Re:gdb-create-source-file-list and gdb-mi.el

[Nick Roberts]

> gdb-mi.el does the below
> 
>   ;; find source file and compilation directory here
>   (gdb-input
>                                         ; Needs GDB 6.2 onwards.
>    (list "-file-list-exec-source-files" 'gdb-get-source-file-list))
>   (if gdb-create-source-file-list
>       (gdb-input
>                                         ; Needs GDB 6.0 onwards.
>        (list "-file-list-exec-source-file" 'gdb-get-source-file)))

> Don't we need to make sure the the "-file-list-exec-source-files"  also
> come withing the gdb-crate-source-file-list check ?. Current gdb with
> linux kernel vmlinux takes so much time to give me the prompt.

Yes it looks like I made a mistake.  The if clause should be around the first 
gdb-input.

I don't know the status of the freeze so I've not committed this change. 

Nick