[Buildroot] Issue with toolchain wrapper changes

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Hello,

On Wed, 17 Feb 2016 12:04:30 +0100, Peter Korsgaard wrote:
> >>>>> "Thomas" == Thomas Petazzoni <thomas.petazzoni@free-electrons.com> writes:
> 
>  > Hello Arnout,
>  > I am facing some issues with the toolchain wrapper, which I believe
>  > were introduced by the changes done to use the toolchain wrapper also
>  > for the internal toolchain backend.
> 
>  > As you know, Buildroot installs all its host stuff in $(HOST_DIR)/usr,
>  > and not directly under $(HOST_DIR). For the autobuilders, I build a
>  > number of toolchains with Buildroot, which are then used as pre-built
>  > external toolchains by the autobuilders. In order for those toolchains
>  > to look like conventional toolchains, at the end of their build, I do:
> 
>  > 	mv /path/to/host/usr/* /path/to/host/
>  > 	rmdir /path/to/host/usr/
> 
>  > Which moves everything outside of the usr/ subdirectory, and removes
>  > the usr/ subdirectory itself. This used to work perfectly fine, but
>  > now, it fails to find the .br_real equivalent of the command being
>  > executed. Example:
> 
> Is the extra /usr really such a problem? I've built a bunch of
> toolchains, and just refer to them as /opt/br/<whatever>/usr.

Yes, for my purpose it's annoying. I want to produce pre-built
toolchains that everyone can use, in Buildroot or something else, so I
want them to look like normal toolchains. And normal toolchains don't
have this useless usr/ top-level directory.

Best regards,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com