From 42d10e3950307537d4f2fa2116d6d01455f2452a Mon Sep 17 00:00:00 2001
From: Yuichi Motoyama <y-motoyama@issp.u-tokyo.ac.jp>
Date: Fri, 25 Aug 2023 10:09:30 +0900
Subject: [PATCH 1/2] Update CONFIG=apple and add CI test on macOS-11 (#47)

* test on macos

* update

* update

* update

* update

* update

* update

* update

* update
---
 .github/workflows/main.yml | 23 ++++++++++++++++++++---
 config/apple.cmake         | 12 ++++++++----
 2 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7d2322e3..fcedccb4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,16 +4,27 @@ on: [push]
 
 jobs:
   ctest:
-    runs-on: ubuntu-20.04
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: ["ubuntu-22.04", "macos-11", "ubuntu-20.04"]
+      fail-fast: false
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: apt
+        if: ${{ runner.os == 'Linux' }}
         run: |
           sudo apt update
           sudo apt install liblapack-dev openmpi-bin libopenmpi-dev libscalapack-openmpi-dev
 
+      - name: brew
+        if: ${{ runner.os == 'macOS' }}
+        run: |
+          brew install openmpi scalapack libomp
+
       - name: pip
         run: |
           python -m pip install numpy
@@ -26,7 +37,13 @@ jobs:
         working-directory: ${{runner.workspace}}/build
         shell: bash
         run: |
-          cmake -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
+          if [ ${{ runner.os }} = "macOS" ] ; then
+            # CONFIG=apple requires gfortran but macOS runner has not, but gfortran-11, 12, ...
+            ln -s `which gfortran-11` gfortran
+            env PATH=`pwd`:$PATH HOMEBREW_PREFIX=/usr/local cmake -DCONFIG=apple -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
+          else
+            cmake -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
+          fi
 
       - name: build
         working-directory: ${{runner.workspace}}/build
diff --git a/config/apple.cmake b/config/apple.cmake
index 9b197129..73082407 100644
--- a/config/apple.cmake
+++ b/config/apple.cmake
@@ -1,15 +1,19 @@
 # for Apple clang compiler
 # additional libomp and gfortran installation required
 # mac computers are suggested to use this configuration for better performance
+
+if(NOT $ENV{HOMEBREW_PREFIX})
+  message(FATAL "Homebrew is not installed. Please install Homebrew first.")
+endif()
+
 set(CMAKE_C_COMPILER "clang" CACHE STRING "" FORCE)
 set(CMAKE_CXX_COMPILER "clang++" CACHE STRING "" FORCE)
 set(CMAKE_C_FLAGS_DEBUG "-g -O0 -Wall  -Wformat -Werror=format-security")
 set(CMAKE_C_FLAGS_RELEASE "-O3 -Wno-unknown-pragmas -Wno-logical-not-parentheses")
-set(CMAKE_Fortran_COMPILER "gfortran" CACHE STRING "" FORCE)
+# set(CMAKE_Fortran_COMPILER "gfortran" CACHE STRING "" FORCE)
 
 # OpenMP with libomp
-set(CMAKE_EXE_LINKER_FLAGS "-L/usr/local/lib -lomp") 
-set(OpenMP_C_FLAGS "-Xpreprocessor -fopenmp" CACHE STRING "" FORCE) 
+set(CMAKE_EXE_LINKER_FLAGS "-L$ENV{HOMEBREW_PREFIX}/opt/libomp/lib -lomp") 
+set(OpenMP_C_FLAGS "-I$ENV{HOMEBREW_PREFIX}/opt/libomp/include -Xpreprocessor -fopenmp" CACHE STRING "" FORCE) 
 set(OpenMP_C_LIB_NAMES "")
 set(CMAKE_OSX_SYSROOT "")
-

From a8b568667c54ed558fefbdfd59a324114e43d2d5 Mon Sep 17 00:00:00 2001
From: Yuichi Motoyama <y-motoyama@issp.u-tokyo.ac.jp>
Date: Fri, 10 May 2024 11:25:33 +0900
Subject: [PATCH 2/2] update CI script (#56)

* update CI script (macOS-latest, macOS-13)

* update

* OMP_NUM_THREADS=1

* set OMP=1 only for macos test

* add scheduled CI
---
 .github/workflows/main.yml | 25 ++++++++++++++++++++-----
 1 file changed, 20 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fcedccb4..b49b05fe 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,6 +1,9 @@
 name: CI
 
-on: [push]
+on:
+  push:
+  schedule:
+    - cron: '0 0 1,15 * *' # JST 9:00 on 1st and 15th every month
 
 jobs:
   ctest:
@@ -8,11 +11,17 @@ jobs:
 
     strategy:
       matrix:
-        os: ["ubuntu-22.04", "macos-11", "ubuntu-20.04"]
+        os: ["ubuntu-22.04", "ubuntu-20.04", "macos-latest"]
+        ompsize: [1, 4]
+        exclude:
+          - os: "macos-latest"
+            ompsize: 4 # OMP on macOS is too slow
       fail-fast: false
+    env:
+      OMP_NUM_THREADS: ${{ matrix.ompsize }}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: apt
         if: ${{ runner.os == 'Linux' }}
@@ -25,9 +34,13 @@ jobs:
         run: |
           brew install openmpi scalapack libomp
 
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
       - name: pip
         run: |
-          python -m pip install numpy
           python3 -m pip install numpy
 
       - name: make workspace
@@ -40,10 +53,12 @@ jobs:
           if [ ${{ runner.os }} = "macOS" ] ; then
             # CONFIG=apple requires gfortran but macOS runner has not, but gfortran-11, 12, ...
             ln -s `which gfortran-11` gfortran
-            env PATH=`pwd`:$PATH HOMEBREW_PREFIX=/usr/local cmake -DCONFIG=apple -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
+            env PATH=`pwd`:$PATH cmake -DCONFIG=apple -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
           else
             cmake -DCMAKE_VERBOSE_MAKEFILE=ON $GITHUB_WORKSPACE
           fi
+        env:
+          HOMEBREW_PREFIX: /opt/homebrew
 
       - name: build
         working-directory: ${{runner.workspace}}/build