github-actions: replace autotools by cmake

.github/workflows/compile.yml

@@ -0,0 +1,42 @@
+name: compile
+
+on: [push, pull_request]
+
+jobs:
+  stable:
+    runs-on: ubuntu-24.04
+    strategy:
+      fail-fast: false
+      matrix:
+        release:
+        - "ubuntu:20.04"
+        - "ubuntu:22.04"
+        - "ubuntu:24.04"
+        - "debian:oldstable"
+        - "debian:stable"
+        - "debian:testing"
+        - "debian:unstable"
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Prepare ${{ matrix.release }} container
+      run: |
+        podman version
+        podman run --name stable -di --userns=keep-id:uid=1000,gid=1000 -v "$PWD":/home -w /home ${{ matrix.release }} bash
+        podman exec -i stable uname -a
+        podman exec -i stable id
+        podman exec -i -u root stable apt-get update
+        podman exec -e DEBIAN_FRONTEND='noninteractive' -i -u root stable apt-get install -qy gcc clang cmake ninja-build
+
+    - name: Configure & Build with gcc
+      run: |
+        podman exec -i stable rm -rf build
+        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -D CMAKE_C_COMPILER=gcc -B build
+        podman exec -i stable cmake --build build
+
+    - name: Configure & Build with clang
+      run: |
+        podman exec -i stable rm -rf build
+        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -D CMAKE_C_COMPILER=clang -B build
+        podman exec -i stable cmake --build build