[pacman-dev] recommended usage of distcc/ccache

[Dan McGee]

On 4/24/07, Andreas Radke <a.radke at arcor.de> wrote:
> our wiki page is old. this is how i usesd distcc with makepkg from
> pacman2.x so i could switch using it with or without ccache:
>
> export MAKEFLAGS="-j6"
> export USE_FAKEROOT="y"
> export DISTCC="y"
> export DISTCC_HOSTS="localhost/4 192.168.0.25/2"
>
> # with ccache
> export CCACHE_PREFIX="distcc"
> export CC="ccache gcc"
> export CXX="ccache g++"
>
> # without ccache
> #unset CCACHE_PREFIX
> #export CC="distcc gcc"
> #export CXX="distcc g++"
>
>
> from the /usr/bin/makepkg script it should work even without that
> additional exports. but it seems to not work without using only that
> now with makepkg3:
>
> MAKEFLAGS="-j4"
> BUILDENV=(fakeroot distcc color ccache)
> DISTCC_HOSTS="localhost/2 192.168.0.6/2"
>
>
> also JGC pointed us to not use the export commands for ccache:
> http://bugs.archlinux.org/task/6957?histring=ccache
>
> Can you please tell us what it the recommended best working config for
> both options? and maybe please update both wiki pages for ccache and
> distcc.

makepkg 3 has built in support for ccache. It can be disabled by
packages that do not cooperate with it by placing !ccache in the
options array (or the deprecated noccache).

-Dan