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-rw-r--r--poky/meta/classes/ccache.bbclass11
1 files changed, 11 insertions, 0 deletions
diff --git a/poky/meta/classes/ccache.bbclass b/poky/meta/classes/ccache.bbclass
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+++ b/poky/meta/classes/ccache.bbclass
@@ -0,0 +1,11 @@
+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"