[deliverable/binutils-gdb.git] / gdb / command.h

/* Header file for command-reading library command.c.

   Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000,
   2002, 2004, 2007, 2008, 2009, 2010 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 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   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, see <http://www.gnu.org/licenses/>.  */

#if !defined (COMMAND_H)
#define COMMAND_H 1

/* 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").  */

enum command_class
{
  /* Special args to help_list */
  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,
  class_alias, class_bookmark, class_obscure, class_maintenance,
  class_pseudo, class_tui, class_user, class_xdb
};

/* 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
  {
    /* "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 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,

    /* Like var_uinteger but signed.  *VAR is an int.  The user can type 0
       to mean "unlimited", which is stored in *VAR as INT_MAX.  */
    var_integer,

    /* 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_string,
    /* 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 "" 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.  */
    var_zinteger,
    /* ZeroableUnsignedInteger.  *VAR is an unsigned int.  Zero really
       means zero.  */
    var_zuinteger,
    /* Enumerated type.  Can only have one of the specified values.  *VAR is a
       char pointer to the name of the element that we find.  */
    var_enum
  }
var_types;

/* This structure records one command'd definition.  */
struct cmd_list_element;

/* Forward-declarations of the entry-points of cli/cli-decode.c.  */

extern struct cmd_list_element *add_cmd (char *, enum command_class,
					 void (*fun) (char *, int), char *,
					 struct cmd_list_element **);

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) (struct cmd_list_element *cmd,
						    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.  */
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 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 *);

/* 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);

extern void add_setshow_zuinteger_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);

/* Do a "show" command for each thing on a command list.  */

extern void cmd_show_list (struct cmd_list_element *, int, char *);

/* Used everywhere whenever at least one parameter is required and
   none is specified. */

extern void error_no_arg (char *) ATTRIBUTE_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) */
Commit	Line	Data
c906108c	1	/* Header file for command-reading library command.c.
18a642a1	2
6aba47ca	3	Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000,
4c38e0a4	4	2002, 2004, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
c906108c	5
c5aa993b JM	6	This program is free software; you can redistribute it and/or modify
c5aa993b JM	7	it under the terms of the GNU General Public License as published by
a9762ec7	8	the Free Software Foundation; either version 3 of the License, or
c5aa993b	9	(at your option) any later version.
c906108c	10
c5aa993b JM	11	This program is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
c906108c	15
c5aa993b	16	You should have received a copy of the GNU General Public License
a9762ec7	17	along with this program. If not, see <http://www.gnu.org/licenses/>. */
c906108c SS	18
	19	#if !defined (COMMAND_H)
	20	#define COMMAND_H 1
	21
6426a772 JM	22	/* Command classes are top-level categories into which commands are broken
	23	down for "help" purposes.
	24	Notes on classes: class_alias is for alias commands which are not
	25	abbreviations of the original command. class-pseudo is for
	26	commands which are not really commands nor help topics ("stop"). */
	27
	28	enum command_class
	29	{
	30	/* Special args to help_list */
6e381ba0	31	class_deprecated = -3, all_classes = -2, all_commands = -1,
6426a772 JM	32	/* Classes of commands */
	33	no_class = -1, class_run = 0, class_vars, class_stack,
	34	class_files, class_support, class_info, class_breakpoint, class_trace,
6b04bdb7 MS	35	class_alias, class_bookmark, class_obscure, class_maintenance,
6b04bdb7 MS	36	class_pseudo, class_tui, class_user, class_xdb
6426a772 JM	37	};
6426a772 JM	38
18a642a1 AC	39	/* FIXME: cagney/2002-03-17: Once cmd_type() has been removed, ``enum
18a642a1 AC	40	cmd_types'' can be moved from "command.h" to "cli-decode.h". */
c906108c SS	41	/* Not a set/show command. Note that some commands which begin with
	42	"set" or "show" might be in this category, if their syntax does
	43	not fall into one of the following categories. */
c5aa993b JM	44	typedef enum cmd_types
	45	{
	46	not_set_cmd,
	47	set_cmd,
	48	show_cmd
	49	}
	50	cmd_types;
c906108c SS	51
c906108c SS	52	/* Types of "set" or "show" command. */
c5aa993b JM	53	typedef enum var_types
	54	{
	55	/* "on" or "off". *VAR is an integer which is nonzero for on,
	56	zero for off. */
	57	var_boolean,
97c3646f AC	58
97c3646f AC	59	/* "on" / "true" / "enable" or "off" / "false" / "disable" or
7f19b9a2 AC	60	"auto. *VAR is an ``enum auto_boolean''. NOTE: In general a
	61	custom show command will need to be implemented - one that for
	62	"auto" prints both the "auto" and the current auto-selected
97c3646f AC	63	value. */
	64	var_auto_boolean,
	65
c5aa993b JM	66	/* Unsigned Integer. *VAR is an unsigned int. The user can type 0
	67	to mean "unlimited", which is stored in VAR as UINT_MAX. /
	68	var_uinteger,
	69
	70	/* Like var_uinteger but signed. *VAR is an int. The user can type 0
	71	to mean "unlimited", which is stored in VAR as INT_MAX. /
	72	var_integer,
	73
	74	/* String which the user enters with escapes (e.g. the user types \n and
	75	it is a real newline in the stored string).
	76	VAR is a malloc'd string, or NULL if the string is empty. /
	77	var_string,
	78	/* String which stores what the user types verbatim.
	79	VAR is a malloc'd string, or NULL if the string is empty. /
	80	var_string_noescape,
b4b4ac0b AC	81	/* String which stores a filename. (*VAR) is a malloc'd string,
	82	or "" if the string was empty. */
	83	var_optional_filename,
	84	/* String which stores a filename. (*VAR) is a malloc'd
	85	string. */
c5aa993b JM	86	var_filename,
	87	/* ZeroableInteger. *VAR is an int. Like Unsigned Integer except
	88	that zero really means zero. */
	89	var_zinteger,
1e8fb976 PA	90	/* ZeroableUnsignedInteger. *VAR is an unsigned int. Zero really
	91	means zero. */
	92	var_zuinteger,
c5aa993b JM	93	/* Enumerated type. Can only have one of the specified values. *VAR is a
	94	char pointer to the name of the element that we find. */
	95	var_enum
	96	}
	97	var_types;
c906108c SS	98
c906108c SS	99	/* This structure records one command'd definition. */
18a642a1	100	struct cmd_list_element;
c906108c	101
18d5d590	102	/* Forward-declarations of the entry-points of cli/cli-decode.c. */
c906108c	103
a14ed312 KB	104	extern struct cmd_list_element add_cmd (char , enum command_class,
	105	void (fun) (char , int), char *,
	106	struct cmd_list_element **);
	107
	108	extern struct cmd_list_element add_alias_cmd (char , char *,
	109	enum command_class, int,
	110	struct cmd_list_element **);
	111
	112	extern struct cmd_list_element add_prefix_cmd (char , enum command_class,
	113	void (fun) (char , int),
	114	char *,
	115	struct cmd_list_element **,
	116	char *, int,
	117	struct cmd_list_element **);
	118
	119	extern struct cmd_list_element add_abbrev_prefix_cmd (char ,
	120	enum command_class,
	121	void (fun) (char ,
	122	int),
	123	char *,
	124	struct cmd_list_element
	125	*, char , int,
	126	struct cmd_list_element
	127	**);
	128
9f60d481 AC	129	/* Set the commands corresponding callback. */
9f60d481 AC	130
9773a94b	131	typedef void cmd_cfunc_ftype (char *args, int from_tty);
9f60d481	132	extern void set_cmd_cfunc (struct cmd_list_element *cmd,
9773a94b	133	cmd_cfunc_ftype *cfunc);
9f60d481	134
9773a94b AC	135	typedef void cmd_sfunc_ftype (char *args, int from_tty,
9773a94b AC	136	struct cmd_list_element *c);
9f60d481	137	extern void set_cmd_sfunc (struct cmd_list_element *cmd,
9773a94b	138	cmd_sfunc_ftype *sfunc);
9f60d481	139
5ba2abeb	140	extern void set_cmd_completer (struct cmd_list_element *cmd,
d8906c6f TJB	141	char *(completer) (struct cmd_list_element *cmd,
d8906c6f TJB	142	char text, char word));
5ba2abeb	143
bbaca940 AC	144	/* HACK: cagney/2002-02-23: Code, mostly in tracepoints.c, grubs
	145	around in cmd objects to test the value of the commands sfunc(). */
	146	extern int cmd_cfunc_eq (struct cmd_list_element *cmd,
	147	void (cfunc) (char args, int from_tty));
9f60d481	148
7d0766f3 AC	149	/* Each command object has a local context attached to it. . */
	150	extern void set_cmd_context (struct cmd_list_element cmd, void context);
	151	extern void get_cmd_context (struct cmd_list_element cmd);
	152
	153
5913bcb0 AC	154	/* Execute CMD's pre/post hook. Throw an error if the command fails.
	155	If already executing this pre/post hook, or there is no pre/post
	156	hook, the call is silently ignored. */
	157	extern void execute_cmd_pre_hook (struct cmd_list_element *cmd);
	158	extern void execute_cmd_post_hook (struct cmd_list_element *cmd);
	159
1868c04e	160	/* Return the type of the command. */
1868c04e AC	161	extern enum cmd_types cmd_type (struct cmd_list_element *cmd);
	162
	163
a14ed312 KB	164	extern struct cmd_list_element lookup_cmd (char *,
	165	struct cmd_list_element , char ,
	166	int, int);
	167
	168	extern struct cmd_list_element lookup_cmd_1 (char *,
	169	struct cmd_list_element *,
	170	struct cmd_list_element **,
	171	int);
c906108c	172
56382845 FN	173	extern struct cmd_list_element *
	174	deprecate_cmd (struct cmd_list_element , char );
	175
c906108c	176	extern void
56382845 FN	177	deprecated_cmd_warning (char **);
	178
	179	extern int
	180	lookup_cmd_composition (char *text,
	181	struct cmd_list_element **alias,
	182	struct cmd_list_element **prefix_cmd,
	183	struct cmd_list_element **cmd);
	184
a14ed312 KB	185	extern struct cmd_list_element add_com (char , enum command_class,
a14ed312 KB	186	void (fun) (char , int), char *);
c906108c	187
a14ed312 KB	188	extern struct cmd_list_element add_com_alias (char , char *,
a14ed312 KB	189	enum command_class, int);
c906108c	190
a14ed312 KB	191	extern struct cmd_list_element add_info (char , void (fun) (char , int),
a14ed312 KB	192	char *);
c906108c	193
a14ed312	194	extern struct cmd_list_element add_info_alias (char , char *, int);
c906108c	195
a14ed312	196	extern char *complete_on_cmdlist (struct cmd_list_element , char , char );
c906108c	197
53904c9e	198	extern char *complete_on_enum (const char enumlist[], char , char );
c906108c	199
d9fcf2fb	200	extern void help_cmd (char , struct ui_file );
c906108c	201
d9fcf2fb JM	202	extern void help_list (struct cmd_list_element , char ,
d9fcf2fb JM	203	enum command_class, struct ui_file *);
c906108c	204
d9fcf2fb JM	205	extern void help_cmd_list (struct cmd_list_element *, enum command_class,
d9fcf2fb JM	206	char , int, struct ui_file );
c906108c	207
08546159 AC	208	/* Method for show a set/show variable's VALUE on FILE. If this
	209	method isn't supplied deprecated_show_value_hack() is called (which
	210	is not good). */
	211	typedef void (show_value_ftype) (struct ui_file *file,
	212	int from_tty,
	213	struct cmd_list_element *cmd,
	214	const char *value);
	215	/* NOTE: i18n: This function is not i18n friendly. Callers should
	216	instead print the value out directly. */
	217	extern show_value_ftype deprecated_show_value_hack;
	218
1b295c3d AC	219	extern void add_setshow_enum_cmd (char *name,
	220	enum command_class class,
	221	const char *enumlist[],
	222	const char **var,
	223	const char *set_doc,
	224	const char *show_doc,
	225	const char *help_doc,
1b295c3d	226	cmd_sfunc_ftype *set_func,
08546159	227	show_value_ftype *show_func,
1b295c3d	228	struct cmd_list_element **set_list,
7376b4c2	229	struct cmd_list_element **show_list);
c906108c	230
e9e68a56 AC	231	extern void add_setshow_auto_boolean_cmd (char *name,
	232	enum command_class class,
	233	enum auto_boolean *var,
3b64bf98 AC	234	const char *set_doc,
	235	const char *show_doc,
	236	const char *help_doc,
e9e68a56	237	cmd_sfunc_ftype *set_func,
08546159	238	show_value_ftype *show_func,
e9e68a56 AC	239	struct cmd_list_element **set_list,
e9e68a56 AC	240	struct cmd_list_element **show_list);
97c3646f	241
e707bbc2 AC	242	extern void add_setshow_boolean_cmd (char *name,
	243	enum command_class class,
	244	int *var,
3b64bf98	245	const char set_doc, const char show_doc,
2c5b56ce	246	const char *help_doc,
e707bbc2	247	cmd_sfunc_ftype *set_func,
08546159	248	show_value_ftype *show_func,
e707bbc2 AC	249	struct cmd_list_element **set_list,
e707bbc2 AC	250	struct cmd_list_element **show_list);
f3796e26	251
b3f42336 AC	252	extern void add_setshow_filename_cmd (char *name,
	253	enum command_class class,
	254	char **var,
	255	const char *set_doc,
	256	const char *show_doc,
	257	const char *help_doc,
b3f42336	258	cmd_sfunc_ftype *set_func,
08546159	259	show_value_ftype *show_func,
b3f42336 AC	260	struct cmd_list_element **set_list,
	261	struct cmd_list_element **show_list);
	262
5efd5804 PA	263	extern void add_setshow_string_cmd (char *name,
	264	enum command_class class,
	265	char **var,
	266	const char *set_doc,
	267	const char *show_doc,
	268	const char *help_doc,
	269	cmd_sfunc_ftype *set_func,
	270	show_value_ftype *show_func,
	271	struct cmd_list_element **set_list,
	272	struct cmd_list_element **show_list);
	273
	274	extern void add_setshow_string_noescape_cmd (char *name,
	275	enum command_class class,
	276	char **var,
	277	const char *set_doc,
	278	const char *show_doc,
	279	const char *help_doc,
	280	cmd_sfunc_ftype *set_func,
	281	show_value_ftype *show_func,
	282	struct cmd_list_element **set_list,
	283	struct cmd_list_element **show_list);
26c41df3	284
b4b4ac0b AC	285	extern void add_setshow_optional_filename_cmd (char *name,
	286	enum command_class class,
	287	char **var,
	288	const char *set_doc,
	289	const char *show_doc,
	290	const char *help_doc,
	291	cmd_sfunc_ftype *set_func,
	292	show_value_ftype *show_func,
	293	struct cmd_list_element **set_list,
	294	struct cmd_list_element **show_list);
	295
5efd5804 PA	296	extern void add_setshow_integer_cmd (char *name,
	297	enum command_class class,
	298	int *var,
	299	const char *set_doc,
	300	const char *show_doc,
	301	const char *help_doc,
	302	cmd_sfunc_ftype *set_func,
	303	show_value_ftype *show_func,
	304	struct cmd_list_element **set_list,
	305	struct cmd_list_element **show_list);
c0d88b1b	306
5efd5804 PA	307	extern void add_setshow_uinteger_cmd (char *name,
	308	enum command_class class,
	309	unsigned int *var,
	310	const char *set_doc,
	311	const char *show_doc,
	312	const char *help_doc,
	313	cmd_sfunc_ftype *set_func,
	314	show_value_ftype *show_func,
	315	struct cmd_list_element **set_list,
	316	struct cmd_list_element **show_list);
15170568	317
5efd5804 PA	318	extern void add_setshow_zinteger_cmd (char *name,
	319	enum command_class class,
	320	int *var,
	321	const char *set_doc,
	322	const char *show_doc,
	323	const char *help_doc,
	324	cmd_sfunc_ftype *set_func,
	325	show_value_ftype *show_func,
	326	struct cmd_list_element **set_list,
	327	struct cmd_list_element **show_list);
25d29d70	328
5efd5804 PA	329	extern void add_setshow_zuinteger_cmd (char *name,
	330	enum command_class class,
	331	unsigned int *var,
	332	const char *set_doc,
	333	const char *show_doc,
	334	const char *help_doc,
	335	cmd_sfunc_ftype *set_func,
	336	show_value_ftype *show_func,
	337	struct cmd_list_element **set_list,
	338	struct cmd_list_element **show_list);
1e8fb976	339
c906108c SS	340	/* Do a "show" command for each thing on a command list. */
c906108c SS	341
a14ed312	342	extern void cmd_show_list (struct cmd_list_element , int, char );
c906108c	343
c25c4a8b JK	344	/* Used everywhere whenever at least one parameter is required and
	345	none is specified. */
	346
	347	extern void error_no_arg (char *) ATTRIBUTE_NORETURN;
c906108c	348
a14ed312	349	extern void dont_repeat (void);
c906108c SS	350
	351	/* Used to mark commands that don't do anything. If we just leave the
	352	function field NULL, the command is interpreted as a help topic, or
	353	as a class of commands. */
	354
a14ed312	355	extern void not_just_help_class_command (char *, int);
c906108c	356
f436dd25 MH	357	/* check function pointer */
	358	extern int cmd_func_p (struct cmd_list_element *cmd);
	359
	360	/* call the command function */
	361	extern void cmd_func (struct cmd_list_element cmd, char args, int from_tty);
	362
c906108c	363	#endif /* !defined (COMMAND_H) */