On Fri, Apr 11, 2014 at 10:37 AM, Matt Turner <matts...@gmail.com> wrote:
> Someone asked about my Mesa build set up. Rather than sending it
> privately I figured I'd post it for posterity on mesa-dev.
>
> I build with
>
> CFLAGS="-O2 -march=native -pipe" CXXFLAGS="$CFLAGS" ./autogen.sh
> --with-dri-drivers=i965 --with-gallium-drivers=
> --with-egl-platforms=x11,drm --enable-glx-tls --enable-gles1
> --enable-gles2
>
> --enable-debug enables assertions and builds with -g, but also
> silently adds -O0 to your CFLAGS.
>
> My build set up consists of
>
> ~/projects/mesa - contains mesa git checkout
> ~/projects/mesa-release - release build directory
> ~/projects/mesa-debug - debug build directory
>
> I do out-of-tree builds into the debug and release directories by
> running ../mesa/autogen.sh ... from each of them, with the only
> difference being the --enable-debug flag.
>
> Environment variables allow you to use your built mesa without
> installing it: LIBGL_DRIVERS_PATH, LD_LIBRARY_PATH. Mesa's build
> system links built files into $(builddir)/$(libdir), e.g.,
> ~/projects/mesa-release/lib/. I use some wrapper scripts to allow me
> to easily run programs against my Mesa builds:
>
> ~/bin/mesa-release:
> #!/bin/sh
> LIBGL_DRIVERS_PATH=~/projects/mesa-release/lib
> LD_LIBRARY_PATH=~/projects/mesa-release/lib:${LD_LIBRARY_PATH} $@
Note for anyone using this: gmail line wrapped this.
LIBGL_DRIVERS_PATH and LD_LIBRARY_PATH need to be set on the line that
executes $@.
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