/* Basic C++ demangling support for GDB.
- Copyright 1991, 1992, 1996, 1999 Free Software Foundation, Inc.
+ Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
+ Free Software Foundation, Inc.
Written by Fred Fish at Cygnus Support.
This file is part of GDB.
#define DEFAULT_DEMANGLING_STYLE AUTO_DEMANGLING_STYLE_STRING
#endif
-extern void _initialize_demangler PARAMS ((void));
+extern void _initialize_demangler (void);
/* String name for the current demangling style. Set by the
"set demangle-style" command, printed as part of the output by the
static char *current_demangling_style_string;
-/* List of supported demangling styles. Contains the name of the style as
- seen by the user, and the enum value that corresponds to that style. */
+/* The array of names of the known demanglyng styles. Generated by
+ _initialize_demangler from libiberty_demanglers[] array. */
-static const struct demangler
- {
- char *demangling_style_name;
- enum demangling_styles demangling_style;
- char *demangling_style_doc;
- }
-demanglers[] =
-{
- {
- AUTO_DEMANGLING_STYLE_STRING,
- auto_demangling,
- "Automatic selection based on executable"
- }
- ,
- {
- GNU_DEMANGLING_STYLE_STRING,
- gnu_demangling,
- "GNU (g++) style demangling"
- }
- ,
- {
- LUCID_DEMANGLING_STYLE_STRING,
- lucid_demangling,
- "Lucid (lcc) style demangling"
- }
- ,
- {
- ARM_DEMANGLING_STYLE_STRING,
- arm_demangling,
- "ARM style demangling"
- }
- ,
- {
- HP_DEMANGLING_STYLE_STRING,
- hp_demangling,
- "HP (aCC) style demangling"
- }
- ,
- {
- EDG_DEMANGLING_STYLE_STRING,
- edg_demangling,
- "EDG style demangling"
- }
- ,
- {
- NULL, unknown_demangling, NULL
- }
-};
+static const char **demangling_style_names;
-static void
-set_demangling_command PARAMS ((char *, int, struct cmd_list_element *));
+static void set_demangling_command (char *, int, struct cmd_list_element *);
/* Set current demangling style. Called by the "set demangle-style"
command after it has updated the current_demangling_style_string to
a malloc'd string, even if it is a null-string. */
static void
-set_demangling_command (ignore, from_tty, c)
- char *ignore;
- int from_tty;
- struct cmd_list_element *c;
+set_demangling_command (char *ignore, int from_tty, struct cmd_list_element *c)
{
- const struct demangler *dem;
+ const struct demangler_engine *dem;
/* First just try to match whatever style name the user supplied with
one of the known ones. Don't bother special casing for an empty
name, we just treat it as any other style name that doesn't match.
If we match, update the current demangling style enum. */
- for (dem = demanglers; dem->demangling_style_name != NULL; dem++)
+ for (dem = libiberty_demanglers;
+ dem->demangling_style != unknown_demangling;
+ dem++)
{
if (STREQ (current_demangling_style_string,
dem->demangling_style_name))
style name and supply a list of valid ones. FIXME: This should
probably be done with some sort of completion and with help. */
- if (dem->demangling_style_name == NULL)
+ if (dem->demangling_style == unknown_demangling)
{
if (*current_demangling_style_string != '\0')
{
current_demangling_style_string);
}
printf_unfiltered ("The currently understood settings are:\n\n");
- for (dem = demanglers; dem->demangling_style_name != NULL; dem++)
+ for (dem = libiberty_demanglers;
+ dem->demangling_style != unknown_demangling;
+ dem++)
{
printf_unfiltered ("%-10s %s\n", dem->demangling_style_name,
dem->demangling_style_doc);
if (dem->demangling_style == current_demangling_style)
{
- free (current_demangling_style_string);
+ xfree (current_demangling_style_string);
current_demangling_style_string =
savestring (dem->demangling_style_name,
strlen (dem->demangling_style_name));
/* This can happen during initialization if gdb is compiled with
a DEMANGLING_STYLE value that is unknown, so pick the first
one as the default. */
- current_demangling_style = demanglers[0].demangling_style;
+ current_demangling_style = libiberty_demanglers[0].demangling_style;
current_demangling_style_string =
- savestring (demanglers[0].demangling_style_name,
- strlen (demanglers[0].demangling_style_name));
+ savestring (
+ libiberty_demanglers[0].demangling_style_name,
+ strlen (libiberty_demanglers[0].demangling_style_name));
warning ("`%s' style demangling chosen as the default.\n",
current_demangling_style_string);
}
/* Fake a "set demangle-style" command. */
void
-set_demangling_style (style)
- char *style;
+set_demangling_style (char *style)
{
if (current_demangling_style_string != NULL)
{
- free (current_demangling_style_string);
+ xfree (current_demangling_style_string);
}
current_demangling_style_string = savestring (style, strlen (style));
set_demangling_command ((char *) NULL, 0, (struct cmd_list_element *) NULL);
{CPLUS_MARKER, '.', '$', '\0'};
int
-is_cplus_marker (c)
- int c;
+is_cplus_marker (int c)
{
return c && strchr (cplus_markers, c) != NULL;
}
void
-_initialize_demangler ()
+_initialize_demangler (void)
{
struct cmd_list_element *set, *show;
-
- set = add_set_cmd ("demangle-style", class_support, var_string_noescape,
- (char *) ¤t_demangling_style_string,
- "Set the current C++ demangling style.\n\
+ int i, ndems;
+
+ /* Fill the demangling_style_names[] array. */
+ for (ndems = 0;
+ libiberty_demanglers[ndems].demangling_style != unknown_demangling;
+ ndems++)
+ ;
+ demangling_style_names = xcalloc (ndems + 1, sizeof (char *));
+ for (i = 0;
+ libiberty_demanglers[i].demangling_style != unknown_demangling;
+ i++)
+ demangling_style_names[i] =
+ xstrdup (libiberty_demanglers[i].demangling_style_name);
+
+ set = add_set_enum_cmd ("demangle-style", class_support,
+ demangling_style_names,
+ (const char **) ¤t_demangling_style_string,
+ "Set the current C++ demangling style.\n\
Use `set demangle-style' without arguments for a list of demangling styles.",
- &setlist);
+ &setlist);
show = add_show_from_set (set, &showlist);
- set->function.sfunc = set_demangling_command;
+ set_cmd_sfunc (set, set_demangling_command);
/* Set the default demangling style chosen at compilation time. */
set_demangling_style (DEFAULT_DEMANGLING_STYLE);
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