Add GitHub CI

.github/workflows/pr-tests.yaml

@@ -0,0 +1,111 @@
+name: Pull Request Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+    types: [opened, synchronize, reopened, ready_for_review]
+  workflow_dispatch:
+
+jobs:
+
+  # Don't run the check if the PR is a draft
+  check-if-needed:
+    runs-on: ubuntu-latest
+    if: ${{ github.event.pull_request.draft == false }}
+    steps:
+      - shell: bash
+        run: true
+
+  get-oses:
+    runs-on: ubuntu-latest
+    needs: check-if-needed
+    outputs:
+      latest: ${{ steps.all.outputs.all.latest }}
+    steps:
+      - id: all
+        shell: bash
+        run: |
+          echo "value=${ubuntu-20.04}" >> $GITHUB_OUTPUT
+        uses: dyninst/dyninst/.github/actions/os-versions@master
+
+  get-compilers:
+    runs-on: ubuntu-latest
+    needs: check-if-needed
+    outputs:
+      all: ${{ steps.compilers.outputs.value }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          repository: dyninst/dyninst
+          fetch-depth: 1
+          path: dyninst
+
+      - id: compilers
+        shell: bash
+        run: |
+          set -ex
+          script="${GITHUB_WORKSPACE}/dyninst/.github/scripts/compiler_configs.py"
+          names=$(python3 ${script} --print-names)
+          echo "value=${names}" >> $GITHUB_OUTPUT
+
+  pr-tests:
+    runs-on: ubuntu-latest
+    needs: [get-oses, get-compilers]
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ${{ fromJson(needs.get-oses.outputs.latest) }}
+        compiler: ${{ fromJson(needs.get-compilers.outputs.all) }}
+    permissions:
+      packages: read
+    container:
+      image: ghcr.io/dyninst/amd64/${{ matrix.os }}-base:latest
+      credentials:
+        username: ${{ github.actor }}
+        password: ${{ secrets.github_token }}
+    name: PR tests (${{ matrix.os }}, ${{ matrix.compiler }})
+    steps:
+      - name: Checkout Dyninst
+        uses: actions/checkout@v4
+        with:
+          repository: dyninst/dyninst
+          fetch-depth: 1
+          path: dyninst
+
+      - name: Build Dyninst
+        uses: ./dyninst/.github/actions/build
+        with:
+          os: ${{ matrix.os }}
+          compiler: ${{ matrix.compiler }}
+          extra-cmake-flags: "-DDYNINST_EXPORT_ALL=ON"
+          src-dir: "${GITHUB_WORKSPACE}/dyninst"
+          install-dir: "${GITHUB_WORKSPACE}/dyninst/install"
+
+      - name: Checkout unit-tests
+        uses: actions/checkout@v4
+        with:
+          path: unit-tests
+
+      - name: Build unit-tests
+        shell: bash
+        run: |
+          set -ex
+          cd unit-tests
+          mkdir build
+          case "${{ matrix.compiler }}" in
+            clang) cc=clang; cxx=clang++; ;;
+              gcc) cc=gcc; cxx=g++; ;;
+          esac
+          flags="-DCMAKE_C_COMPILER=${cc} "
+          flags+="-DCMAKE_CXX_COMPILER=${cxx} "
+          flags+="-DDYNINST_SOURCE_TREE=${GITHUB_WORKSPACE}/dyninst "
+          flags+="-DDyninst_ROOT=${GITHUB_WORKSPACE}/dyninst/install "
+          cmake . -B build ${flags}
+          cmake --build build --parallel 2
+  
+      - name: Run unit-tests
+        run: |
+          cd unit-tests/build
+          ctest build -VV --output-on-failure .