/* Objective-C language support routines for GDB, the GNU debugger.
- Copyright (C) 2002-2017 Free Software Foundation, Inc.
+ Copyright (C) 2002-2018 Free Software Foundation, Inc.
Contributed by Apple Computer, Inc.
Written by Michael Snyder.
#include "cli/cli-utils.h"
#include <ctype.h>
+#include <algorithm>
struct objc_object {
CORE_ADDR isa;
suitably defined. */
struct symbol *
-lookup_struct_typedef (char *name, const struct block *block, int noerr)
+lookup_struct_typedef (const char *name, const struct block *block, int noerr)
{
struct symbol *sym;
}
CORE_ADDR
-lookup_objc_class (struct gdbarch *gdbarch, char *classname)
+lookup_objc_class (struct gdbarch *gdbarch, const char *classname)
{
struct type *char_type = builtin_type (gdbarch)->builtin_char;
struct value * function, *classval;
function = find_function_in_inferior("objc_lookup_class", NULL);
else
{
- complaint (&symfile_complaints,
- _("no way to lookup Objective-C classes"));
+ complaint (_("no way to lookup Objective-C classes"));
return 0;
}
classval = value_string (classname, strlen (classname) + 1, char_type);
classval = value_coerce_array (classval);
- return (CORE_ADDR) value_as_long (call_function_by_hand (function,
+ return (CORE_ADDR) value_as_long (call_function_by_hand (function,
+ NULL,
1, &classval));
}
CORE_ADDR
-lookup_child_selector (struct gdbarch *gdbarch, char *selname)
+lookup_child_selector (struct gdbarch *gdbarch, const char *selname)
{
struct type *char_type = builtin_type (gdbarch)->builtin_char;
struct value * function, *selstring;
function = find_function_in_inferior("sel_get_any_uid", NULL);
else
{
- complaint (&symfile_complaints,
- _("no way to lookup Objective-C selectors"));
+ complaint (_("no way to lookup Objective-C selectors"));
return 0;
}
selstring = value_coerce_array (value_string (selname,
strlen (selname) + 1,
char_type));
- return value_as_long (call_function_by_hand (function, 1, &selstring));
+ return value_as_long (call_function_by_hand (function, NULL, 1, &selstring));
}
struct value *
if (lookup_minimal_symbol("_NSNewStringFromCString", 0, 0).minsym)
{
function = find_function_in_inferior("_NSNewStringFromCString", NULL);
- nsstringValue = call_function_by_hand(function, 1, &stringValue[2]);
+ nsstringValue = call_function_by_hand(function,
+ NULL, 1, &stringValue[2]);
}
else if (lookup_minimal_symbol("istr", 0, 0).minsym)
{
function = find_function_in_inferior("istr", NULL);
- nsstringValue = call_function_by_hand(function, 1, &stringValue[2]);
+ nsstringValue = call_function_by_hand(function, NULL, 1, &stringValue[2]);
}
else if (lookup_minimal_symbol("+[NSString stringWithCString:]", 0, 0).minsym)
{
(type, lookup_objc_class (gdbarch, "NSString"));
stringValue[1] = value_from_longest
(type, lookup_child_selector (gdbarch, "stringWithCString:"));
- nsstringValue = call_function_by_hand(function, 3, &stringValue[0]);
+ nsstringValue = call_function_by_hand(function, NULL, 3, &stringValue[0]);
}
else
error (_("NSString: internal error -- no way to create new NSString"));
".m", NULL
};
-const struct language_defn objc_language_defn = {
+extern const struct language_defn objc_language_defn = {
"objective-c", /* Language name */
"Objective-C",
language_objc,
objc_extensions,
&exp_descriptor_standard,
c_parse,
- c_yyerror,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
default_read_var_value, /* la_read_var_value */
objc_skip_trampoline, /* Language specific skip_trampoline */
"self", /* name_of_this */
+ false, /* la_store_sym_names_in_linkage_form_p */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
objc_demangle, /* Language specific symbol demangler */
1, /* C-style arrays */
0, /* String lower bound */
default_word_break_characters,
- default_make_symbol_completion_list,
+ default_collect_symbol_completion_matches,
c_language_arch_info,
default_print_array_index,
default_pass_by_reference,
default_get_string,
- NULL, /* la_get_symbol_name_cmp */
+ c_watch_location_expression,
+ NULL, /* la_get_symbol_name_matcher */
iterate_over_symbols,
+ default_search_name_hash,
&default_varobj_ops,
NULL,
NULL,
*/
static void
-selectors_info (char *regexp, int from_tty)
+info_selectors_command (const char *regexp, int from_tty)
{
struct objfile *objfile;
struct minimal_symbol *msymbol;
name = (char *) strchr (name+2, ' ');
if (name == NULL)
{
- complaint (&symfile_complaints,
- _("Bad method name '%s'"),
+ complaint (_("Bad method name '%s'"),
MSYMBOL_NATURAL_NAME (msymbol));
continue;
}
*/
static void
-classes_info (char *regexp, int from_tty)
+info_classes_command (const char *regexp, int from_tty)
{
struct objfile *objfile;
struct minimal_symbol *msymbol;
static void
find_methods (char type, const char *theclass, const char *category,
const char *selector,
- VEC (const_char_ptr) **symbol_names)
+ std::vector<const char *> *symbol_names)
{
struct objfile *objfile = NULL;
((nselector == NULL) || (strcmp (selector, nselector) != 0)))
continue;
- VEC_safe_push (const_char_ptr, *symbol_names, symname);
+ symbol_names->push_back (symname);
}
if (objc_csym == NULL)
/* Uniquify a VEC of strings. */
static void
-uniquify_strings (VEC (const_char_ptr) **strings)
+uniquify_strings (std::vector<const char *> *strings)
{
- int ix;
- const char *elem, *last = NULL;
- int out;
-
- /* If the vector is empty, there's nothing to do. This explicit
- check is needed to avoid invoking qsort with NULL. */
- if (VEC_empty (const_char_ptr, *strings))
+ if (strings->empty ())
return;
- qsort (VEC_address (const_char_ptr, *strings),
- VEC_length (const_char_ptr, *strings),
- sizeof (const_char_ptr),
- compare_strings);
- out = 0;
- for (ix = 0; VEC_iterate (const_char_ptr, *strings, ix, elem); ++ix)
- {
- if (last == NULL || strcmp (last, elem) != 0)
- {
- /* Keep ELEM. */
- VEC_replace (const_char_ptr, *strings, out, elem);
- ++out;
- }
- last = elem;
- }
- VEC_truncate (const_char_ptr, *strings, out);
+ std::sort (strings->begin (), strings->end (), compare_cstrings);
+ strings->erase (std::unique (strings->begin (), strings->end (), streq),
+ strings->end ());
}
/*
*/
const char *
-find_imps (const char *method, VEC (const_char_ptr) **symbol_names)
+find_imps (const char *method, std::vector<const char *> *symbol_names)
{
char type = '\0';
char *theclass = NULL;
/* If we hit the "selector" case, and we found some methods, then
add the selector itself as a symbol, if it exists. */
- if (selector_case && !VEC_empty (const_char_ptr, *symbol_names))
+ if (selector_case && !symbol_names->empty ())
{
struct symbol *sym = lookup_symbol (selector, NULL, VAR_DOMAIN,
0).symbol;
if (sym != NULL)
- VEC_safe_push (const_char_ptr, *symbol_names,
- SYMBOL_NATURAL_NAME (sym));
+ symbol_names->push_back (SYMBOL_NATURAL_NAME (sym));
else
{
struct bound_minimal_symbol msym
= lookup_minimal_symbol (selector, 0, 0);
if (msym.minsym != NULL)
- VEC_safe_push (const_char_ptr, *symbol_names,
- MSYMBOL_NATURAL_NAME (msym.minsym));
+ symbol_names->push_back (MSYMBOL_NATURAL_NAME (msym.minsym));
}
}
}
static void
-print_object_command (char *args, int from_tty)
+print_object_command (const char *args, int from_tty)
{
struct value *object, *function, *description;
CORE_ADDR string_addr, object_addr;
if (function == NULL)
error (_("Unable to locate _NSPrintForDebugger in child process"));
- description = call_function_by_hand (function, 1, &object);
+ description = call_function_by_hand (function, NULL, 1, &object);
string_addr = value_as_long (description);
if (string_addr == 0)
*/
struct objc_methcall {
- char *name;
+ const char *name;
/* Return instance method to be called. */
int (*stop_at) (CORE_ADDR, CORE_ADDR *);
/* Start of pc range corresponding to method invocation. */
* dependent modules.
*/
-struct objc_submethod_helper_data {
- int (*f) (CORE_ADDR, CORE_ADDR *);
- CORE_ADDR pc;
- CORE_ADDR *new_pc;
-};
-
-static int
-find_objc_msgcall_submethod_helper (void * arg)
-{
- struct objc_submethod_helper_data *s =
- (struct objc_submethod_helper_data *) arg;
-
- if (s->f (s->pc, s->new_pc) == 0)
- return 1;
- else
- return 0;
-}
-
static int
find_objc_msgcall_submethod (int (*f) (CORE_ADDR, CORE_ADDR *),
CORE_ADDR pc,
CORE_ADDR *new_pc)
{
- struct objc_submethod_helper_data s;
-
- s.f = f;
- s.pc = pc;
- s.new_pc = new_pc;
+ TRY
+ {
+ if (f (pc, new_pc) == 0)
+ return 1;
+ }
+ CATCH (ex, RETURN_MASK_ALL)
+ {
+ exception_fprintf (gdb_stderr, ex,
+ "Unable to determine target of "
+ "Objective-C method call (ignoring):\n");
+ }
+ END_CATCH
- if (catch_errors (find_objc_msgcall_submethod_helper,
- (void *) &s,
- "Unable to determine target of "
- "Objective-C method call (ignoring):\n",
- RETURN_MASK_ALL) == 0)
- return 1;
- else
- return 0;
+ return 0;
}
int
return 0;
}
-/* -Wmissing-prototypes */
-extern initialize_file_ftype _initialize_objc_language;
-
void
_initialize_objc_language (void)
{
- add_language (&objc_language_defn);
- add_info ("selectors", selectors_info, /* INFO SELECTORS command. */
+ add_info ("selectors", info_selectors_command,
_("All Objective-C selectors, or those matching REGEXP."));
- add_info ("classes", classes_info, /* INFO CLASSES command. */
+ add_info ("classes", info_classes_command,
_("All Objective-C classes, or those matching REGEXP."));
add_com ("print-object", class_vars, print_object_command,
_("Ask an Objective-C object to print itself."));
return 0;
}
-/* Provide a prototype to silence -Wmissing-prototypes. */
-extern initialize_file_ftype _initialize_objc_lang;
-
void
_initialize_objc_lang (void)
{
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