/* Header file for command-reading library command.c.
- Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999,
- 2000, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000,
+ 2002, 2004, 2007, 2008 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
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (COMMAND_H)
#define COMMAND_H 1
enum command_class
{
/* Special args to help_list */
- class_deprecated, all_classes = -2, all_commands = -1,
+ class_deprecated = -3, all_classes = -2, all_commands = -1,
/* Classes of commands */
no_class = -1, class_run = 0, class_vars, class_stack,
class_files, class_support, class_info, class_breakpoint, class_trace,
}
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
{
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
+ "auto. *VAR is an ``enum 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,
/* String which stores what the user types verbatim.
*VAR is a malloc'd string, or NULL if the string is empty. */
var_string_noescape,
- /* String which stores a filename.
- *VAR is a malloc'd string, or NULL if the string is empty. */
+ /* String which stores a filename. (*VAR) is a malloc'd string,
+ or "" if the string was empty. */
+ var_optional_filename,
+ /* String which stores a filename. (*VAR) is a malloc'd
+ string. */
var_filename,
/* ZeroableInteger. *VAR is an int. Like Unsigned Integer except
that zero really means zero. */
/* 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,
- void (*cfunc) (char *args, int from_tty));
+ 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,
- void (*sfunc) (char *args, int from_tty,
- struct cmd_list_element * c));
+ cmd_sfunc_ftype *sfunc);
extern void set_cmd_completer (struct cmd_list_element *cmd,
char **(*completer) (char *text, char *word));
extern void execute_cmd_post_hook (struct cmd_list_element *cmd);
/* Return the type of the command. */
-/* NOTE: cagney/2002-03-17: The 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.
- Unfortunatly, for ``show'' commands cloned from ``set'', this
- includes callbacks belonging to ``set'' commands. Making this
- worse, this only occures if add_show_from_set() is called after
- add_cmd_sfunc() (BUG?). */
extern enum cmd_types cmd_type (struct cmd_list_element *cmd);
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 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_set_boolean_cmd (char *name,
- enum command_class class,
- int *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
- **);
+/* NOTE: cagney/2005-02-21: Since every set command should be paired
+ with a corresponding show command (i.e., add_setshow_*) this call
+ should not be needed. Unfortunatly some are not (e.g.,
+ "maintenance <variable> <value>") and those need to be fixed. */
+extern struct cmd_list_element *deprecated_add_set_cmd (char *name, enum
+ command_class class,
+ var_types var_type, void *var,
+ char *doc,
+ struct cmd_list_element **list);
+
+/* Method for show a set/show variable's VALUE on FILE. If this
+ method isn't supplied deprecated_show_value_hack() is called (which
+ is not good). */
+typedef void (show_value_ftype) (struct ui_file *file,
+ int from_tty,
+ struct cmd_list_element *cmd,
+ const char *value);
+/* NOTE: i18n: This function is not i18n friendly. Callers should
+ instead print the value out directly. */
+extern show_value_ftype deprecated_show_value_hack;
+
+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,
+ cmd_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_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,
+ cmd_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_boolean_cmd (char *name,
+ enum command_class class,
+ int *var,
+ const char *set_doc, const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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_noescape_cmd (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ char **var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ int *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ unsigned int *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_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 (char *name,
+ enum command_class class,
+ int *var,
+ const char *set_doc,
+ const char *show_doc,
+ const char *help_doc,
+ cmd_sfunc_ftype *set_func,
+ show_value_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
/* Do a "show" command for each thing on a command list. */
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) */