.github/workflows: add a quick draft of make distcheck

Signed-off-by: Brice Goglin <[email protected]>

.github/workflows/buildcheck.yaml

@@ -0,0 +1,23 @@
+name: Build checks
+
+on: [push, pull_request]
+
+jobs:
+  build-tarball:
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Install dependencies
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y --no-install-recommends libltdl-dev libcairo2-dev libx11-dev libxml2-dev libxml2-utils libncurses5-dev libxnvctrl-dev libpciaccess-dev libudev-dev pkg-config ocl-icd-opencl-dev autoconf automake libtool doxygen-latex transfig
+    - uses: actions/checkout@v2
+    - name: Build hwloc
+      run: |
+        ./autogen.sh
+        ./configure --prefix=${PWD}/install
+        make distcheck
+    - name: Archive tarballs
+      uses: actions/upload-artifact@v3
+      with:
+        name: tarball
+        path: hwloc-*.tar.{bz2gz}