+/* ***DEPRECATED*** The gdblib files must not be calling/using things in any
+ of the possible command languages. If necessary, a hook (that may be
+ present or not) must be used and set to the appropriate routine by any
+ command language that cares about it. If you are having to include this
+ file you are possibly doing things the old way. This file will disapear.
+ 2000-12-01 fnasser@redhat.com */
+
/* Header file for command-reading library command.c.
- Copyright (C) 1986, 1989, 1990, 2000 Free Software Foundation, Inc.
+ Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000
+ 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
}
cmd_types;
+/* Reasonable values for an AUTO_BOOLEAN variable. */
+enum cmd_auto_boolean
+{
+ CMD_AUTO_BOOLEAN_TRUE,
+ CMD_AUTO_BOOLEAN_FALSE,
+ CMD_AUTO_BOOLEAN_AUTO
+};
+
/* 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. */
var_boolean,
+
+ /* "on" / "true" / "enable" or "off" / "false" / "disable" or
+ "auto. *VAR is an ``enum cmd_auto_boolean''. NOTE: In general
+ a custom show command will need to be implemented - one that
+ for "auto" prints both the "auto" and the current auto-selected
+ value. */
+ var_auto_boolean,
+
/* Unsigned Integer. *VAR is an unsigned int. The user can type 0
to mean "unlimited", which is stored in *VAR as UINT_MAX. */
var_uinteger,
void (*sfunc) (char *args, int from_tty, struct cmd_list_element * c);
}
function;
-#define NO_FUNCTION ((void (*) PARAMS((char *args, int from_tty))) 0)
+#define NO_FUNCTION ((void (*) (char *args, int from_tty)) 0)
/* Documentation of this command (or help topic).
First line is brief documentation; remaining lines form, with it,
char *replacement;
/* Hook for another command to be executed before this command. */
- struct cmd_list_element *hook;
+ struct cmd_list_element *hook_pre;
+
+ /* Hook for another command to be executed after this command. */
+ struct cmd_list_element *hook_post;
+
+ /* Flag that specifies if this command is already running it's hook. */
+ /* Prevents the possibility of hook recursion. */
+ int hook_in;
/* Nonzero identifies a prefix command. For them, the address
of the variable containing the list of subcommands. */
var_types var_type;
/* Pointer to NULL terminated list of enumerated values (like argv). */
- char **enums;
+ const char **enums;
/* Pointer to command strings of user-defined commands */
struct command_line *user_commands;
- /* Pointer to command that is hooked by this one,
+ /* Pointer to command that is hooked by this one, (by hook_pre)
+ so the hook can be removed when this one is deleted. */
+ struct cmd_list_element *hookee_pre;
+
+ /* Pointer to command that is hooked by this one, (by hook_post)
so the hook can be removed when this one is deleted. */
- struct cmd_list_element *hookee;
+ struct cmd_list_element *hookee_post;
/* Pointer to command that is aliased by this one, so the
aliased command can be located in case it has been hooked. */
extern char **complete_on_cmdlist (struct cmd_list_element *, char *, char *);
-extern char **complete_on_enum (char **enumlist, char *, char *);
+extern char **complete_on_enum (const char *enumlist[], char *, char *);
extern void delete_cmd (char *, struct cmd_list_element **);
extern struct cmd_list_element *add_set_enum_cmd (char *name,
enum command_class class,
- char *enumlist[],
- char **var,
+ const char *enumlist[],
+ const char **var,
char *doc,
struct cmd_list_element **list);
+extern struct cmd_list_element *add_set_auto_boolean_cmd (char *name,
+ enum command_class class,
+ enum cmd_auto_boolean *var,
+ char *doc,
+ struct cmd_list_element **list);
+
extern struct cmd_list_element *add_show_from_set (struct cmd_list_element *,
struct cmd_list_element
**);
-/* Do a "set" or "show" command. ARG is NULL if no argument, or the text
- of the argument, and FROM_TTY is nonzero if this command is being entered
- directly by the user (i.e. these are just like any other
- command). C is the command list element for the command. */
-
-extern void do_setshow_command (char *, int, 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 void error_no_arg (char *);
+extern NORETURN void error_no_arg (char *) ATTR_NORETURN;
extern void dont_repeat (void);