Re: [PATCH] gdb: improve usage strings

Eli Zaretskii
2012-08-11T17:52:33Z

> From: Mike Frysinger <vapier@gentoo.org>
> Date: Sat, 11 Aug 2012 13:36:40 -0400
> Cc: gdb-patches@sourceware.org
>
> static void
> finish_command (char *arg, int from_tty)
> {
> ...
>
> /* Find out whether we must run in the background. */
> if (arg != NULL)
> async_exec = strip_bg_char (&arg);
>
> /* If we must run in the background, but the target can't do it,
> error out. */
> if (async_exec && !target_can_async_p ())
> error (_("Asynchronous execution not supported on this target."));
>
> /* If we are not asked to run in the bg, then prepare to run in the
> foreground, synchronously. */
> if (!async_exec && target_can_async_p ())
> {
> /* Simulate synchronous execution. */
> async_disable_stdin ();
> }
>
> if (arg)
> error (_("The \"finish\" command does not take any arguments."));
> ...
>
> so it seems like finish *does* secretly accept options, but in this case it's
> trying to be secret about it rather than someone just didn't fully document
> it. or i read the "arg" parsing logic above incorrectly.

Isn't that the case of "finish &" ?