* NEWS: Document "define" for prefixed commands.

	* cli/cli-cmds.c (show_user): Update calls to show_user_1.  Call
	show_user_1 for prefix commands.
	* cli/cli-decode.c (help_cmd_list): Recurse for "help user-defined".
	* cli/cli-script.c (validate_comname): Rewrite to handle prefix
	commands.  Return the containing command list.
	(define_command, document_command): Update to handle prefix commands.
	(show_user_1): Add prefix and name arguments.  Handle prefix
	commands.
	* cli/cli-script.h (show_user_1): Update prototype.

	doc/
	* gdb.texinfo (Define, Hooks): Document prefix command support.

	testsuite/
	* gdb.base/define.exp: Test defining and hooking prefix commands.
	* gdb.python/python.exp: Update test for "show user" output.

1 files changed, 5 insertions, 4 deletions

diff --git a/gdb/cli/cli-cmds.c b/gdb/cli/cli-cmds.c
index d3694e4..4d9c4f3 100644
--- a/gdb/cli/cli-cmds.c
+++ b/gdb/cli/cli-cmds.c
@@ -1050,17 +1050,18 @@ show_user (char *args, int from_tty)
 
   if (args)
     {
-      c = lookup_cmd (&args, cmdlist, "", 0, 1);
+      char *comname = args;
+      c = lookup_cmd (&comname, cmdlist, "", 0, 1);
       if (c->class != class_user)
 	error (_("Not a user command."));
-      show_user_1 (c, gdb_stdout);
+      show_user_1 (c, "", args, gdb_stdout);
     }
   else
     {
       for (c = cmdlist; c; c = c->next)
 	{
-	  if (c->class == class_user)
-	    show_user_1 (c, gdb_stdout);
+	  if (c->class == class_user || c->prefixlist != NULL)
+	    show_user_1 (c, "", c->name, gdb_stdout);
 	}
     }
 }