339cc787cc
This behavior is flakey and doesn't work from Cargo 0.13.0 and newer which aren't part of this repo anymore.
109 lines
2.9 KiB
Plaintext
109 lines
2.9 KiB
Plaintext
# add crate fetch support
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inherit crate-fetch
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inherit rust-common
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# the binary we will use
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CARGO = "cargo"
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# Where we download our registry and dependencies to
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export CARGO_HOME = "${WORKDIR}/cargo_home"
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# We need cargo to compile for the target
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BASEDEPENDS_append = " cargo-native"
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# Ensure we get the right rust variant
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DEPENDS_append_class-target = " virtual/${TARGET_PREFIX}rust ${RUSTLIB_DEP}"
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DEPENDS_append_class-native = " rust-native"
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# Cargo only supports in-tree builds at the moment
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B = "${S}"
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# In case something fails in the build process, give a bit more feedback on
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# where the issue occured
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export RUST_BACKTRACE = "1"
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# The pkg-config-rs library used by cargo build scripts disables itself when
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# cross compiling unless this is defined. We set up pkg-config appropriately
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# for cross compilation, so tell it we know better than it.
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export PKG_CONFIG_ALLOW_CROSS = "1"
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cargo_do_configure () {
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mkdir -p ${CARGO_HOME}
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echo "paths = [" > ${CARGO_HOME}/config
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for p in ${EXTRA_OECARGO_PATHS}; do
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printf "\"%s\"\n" "$p"
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done | sed -e 's/$/,/' >> ${CARGO_HOME}/config
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echo "]" >> ${CARGO_HOME}/config
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# Point cargo at our local mirror of the registry
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cat <<- EOF >> ${CARGO_HOME}/config
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[source.bitbake]
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directory = "${CARGO_HOME}/bitbake"
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[source.crates-io]
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replace-with = "bitbake"
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local-registry = "/nonexistant"
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EOF
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echo "[target.${HOST_SYS}]" >> ${CARGO_HOME}/config
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echo "linker = '${RUST_TARGET_CCLD}'" >> ${CARGO_HOME}/config
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if [ "${HOST_SYS}" != "${BUILD_SYS}" ]; then
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echo "[target.${BUILD_SYS}]" >> ${CARGO_HOME}/config
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echo "linker = '${RUST_BUILD_CCLD}'" >> ${CARGO_HOME}/config
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fi
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}
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RUSTFLAGS ??= ""
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CARGO_BUILD_FLAGS = "-v --target ${HOST_SYS} --release"
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# This is based on the content of CARGO_BUILD_FLAGS and generally will need to
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# change if CARGO_BUILD_FLAGS changes.
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CARGO_TARGET_SUBDIR="${HOST_SYS}/release"
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oe_cargo_build () {
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export RUSTFLAGS="${RUSTFLAGS}"
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bbnote "cargo = $(which cargo)"
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bbnote "rustc = $(which rustc)"
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bbnote "${CARGO} build ${CARGO_BUILD_FLAGS} $@"
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"${CARGO}" build ${CARGO_BUILD_FLAGS} "$@"
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}
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oe_cargo_fix_env () {
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export CC="${RUST_TARGET_CC}"
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export CFLAGS="${CFLAGS}"
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export AR="${AR}"
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export TARGET_CC="${RUST_TARGET_CC}"
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export TARGET_CFLAGS="${CFLAGS}"
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export TARGET_AR="${AR}"
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export HOST_CC="${RUST_BUILD_CC}"
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export HOST_CFLAGS="${BUILD_CFLAGS}"
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export HOST_AR="${BUILD_AR}"
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}
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EXTRA_OECARGO_PATHS ??= ""
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cargo_do_compile () {
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oe_cargo_fix_env
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oe_cargo_build
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}
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cargo_do_install () {
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local have_installed=false
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for tgt in "${B}/target/${CARGO_TARGET_SUBDIR}/"*; do
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if [[ $tgt == *.so || $tgt == *.rlib ]]; then
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install -d "${D}${rustlibdir}"
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install -m755 "$tgt" "${D}${rustlibdir}"
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have_installed=true
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elif [ -f "$tgt" ] && [ -x "$tgt" ]; then
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install -d "${D}${bindir}"
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install -m755 "$tgt" "${D}${bindir}"
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have_installed=true
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fi
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done
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if ! $have_installed; then
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die "Did not find anything to install"
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fi
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}
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EXPORT_FUNCTIONS do_configure do_compile do_install
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