.github/workflows/windows.yml: copy VC runtime libraries for release

Signed-off-by: akarin <[email protected]>

.github/workflows/windows.yml

@@ -165,6 +165,31 @@ jobs:
         set -ex
         mv doc/_build/html upload/doc
 
+    - name: Setup VC commands
+      uses: ilammy/msvc-dev-cmd@v1
+      with:
+        arch: ${{matrix.platform}}
+    - name: Copy VC Runtime Libraries
+      shell: bash
+      run: |
+        cd upload
+        while true; do
+          changed=false
+          for dll in *.[dD][lL][lL] *.[Ee][Xx][Ee] *.[Pp][Yy][Dd]; do
+             for dep in $(dumpbin -dependents "$dll" | grep -o -i '\(vc\|msvc\)[a-z0-9_-]*\.dll'); do
+                echo "finding $dep for $dll"
+                if ! test -f ./"$dep"; then
+                  changed=true
+                  src="$(where "$dep" | grep -i 'MSVC' | head -1)"
+                  echo "copying $src for $dep"
+                  test -f "$src" || exit 1
+                  cp -f "$src" .
+                fi
+             done
+          done
+          $changed || break
+        done
+
     - name: Upload release artifact
       uses: actions/upload-artifact@v2
       with: