;
completion_list *list;
+
+ void operator() (const char *filename, const char *fullname);
};
/* A callback for map_partial_symbol_filenames. */
-static void
-maybe_add_partial_symtab_filename (const char *filename, const char *fullname,
- void *user_data)
+void
+add_partial_filename_data::operator() (const char *filename,
+ const char *fullname)
{
- struct add_partial_filename_data *data
- = (struct add_partial_filename_data *) user_data;
-
if (not_interesting_fname (filename))
return;
- if (!data->filename_seen_cache->seen (filename)
- && filename_ncmp (filename, data->text, data->text_len) == 0)
+ if (!filename_seen_cache->seen (filename)
+ && filename_ncmp (filename, text, text_len) == 0)
{
/* This file matches for a completion; add it to the
current list of matches. */
- add_filename_to_list (filename, data->text, data->word, data->list);
+ add_filename_to_list (filename, text, word, list);
}
else
{
const char *base_name = lbasename (filename);
if (base_name != filename
- && !data->filename_seen_cache->seen (base_name)
- && filename_ncmp (base_name, data->text, data->text_len) == 0)
- add_filename_to_list (base_name, data->text, data->word, data->list);
+ && !filename_seen_cache->seen (base_name)
+ && filename_ncmp (base_name, text, text_len) == 0)
+ add_filename_to_list (base_name, text, word, list);
}
}
datum.word = word;
datum.text_len = text_len;
datum.list = &list;
- map_symbol_filenames (maybe_add_partial_symtab_filename, &datum,
- 0 /*need_fullname*/);
+ map_symbol_filenames (datum, false /*need_fullname*/);
return list;
}
return BMSYMBOL_VALUE_ADDRESS (found);
}
}
- return minsym->value.address + objf->section_offsets[minsym->section];
+ return (minsym->value.address
+ + objf->section_offsets[minsym->section_index ()]);
}
\f
REGEXP is given. The optional flag -q disables printing of headers."));
set_cmd_completer_handle_brkchars (c, info_types_command_completer);
- const auto info_sources_opts = make_info_sources_options_def_group (nullptr);
+ const auto info_sources_opts
+ = make_info_sources_options_def_group (nullptr);
static std::string info_sources_help
= gdb::option::build_help (_("\
add_basic_prefix_cmd ("module", class_info, _("\
Print information about modules."),
- &info_module_cmdlist, "info module ",
- 0, &infolist);
+ &info_module_cmdlist, 0, &infolist);
c = add_cmd ("functions", class_info, info_module_functions_command, _("\
Display functions arranged by modules.\n\
_("Set a breakpoint for all functions matching REGEXP."));
add_setshow_enum_cmd ("multiple-symbols", no_class,
- multiple_symbols_modes, &multiple_symbols_mode,
- _("\
+ multiple_symbols_modes, &multiple_symbols_mode,
+ _("\
Set how the debugger handles ambiguities in expressions."), _("\
Show how the debugger handles ambiguities in expressions."), _("\
Valid values are \"ask\", \"all\", \"cancel\", and the default is \"all\"."),
- NULL, NULL, &setlist, &showlist);
+ NULL, NULL, &setlist, &showlist);
add_setshow_boolean_cmd ("basenames-may-differ", class_obscure,
&basenames_may_differ, _("\
_("Print symbol cache statistics for each program space."),
&maintenanceprintlist);
- add_cmd ("flush-symbol-cache", class_maintenance,
- maintenance_flush_symbol_cache,
- _("Flush the symbol cache for each program space."),
- &maintenancelist);
-
- gdb::observers::executable_changed.attach (symtab_observer_executable_changed);
- gdb::observers::new_objfile.attach (symtab_new_objfile_observer);
- gdb::observers::free_objfile.attach (symtab_free_objfile_observer);
+ cmd_list_element *maintenance_flush_symbol_cache_cmd
+ = add_cmd ("symbol-cache", class_maintenance,
+ maintenance_flush_symbol_cache,
+ _("Flush the symbol cache for each program space."),
+ &maintenanceflushlist);
+ c = add_alias_cmd ("flush-symbol-cache", maintenance_flush_symbol_cache_cmd,
+ class_maintenance, 0, &maintenancelist);
+ deprecate_cmd (c, "maintenancelist flush symbol-cache");
+
+ gdb::observers::executable_changed.attach (symtab_observer_executable_changed,
+ "symtab");
+ gdb::observers::new_objfile.attach (symtab_new_objfile_observer, "symtab");
+ gdb::observers::free_objfile.attach (symtab_free_objfile_observer, "symtab");
}
projects / deliverable / binutils-gdb.git / blobdiff