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1a44c1ad59
This will enable us to build and run rust programs on the sdk host.
% cargo run --target x86_64-oesdk-linux-gnu -vv
Fresh hello v0.1.0 (~/development/hello)
Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Running `/usr/local/sdk/sysroots/x86_64-oesdk-linux/lib/ld-linux-x86-64.so.2 target/x86_64-oesdk-linux-gnu/debug/hello`
Hello, world
(From OE-Core rev: 0dc848e0b560947f93a780f4bf7b6d1926a570eb)
Signed-off-by: Sean Nyekjaer <sean@geanix.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
92 lines
3.7 KiB
PHP
92 lines
3.7 KiB
PHP
SUMMARY = "Rust compiler and runtime libaries (cross-canadian for ${TARGET_ARCH} target)"
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PN = "rust-cross-canadian-${TRANSLATED_TARGET_ARCH}"
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inherit rust-target-config
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inherit rust-common
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LICENSE = "MIT"
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MODIFYTOS = "0"
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DEPENDS += "virtual/${SDK_PREFIX}gcc virtual/nativesdk-libc virtual/nativesdk-${SDK_PREFIX}compilerlibs"
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SRC_URI += "file://target-rust-ccld.c"
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LIC_FILES_CHKSUM = "file://target-rust-ccld.c;md5=af4e0e29f81a34cffe05aa07c89e93e9;endline=7"
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S = "${WORKDIR}"
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# Need to use our SDK's sh here, see #14878
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create_sdk_wrapper () {
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file="$1"
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shift
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cat <<- EOF > "${file}"
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#!/bin/sh
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\$$1 \$@
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EOF
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chmod +x "$file"
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}
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do_install () {
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# Rust requires /usr/lib to contain the libs.
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# The required structure is retained for simplicity.
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SYS_LIBDIR=$(dirname ${D}${libdir})
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SYS_BINDIR=$(dirname ${D}${bindir})
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RUSTLIB_DIR=${SYS_LIBDIR}/${TARGET_SYS}/rustlib
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install -d ${RUSTLIB_DIR}
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install -m 0644 "${RUST_TARGETS_DIR}/${RUST_HOST_SYS}.json" "${RUSTLIB_DIR}"
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install -m 0644 "${RUST_TARGETS_DIR}/${RUST_TARGET_SYS}.json" "${RUSTLIB_DIR}"
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# Uses SDK's CC as linker so linked binaries works out of box.
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# We have a problem as rust sets LD_LIBRARY_PATH and this will break running host
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# binaries (even /bin/sh) in the SDK as they detect a newer glibc from the SDK
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# in those paths and we hit symbol errors. We saw particular problems with symbol
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# mismatch on ubuntu1804 during development. To avoid this we have an SDK built
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# binary which unsets LD_LIBRARY_PATH, which can then call the wrapper script
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# where the context is easier to do the env maniupations needed
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install -d ${SYS_BINDIR}
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outfile="${SYS_BINDIR}/target-rust-ccld"
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${CC} ${WORKDIR}/target-rust-ccld.c -o $outfile
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chmod +x "$outfile"
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create_sdk_wrapper "${SYS_BINDIR}/target-rust-ccld-wrapper" "CC"
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ENV_SETUP_DIR=${D}${base_prefix}/environment-setup.d
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mkdir "${ENV_SETUP_DIR}"
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RUST_ENV_SETUP_SH="${ENV_SETUP_DIR}/rust.sh"
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RUST_TARGET_TRIPLE=`echo ${RUST_TARGET_SYS} | tr '[:lower:]' '[:upper:]' | sed 's/-/_/g'`
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RUST_HOST_TRIPLE=`echo ${RUST_HOST_SYS} | tr '[:lower:]' '[:upper:]' | sed 's/-/_/g'`
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SDKLOADER=${@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)}${@bb.utils.contains('SDK_ARCH', 'ppc64le', 'ld64.so.2', '', d)}
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cat <<- EOF > "${RUST_ENV_SETUP_SH}"
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export CARGO_TARGET_${RUST_TARGET_TRIPLE}_RUSTFLAGS="--sysroot=\$OECORE_TARGET_SYSROOT/usr -C link-arg=--sysroot=\$OECORE_TARGET_SYSROOT"
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export CARGO_TARGET_${RUST_HOST_TRIPLE}_RUNNER="\$OECORE_NATIVE_SYSROOT/lib/${SDKLOADER}"
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export RUST_TARGET_PATH="\$OECORE_NATIVE_SYSROOT/usr/lib/${TARGET_SYS}/rustlib"
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EOF
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chown -R root.root ${D}
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CARGO_ENV_SETUP_SH="${ENV_SETUP_DIR}/cargo.sh"
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cat <<- EOF > "${CARGO_ENV_SETUP_SH}"
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export CARGO_HOME="\$OECORE_TARGET_SYSROOT/home/cargo"
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mkdir -p "\$CARGO_HOME"
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# Init the default target once, it might be otherwise user modified.
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if [ ! -f "\$CARGO_HOME/config" ]; then
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touch "\$CARGO_HOME/config"
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echo "[build]" >> "\$CARGO_HOME/config"
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echo 'target = "'${RUST_TARGET_SYS}'"' >> "\$CARGO_HOME/config"
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echo '# TARGET_SYS' >> "\$CARGO_HOME/config"
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echo '[target.'${RUST_TARGET_SYS}']' >> "\$CARGO_HOME/config"
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echo 'linker = "target-rust-ccld"' >> "\$CARGO_HOME/config"
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fi
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# Keep the below off as long as HTTP/2 is disabled.
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export CARGO_HTTP_MULTIPLEXING=false
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export CARGO_HTTP_CAINFO="\$OECORE_NATIVE_SYSROOT/etc/ssl/certs/ca-certificates.crt"
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EOF
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}
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FILES:${PN} += "${base_prefix}/environment-setup.d"
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