Add workflow to build Windows version and test cases on MSYS2 with co…

…nfigure

.github/workflows/msys2.yaml

@@ -87,3 +87,33 @@ jobs:
         run: |
           cd src
           make -f Makefile.win MINGW=yes
+
+  configure-win:
+    runs-on: windows-latest
+    defaults:
+      # Reduce verbosity and always run with msys2 as the default shell.
+      # See https://github.com/marketplace/actions/setup-msys2 .
+      run:
+        shell: msys2 {0}
+    steps:
+      - name: Set up prerequisites
+        uses: msys2/setup-msys2@v2
+        with:
+          update: true
+          # The libraries in src/win/lib and src/win/dll are 32-bit.
+          msystem: mingw32
+          install: >-
+            autoconf-wrapper
+            automake-wrapper
+            make
+            mingw-w64-i686-gcc
+
+      - name: Clone Project
+        uses: actions/checkout@v4
+
+      - name: Build
+        run: |
+          ./autogen.sh
+          ./configure --enable-win
+          make install
+          make tests