image: "rustlang/rust:nightly"

stages:
    - build
    - test

before_script:
    - git submodule update --init --recursive
    - rustup toolchain add "$(cat rust-toolchain)"
    - rustup target add x86_64-unknown-redox --toolchain "$(cat rust-toolchain)"
    - rustup show      # Print version info for debugging

cache:
    paths:
        - target/
        # Redox only:
        - prefix/
        - rust/

build:linux:
    stage: build
    script:
        - make all

build:redox:
    stage: build
    variables:
        TARGET: x86_64-unknown-redox
    script:
        # Install the Redox OS toolchain
        ## (This can't be in before_script because that overrides
        ## the global before_script.)
        - apt-get update -qq
        - apt-get install -qq tar
        - '[ -e "prefix" ] || (mkdir prefix && wget -O - https://static.redox-os.org/toolchain/x86_64-unknown-redox/gcc-install.tar.gz |
          tar --extract --gzip --directory prefix)'
        - export PATH="$PWD/prefix/bin:$PATH"
        - export RUSTUP_TOOLCHAIN="$PWD/prefix"

        # Prepare xargo
        - cargo install xargo
        - '[ -e "rust" ] || git clone -b redox-2019-04-06 "https://gitlab.redox-os.org/redox-os/rust" --recursive'
        - export CARGO=xargo
        - export XARGO_HOME="$PWD/build/xargo"
        - export XARGO_RUST_SRC="$PWD/rust/src"

        # Main script
        - make -j `nproc` headers
        - make -j `nproc` install-headers DESTDIR="$PWD/prefix/$TARGET"
        - make -j `nproc` all

test:linux:
    stage: test
    dependencies:
        - build:linux
    script:
        - make test
        - cd tests && make verify

fmt:
    stage: test
    script:
        - rustup component add rustfmt-preview
        - ./fmt.sh -- --check
    allow_failure: true