[oe] [meta-oe][PATCH 1/2] ccache: enable max size setup for ccache dir

[Martin Jansa]

Patches for oe-core needs to go to openembedded-core ML.

On Fri, Jan 13, 2017 at 3:00 PM, Yannick Gicquel <yannick.gicquel at iot.bzh>
wrote:

> ccache directories are limited to 1G by default.
> This patch enables the configuration of their limits, and as default
> location is TMPDIR, it proposes a size limit to "0" (unlimited).
>
> The setup can be overloaded in local.conf by setting
> CCACHE_MAX_SIZE to a custom value if needed.
>
> Signed-off-by: Yannick Gicquel <yannick.gicquel at iot.bzh>
> ---
>  meta/classes/ccache.bbclass | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
>
> diff --git a/meta/classes/ccache.bbclass b/meta/classes/ccache.bbclass
> index 93fcaca..8a80040 100644
> --- a/meta/classes/ccache.bbclass
> +++ b/meta/classes/ccache.bbclass
> @@ -1,6 +1,21 @@
>  CCACHE = "${@bb.utils.which(d.getVar('PATH'), 'ccache') and 'ccache '}"
>  export CCACHE_DIR ?= "${TMPDIR}/ccache/${MULTIMACH_HOST_SYS}/${PN}"
>  CCACHE_DISABLE[unexport] = "1"
> +CCACHE_MAX_SIZE ?= "0"
>
>  do_configure[dirs] =+ "${CCACHE_DIR}"
>  do_kernel_configme[dirs] =+ "${CCACHE_DIR}"
> +
> +def init_ccache():
> +    # dummy python version
> +    return
> +
> +init_ccache() {
> +    if [ -n "${CCACHE}" ]; then
> +        ${CCACHE} -M ${CCACHE_MAX_SIZE}
> +    fi
> +}
> +
> +do_compile_prepend() {
> +    init_ccache
> +}
> --
> 1.9.1
>
> --
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