/* Basic C++ demangling support for GDB.
- Copyright (C) 1991-2015 Free Software Foundation, Inc.
+ Copyright (C) 1991-2019 Free Software Foundation, Inc.
Written by Fred Fish at Cygnus Support.
#define DEFAULT_DEMANGLING_STYLE AUTO_DEMANGLING_STYLE_STRING
#endif
-static void demangle_command (char *, int);
-
/* See documentation in gdb-demangle.h. */
int demangle = 1;
a malloc'd string, even if it is a null-string. */
static void
-set_demangling_command (char *ignore, int from_tty, struct cmd_list_element *c)
+set_demangling_command (const char *ignore,
+ int from_tty, struct cmd_list_element *c)
{
const struct demangler_engine *dem;
int i;
/* Demangle the given string in the current language. */
static void
-demangle_command (char *args, int from_tty)
+demangle_command (const char *args, int from_tty)
{
- char *demangled, *name, *lang_name = NULL;
- char *arg_buf, *arg_start;
+ char *demangled;
+ const char *name;
+ const char *arg_start;
int processing_args = 1;
const struct language_defn *lang;
- struct cleanup *cleanups;
- arg_buf = xstrdup (args != NULL ? args : "");
- cleanups = make_cleanup (xfree, arg_buf);
- arg_start = arg_buf;
+ std::string arg_buf = args != NULL ? args : "";
+ arg_start = arg_buf.c_str ();
+ std::string lang_name;
while (processing_args
&& *arg_start == '-')
{
- char *p = skip_to_space (arg_start);
+ const char *p = skip_to_space (arg_start);
if (strncmp (arg_start, "-l", p - arg_start) == 0)
- {
- char *lang_name_end;
-
- lang_name = skip_spaces (p);
- lang_name_end = skip_to_space (lang_name);
- lang_name = savestring (lang_name, lang_name_end - lang_name);
- make_cleanup (xfree, lang_name);
- p = lang_name_end;
- }
+ lang_name = extract_arg (&p);
else if (strncmp (arg_start, "--", p - arg_start) == 0)
processing_args = 0;
else
- {
- *p = '\0';
- error (_("Unrecognized option '%s' to demangle command. "
- "Try \"help demangle\"."), arg_start);
- }
+ report_unrecognized_option_error ("demangle", arg_start);
arg_start = skip_spaces (p);
}
name = arg_start;
if (*name == '\0')
- error (_("Usage: demangle [-l language] [--] name"));
+ error (_("Usage: demangle [-l LANGUAGE] [--] NAME"));
- if (lang_name != NULL)
+ if (!lang_name.empty ())
{
enum language lang_enum;
- lang_enum = language_enum (lang_name);
+ lang_enum = language_enum (lang_name.c_str ());
if (lang_enum == language_unknown)
- error (_("Unknown language \"%s\""), lang_name);
+ error (_("Unknown language \"%s\""), lang_name.c_str ());
lang = language_def (lang_enum);
}
else
}
else
error (_("Can't demangle \"%s\""), name);
-
- do_cleanups (cleanups);
}
-extern initialize_file_ftype _initialize_demangler; /* -Wmissing-prototypes */
-
void
_initialize_demangler (void)
{
libiberty_demanglers[ndems].demangling_style != unknown_demangling;
ndems++)
;
- demangling_style_names = xcalloc (ndems + 1, sizeof (char *));
+ demangling_style_names = XCNEWVEC (const char *, ndems + 1);
for (i = 0;
libiberty_demanglers[i].demangling_style != unknown_demangling;
i++)
add_cmd ("demangle", class_support, demangle_command, _("\
Demangle a mangled name.\n\
-Usage: demangle [-l language] [--] name\n\
+Usage: demangle [-l LANGUAGE] [--] NAME\n\
If LANGUAGE is not specified, NAME is demangled in the current language."),
&cmdlist);
}