Fri Mar 24 12:10:38 2000 glen mccready <gkm@pobox.com>

* command.c, command.h (help_all): Add functionality to display
        a complete listing of available commands.

gdb/ChangeLog

@@ -1,3 +1,8 @@
+Fri Mar 24 12:10:38 2000  glen mccready  <gkm@pobox.com>
+
+        * command.c, command.h (help_all): Add functionality to display
+        a complete listing of available commands.
+
 2000-04-20  Scott Bambrough <scottb@netwinder.org>
 
 	* arm-linux-nat.c (PIDGET, TIDGET): New.

gdb/command.c

@@ -510,6 +510,12 @@ help_cmd (command, stream)
       return;
     }
 
+  if (strcmp (command, "all") == 0)
+    {
+      help_all (stream);
+      return;
+    }
+
   c = lookup_cmd (&command, cmdlist, "", 0, 0);
 
   if (c == 0)
@@ -602,6 +608,27 @@ Command name abbreviations are allowed if unambiguous.\n",
 		    cmdtype1, cmdtype2);
 }
 
+static void
+help_all (stream)
+     struct ui_file *stream;
+{
+  struct cmd_list_element *c;
+  extern struct cmd_list_element *cmdlist;
+
+  for (c = cmdlist; c; c = c->next)
+    {
+      if (c->abbrev_flag)
+        continue;
+      /* If this is a prefix command, print it's subcommands */
+      if (c->prefixlist)
+        help_cmd_list (*c->prefixlist, all_commands, c->prefixname, 0, stream);
+    
+      /* If this is a class name, print all of the commands in the class */
+      else if (c->function.cfunc == NULL)
+        help_cmd_list (cmdlist, c->class, "", 0, stream);
+    }
+}
+
 /* Print only the first line of STR on STREAM.  */
 static void
 print_doc_line (stream, str)

gdb/command.h

@@ -284,6 +284,8 @@ extern void help_list (struct cmd_list_element *, char *,
 extern void help_cmd_list (struct cmd_list_element *, enum command_class,
 			   char *, int, struct ui_file *);
 
+extern void help_all (struct ui_file *);
+
 extern struct cmd_list_element *
   add_set_cmd PARAMS ((char *, enum command_class, var_types, char *, char *,
 		       struct cmd_list_element **));