2005-02-24 Andrew Cagney <cagney@gnu.org>

Add show_VARIABLE functions, update add_setshow call.
	* varobj.c (_initialize_varobj, show_varobjdebug): Add and update.
	* valprint.c (_initialize_valprint, show_print_max)
	(show_stop_print_at_null, show_repeat_count_threshold)
	(show_prettyprint_structs, show_unionprint)
	(show_prettyprint_arrays, show_addressprint, show_input_radix)
	(show_output_radix): Ditto.
	* valops.c (_initialize_valops, show_overload_resolution): Ditto.
	* utils.c (initialize_utils, show_chars_per_line)
	(show_lines_per_page, show_demangle, show_pagination_enabled)
	(show_sevenbit_strings, show_asm_demangle): Ditto
	* tui/tui-win.c (_initialize_tui_win, show_tui_border_kind)
	(show_tui_border_mode, show_tui_active_border_mode): Ditto.
	* top.c (init_main, show_new_async_prompt)
	(show_async_command_editing_p, show_write_history_p)
	(show_history_size, show_history_filename, show_caution)
	(show_annotation_level, init_main): Ditto.
	* target.c (initialize_targets, show_targetdebug)
	(show_trust_readonly): Ditto.
	* symfile.c (_initialize_symfile, show_symbol_reloading)
	(show_ext_args, show_download_write_size)
	(show_debug_file_directory): Ditto.
	* source.c (_initialize_source, show_lines_to_list): Ditto.
	* solib.c (_initialize_solib, show_auto_solib_add)
	(show_solib_search_path): Ditto.
	* p-valprint.c (_initialize_pascal_valprint)
	(show_pascal_static_field_print): Ditto.
	* printcmd.c (_initialize_printcmd, show_max_symbolic_offset)
	(show_print_symbol_filename): Add and update.
	* parse.c (_initialize_parse, show_expressiondebug): Dito.
	* observer.c (_initialize_observer, show_observer_debug): Dito.
	* maint.c (_initialize_maint_cmds, show_watchdog)
	(show_maintenance_profile_p): Dito.
	* linux-nat.c (_initialize_linux_nat, show_debug_linux_nat): Dito.
	* infrun.c (_initialize_infrun, show_debug_infrun)
	(show_stop_on_solib_events, show_follow_fork_mode_string)
	(show_scheduler_mode, show_step_stop_if_no_debug): Ditto.
	* infcall.c (_initialize_infcall, show_coerce_float_to_double_p)
	(show_unwind_on_signal_p): Ditto.
	* gdbtypes.c (build_gdbtypes, show_opaque_type_resolution)
	(_initialize_gdbtypes, show_overload_debug): Ditto.
	* gdb-events.c, gdb-events.sh (_initialize_gdb_events)
	(show_gdb_events_debug): Ditto.
	* gdbarch.c, gdbarch.sh (show_gdbarch_debug)
	(_initialize_gdbarch): Ditto.
	* frame.c (_initialize_frame, show_backtrace_past_main)
	(show_backtrace_past_entry, show_backtrace_limit)
	(show_frame_debug): Ditto.
	* exec.c (_initialize_exec, show_write_files): Ditto.
	* dwarf2read.c (_initialize_dwarf2_read)
	(show_dwarf2_max_cache_age): Ditto.
	* demangle.c (_initialize_demangler)
	(show_demangling_style_names): Ditto.
	* dcache.c (_initialize_dcache, show_dcache_enabled_p): Ditto.
	* cp-valprint.c (show_static_field_print)
	(_initialize_cp_valprint, show_vtblprint, show_objectprint): Ditto.
	* corefile.c (_initialize_core, show_gnutarget_string): Ditto.
	* cli/cli-logging.c (_initialize_cli_logging)
	(show_logging_overwrite, show_logging_redirect)
	(show_logging_filename): Ditto.
	* cli/cli-cmds.c (show_info_verbose, show_history_expansion_p)
	(init_cli_cmds, show_baud_rate, show_remote_debug)
	(show_remote_timeout, show_max_user_call_depth): Ditto.
	* charset.c (show_host_charset_name, show_target_charset_name)
	(initialize_charset): Ditto.
	* breakpoint.c (show_can_use_hw_watchpoints)
	(show_pending_break_support, _initialize_breakpoint): Ditto.

gdb/top.c

@@ -88,6 +88,14 @@ extern char lang_frame_mismatch_warn[];		/* language.c */
 /* Flag for whether we want all the "from_tty" gubbish printed.  */
 
 int caution = 1;		/* Default is yes, sigh. */
+static void
+show_caution (struct ui_file *file, int from_tty,
+	      struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("\
+Whether to confirm potentially dangerous operations is %s.\n"),
+		    value);
+}
 
 /* stdio stream that command input is being read from.  Set to stdin normally.
    Set by source_command to the file we are sourcing.  Set to NULL if we are
@@ -655,13 +663,40 @@ gdb_readline (char *prompt_arg)
    substitution.  These variables are given default values at the end
    of this file.  */
 static int command_editing_p;
+
 /* NOTE 1999-04-29: This variable will be static again, once we modify
    gdb to use the event loop as the default command loop and we merge
    event-top.c into this file, top.c */
+
 /* static */ int history_expansion_p;
+
 static int write_history_p;
+static void
+show_write_history_p (struct ui_file *file, int from_tty,
+		      struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("Saving of the history record on exit is %s.\n"),
+		    value);
+}
+
 static int history_size;
+static void
+show_history_size (struct ui_file *file, int from_tty,
+		   struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("The size of the command history is %s.\n"),
+		    value);
+}
+
 static char *history_filename;
+static void
+show_history_filename (struct ui_file *file, int from_tty,
+		       struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("\
+The filename in which to record the command history is \"%s\".\n"),
+		    value);
+}
 
 /* This is like readline(), but it has some gdb-specific behavior.
    gdb can use readline in both the synchronous and async modes during
@@ -1335,6 +1370,37 @@ init_history (void)
   read_history (history_filename);
 }
 
+static void
+show_new_async_prompt (struct ui_file *file, int from_tty,
+		       struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("Gdb's prompt is \"%s\".\n"), value);
+}
+
+static void
+show_async_command_editing_p (struct ui_file *file, int from_tty,
+			      struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("\
+Editing of command lines as they are typed is %s.\n"),
+		    value);
+}
+
+static void
+show_annotation_level (struct ui_file *file, int from_tty,
+		       struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("Annotation_level is %s.\n"), value);
+}
+
+static void
+show_exec_done_display_p (struct ui_file *file, int from_tty,
+			  struct cmd_list_element *c, const char *value)
+{
+  fprintf_filtered (file, _("\
+Notification of completion for asynchronous execution commands is %s.\n"),
+		    value);
+}
 static void
 init_main (void)
 {
@@ -1379,7 +1445,7 @@ init_main (void)
 Set gdb's prompt"), _("\
 Show gdb's prompt"), NULL,
 			  set_async_prompt,
-			  NULL, /* FIXME: i18n: */
+			  show_new_async_prompt,
 			  &setlist, &showlist);
 
   add_com ("dont-repeat", class_support, dont_repeat_command, _("\
@@ -1395,7 +1461,7 @@ Use \"on\" to enable the editing, and \"off\" to disable it.\n\
 Without an argument, command line editing is enabled.  To edit, use\n\
 EMACS-like or VI-like commands like control-P or ESC."),
 			   set_async_editing_command,
-			   NULL, /* FIXME: i18n: */
+			   show_async_command_editing_p,
 			   &setlist, &showlist);
 
   add_setshow_boolean_cmd ("save", no_class, &write_history_p, _("\
@@ -1404,7 +1470,7 @@ Show saving of the history record on exit."), _("\
 Use \"on\" to enable the saving, and \"off\" to disable it.\n\
 Without an argument, saving is enabled."),
 			   NULL,
-			   NULL, /* FIXME: i18n: */
+			   show_write_history_p,
 			   &sethistlist, &showhistlist);
 
   add_setshow_integer_cmd ("size", no_class, &history_size, _("\
@@ -1412,7 +1478,7 @@ Set the size of the command history,"), _("\
 Show the size of the command history,"), _("\
 ie. the number of previous commands to keep a record of."),
 			   set_history_size_command,
-			   NULL, /* FIXME: i18n: */
+			   show_history_size,
 			   &sethistlist, &showhistlist);
 
   add_setshow_filename_cmd ("filename", no_class, &history_filename, _("\
@@ -1420,14 +1486,14 @@ Set the filename in which to record the command history"), _("\
 Show the filename in which to record the command history"), _("\
 (the list of previous commands of which a record is kept)."),
 			    NULL,
-			    NULL, /* FIXME: i18n: */
+			    show_history_filename,
 			    &sethistlist, &showhistlist);
 
   add_setshow_boolean_cmd ("confirm", class_support, &caution, _("\
 Set whether to confirm potentially dangerous operations."), _("\
 Show whether to confirm potentially dangerous operations."), NULL,
 			   NULL,
-			   NULL, /* FIXME: i18n: */
+			   show_caution,
 			   &setlist, &showlist);
 
   add_setshow_zinteger_cmd ("annotate", class_obscure, &annotation_level, _("\
@@ -1436,7 +1502,7 @@ Show annotation_level."), _("\
 0 == normal;     1 == fullname (for use when running under emacs)\n\
 2 == output annotated suitably for use by programs that control GDB."),
 			    set_async_annotation_level,
-			    NULL, /* FIXME: i18n: */
+			    show_annotation_level,
 			    &setlist, &showlist);
 
   add_setshow_boolean_cmd ("exec-done-display", class_support,
@@ -1445,7 +1511,7 @@ Set notification of completion for asynchronous execution commands."), _("\
 Show notification of completion for asynchronous execution commands."), _("\
 Use \"on\" to enable the notification, and \"off\" to disable it."),
 			   NULL,
-			   NULL, /* FIXME: i18n: */
+			   show_exec_done_display_p,
 			   &setlist, &showlist);
 }