gpe.bbclass: make SRC_URI a weak assignment

diff --git a/classes/gpe.bbclass b/classes/gpe.bbclass
index a9ddec3..6bddffb 100644 (file)
--- a/classes/gpe.bbclass
+++ b/classes/gpe.bbclass
@@ -1,6 +1,6 @@
 DEPENDS_prepend = "coreutils-native virtual/libintl intltool-native "
 GPE_TARBALL_SUFFIX ?= "gz"
-SRC_URI = "${GPE_MIRROR}/${PN}-${PV}.tar.${GPE_TARBALL_SUFFIX}"
+SRC_URI ?= "${GPE_MIRROR}/${PN}-${PV}.tar.${GPE_TARBALL_SUFFIX}"
 FILES_${PN} += "${datadir}/gpe ${datadir}/application-registry"
 SECTION ?= "gpe"