Re: [patch] for mig check in GDB's configure

[Pedro Alves]

On 05/03/2013 09:28 AM, Thomas Schwinge wrote:
> Hmm, I think that instead of only examining the host system, $host, this
> also needs to examine the target system, $target.  (Please tell if the
> difference between build, host, and target system is not clear to you.)
> The MIG tool is used to generate files (from RPC definition files) that
> are used by the native GDB port for GNU Hurd (which, of couse, is the
> only GNU Hurd port that currently exists.)  But if someone, for example,
> builds GDB targeting mips-linux-gnu on a GNU Hurd system, they would not
> need the MIG tool.
> 
> GDB folks, would it make sense to use something like:
> 
>     case $gdb_native:$host in
>       [...]
>       yes:i[[3456]]86-*-gnu*)
>         [error if MIG not found]
> 
> ..., to check that both host and target are GNU Hurd?

Sure.  Looking at config/i386/i386gnu.mh, NAT_GENERATED_FILES
in particular, I think gdb will want to run mig even on
cross gdbs hosted on GNU Hurd, though...

-- 
Pedro Alves