CCACHE = "${@bb.utils.which(d.getVar('PATH'), 'ccache') and 'ccache '}" export CCACHE_DIR ?= "${TMPDIR}/ccache/${MULTIMACH_TARGET_SYS}/${PN}" # We need to stop ccache considering the current directory or the # debug-prefix-map target directory to be significant when calculating # its hash. Without this the cache would be invalidated every time # ${PV} or ${PR} change. export CCACHE_NOHASHDIR ?= "1" DEPENDS_append_class-target = " ccache-native" DEPENDS[vardepvalueexclude] = " ccache-native"