/* Header file for command creation.
- Copyright (C) 1986-2019 Free Software Foundation, Inc.
+ Copyright (C) 1986-2022 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
/* Command classes are top-level categories into which commands are
broken down for "help" purposes.
- Notes on classes: class_alias is for alias commands which are not
- abbreviations of the original command. class-pseudo is for
- commands which are not really commands nor help topics ("stop"). */
+ The class_alias is used for the user-defined aliases, defined
+ using the "alias" command.
+
+ Aliases pre-defined by GDB (e.g. the alias "bt" of the "backtrace" command)
+ are not using the class_alias.
+ Different pre-defined aliases of the same command do not necessarily
+ have the same classes. For example, class_stack is used for the
+ "backtrace" and its "bt" alias", while "info stack" (also an alias
+ of "backtrace" uses class_info. */
enum command_class
{
- /* Special args to help_list */
- class_deprecated = -3, all_classes = -2, all_commands = -1,
+ /* Classes of commands followed by a comment giving the name
+ to use in "help <classname>".
+ Note that help accepts unambiguous abbreviated class names. */
+
+ /* Special classes to help_list */
+ all_classes = -2, /* help without <classname> */
+ all_commands = -1, /* all */
+
/* Classes of commands */
- no_class = -1, class_run = 0, class_vars, class_stack, class_files,
- class_support, class_info, class_breakpoint, class_trace,
- class_alias, class_bookmark, class_obscure, class_maintenance,
- class_pseudo, class_tui, class_user, class_xdb,
- no_set_class /* Used for "show" commands that have no corresponding
- "set" command. */
+ no_class = -1,
+ class_run = 0, /* running */
+ class_vars, /* data */
+ class_stack, /* stack */
+ class_files, /* files */
+ class_support, /* support */
+ class_info, /* status */
+ class_breakpoint, /* breakpoints */
+ class_trace, /* tracepoints */
+ class_alias, /* aliases */
+ class_bookmark,
+ class_obscure, /* obscure */
+ class_maintenance, /* internals */
+ class_tui, /* text-user-interface */
+ class_user, /* user-defined */
+
+ /* Used for "show" commands that have no corresponding "set" command. */
+ no_set_class
};
-/* FIXME: cagney/2002-03-17: Once cmd_type() has been removed, ``enum
- cmd_types'' can be moved from "command.h" to "cli-decode.h". */
-/* Not a set/show command. Note that some commands which begin with
- "set" or "show" might be in this category, if their syntax does
- not fall into one of the following categories. */
-typedef enum cmd_types
- {
- not_set_cmd,
- set_cmd,
- show_cmd
- }
-cmd_types;
-
/* Types of "set" or "show" command. */
typedef enum var_types
{
/* String which the user enters with escapes (e.g. the user types
\n and it is a real newline in the stored string).
- *VAR is a malloc'd string, or NULL if the string is empty. */
+ *VAR is a std::string, "" if the string is empty. */
var_string,
/* String which stores what the user types verbatim.
- *VAR is a malloc'd string, or NULL if the string is empty. */
+ *VAR is std::string, "" if the string is empty. */
var_string_noescape,
- /* String which stores a filename. (*VAR) is a malloc'd string,
- or "" if the string was empty. */
+ /* String which stores a filename. (*VAR) is a std::string,
+ "" if the string was empty. */
var_optional_filename,
- /* String which stores a filename. (*VAR) is a malloc'd
- string. */
+ /* String which stores a filename. (*VAR) is a std::string. */
var_filename,
/* ZeroableInteger. *VAR is an int. Like var_integer except
that zero really means zero. */
}
var_types;
+/* Return true if a setting of type VAR_TYPE is backed with type T.
+
+ This function is left without definition intentionally. This template is
+ specialized for all valid types that are used to back var_types. Therefore
+ if one tries to instantiate this un-specialized template it means the T
+ parameter is not a type used to back a var_type and it is most likely a
+ programming error. */
+template<typename T>
+bool var_type_uses (var_types var_type) = delete;
+
+/* Return true if a setting of type T is backed by a bool variable. */
+template<>
+inline bool var_type_uses<bool> (var_types t)
+{
+ return t == var_boolean;
+};
+
+/* Return true if a setting of type T is backed by a auto_boolean variable.
+*/
+template<>
+inline bool var_type_uses<enum auto_boolean> (var_types t)
+{
+ return t == var_auto_boolean;
+}
+
+/* Return true if a setting of type T is backed by an unsigned int variable.
+*/
+template<>
+inline bool var_type_uses<unsigned int> (var_types t)
+{
+ return (t == var_uinteger || t == var_zinteger || t == var_zuinteger);
+}
+
+/* Return true if a setting of type T is backed by an int variable. */
+template<>
+inline bool var_type_uses<int> (var_types t)
+{
+ return (t == var_integer || t == var_zinteger
+ || t == var_zuinteger_unlimited);
+}
+
+/* Return true if a setting of type T is backed by a std::string variable. */
+template<>
+inline bool var_type_uses<std::string> (var_types t)
+{
+ return (t == var_string || t == var_string_noescape
+ || t == var_optional_filename || t == var_filename);
+}
+
+/* Return true if a setting of type T is backed by a const char * variable.
+*/
+template<>
+inline bool var_type_uses<const char *> (var_types t)
+{
+ return t == var_enum;
+}
+
+template<bool is_scalar, typename T> struct setting_func_types_1;
+
+template<typename T>
+struct setting_func_types_1<true, T>
+{
+ using type = T;
+ using set = void (*) (type);
+ using get = type (*) ();
+};
+
+template<typename T>
+struct setting_func_types_1<false, T>
+{
+ using type = const T &;
+ using set = void (*) (type);
+ using get = type (*) ();
+};
+
+template<typename T>
+struct setting_func_types
+{
+ using type = typename setting_func_types_1<std::is_scalar<T>::value, T>::type;
+ using set = typename setting_func_types_1<std::is_scalar<T>::value, T>::set;
+ using get = typename setting_func_types_1<std::is_scalar<T>::value, T>::get;
+};
+
+/* Generic/type-erased function pointer. */
+
+using erased_func = void (*) ();
+
+/* Interface for getting and setting a setting's value.
+
+ The underlying data can be of any VAR_TYPES type. */
+struct setting
+{
+ /* Create a setting backed by a variable of type T.
+
+ Type T must match the var type VAR_TYPE (see VAR_TYPE_USES). */
+ template<typename T>
+ setting (var_types var_type, T *var)
+ : m_var_type (var_type), m_var (var)
+ {
+ gdb_assert (var != nullptr);
+ gdb_assert (var_type_uses<T> (var_type));
+ }
+
+ /* A setting can also be constructed with a pre-validated
+ type-erased variable. Use the following function to
+ validate & type-erase said variable/function pointers. */
+
+ struct erased_args
+ {
+ void *var;
+ erased_func setter;
+ erased_func getter;
+ };
+
+ template<typename T>
+ static erased_args erase_args (var_types var_type,
+ T *var,
+ typename setting_func_types<T>::set set_setting_func,
+ typename setting_func_types<T>::get get_setting_func)
+ {
+ gdb_assert (var_type_uses<T> (var_type));
+ /* The getter and the setter must be both provided or both omitted. */
+ gdb_assert
+ ((set_setting_func == nullptr) == (get_setting_func == nullptr));
+
+ /* The caller must provide a pointer to a variable or get/set functions, but
+ not both. */
+ gdb_assert ((set_setting_func == nullptr) != (var == nullptr));
+
+ return {
+ var,
+ reinterpret_cast<erased_func> (set_setting_func),
+ reinterpret_cast<erased_func> (get_setting_func)
+ };
+ }
+
+ /* Create a setting backed by pre-validated type-erased args.
+ ERASED_VAR's fields' real types must match the var type VAR_TYPE
+ (see VAR_TYPE_USES). */
+ setting (var_types var_type, const erased_args &args)
+ : m_var_type (var_type),
+ m_var (args.var),
+ m_getter (args.getter),
+ m_setter (args.setter)
+ {
+ }
+
+ /* Create a setting backed by setter and getter functions.
+
+ Type T must match the var type VAR_TYPE (see VAR_TYPE_USES). */
+ template<typename T>
+ setting (var_types var_type,
+ typename setting_func_types<T>::set setter,
+ typename setting_func_types<T>::get getter)
+ : m_var_type (var_type)
+ {
+ gdb_assert (var_type_uses<T> (var_type));
+
+ /* Getters and setters are cast to and from the arbitrary `void (*) ()`
+ function pointer type. Make sure that the two types are really of the
+ same size. */
+ gdb_static_assert (sizeof (m_getter) == sizeof (getter));
+ gdb_static_assert (sizeof (m_setter) == sizeof (setter));
+
+ m_getter = reinterpret_cast<erased_func> (getter);
+ m_setter = reinterpret_cast<erased_func> (setter);
+ }
+
+ /* Access the type of the current setting. */
+ var_types type () const
+ { return m_var_type; }
+
+ /* Return the current value.
+
+ The template parameter T is the type of the variable used to store the
+ setting. */
+ template<typename T>
+ typename setting_func_types<T>::type get () const
+ {
+ gdb_assert (var_type_uses<T> (m_var_type));
+
+ if (m_var == nullptr)
+ {
+ gdb_assert (m_getter != nullptr);
+ auto getter = reinterpret_cast<typename setting_func_types<T>::get> (m_getter);
+ return getter ();
+ }
+ else
+ return *static_cast<const T *> (m_var);
+ }
+
+ /* Sets the value of the setting to V. Returns true if the setting was
+ effectively changed, false if the update failed and the setting is left
+ unchanged.
+
+ If we have a user-provided setter, use it to set the setting. Otherwise
+ copy the value V to the internally referenced buffer.
+
+ The template parameter T indicates the type of the variable used to store
+ the setting.
+
+ The var_type of the setting must match T. */
+ template<typename T>
+ bool set (const T &v)
+ {
+ /* Check that the current instance is of one of the supported types for
+ this instantiation. */
+ gdb_assert (var_type_uses<T> (m_var_type));
+
+ const T old_value = this->get<T> ();
+
+ if (m_var == nullptr)
+ {
+ gdb_assert (m_setter != nullptr);
+ auto setter = reinterpret_cast<typename setting_func_types<T>::set> (m_setter);
+ setter (v);
+ }
+ else
+ *static_cast<T *> (m_var) = v;
+
+ return old_value != this->get<T> ();
+ }
+
+private:
+ /* The type of the variable M_VAR is pointing to, or that M_GETTER / M_SETTER
+ get or set. */
+ var_types m_var_type;
+
+ /* Pointer to the enclosed variable
+
+ Either M_VAR is non-nullptr, or both M_GETTER and M_SETTER are
+ non-nullptr. */
+ void *m_var = nullptr;
+
+ /* Pointer to a user provided getter. */
+ erased_func m_getter = nullptr;
+
+ /* Pointer to a user provided setter. */
+ erased_func m_setter = nullptr;
+};
+
/* This structure records one command'd definition. */
struct cmd_list_element;
-typedef void cmd_const_cfunc_ftype (const char *args, int from_tty);
+/* The "simple" signature of command callbacks, which doesn't include a
+ cmd_list_element parameter. */
+
+typedef void cmd_simple_func_ftype (const char *args, int from_tty);
/* This structure specifies notifications to be suppressed by a cli
command interpreter. */
struct cli_suppress_notification
{
/* Inferior, thread, frame selected notification suppressed? */
- int user_selected_context;
+ bool user_selected_context = false;
+
+ /* Normal stop event suppressed? */
+ bool normal_stop = false;
};
extern struct cli_suppress_notification cli_suppress_notification;
extern bool valid_cmd_char_p (int c);
+/* Return value type for the add_setshow_* functions. */
+
+struct set_show_commands
+{
+ cmd_list_element *set, *show;
+};
+
/* Const-correct variant of the above. */
extern struct cmd_list_element *add_cmd (const char *, enum command_class,
- cmd_const_cfunc_ftype *fun,
+ cmd_simple_func_ftype *fun,
const char *,
struct cmd_list_element **);
extern struct cmd_list_element *add_cmd_suppress_notification
(const char *name, enum command_class theclass,
- cmd_const_cfunc_ftype *fun, const char *doc,
+ cmd_simple_func_ftype *fun, const char *doc,
struct cmd_list_element **list,
- int *suppress_notification);
-
-extern struct cmd_list_element *add_alias_cmd (const char *, const char *,
- enum command_class, int,
- struct cmd_list_element **);
+ bool *suppress_notification);
extern struct cmd_list_element *add_alias_cmd (const char *,
cmd_list_element *,
extern struct cmd_list_element *add_prefix_cmd (const char *, enum command_class,
- cmd_const_cfunc_ftype *fun,
+ cmd_simple_func_ftype *fun,
const char *,
struct cmd_list_element **,
- const char *, int,
+ int,
struct cmd_list_element **);
+/* Like add_prefix_cmd, but sets the callback to a function that
+ simply calls help_list. */
+
+extern struct cmd_list_element *add_basic_prefix_cmd
+ (const char *, enum command_class, const char *, struct cmd_list_element **,
+ int, struct cmd_list_element **);
+
+/* Like add_prefix_cmd, but useful for "show" prefixes. This sets the
+ callback to a function that simply calls cmd_show_list. */
+
+extern struct cmd_list_element *add_show_prefix_cmd
+ (const char *, enum command_class, const char *, struct cmd_list_element **,
+ int, struct cmd_list_element **);
+
+/* Add matching set and show commands using add_basic_prefix_cmd and
+ add_show_prefix_cmd. */
+
+extern set_show_commands add_setshow_prefix_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc,
+ cmd_list_element **set_subcommands_list,
+ cmd_list_element **show_subcommands_list,
+ cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
extern struct cmd_list_element *add_prefix_cmd_suppress_notification
(const char *name, enum command_class theclass,
- cmd_const_cfunc_ftype *fun,
- const char *doc, struct cmd_list_element **prefixlist,
- const char *prefixname, int allow_unknown,
+ cmd_simple_func_ftype *fun,
+ const char *doc, struct cmd_list_element **subcommands,
+ int allow_unknown,
struct cmd_list_element **list,
- int *suppress_notification);
+ bool *suppress_notification);
extern struct cmd_list_element *add_abbrev_prefix_cmd (const char *,
enum command_class,
- cmd_const_cfunc_ftype *fun,
+ cmd_simple_func_ftype *fun,
const char *,
struct cmd_list_element
- **, const char *, int,
+ **, int,
struct cmd_list_element
**);
-typedef void cmd_const_sfunc_ftype (const char *args, int from_tty,
- struct cmd_list_element *c);
-extern void set_cmd_sfunc (struct cmd_list_element *cmd,
- cmd_const_sfunc_ftype *sfunc);
+typedef void cmd_func_ftype (const char *args, int from_tty,
+ cmd_list_element *c);
/* A completion routine. Add possible completions to tracker.
/* HACK: cagney/2002-02-23: Code, mostly in tracepoints.c, grubs
around in cmd objects to test the value of the commands sfunc(). */
-extern int cmd_cfunc_eq (struct cmd_list_element *cmd,
- cmd_const_cfunc_ftype *cfun);
-
-/* Each command object has a local context attached to it. */
-extern void set_cmd_context (struct cmd_list_element *cmd,
- void *context);
-extern void *get_cmd_context (struct cmd_list_element *cmd);
-
+extern int cmd_simple_func_eq (struct cmd_list_element *cmd,
+ cmd_simple_func_ftype *cfun);
/* Execute CMD's pre/post hook. Throw an error if the command fails.
If already executing this pre/post hook, or there is no pre/post
extern void execute_cmd_pre_hook (struct cmd_list_element *cmd);
extern void execute_cmd_post_hook (struct cmd_list_element *cmd);
-/* Return the type of the command. */
-extern enum cmd_types cmd_type (struct cmd_list_element *cmd);
-
/* Flag for an ambiguous cmd_list result. */
#define CMD_LIST_AMBIGUOUS ((struct cmd_list_element *) -1)
extern struct cmd_list_element *lookup_cmd (const char **,
struct cmd_list_element *,
const char *,
+ std::string *,
int, int);
-extern struct cmd_list_element *lookup_cmd_1 (const char **,
- struct cmd_list_element *,
- struct cmd_list_element **,
- int);
+/* This routine takes a line of TEXT and a CLIST in which to start the
+ lookup. When it returns it will have incremented the text pointer past
+ the section of text it matched, set *RESULT_LIST to point to the list in
+ which the last word was matched, and will return a pointer to the cmd
+ list element which the text matches. It will return NULL if no match at
+ all was possible. It will return -1 (cast appropriately, ick) if ambigous
+ matches are possible; in this case *RESULT_LIST will be set to point to
+ the list in which there are ambiguous choices (and *TEXT will be set to
+ the ambiguous text string).
+
+ if DEFAULT_ARGS is not null, *DEFAULT_ARGS is set to the found command
+ default args (possibly empty).
+
+ If the located command was an abbreviation, this routine returns the base
+ command of the abbreviation. Note that *DEFAULT_ARGS will contain the
+ default args defined for the alias.
+
+ It does no error reporting whatsoever; control will always return
+ to the superior routine.
+
+ In the case of an ambiguous return (-1), *RESULT_LIST will be set to point
+ at the prefix_command (ie. the best match) *or* (special case) will be NULL
+ if no prefix command was ever found. For example, in the case of "info a",
+ "info" matches without ambiguity, but "a" could be "args" or "address", so
+ *RESULT_LIST is set to the cmd_list_element for "info". So in this case
+ RESULT_LIST should not be interpreted as a pointer to the beginning of a
+ list; it simply points to a specific command. In the case of an ambiguous
+ return *TEXT is advanced past the last non-ambiguous prefix (e.g.
+ "info t" can be "info types" or "info target"; upon return *TEXT has been
+ advanced past "info ").
+
+ If RESULT_LIST is NULL, don't set *RESULT_LIST (but don't otherwise
+ affect the operation).
+
+ This routine does *not* modify the text pointed to by TEXT.
+
+ If IGNORE_HELP_CLASSES is nonzero, ignore any command list elements which
+ are actually help classes rather than commands (i.e. the function field of
+ the struct cmd_list_element is NULL).
+
+ When LOOKUP_FOR_COMPLETION_P is true the completion is being requested
+ for the completion engine, no warnings should be printed. */
+
+extern struct cmd_list_element *lookup_cmd_1
+ (const char **text, struct cmd_list_element *clist,
+ struct cmd_list_element **result_list, std::string *default_args,
+ int ignore_help_classes, bool lookup_for_completion_p = false);
+
+/* Look up the command called NAME in the command list LIST.
+
+ Unlike LOOKUP_CMD, partial matches are ignored and only exact matches
+ on NAME are considered.
+
+ LIST is a chain of struct cmd_list_element's.
+
+ If IGNORE_HELP_CLASSES is true (the default), ignore any command list
+ elements which are actually help classes rather than commands (i.e.
+ the function field of the struct cmd_list_element is null).
+
+ If found, return the struct cmd_list_element for that command,
+ otherwise return NULLPTR. */
+
+extern struct cmd_list_element *lookup_cmd_exact
+ (const char *name,
+ struct cmd_list_element *list,
+ bool ignore_help_classes = true);
extern struct cmd_list_element *deprecate_cmd (struct cmd_list_element *,
const char * );
-extern void deprecated_cmd_warning (const char *);
+extern void deprecated_cmd_warning (const char *, struct cmd_list_element *);
extern int lookup_cmd_composition (const char *text,
struct cmd_list_element **alias,
struct cmd_list_element **cmd);
extern struct cmd_list_element *add_com (const char *, enum command_class,
- cmd_const_cfunc_ftype *fun,
+ cmd_simple_func_ftype *fun,
const char *);
-extern struct cmd_list_element *add_com_alias (const char *, const char *,
- enum command_class, int);
+extern cmd_list_element *add_com_alias (const char *name,
+ cmd_list_element *target,
+ command_class theclass,
+ int abbrev_flag);
extern struct cmd_list_element *add_com_suppress_notification
(const char *name, enum command_class theclass,
- cmd_const_cfunc_ftype *fun, const char *doc,
- int *supress_notification);
+ cmd_simple_func_ftype *fun, const char *doc,
+ bool *supress_notification);
extern struct cmd_list_element *add_info (const char *,
- cmd_const_cfunc_ftype *fun,
+ cmd_simple_func_ftype *fun,
const char *);
-extern struct cmd_list_element *add_info_alias (const char *, const char *,
- int);
+extern cmd_list_element *add_info_alias (const char *name,
+ cmd_list_element *target,
+ int abbrev_flag);
extern void complete_on_cmdlist (struct cmd_list_element *,
completion_tracker &tracker,
instead print the value out directly. */
extern show_value_ftype deprecated_show_value_hack;
-extern void add_setshow_enum_cmd (const char *name,
- enum command_class theclass,
- const char *const *enumlist,
- const char **var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list,
- void *context = nullptr);
-
-extern void add_setshow_auto_boolean_cmd (const char *name,
- enum command_class theclass,
- enum auto_boolean *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern cmd_list_element *
- add_setshow_boolean_cmd (const char *name,
- enum command_class theclass,
- bool *var,
- const char *set_doc, const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_filename_cmd (const char *name,
- enum command_class theclass,
- char **var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_string_cmd (const char *name,
- enum command_class theclass,
- char **var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern struct cmd_list_element *add_setshow_string_noescape_cmd
- (const char *name,
- enum command_class theclass,
- char **var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_optional_filename_cmd (const char *name,
- enum command_class theclass,
- char **var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_integer_cmd (const char *name,
- enum command_class theclass,
- int *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_uinteger_cmd (const char *name,
- enum command_class theclass,
- unsigned int *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_zinteger_cmd (const char *name,
- enum command_class theclass,
- int *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void add_setshow_zuinteger_cmd (const char *name,
- enum command_class theclass,
- unsigned int *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
-
-extern void
- add_setshow_zuinteger_unlimited_cmd (const char *name,
- enum command_class theclass,
- int *var,
- const char *set_doc,
- const char *show_doc,
- const char *help_doc,
- cmd_const_sfunc_ftype *set_func,
- show_value_ftype *show_func,
- struct cmd_list_element **set_list,
- struct cmd_list_element **show_list);
+extern set_show_commands add_setshow_enum_cmd
+ (const char *name, command_class theclass, const char *const *enumlist,
+ const char **var, const char *set_doc, const char *show_doc,
+ const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_enum_cmd
+ (const char *name, command_class theclass, const char *const *enumlist,
+ const char *set_doc, const char *show_doc,
+ const char *help_doc, setting_func_types<const char *>::set set_func,
+ setting_func_types<const char *>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_auto_boolean_cmd
+ (const char *name, command_class theclass, auto_boolean *var,
+ const char *set_doc, const char *show_doc, const char *help_doc,
+ cmd_func_ftype *set_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_auto_boolean_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<enum auto_boolean>::set set_func,
+ setting_func_types<enum auto_boolean>::get get_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_boolean_cmd
+ (const char *name, command_class theclass, bool *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_boolean_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<bool>::set set_func,
+ setting_func_types<bool>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_filename_cmd
+ (const char *name, command_class theclass, std::string *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_filename_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<std::string>::set set_func,
+ setting_func_types<std::string>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_string_cmd
+ (const char *name, command_class theclass, std::string *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_string_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<std::string>::set set_func,
+ setting_func_types<std::string>::get get_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_string_noescape_cmd
+ (const char *name, command_class theclass, std::string *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_string_noescape_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<std::string>::set set_func,
+ setting_func_types<std::string>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_optional_filename_cmd
+ (const char *name, command_class theclass, std::string *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_optional_filename_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<std::string>::set set_func,
+ setting_func_types<std::string>::get get_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_integer_cmd
+ (const char *name, command_class theclass, int *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_integer_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<int>::set set_func,
+ setting_func_types<int>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_uinteger_cmd
+ (const char *name, command_class theclass, unsigned int *var,
+ const char *set_doc, const char *show_doc, const char *help_doc,
+ cmd_func_ftype *set_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_uinteger_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<unsigned int>::set set_func,
+ setting_func_types<unsigned int>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zinteger_cmd
+ (const char *name, command_class theclass, int *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zinteger_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<int>::set set_func,
+ setting_func_types<int>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zuinteger_cmd
+ (const char *name, command_class theclass, unsigned int *var,
+ const char *set_doc, const char *show_doc, const char *help_doc,
+ cmd_func_ftype *set_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zuinteger_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<unsigned int>::set set_func,
+ setting_func_types<unsigned int>::get get_func, show_value_ftype *show_func,
+ cmd_list_element **set_list, cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zuinteger_unlimited_cmd
+ (const char *name, command_class theclass, int *var, const char *set_doc,
+ const char *show_doc, const char *help_doc, cmd_func_ftype *set_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
+
+extern set_show_commands add_setshow_zuinteger_unlimited_cmd
+ (const char *name, command_class theclass, const char *set_doc,
+ const char *show_doc, const char *help_doc,
+ setting_func_types<int>::set set_func, setting_func_types<int>::get get_func,
+ show_value_ftype *show_func, cmd_list_element **set_list,
+ cmd_list_element **show_list);
/* Do a "show" command for each thing on a command list. */
-extern void cmd_show_list (struct cmd_list_element *, int, const char *);
+extern void cmd_show_list (struct cmd_list_element *, int);
/* Used everywhere whenever at least one parameter is required and
none is specified. */
extern void not_just_help_class_command (const char *, int);
-/* Check function pointer. */
-extern int cmd_func_p (struct cmd_list_element *cmd);
-
/* Call the command function. */
extern void cmd_func (struct cmd_list_element *cmd,
const char *args, int from_tty);