From 857f1ef8b2592fbfcff74c52b5911f8172829641 Mon Sep 17 00:00:00 2001
From: Sveinung Rundhovde <ssru@equinor.com>
Date: Tue, 3 Oct 2023 15:08:15 +0200
Subject: [PATCH] Build wheels for Apple arm64 architecture

---
 .github/workflows/build.yaml  |  3 +++
 .github/workflows/wheels.yaml |  7 ++++++-
 python/pyproject.toml         | 17 +++++++++++++++++
 3 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 3cc1fbc8..27408f22 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -23,6 +23,9 @@ jobs:
             analyzers: "cppcheck"
             scan: "scan-build --status-bugs"
             mkdoc: "-DBUILD_DOC=ON -DSPHINX_ARGS=-WT"
+          - os: macos-13-xlarge
+            privledges: "sudo"
+            arch: arm64
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/wheels.yaml b/.github/workflows/wheels.yaml
index 30d6bb33..ab1f04a9 100644
--- a/.github/workflows/wheels.yaml
+++ b/.github/workflows/wheels.yaml
@@ -25,6 +25,8 @@ jobs:
             arch: i686
           - os: macOS-10.15
             arch: x86_64
+          - os: macos-13-xlarge
+            arch: arm64
 
     steps:
       - uses: actions/checkout@v2
@@ -36,6 +38,9 @@ jobs:
         if: ${{ matrix.arch == 'aarch64' }}
         name: Set up QEMU
 
+      - if: ${{ matrix.os == 'ubuntu-20.04' }}
+        run: apt install gcc
+
       - name: Install cibuildwheel
         run: python -m pip install cibuildwheel
 
@@ -44,7 +49,7 @@ jobs:
           CIBW_ENVIRONMENT_WINDOWS: >
             CMAKE_GENERATOR="${{ matrix.cmake_generator }}"
             CMAKE_GENERATOR_PLATFORM="${{ matrix.cmake_generator_platform }}"
-          CIBW_SKIP: pp* *-musllinux_*
+          CIBW_SKIP: pp* *-musllinux_* cp312-*
           CIBW_ARCHS: ${{ matrix.arch }}
         run: |
             python -m cibuildwheel --output-dir wheelhouse python/
diff --git a/python/pyproject.toml b/python/pyproject.toml
index 1f1f5c1a..c11f1aee 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -62,4 +62,21 @@ select = "cp311*"
 manylinux-x86_64-image = "manylinux2014"
 
 [tool.cibuildwheel.macos]
+before-build = [
+    """sudo cmake \
+        -S . \
+        -B build \
+        -DCMAKE_BUILD_TYPE=Release \
+        -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+        -DBUILD_TESTING=OFF \
+        -DBUILD_PYTHON=OFF \
+        -DBUILD_BIN=OFF \
+    """,
+    """sudo cmake \
+        --build build \
+        --parallel \
+        --target install \
+        --config Release \
+    """,
+]
 environment = { CXXFLAGS="-L/usr/local/lib" }