Allow native variants of rust recipes to build

classes/rust-bin.bbclass

@@ -1,6 +1,6 @@
 inherit rust
 
-RDEPENDS_${PN} += "${RUSTLIB_DEP}"
+RDEPENDS_${PN}_append_class-target += "${RUSTLIB_DEP}"
 
 RUSTC_ARCHFLAGS += "-C opt-level=3 -g -L ${STAGING_DIR_HOST}/${rustlibdir} -C linker=${RUST_TARGET_CCLD}"
 EXTRA_OEMAKE += 'RUSTC_ARCHFLAGS="${RUSTC_ARCHFLAGS}"'

classes/rust.bbclass

@@ -42,3 +42,4 @@ rustlib_suffix="${TUNE_ARCH}${TARGET_VENDOR}-${TARGET_OS}/rustlib/${HOST_SYS}/li
 rustlib_src="${prefix}/lib/${rustlib_suffix}"
 # Host sysroot standard library path
 rustlib="${libdir}/${rustlib_suffix}"
+rustlib_class-native="${libdir}/rustlib/${BUILD_SYS}/lib"