+extern struct cmd_list_element *add_alias_cmd (char *, char *,
+ enum command_class, int,
+ struct cmd_list_element **);
+
+extern struct cmd_list_element *add_prefix_cmd (char *, enum command_class,
+ void (*fun) (char *, int),
+ char *,
+ struct cmd_list_element **,
+ char *, int,
+ struct cmd_list_element **);
+
+extern struct cmd_list_element *add_abbrev_prefix_cmd (char *,
+ enum command_class,
+ void (*fun) (char *,
+ int),
+ char *,
+ struct cmd_list_element
+ **, char *, int,
+ struct cmd_list_element
+ **);
+
+/* Set the commands corresponding callback. */
+
+typedef void cmd_cfunc_ftype (char *args, int from_tty);
+extern void set_cmd_cfunc (struct cmd_list_element *cmd,
+ cmd_cfunc_ftype *cfunc);
+
+typedef void cmd_sfunc_ftype (char *args, int from_tty,
+ struct cmd_list_element *c);
+extern void set_cmd_sfunc (struct cmd_list_element *cmd,
+ cmd_sfunc_ftype *sfunc);
+
+extern void set_cmd_completer (struct cmd_list_element *cmd,
+ char **(*completer) (char *text, char *word));
+
+/* 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,
+ void (*cfunc) (char *args, int from_tty));
+
+/* 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);
+
+
+/* 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
+ hook, the call is silently ignored. */
+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. */
+/* NOTE: cagney/2002-03-17: The deprecated_add_show_from_set()
+ function clones the set command passed as a parameter. The clone
+ operation will include (BUG?) any ``set'' command callback, if
+ present. Commands like ``info set'' call all the ``show'' command
+ callbacks. Unfortunately, for ``show'' commands cloned from
+ ``set'', this includes callbacks belonging to ``set'' commands.
+ Making this worse, this only occures if
+ deprecated_add_show_from_set() is called after add_cmd_sfunc()
+ (BUG?). */
+extern enum cmd_types cmd_type (struct cmd_list_element *cmd);
+
+
+extern struct cmd_list_element *lookup_cmd (char **,
+ struct cmd_list_element *, char *,
+ int, int);
+
+extern struct cmd_list_element *lookup_cmd_1 (char **,
+ struct cmd_list_element *,
+ struct cmd_list_element **,
+ int);
+
+extern struct cmd_list_element *
+ deprecate_cmd (struct cmd_list_element *, char * );
+
+extern void
+ deprecated_cmd_warning (char **);
+
+extern int
+ lookup_cmd_composition (char *text,
+ struct cmd_list_element **alias,
+ struct cmd_list_element **prefix_cmd,
+ struct cmd_list_element **cmd);
+
+extern struct cmd_list_element *add_com (char *, enum command_class,
+ void (*fun) (char *, int), char *);
+
+extern struct cmd_list_element *add_com_alias (char *, char *,
+ enum command_class, int);
+
+extern struct cmd_list_element *add_info (char *, void (*fun) (char *, int),
+ char *);
+
+extern struct cmd_list_element *add_info_alias (char *, char *, int);
+
+extern char **complete_on_cmdlist (struct cmd_list_element *, char *, char *);
+
+extern char **complete_on_enum (const char *enumlist[], char *, char *);
+
+extern void delete_cmd (char *, struct cmd_list_element **);
+
+extern void help_cmd (char *, struct ui_file *);
+
+extern void help_list (struct cmd_list_element *, char *,
+ enum command_class, struct ui_file *);
+
+extern void help_cmd_list (struct cmd_list_element *, enum command_class,
+ char *, int, struct ui_file *);
+
+extern struct cmd_list_element *add_set_cmd (char *name, enum
+ command_class class,
+ var_types var_type, void *var,
+ char *doc,
+ struct cmd_list_element **list);
+
+extern struct cmd_list_element *add_set_enum_cmd (char *name,
+ enum command_class class,
+ const char *enumlist[],
+ const char **var,
+ char *doc,
+ struct cmd_list_element **list);
+extern void add_setshow_enum_cmd (char *name,
+ enum command_class class,
+ const char *enumlist[],
+ const char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list,
+ struct cmd_list_element **set_result,
+ struct cmd_list_element **show_result);
+
+extern void add_setshow_auto_boolean_cmd (char *name,
+ enum command_class class,
+ enum auto_boolean *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_boolean_cmd (char *name,
+ enum command_class class,
+ int *var,
+ const char *set_doc, const char *show_doc,
+ const char *help_doc, const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_filename_cmd (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_string_cmd (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_uinteger_cmd (char *name,
+ enum command_class class,
+ unsigned int *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_zinteger_cmd (char *name,
+ enum command_class class,
+ int *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ const char *print,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern struct cmd_list_element *deprecated_add_show_from_set (struct cmd_list_element *,
+ struct cmd_list_element **);
+
+/* Do a "show" command for each thing on a command list. */
+
+extern void cmd_show_list (struct cmd_list_element *, int, char *);
+
+extern NORETURN void error_no_arg (char *) ATTR_NORETURN;
+
+extern void dont_repeat (void);
+
+/* Used to mark commands that don't do anything. If we just leave the
+ function field NULL, the command is interpreted as a help topic, or
+ as a class of commands. */
+
+extern void not_just_help_class_command (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, char *args, int from_tty);
+
+#endif /* !defined (COMMAND_H) */