feat: Add macos wheel builds

Author: edeustua

.github/workflows/publish.yml

@@ -16,8 +16,7 @@ jobs:
     strategy:
       matrix:
         # macos-13 is an intel runner, macos-14 is apple silicon
-        #os: [ubuntu-latest, windows-latest, macos-13, macos-14]
-        os: [ubuntu-latest]
+        os: [ubuntu-latest, macos-13]
 
     steps:
       - uses: actions/checkout@v4
@@ -28,14 +27,7 @@ jobs:
           pip install twine
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.21.3
-        # env:
-        #   CIBW_SOME_OPTION: value
-        #    ...
-        # with:
-        #   package-dir: .
-        #   output-dir: wheelhouse
-        #   config-file: "{package}/pyproject.toml"
+        uses: pypa/cibuildwheel@v2.23.3
 
       - name: Publish PyPI
         env:
@@ -49,4 +41,4 @@ jobs:
       - uses: actions/upload-artifact@v4
         with:
           name: cibw-wheels-${{ matrix.os }}-${{ strategy.job-index }}
-          path: ./wheelhouse/*.whl
+          path: ./wheelhouse/*.whl

devtools/ciwheels/cibw_before_build_macos.sh

@@ -0,0 +1,32 @@
+set -e
+
+# Install homebrew
+export NONINTERACTIVE=1
+/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
+echo 'eval "$(/usr/local/bin/brew shellenv)"' >> /Users/runner/.bash_profile
+eval "$(/usr/local/bin/brew shellenv)"
+
+env
+
+set -x
+
+PROJECT_DIR="$1"
+PLATFORM=$(uname -m)
+echo $PLATFORM
+
+# TODO: Add licenses if need be. Also check the linux cibw script
+# cat $PROJECT_DIR/tools/wheels/LICENSE_osx.txt >> $PROJECT_DIR/LICENSE.txt
+
+# Install GFortran + OpenBLAS
+
+if [[ $PLATFORM == "x86_64" ]]; then
+  # Install openblas
+  /usr/local/bin/brew update
+  /usr/local/bin/brew install gcc gfortran openblas
+
+  ln -sf  /usr/local/bin/gfortran-14 /usr/local/bin/gfortran
+fi
+
+
+python -m pip install -U --pre pip
+python -m pip install ninja meson-python

pyproject.toml

@@ -74,7 +74,7 @@ markers = ["short: marks tests as short (deselect with '-m \"not short\"')"]
 
 [tool.cibuildwheel]
 #skip = "cp36-* cp37-* cp38-* pp* *_ppc64le *_i686 *_s390x"
-build = "cp310-manylinux_x86_64 cp311-manylinux_x86_64 cp312-manylinux_x86_64 cp313-manylinux_x86_64"
+build = "cp310-manylinux_x86_64 cp311-manylinux_x86_64 cp312-manylinux_x86_64 cp313-manylinux_x86_64 cp312-macosx_x86_64"
 build-verbosity = 3
 # gmpy2 and scikit-umfpack are usually added for testing. However, there are
 # currently wheels missing that make the test script fail.
@@ -87,6 +87,18 @@ manylinux-aarch64-image = "manylinux2014"
 before-build = "bash {project}/devtools/ciwheels/cibw_before_build_linux.sh {project}"
 config-settings = "setup-args='-Dblas=cibuild'"
 
+[tool.cibuildwheel.macos]
+before-build = "bash {project}/devtools/ciwheels/cibw_before_build_macos.sh {project}"
+
+[tool.cibuildwheel.macos.environment]
+PKG_CONFIG_PATH = "{project}:/usr/local/opt/openblas/lib/pkgconfig"
+MACOSX_DEPLOYMENT_TARGET = "13.0"
+PATH = "$PATH:/usr/local/bin"
+CC = "/usr/local/bin/gcc-14"
+CXX = "/usr/local/bin/g++-14"
+FC = "/usr/local/bin/gfortran-14"
+
+
 [tool.cibuildwheel.linux.environment]
 # /project will be the $PWD equivalent inside the docker used to build the wheel
 PKG_CONFIG_PATH = "/project/"