Merge pull request #82 from OSSystems/fix/issue-70

class/cargo: Handle case when host and target has same arch

Author: posborne

classes/cargo.bbclass

@@ -48,14 +48,18 @@ CARGO_BUILD_FLAGS = "\
 "
 
 create_cargo_config() {
-    echo > ${CARGO_HOME}/config
-    echo "[target.${RUST_BUILD}]" >> ${CARGO_HOME}/config
-    echo "linker = '${WRAPPER_DIR}/linker-native-wrapper.sh'" >> ${CARGO_HOME}/config
-
     if [ "${RUST_BUILD}" != "${RUST_TARGET}" ]; then
+        echo > ${CARGO_HOME}/config
+        echo "[target.${RUST_BUILD}]" >> ${CARGO_HOME}/config
+        echo "linker = '${WRAPPER_DIR}/linker-native-wrapper.sh'" >> ${CARGO_HOME}/config
+
         echo >> ${CARGO_HOME}/config
         echo "[target.${RUST_TARGET}]" >> ${CARGO_HOME}/config
         echo "linker = '${WRAPPER_DIR}/linker-wrapper.sh'" >> ${CARGO_HOME}/config
+    else
+        echo > ${CARGO_HOME}/config
+        echo "[target.${RUST_TARGET}]" >> ${CARGO_HOME}/config
+        echo "linker = '${WRAPPER_DIR}/linker-wrapper.sh'" >> ${CARGO_HOME}/config
     fi
 
     echo >> ${CARGO_HOME}/config