From 73ddb8145a78a9b9bd8bca3cb68158cb60affc0e Mon Sep 17 00:00:00 2001
From: Alena Chaikouskaya <alec@equinor.com>
Date: Wed, 1 Nov 2023 18:09:58 +0100
Subject: [PATCH] Build MacOS ARM wheels

Note that we have to copy lots of code because it seems like toml files
do now allow to share flow any other way.
---
 .github/workflows/wheels.yaml |  5 ++-
 README.md                     | 16 ++++-----
 python/pyproject.toml         | 63 +++++++++++++++++++++++++++++++++++
 3 files changed, 75 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/wheels.yaml b/.github/workflows/wheels.yaml
index 05b01e94a..30ad81efa 100644
--- a/.github/workflows/wheels.yaml
+++ b/.github/workflows/wheels.yaml
@@ -32,6 +32,8 @@ jobs:
             arch: i686
           - os: macos-11
             arch: x86_64
+          - os: macos-13-xlarge
+            arch: arm64
 
     steps:
       - name: Disable autocrlf
@@ -65,7 +67,8 @@ jobs:
           CIBW_ARCHS: ${{ matrix.arch }}
           # musllinux arch skip: unlikely someone wants to run dlisio on alpine on non-standard architecture
           # musllinux cp37 and cp38 skip: latest available numpy doesn't provide musslinux wheels, so it is unlikely useful
-          CIBW_SKIP: pp* *-musllinux_i686 *-musllinux_aarch64 cp37*-musllinux* cp38*-musllinux* cp36-*
+          # macosx 38 skip: cibuildwheel can't test it
+          CIBW_SKIP: pp* *-musllinux_i686 *-musllinux_aarch64 cp37*-musllinux* cp38*-musllinux* cp38*-macosx_*:arm64 cp36-*
 
         run: |
             python -m cibuildwheel --output-dir wheelhouse python/
diff --git a/README.md b/README.md
index 164e07731..05da7cac6 100644
--- a/README.md
+++ b/README.md
@@ -47,14 +47,14 @@ pip install dlisio
 ```
 
 
-|   | macOS Intel | Windows 64bit | Windows 32bit | manylinux x86_64 | manylinux aarch64 | manylinux i686 | musllinux x86_64
-|---------------|----|-----|-----|----|----|----|----|
-| CPython 3.7   | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | -  |
-| CPython 3.8   | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | -  |
-| CPython 3.9   | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ |
-| CPython 3.10  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ |
-| CPython 3.11  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ |
-| CPython 3.12  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ |
+|   | macOS Intel | macOS ARM | Windows 64bit | Windows 32bit | manylinux x86_64 | manylinux aarch64 | manylinux i686 | musllinux x86_64
+|---------------|----|-----|-----|----|----|----|----|----|
+| CPython 3.7   | ✅ | -   | ✅  | ✅ | ✅ | ✅ | ✅ | -  |
+| CPython 3.8   | ✅ | -   | ✅  | ✅ | ✅ | ✅ | ✅ | -  |
+| CPython 3.9   | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ | ✅ |
+| CPython 3.10  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ | ✅ |
+| CPython 3.11  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ | ✅ |
+| CPython 3.12  | ✅ | ✅  | ✅  | ✅ | ✅ | ✅ | ✅ | ✅ |
 
 See [Build dlisio](#Build-dlisio) for building dlisio from source.
 
diff --git a/python/pyproject.toml b/python/pyproject.toml
index 2c647dbcb..2f6bc6795 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -114,3 +114,66 @@ before-build= [
 
 [tool.cibuildwheel.macos]
 environment = { CXXFLAGS="-L/usr/local/lib" }
+
+before-all = [
+    """curl                                                             \
+        -L https://github.com/fmtlib/fmt/archive/refs/tags/7.1.3.tar.gz \
+        -o fmt-7.1.3.tar.gz                                             \
+    """,
+    "tar xf fmt-7.1.3.tar.gz",
+    """cmake                \
+        -S fmt-7.1.3        \
+        -B fmt-7.1.3/build  \
+        -DFMT_TEST=OFF      \
+        -DFMT_DOC=OFF       \
+    """,
+    """sudo cmake                    \
+        --build fmt-7.1.3/build \
+        --target install        \
+        --config Release        \
+    """,
+    """git clone https://github.com/equinor/layered-file-protocols.git""",
+    """cmake                                    \
+        -S layered-file-protocols               \
+        -B layered-file-protocols/build         \
+        -DCMAKE_POSITION_INDEPENDENT_CODE=ON    \
+        -DLFP_FMT_HEADER_ONLY=ON                \
+        -DBUILD_TESTING=OFF                     \
+    """,
+    """sudo cmake                                    \
+        --build layered-file-protocols/build    \
+        --target install                        \
+        --config Release                        \
+    """,
+    """curl                                                                 \
+        -L https://github.com/mpark/variant/archive/refs/tags/v1.4.0.tar.gz \
+        -o variant-1.4.0.tar.gz                                             \
+    """,
+    "tar xf variant-1.4.0.tar.gz",
+    """cmake                    \
+        -S variant-1.4.0        \
+        -B variant-1.4.0/build  \
+    """,
+    """sudo cmake                        \
+        --build variant-1.4.0/build \
+        --target install            \
+        --config Release            \
+    """,
+]
+
+before-build = [
+    """cmake                                 \
+        -S .                                 \
+        -B build                             \
+        -DCMAKE_BUILD_TYPE=Release           \
+        -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+        -DBUILD_TESTING=OFF                  \
+        -DBUILD_PYTHON=OFF                   \
+    """,
+    """sudo cmake             \
+        --build build    \
+        --parallel       \
+        --target install \
+        --config Release \
+    """,
+]