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travis: Fuchsia builder
This change introduces a Dockerfile and script which builds a complete Fuchsia toolchain which can be used to build Rust distribution for Fuchsia. We only support cross-compiling at the moment, hence only setting the target.
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‎src/ci/docker/cross/Dockerfile

+24-4
Original file line numberDiff line numberDiff line change
@@ -3,12 +3,12 @@ FROM ubuntu:16.04
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RUN apt-get update && apt-get install -y --no-install-recommends \
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g++ \
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make \
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ninja-build \
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file \
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curl \
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ca-certificates \
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python2.7 \
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python2.7-dev \
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git \
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cmake \
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sudo \
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xz-utils \
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zlib1g-dev \
@@ -19,7 +19,15 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
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bzip2 \
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patch \
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libssl-dev \
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pkg-config
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pkg-config \
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swig \
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libedit-dev \
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libncurses5-dev
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# CMake 3.8.0 is the first version with official support for Fuchsia,
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# which is needed to build the Fuchsia toolchain.
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RUN curl -L https://cmake.org/files/v3.8/cmake-3.8.0-rc1-Linux-x86_64.tar.gz | \
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tar xzf - -C /usr/local --strip-components=1
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ENV SCCACHE_DIGEST=7237e38e029342fa27b7ac25412cb9d52554008b12389727320bd533fd7f05b6a96d55485f305caf95e5c8f5f97c3313e10012ccad3e752aba2518f3522ba783
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RUN curl -L https://api.pub.build.mozilla.org/tooltool/sha512/$SCCACHE_DIGEST | \
@@ -31,6 +39,10 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
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ENTRYPOINT ["/usr/bin/dumb-init", "--"]
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WORKDIR /tmp
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COPY shared.sh /tmp/
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COPY build-fuchsia.sh /tmp/
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RUN ./build-fuchsia.sh
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COPY build-rumprun.sh /tmp/
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RUN ./build-rumprun.sh
@@ -65,10 +77,18 @@ ENV TARGETS=$TARGETS,arm-unknown-linux-musleabi
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ENV TARGETS=$TARGETS,arm-unknown-linux-musleabihf
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ENV TARGETS=$TARGETS,armv7-unknown-linux-musleabihf
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ENV TARGETS=$TARGETS,sparc64-unknown-linux-gnu
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ENV TARGETS=$TARGETS,x86_64-unknown-fuchsia
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ENV TARGETS=$TARGETS,aarch64-unknown-fuchsia
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ENV CC_mipsel_unknown_linux_musl=mipsel-openwrt-linux-gcc \
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CC_mips_unknown_linux_musl=mips-openwrt-linux-gcc \
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CC_sparc64_unknown_linux_gnu=sparc64-linux-gnu-gcc
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CC_sparc64_unknown_linux_gnu=sparc64-linux-gnu-gcc \
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AR_x86_64_unknown_fuchsia=x86_64-unknown-fuchsia-ar \
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CC_x86_64_unknown_fuchsia=x86_64-unknown-fuchsia-clang \
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CXX_x86_64_unknown_fuchsia=x86_64-unknown-fuchsia-clang++ \
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AR_aarch64_unknown_fuchsia=aarch64-unknown-fuchsia-ar \
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CC_aarch64_unknown_fuchsia=aarch64-unknown-fuchsia-clang \
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CXX_aarch64_unknown_fuchsia=aarch64-unknown-fuchsia-clang++
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# Suppress some warnings in the openwrt toolchains we downloaded
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ENV STAGING_DIR=/tmp

‎src/ci/docker/cross/build-fuchsia.sh

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@@ -0,0 +1,114 @@
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#!/bin/bash
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# Copyright 2017 The Rust Project Developers. See the COPYRIGHT
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# file at the top-level directory of this distribution and at
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# http://rust-lang.org/COPYRIGHT.
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#
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# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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# option. This file may not be copied, modified, or distributed
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# except according to those terms.
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set -ex
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source shared.sh
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# Download sources
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SRCS=(
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"https://fuchsia.googlesource.com/magenta magenta 29f09e6"
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"https://fuchsia.googlesource.com/third_party/llvm llvm 0f6af23"
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"https://fuchsia.googlesource.com/third_party/clang llvm/tools/clang 71b73d0"
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"https://fuchsia.googlesource.com/third_party/lld llvm/tools/lld af25ab9"
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"https://fuchsia.googlesource.com/third_party/lldb llvm/tools/lldb 90fe975"
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"https://fuchsia.googlesource.com/third_party/compiler-rt llvm/runtimes/compiler-rt 2edda55"
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"https://fuchsia.googlesource.com/third_party/libcxx llvm/runtimes/libcxx b7fd0be"
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"https://fuchsia.googlesource.com/third_party/libcxxabi llvm/runtimes/libcxxabi 66c8647"
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"https://fuchsia.googlesource.com/third_party/libunwind llvm/runtimes/libunwind 43ce8ac"
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)
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fetch() {
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mkdir -p $2
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pushd $2 > /dev/null
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curl -sL $1/+archive/$3.tar.gz | tar xzf -
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popd > /dev/null
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}
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for i in "${SRCS[@]}"; do
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fetch $i
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done
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# Build toolchain
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cd llvm
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mkdir build
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cd build
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hide_output cmake -GNinja \
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-DFUCHSIA_SYSROOT=${PWD}/../../magenta/third_party/ulib/musl \
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-C ../tools/clang/cmake/caches/Fuchsia.cmake \
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..
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hide_output ninja stage2-distribution
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hide_output ninja stage2-install-distribution
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cd ../..
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# Build sysroot
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rm -rf llvm/runtimes/compiler-rt
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./magenta/scripts/download-toolchain
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build_sysroot() {
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local arch="$1"
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case "${arch}" in
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x86_64) tgt="magenta-pc-x86-64" ;;
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aarch64) tgt="magenta-qemu-arm64" ;;
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esac
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hide_output make -C magenta -j$(getconf _NPROCESSORS_ONLN) $tgt
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dst=/usr/local/${arch}-unknown-fuchsia
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mkdir -p $dst
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cp -r magenta/build-${tgt}/sysroot/include $dst/
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cp -r magenta/build-${tgt}/sysroot/lib $dst/
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cd llvm
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mkdir build-runtimes-${arch}
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cd build-runtimes-${arch}
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hide_output cmake -GNinja \
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-DCMAKE_C_COMPILER=clang \
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-DCMAKE_CXX_COMPILER=clang++ \
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-DCMAKE_AR=/usr/local/bin/llvm-ar \
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-DCMAKE_RANLIB=/usr/local/bin/llvm-ranlib \
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-DCMAKE_INSTALL_PREFIX= \
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-DLLVM_MAIN_SRC_DIR=${PWD}/.. \
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-DLLVM_BINARY_DIR=${PWD}/../build \
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-DLLVM_ENABLE_WERROR=OFF \
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-DCMAKE_BUILD_TYPE=Release \
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-DLLVM_INCLUDE_TESTS=ON \
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-DCMAKE_SYSTEM_NAME=Fuchsia \
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-DCMAKE_C_COMPILER_TARGET=${arch}-fuchsia \
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-DCMAKE_CXX_COMPILER_TARGET=${arch}-fuchsia \
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-DUNIX=1 \
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-DLIBCXX_HAS_MUSL_LIBC=ON \
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-DLIBCXXABI_USE_LLVM_UNWINDER=ON \
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-DCMAKE_SYSROOT=${dst} \
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-DCMAKE_C_COMPILER_FORCED=TRUE \
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-DCMAKE_CXX_COMPILER_FORCED=TRUE \
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-DLLVM_ENABLE_LIBCXX=ON \
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-DCMAKE_EXE_LINKER_FLAGS="-nodefaultlibs -lc" \
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-DCMAKE_SHARED_LINKER_FLAGS="$(clang --target=${arch}-fuchsia -print-libgcc-file-name)" \
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../runtimes
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hide_output env DESTDIR="${dst}" ninja install
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cd ../..
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}
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build_sysroot "x86_64"
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build_sysroot "aarch64"
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rm -rf magenta llvm
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for arch in x86_64 aarch64; do
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for tool in clang clang++; do
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cat >/usr/local/bin/${arch}-unknown-fuchsia-${tool} <<EOF
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#!/bin/sh
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${tool} --target=${arch}-unknown-fuchsia --sysroot=/usr/local/${arch}-unknown-fuchsia "\$@"
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EOF
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chmod +x /usr/local/bin/${arch}-unknown-fuchsia-${tool}
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done
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ln -s /usr/local/bin/llvm-ar /usr/local/bin/${arch}-unknown-fuchsia-ar
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done

‎src/ci/docker/cross/shared.sh

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@@ -0,0 +1,25 @@
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# Copyright 2017 The Rust Project Developers. See the COPYRIGHT
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# file at the top-level directory of this distribution and at
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# http://rust-lang.org/COPYRIGHT.
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#
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# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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# option. This file may not be copied, modified, or distributed
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# except according to those terms.
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hide_output() {
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set +x
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on_err="
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echo ERROR: An error was encountered with the build.
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cat /tmp/build.log
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exit 1
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"
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trap "$on_err" ERR
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bash -c "while true; do sleep 30; echo \$(date) - building ...; done" &
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PING_LOOP_PID=$!
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"$@" &> /tmp/build.log
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trap - ERR
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kill $PING_LOOP_PID
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set -x
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}

‎src/tools/build-manifest/src/main.rs

+2
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@@ -45,6 +45,7 @@ static HOSTS: &'static [&'static str] = &[
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static TARGETS: &'static [&'static str] = &[
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"aarch64-apple-ios",
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"aarch64-unknown-fuchsia",
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"aarch64-linux-android",
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"aarch64-unknown-linux-gnu",
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"arm-linux-androideabi",
@@ -86,6 +87,7 @@ static TARGETS: &'static [&'static str] = &[
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"x86_64-pc-windows-msvc",
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"x86_64-rumprun-netbsd",
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"x86_64-unknown-freebsd",
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"x86_64-unknown-fuchsia",
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"x86_64-unknown-linux-gnu",
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"x86_64-unknown-linux-musl",
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"x86_64-unknown-netbsd",

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