SUMMARY = "Rust compiler and runtime libaries (cross-canadian for ${TARGET_ARCH} target)" PN = "rust-cross-canadian-${TRANSLATED_TARGET_ARCH}" inherit rust-target-config inherit rust-common LICENSE = "MIT" MODIFYTOS = "0" DEPENDS += "virtual/${SDK_PREFIX}gcc virtual/nativesdk-libc virtual/nativesdk-${SDK_PREFIX}compilerlibs" SRC_URI += "file://target-rust-ccld.c" LIC_FILES_CHKSUM = "file://target-rust-ccld.c;md5=af4e0e29f81a34cffe05aa07c89e93e9;endline=7" S = "${WORKDIR}" # Need to use our SDK's sh here, see #14878 create_sdk_wrapper () { file="$1" shift cat <<- EOF > "${file}" #!/bin/sh \$$1 \$@ EOF chmod +x "$file" } do_install () { # Rust requires /usr/lib to contain the libs. # The required structure is retained for simplicity. SYS_LIBDIR=$(dirname ${D}${libdir}) SYS_BINDIR=$(dirname ${D}${bindir}) RUSTLIB_DIR=${SYS_LIBDIR}/${TARGET_SYS}/rustlib install -d ${RUSTLIB_DIR} install -m 0644 "${RUST_TARGETS_DIR}/${RUST_HOST_SYS}.json" "${RUSTLIB_DIR}" install -m 0644 "${RUST_TARGETS_DIR}/${RUST_TARGET_SYS}.json" "${RUSTLIB_DIR}" # Uses SDK's CC as linker so linked binaries works out of box. # We have a problem as rust sets LD_LIBRARY_PATH and this will break running host # binaries (even /bin/sh) in the SDK as they detect a newer glibc from the SDK # in those paths and we hit symbol errors. We saw particular problems with symbol # mismatch on ubuntu1804 during development. To avoid this we have an SDK built # binary which unsets LD_LIBRARY_PATH, which can then call the wrapper script # where the context is easier to do the env maniupations needed install -d ${SYS_BINDIR} outfile="${SYS_BINDIR}/target-rust-ccld" ${CC} ${WORKDIR}/target-rust-ccld.c -o $outfile chmod +x "$outfile" create_sdk_wrapper "${SYS_BINDIR}/target-rust-ccld-wrapper" "CC" ENV_SETUP_DIR=${D}${base_prefix}/environment-setup.d mkdir "${ENV_SETUP_DIR}" RUST_ENV_SETUP_SH="${ENV_SETUP_DIR}/rust.sh" RUST_TARGET_TRIPLE=`echo ${RUST_TARGET_SYS} | tr '[:lower:]' '[:upper:]' | sed 's/-/_/g'` RUST_HOST_TRIPLE=`echo ${RUST_HOST_SYS} | tr '[:lower:]' '[:upper:]' | sed 's/-/_/g'` SDKLOADER=${@bb.utils.contains('SDK_ARCH', 'x86_64', 'ld-linux-x86-64.so.2', '', d)}${@bb.utils.contains('SDK_ARCH', 'i686', 'ld-linux.so.2', '', d)}${@bb.utils.contains('SDK_ARCH', 'aarch64', 'ld-linux-aarch64.so.1', '', d)}${@bb.utils.contains('SDK_ARCH', 'ppc64le', 'ld64.so.2', '', d)}${@bb.utils.contains('SDK_ARCH', 'riscv64', 'ld-linux-riscv64-lp64d.so.1', '', d)} cat <<- EOF > "${RUST_ENV_SETUP_SH}" export CARGO_TARGET_${RUST_TARGET_TRIPLE}_RUSTFLAGS="--sysroot=\$OECORE_TARGET_SYSROOT/usr -C link-arg=--sysroot=\$OECORE_TARGET_SYSROOT" export CARGO_TARGET_${RUST_HOST_TRIPLE}_RUNNER="\$OECORE_NATIVE_SYSROOT/lib/${SDKLOADER}" export RUST_TARGET_PATH="\$OECORE_NATIVE_SYSROOT/usr/lib/${TARGET_SYS}/rustlib" EOF chown -R root.root ${D} CARGO_ENV_SETUP_SH="${ENV_SETUP_DIR}/cargo.sh" cat <<- EOF > "${CARGO_ENV_SETUP_SH}" export CARGO_HOME="\$OECORE_TARGET_SYSROOT/home/cargo" mkdir -p "\$CARGO_HOME" # Init the default target once, it might be otherwise user modified. if [ ! -f "\$CARGO_HOME/config" ]; then touch "\$CARGO_HOME/config" echo "[build]" >> "\$CARGO_HOME/config" echo 'target = "'${RUST_TARGET_SYS}'"' >> "\$CARGO_HOME/config" echo '# TARGET_SYS' >> "\$CARGO_HOME/config" echo '[target.'${RUST_TARGET_SYS}']' >> "\$CARGO_HOME/config" echo 'linker = "target-rust-ccld"' >> "\$CARGO_HOME/config" fi # Keep the below off as long as HTTP/2 is disabled. export CARGO_HTTP_MULTIPLEXING=false export CARGO_HTTP_CAINFO="\$OECORE_NATIVE_SYSROOT/etc/ssl/certs/ca-certificates.crt" EOF } FILES:${PN} += "${base_prefix}/environment-setup.d"