* configure.in: Added gnuserv everywhere sn appears.

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

diff --git a/gdb/command.h b/gdb/command.h
index fe28aef817aebeefdb1cd0a90abc9fee633b4336..aa907fd9d1a30589cdcf6091b373a8fd032c7f3c 100644 (file)
--- a/gdb/command.h
+++ b/gdb/command.h
@@ -1,5 +1,5 @@
 /* Header file for command-reading library command.c.
-   Copyright (C) 1986, 1989 Free Software Foundation, Inc.
+   Copyright (C) 1986, 1989, 1990 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
@@ -15,6 +15,41 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
+#ifndef _COMMAND_H_INCLUDED
+#define _COMMAND_H_INCLUDED
+
+/* 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,
+  /* 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,
+  /* 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 NULL if the string is empty.  */
+  var_filename,
+  /* ZeroableInteger.  *VAR is an int.  Like Unsigned Integer except
+     that zero really means zero.  */
+  var_zinteger,
+} var_types;
+
 /* This structure records one command'd definition.  */
 
 struct cmd_list_element
@@ -26,12 +61,13 @@ struct cmd_list_element
     char *name;
 
     /* Command class; class values are chosen by application program.  */
-    int class;
+    enum command_class class;
 
     /* Function definition of this command.
        Zero for command class names and for help topics that
        are not really commands.  */
     void (*function) ();
+#   define NO_FUNCTION ((void (*)()) 0 )
 
     /* Documentation of this command (or help topic).
        First line is brief documentation; remaining lines form, with it,
@@ -64,6 +100,23 @@ struct cmd_list_element
        This allows "br<tab>" to complete to "break", which it
        otherwise wouldn't.  */
     char abbrev_flag;
+
+    /* Completion routine for this command.  */
+    char **(*completer)();
+
+    /* Type of "set" or "show" command (or SET_NOT_SET if not "set"
+       or "show").  */
+    cmd_types type;
+
+    /* Pointer to variable affected by "set" and "show".  Doesn't matter
+       if type is not_set.  */
+    char *var;
+
+    /* What kind of variable is *VAR?  */
+    var_types var_type;
+
+    /* Pointer to command strings of user-defined commands */
+    struct command_line *user_commands;
   };
 
 /* Forward-declarations of the entry-points of command.c.  */
@@ -71,7 +124,28 @@ struct cmd_list_element
 extern struct cmd_list_element *add_cmd ();
 extern struct cmd_list_element *add_alias_cmd ();
 extern struct cmd_list_element *add_prefix_cmd ();
+extern struct cmd_list_element *add_abbrev_prefix_cmd ();
 extern struct cmd_list_element *lookup_cmd (), *lookup_cmd_1 ();
+extern void add_com ();
+extern void add_com_alias ();
+extern void add_info ();
+extern void add_info_alias ();
 extern char **complete_on_cmdlist ();
 extern void delete_cmd ();
 extern void help_cmd ();
+extern struct cmd_list_element *add_set_cmd ();
+extern struct cmd_list_element *add_show_from_set ();
+
+/* 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 ();
+
+/* Do a "show" command for each thing on a command list.  */
+extern void cmd_show_list ();
+
+extern void error_no_arg ();           /* Print error for missing argument */
+extern void dont_repeat ();            /* Avoid auto-repeat of command */
+
+#endif /* _COMMAND_H_INCLUDED */