Directly link to MSYS2's .dll.a files

.github/workflows/test-msys2.yaml

@@ -4,7 +4,7 @@ on:
   workflow_dispatch:
 
 env:
-  IMAGE_MAGICK_LIBS: "MagickCore-7.Q16HDRI;MagickWand-7.Q16HDRI"
+  IMAGE_MAGICK_LIBS: "libMagickCore-7.Q16HDRI.dll.a;libMagickWand-7.Q16HDRI.dll.a"
 
 jobs:
   build:
@@ -16,21 +16,10 @@ jobs:
         run: |
           export PATH="/mingw64/bin:$PATH"
           pacman --noconfirm -S mingw-w64-x86_64-imagemagick mingw-w64-x86_64-pkg-config
-          cd /mingw64/lib
-          mv libMagickCore-7.Q16HDRI.dll.a MagickCore-7.Q16HDRI.lib
-          mv libMagickWand-7.Q16HDRI.dll.a MagickWand-7.Q16HDRI.lib
-
-      - name: Set environment variables
-        shell: C:\msys64\usr\bin\bash.exe --login '{0}'
-        run: |
-          export PATH="/mingw64/bin:$PATH"
-          echo "BINDGEN_EXTRA_CLANG_ARGS=$(MagickCore-config --cppflags)" >> $GITHUB_ENV
-
       - uses: Swatinem/rust-cache@v2
         with:
           cache-on-failure: true
       - name: Test
         run: |
-          echo $env:BINDGEN_EXTRA_CLANG_ARGS
+          $env:PATH = "C:\msys64\usr\bin;C:\msys64\mingw64\bin;$env:PATH"
-          $env:PATH = "C:\msys64\mingw64\bin;C:\msys64\usr\bin;$env:PATH"
+          cargo test -- --skip test_set_background_color
-          cargo test test_new_drop -- --nocapture

build.rs

@@ -260,6 +260,11 @@ fn determine_mode<T: AsRef<str>>(libdirs: &Vec<PathBuf>, libs: &[T]) -> &'static
         (true, false) => return "static",
         (false, true) => return "dylib",
         (false, false) => {
+            let can_static_verbatim = libs.iter().all(|l| files.contains(l.as_ref()));
+            if can_static_verbatim {
+                return "static:+verbatim";
+            }
+
             panic!(
                 "ImageMagick libdirs at `{:?}` do not contain the required files \
                  to either statically or dynamically link ImageMagick",