Re: [PATCH v2] configure: add support for pseudo-"in source tree" builds

[Kevin Wolf <kwolf@redhat.com>]

Am 20.08.2020 um 19:31 hat Daniel P. Berrangé geschrieben:
> Meson requires the build dir to be separate from the source tree. Many
> people are used to just running "./configure && make" though and the
> meson conversion breaks that.
> 
> This introduces some backcompat support to make it appear as if an
> "in source tree" build is being done, but with the the results in the
> "build/" directory. This allows "./configure && make" to work as it
> did historically, albeit with the output binaries staying under build/.
> 
> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
> ---
> 
> This is a simple integration of Eric's proposal from
> 
>   https://lists.gnu.org/archive/html/qemu-devel/2020-03/msg07290.html
> 
> with a bit of configure magic. It is enough to enable
> 
>    ./configure
>    make
>    make check
> 
> I've not tested it beyond that. Note it blows away the "build/"
> dir each time ./configure is run so it is pristine each time.

I guess "make install" is the only other one that normal users would
care about. We shoud make sure that it works (I don't see why it
wouldn't, but worth testing anyway).

Kevin