dfsg-ize.yml

name: "DFSG-ize"
on:
  push:
  pull_request:

permissions: {}

jobs:
  dfsg-checks:
    strategy:
      matrix:
        strip: [strip, nostrip]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: "Install prerequisites"
        env:
          DEBIAN_FRONTEND: "noninteractive"
        run: |
          sudo apt-get update --quiet
          sudo apt-get install --no-install-recommends --yes \
            build-essential \
            pkg-config

      - name: "Strip binaries"
        if: ${{ matrix.strip == 'strip' }}
        run: |
          for lib in $(find . -type f -name lib\*.so.\*); do
            strip "${lib}";
          done

      - name: "Install files"
        run: |
          sudo mkdir -p /lib/firmware/intel

          cat README.md | \
            awk 'BEGIN { \
                FS="/"; \
              } \
              /^```/ { \
                getline; \
                if ($1 == "# Runtime files") { \
                  while ($1 != "```") { \
                    print $0; \
                    getline; \
                  } \
                } \
              }' | \
            sed 's,ipu6-camera-bins/,./,' | \
            sudo sh -x

      - name: "Test linking with ld-linux.so"
        run: |
          ld_linux=$(which /lib/*/ld-linux*)
          for lib in $(find . -type f -name lib\*.so.\*); do
            echo "Verifying ${lib}"
            rm -f ret; LD_DEBUG=all "${ld_linux}" --verify "${lib}" || echo $? >ret
            if [ -e ret ]; then
              echo "Return value: $(<ret)"
              test "$(<ret)" != "1"
            fi
          done

      - name: "Test linking with pkg-config"
        run: |
          echo "int main() {return 0;}" | tee test.c
          for pc in $(find . -type f -name \*.pc -printf "%f\n"); do
            pc=${pc%.pc}
            echo "Compiling against $pc"
            gcc test.c -o a.out \
              -Wl,--no-as-needed -Wl,--no-undefined \
              $(pkg-config --cflags --libs $pc)
            ldd a.out
          done

      - name: "Test linking with a single shared lib directly"
        run: |
          echo "int main() {return 0;}" | tee test.c
          for lib in $(find . -type f -name lib\*.so.\*); do
            soname=${lib##*/}
            libname=${soname#lib}
            libname=${libname%.so.*}
            echo "Compiling against ${soname}"
            gcc test.c -o a.out \
              -Wl,--no-as-needed -Wl,--no-undefined \
              -L${lib%/*} -l${libname}
            ldd a.out
          done