ci.yml

name: Continuous Integration

on: [pull_request, merge_group]

jobs:
    build-mlibc:
        strategy:
            matrix:
                arch: [x86_64, riscv64, aarch64, x86, m68k]
                builds: [mlibc, mlibc-static, mlibc-shared, mlibc-ansi-only, mlibc-headers-only]
                compiler: [gcc, clang]
                exclude:
                  - compiler: clang
                include:
                  - arch: x86_64
                    builds: mlibc
                    compiler: clang
        name: Build mlibc
        runs-on: ubuntu-20.04
        container:
          image: ghcr.io/managarm/mlibc-crossers:latest
        steps:
          - name: Install prerequisites
            run: |
                apt-get update
                apt-get install -y ninja-build qemu-user \
                                python3-setuptools python3-jsonschema \
                                python3-pexpect python3-pip netbase clang lld
                pip install --break-system-packages -U xbstrap pyexpect meson
          - name: Prepare directories
            run: |
                mkdir src/
                mkdir src/mlibc/
                mkdir build/
          - name: Checkout
            uses: actions/checkout@v2
            with:
              path: src/mlibc/
          - name: Prepare src/
            run: |
                cp mlibc/ci/bootstrap.yml .
                touch mlibc/checkedout.xbstrap
            working-directory: src/
          - name: Prepare build/
            run: |
              cat > bootstrap-site.yml << EOF
              define_options:
                arch: ${{matrix.arch}}
                compiler: ${{matrix.compiler}}
              EOF
              xbstrap init ../src
            working-directory: build/
          - name: Build mlibc
            run: 'xbstrap install ${{matrix.builds}}'
            working-directory: build/
          - name: Check public headers conform to C89/C99/C11
            if: ${{matrix.builds == 'mlibc-headers-only'}}
            working-directory: build/
            run: |
                GCC_ARCH="${{matrix.arch}}"
                case "$GCC_ARCH" in
                  "x86")
                    GCC_ARCH="i686"
                    ;;
                esac
                ALL_HDRS="packages/${{matrix.builds}}/usr/include/**.h"
                GCC_ARGS="$GCC_ARCH-linux-mlibc-gcc -x c -S /dev/null -o /dev/null -I packages/${{matrix.builds}}/usr/include -I packages/linux-headers/usr/include -nostdlib -Werror -Wpedantic -Wsystem-headers"

                # For C89, exclude complex.h, and -Wlong-long
                printf -- '-include\0%s\0' $ALL_HDRS | sed 's/complex.h/stdio.h/' | xargs -0 $GCC_ARGS -std=c89 -Wno-long-long
                printf -- '-include\0%s\0' $ALL_HDRS | xargs -0 $GCC_ARGS -std=c99
                printf -- '-include\0%s\0' $ALL_HDRS | xargs -0 $GCC_ARGS -std=c11
          - name: Test mlibc
            run: 'meson test -v -C pkg-builds/${{matrix.builds}}'
            working-directory: build/

    compile-sysdeps:
        strategy:
            matrix:
                sysdeps: [dripos, lemon, aero, ironclad, lyre, keyronex, managarm, vinix, astral]
        name: Compile sysdeps
        runs-on: ubuntu-22.04
        container:
          image: ghcr.io/managarm/mlibc-crossers:latest
        steps:
          - name: Install prerequisites
            run: |
                apt-get update
                apt-get install -y ninja-build qemu-user \
                                python3-setuptools python3-jsonschema \
                                python3-pip
                pip install --break-system-packages -U xbstrap meson
          - if: ${{ matrix.sysdeps == 'managarm' }}
            name: Checkout bootstrap-managarm
            uses: actions/checkout@v2
            with:
              repository: 'managarm/bootstrap-managarm'
              path: src/
          - name: Checkout
            uses: actions/checkout@v2
            with:
              path: src/mlibc/
          - if: ${{ matrix.sysdeps == 'managarm' }}
            name: Clone managarm/managarm
            uses: actions/checkout@v4
            with:
              repository: 'managarm/managarm'
              path: 'src/mlibc/subprojects/managarm'
          - if: ${{ matrix.sysdeps == 'managarm' }}
            name: Clone managarm/bragi
            uses: actions/checkout@v4
            with:
              repository: 'managarm/bragi'
              path: 'src/mlibc/subprojects/bragi'
          - if: ${{ matrix.sysdeps == 'managarm' }}
            name: Install bragi
            run: |
                pip install --break-system-packages -U bragi
          - name: Set up linux kernel headers
            run: |
                mkdir -p build/mlibc/
                cp src/mlibc/ci/bootstrap.yml src/
                (
                  cd build
                  xbstrap init ../src
                  xbstrap install linux-headers
                )
          - if: ${{ matrix.sysdeps == 'managarm' }}
            name: Set up drm headers
            run: |
                xbstrap install libdrm-headers
                ln -sv $(pwd)/packages/libdrm-headers/usr/src/libdrm-headers ../src/mlibc/subprojects/
            working-directory: build/
          - name: Compile sysdeps
            run: |
                meson setup \
                    "-Dc_args=['-fno-stack-protector', '-U__linux__', '-Wno-error=maybe-uninitialized', '-D__${{matrix.sysdeps}}__']" \
                    "-Dcpp_args=['-fno-stack-protector', '-U__linux__', '-Wno-error=maybe-uninitialized', '-D__${{matrix.sysdeps}}__']" \
                    "-Dbuild_tests=true" \
                    "-Db_sanitize=undefined" \
                    "-Dlinux_kernel_headers=$(pwd)/packages/linux-headers/usr/include" \
                    --cross-file ../src/mlibc/ci/${{matrix.sysdeps}}.cross-file compile-${{matrix.sysdeps}} \
                    "../src/mlibc/"
                ninja -C compile-${{matrix.sysdeps}}
            working-directory: build/