/* Header file for command creation.
- Copyright (C) 1986-2019 Free Software Foundation, Inc.
+ Copyright (C) 1986-2020 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
#if !defined (COMMAND_H)
#define COMMAND_H 1
-#include "common/gdb_vecs.h"
-#include "common/scoped_restore.h"
+#include "gdbsupport/gdb_vecs.h"
+#include "gdbsupport/scoped_restore.h"
struct completion_tracker;
/* Types of "set" or "show" command. */
typedef enum var_types
{
- /* "on" or "off". *VAR is an integer which is nonzero for on,
- zero for off. */
+ /* "on" or "off". *VAR is a bool which is true for on,
+ false for off. */
var_boolean,
/* "on" / "true" / "enable" or "off" / "false" / "disable" or
/* API to the manipulation of command lists. */
+/* Return TRUE if NAME is a valid user-defined command name.
+ This is a stricter subset of all gdb commands,
+ see find_command_name_length. */
+
extern bool valid_user_defined_cmd_name_p (const char *name);
+/* Return TRUE if C is a valid command character. */
+
+extern bool valid_cmd_char_p (int c);
+
/* Const-correct variant of the above. */
extern struct cmd_list_element *add_cmd (const char *, enum command_class,
extern cmd_list_element *
add_setshow_boolean_cmd (const char *name,
enum command_class theclass,
- int *var,
+ bool *var,
const char *set_doc, const char *show_doc,
const char *help_doc,
cmd_const_sfunc_ftype *set_func,
extern void dont_repeat ();
-/* Commands call repeat_previous if they want to repeat the previous command.
- Such commands that repeat the previous command must indicate
- to not repeat themselves, to avoid recursive repeat.
- repeat_previous will mark the current command as not repeating,
- and will ensure get_saved_command_line returns the previous command,
- so that the currently executing command can repeat it. */
-
-extern void repeat_previous ();
+/* Commands call repeat_previous if they want to repeat the previous
+ command. Such commands that repeat the previous command must
+ indicate to not repeat themselves, to avoid recursive repeat.
+ repeat_previous marks the current command as not repeating, and
+ ensures get_saved_command_line returns the previous command, so
+ that the currently executing command can repeat it. If there's no
+ previous command, throws an error. Otherwise, returns the result
+ of get_saved_command_line, which now points at the command to
+ repeat. */
+
+extern const char *repeat_previous ();
/* Prevent dont_repeat from working, and return a cleanup that
restores the previous state. */