Re: [PATCH v2] Add a way to preserve overridden GDB commands for later invocation

[Pedro Alves <palves@redhat.com>]

On 11/5/19 10:17 AM, Andrew Burgess wrote:
> in order to get the base version of the command.  Second, with some
> extra work we could make the existing hook mechanism redundant, and
> possibly provide something more flexible (maybe?), consider:
> 
>   define delete
>     echo Basically a pre-hook here\n
>     uplevel -1 delete $argv
>     echo Basically a post-hook here\n
>   end
> 
> Notice I just invented '$argv' on the fly there - this doesn't exist
> currently, but I'm imagining that this would expand to all of the
> arguments passed to the newly defined 'delete' command.

Something like "$@" would be better than $argv, because the latter
implies that arguments are split into an "argument vector", which doesn't
work correctly in general because different commands split arguments
in different forms.

Thanks,
Pedro Alves