siteconfig: Clear cache before rebuilding

PATCH Richard Purdie 1 participant 1 message Sep 28, 2012

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Richard Purdie

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2012-09-28 13:29 UTC #0 lore raw

This ensures consistent build results and avoids build failures when compiler flags change for example.

Signed-off-by Richard Purdie <[email protected]>

---

meta/classes/siteconfig.bbclass +1 -0

index ccbe5b9..2de7153 100644
@@ -18,6 +18,7 @@ siteconfig_do_siteconfig_gencache () {
 		>${WORKDIR}/site_config_${MACHINE}/configure.ac
 	cd ${WORKDIR}/site_config_${MACHINE}
 	autoconf
+	rm ${PN}_cache
         CONFIG_SITE="" ${EXTRASITECONFIG} ./configure ${CONFIGUREOPTS} --cache-file ${PN}_cache
 	sed -n -e "/ac_cv_c_bigendian/p" -e "/ac_cv_sizeof_/p" \
 		-e "/ac_cv_type_/p" -e "/ac_cv_header_/p" -e "/ac_cv_func_/p" \