make.sh: Introduce RUSTFLAGS

This allows to set arch-specific FLAGS when dealing with
software written in rust.

Signed-off-by: Stefan Schantl <stefan.schantl@ipfire.org>
Reviewed-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

diff --git a/make.sh b/make.sh
index 64b08b7d9bbdedf19dffab9133a3bba20de875ce..c30ce781302034a4046d5191329597fe87f8c53e 100755 (executable)
--- a/make.sh
+++ b/make.sh
@@ -174,6 +174,7 @@ configure_build() {
                        CROSSTARGET="${build_arch}-cross-linux-gnueabi"
                        BUILD_PLATFORM="arm"
                        CFLAGS_ARCH="-march=armv5te -mfloat-abi=soft -fomit-frame-pointer"
+                       RUSTFLAGS="-Ccodegen-units=1"
                        ;;
 
                *)
@@ -462,7 +463,7 @@ prepareenv() {
        # Setup environment
        set +h
        LC_ALL=POSIX
-       export LFS LC_ALL CFLAGS CXXFLAGS DEFAULT_PARALLELISM
+       export LFS LC_ALL CFLAGS CXXFLAGS DEFAULT_PARALLELISM RUSTFLAGS
        unset CC CXX CPP LD_LIBRARY_PATH LD_PRELOAD
 
        # Make some extra directories
@@ -547,6 +548,7 @@ enterchroot() {
                CONFIG_ROOT="${CONFIG_ROOT}" \
                CFLAGS="${CFLAGS} ${HARDENING_CFLAGS}" \
                CXXFLAGS="${CXXFLAGS} ${HARDENING_CFLAGS}" \
+               RUSTFLAGS="${RUSTFLAGS}" \
                BUILDTARGET="${BUILDTARGET}" \
                CROSSTARGET="${CROSSTARGET}" \
                BUILD_ARCH="${BUILD_ARCH}" \