Fix: CMake-Built Wheel Install (#131)

* CI: Unit Tests as Installed by CMake

* Powershell rm -r -fo

* Fix: CMake-based Wheel Build

Pre-builts the libraries that are picked up by `setup.py`.

* CI: Make Shared AMReX lib available

* Add Missing __init__.py Files

Recursive copy was not yet needed.

.github/workflows/ubuntu.yml

@@ -64,6 +64,12 @@ jobs:
       run: |
         ctest --test-dir build --output-on-failure
 
+    - name: Unit tests as installed
+      run: |
+        sudo cp build/lib/libamrex_*.so /usr/lib/
+        rm -rf build
+        python3 -m pytest tests
+
   clang6:
     name: Clang@6.0 w/o MPI
     runs-on: ubuntu-20.04

.github/workflows/windows.yml

@@ -64,3 +64,8 @@ jobs:
         if(!$?) { Exit $LASTEXITCODE }
         cmake --build build --config Debug --target pip_install
         if(!$?) { Exit $LASTEXITCODE }
+    - name: Unit tests as Installed
+      run: |
+        $env:PATH += ';C:/Program Files (x86)/pyAMReX/bin/'
+        rm -r -fo build
+        python3 -m pytest tests

CMakeLists.txt

@@ -249,7 +249,7 @@ set(pyAMReX_CUSTOM_TARGET_PREFIX "${_pyAMReX_CUSTOM_TARGET_PREFIX_DEFAULT}"
 add_custom_target(${pyAMReX_CUSTOM_TARGET_PREFIX}pip_wheel
     ${CMAKE_COMMAND} -E rm -f -r amrex-whl
     COMMAND
-        ${CMAKE_COMMAND} -E env PYAMREX_LIBDIR=$<TARGET_FILE_DIR:pyAMReX_${AMReX_SPACEDIM_LAST}d>
+        ${CMAKE_COMMAND} -E env PYAMREX_LIBDIR=${CMAKE_PYTHON_OUTPUT_DIRECTORY}/amrex/
             ${Python_EXECUTABLE} -m pip wheel -v --no-build-isolation --no-deps --wheel-dir=amrex-whl ${pyAMReX_SOURCE_DIR}
     WORKING_DIRECTORY
         ${pyAMReX_BINARY_DIR}

setup.py

@@ -41,23 +41,9 @@ def run(self):
         # call superclass
         build.run(self)
 
-        # matches: amrex_*d_pybind.*.(so|pyd)
-        re_libprefix = re.compile(r"amrex_.d_pybind\..*\.(?:so|pyd)")
-        libs_found = []
-        for lib_name in os.listdir(PYAMREX_libdir):
-            if re_libprefix.match(lib_name):
-                lib_path = os.path.join(PYAMREX_libdir, lib_name)
-                libs_found.append(lib_path)
-        if len(libs_found) == 0:
-            raise RuntimeError(
-                "Error: no pre-build pyAMReX libraries found in "
-                "PYAMREX_libdir='{}'".format(PYAMREX_libdir)
-            )
-
-        # copy external libs into collection of files in a temporary build dir
+        # copy Python module artifacts and sources
         dst_path = os.path.join(self.build_lib, "amrex")
-        for lib_path in libs_found:
-            shutil.copy(lib_path, dst_path)
+        shutil.copytree(PYAMREX_libdir, dst_path, dirs_exist_ok=True)
 
 
 class CMakeExtension(Extension):