cargo_common: Handle build SYS as well as HOST/TARGET

Improve the common class to handle BUILD_SYS as well as host and target,
removing the need to a workaround in the rust recipe.

(From OE-Core rev: 0dc9635c28c269f782ad4ed6ea06b4e4de1beb8e)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/meta/classes/cargo_common.bbclass b/meta/classes/cargo_common.bbclass
index dcd0afd980..4a419cdd0a 100644
--- a/meta/classes/cargo_common.bbclass
+++ b/meta/classes/cargo_common.bbclass
@@ -82,6 +82,15 @@ cargo_common_do_configure () {
                 EOF
         fi
 
+        if [ "${RUST_TARGET_SYS}" != "${RUST_BUILD_SYS}" -a "${RUST_TARGET_SYS}" != "${RUST_HOST_SYS}"]; then
+                cat <<- EOF >> ${CARGO_HOME}/config
+
+                # TARGET_SYS
+                [target.${RUST_TARGET_SYS}]
+                linker = "${RUST_TARGET_CCLD}"
+                EOF
+        fi
+
         # Put build output in build directory preferred by bitbake instead of
         # inside source directory unless they are the same
         if [ "${B}" != "${S}" ]; then