CI: make floess_lib a dependency [wheel build]

.github/workflows/build-wheels.yml

@@ -105,9 +105,9 @@ jobs:
         # so easier to separate out here.
         - [ubuntu-22.04, manylinux_x86_64, ""]
         - [macos-13, macosx_x86_64, openblas]
-        - [macos-13, macosx_x86_64, accelerate]
-        - [macos-14, macosx_arm64, accelerate]  # always use accelerate
-        - [windows-2019, win_amd64, ""]
+        # - [macos-13, macosx_x86_64, accelerate]
+        # - [macos-14, macosx_arm64, accelerate]  # always use accelerate
+        # - [windows-2019, win_amd64, ""]
 
         # python: ["cp310", "cp311", "cp312", "cp13"]
         python: ["cp312"]
@@ -183,6 +183,13 @@ jobs:
             DYLD="$DYLD_LIBRARY_PATH:/$PWD/.openblas/lib"
             echo "CIBW_ENVIRONMENT_MACOS=$CIBW PKG_CONFIG_PATH=$PKG_CONFIG_PATH DYLD_LIBRARY_PATH=$DYLD" >> "$GITHUB_ENV"
           fi
+      - name: Linux - Setup
+        if: runner.os == 'Linux'
+        run: |
+            CIBW="RUNNER_OS=macOS"
+            PKG_CONFIG_PATH="/project/.openblas"
+            LD="$LD_LIBRARY_PATH:/project/.openblas/lib"
+            echo "CIBW_ENVIRONMENT_LINUX=$CIBW PKG_CONFIG_PATH=$PKG_CONFIG_PATH LD_LIBRARY_PATH=$LD" >> "$GITHUB_ENV"
 
       - name: Build wheels
         uses: pypa/[email protected]
@@ -195,7 +202,7 @@ jobs:
         run: |
           pushd wheelhouse
           unzip *.whl
-          nm -g skmisc/loess/*.so
+          nm -gu skmisc/loess/*.so
           popd
 
       - name: Check Package Version

pyproject.toml

@@ -173,9 +173,11 @@ manylinux-aarch64-image = "manylinux2014"
 # RUNNER_OS is a GitHub Actions specific env var; define it here so it works on Cirrus CI too
 RUNNER_OS="Linux"
 # /project will be the $PWD equivalent inside the docker used to build the wheel
+# PKG_CONFIG_PATH="/project/.openblas"
 PKG_CONFIG_PATH="/project/.openblas"
 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/project/.openblas/lib"
 
+
 [tool.cibuildwheel.macos]
 # universal2 wheels are not supported (see gh-21233), use `delocate-fuse` if you need them
 # note that universal2 wheels are not built, they're listed in the tool.cibuildwheel.skip

skmisc/loess/meson.build

@@ -16,14 +16,15 @@ loess_cython_gen = generator(
 ###
 
 #### Fortran Loess into a static library
+
 floess_lib = static_library(
   'floess',
   sources: [
     'src/loessf.f',
     'src/linpack_lite.f'
   ],
-  dependencies: [blas_dep, lapack_dep],
   fortran_args: [fortran_ignore_warnings],
+  dependencies: [blas_dep, lapack_dep],
 )
 ###
 

skmisc/meson.build

@@ -147,6 +147,7 @@ endif
 
 # MKL-specific options
 mkl_version_req = '>=2023.0'  # see gh-24824
+mkl_opts = []
 
 # Note that we can only use a BLAS which provides a CBLAS interface. So disable
 # BLAS completely if CBLAS is not found.
@@ -242,6 +243,7 @@ else
 endif
 ###
 
+message(f'BLAS name : @blas_name@')
 #### Dependencies Information
 dependency_map = {
   'BLAS': blas,

tools/wheels/cibw_before_build.sh

@@ -46,6 +46,7 @@ srcdir = os.path.join(os.path.dirname(scipy_openblas64.__file__), ".dylibs")
 if os.path.exists(srcdir):  # macosx delocate
     shutil.copytree(srcdir, os.path.join("$PKG_CONFIG_PATH", ".dylibs"))
 EOF
+    cat $PKG_CONFIG_PATH/scipy-openblas.pc
     # pkg-config scipy-openblas --print-provides
 fi
 if [[ $RUNNER_OS == "Windows" ]]; then

tools/wheels/cibw_test_command.sh

@@ -1,3 +1,18 @@
 set -xe
 
+if [[ $RUNNER_OS == "Windows" ]]; then
+    # GH 20391
+    PY_DIR=$(python -c "import sys; print(sys.prefix)")
+    mkdir $PY_DIR/libs
+fi
+
+if [[ $RUNNER_OS == "macOS"  && $RUNNER_ARCH == "X64" ]]; then
+  # Not clear why this is needed but it seems on x86_64 this is not the default
+  # and without it f2py tests fail
+  export DYLD_LIBRARY_PATH="$DYLD_LIBRARY_PATH:/usr/local/lib"
+  # Needed so gfortran (not clang) can find system libraries like libm (-lm)
+  # in f2py tests
+  export LIBRARY_PATH="$LIBRARY_PATH:/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/lib"
+fi
+
 python -c "import sys; import skmisc; sys.exit(skmisc.test())"