ci: use action for Intel

Author: henryiii

.github/actions/intel-compiler/Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:20.04
+
+RUN export DEBIAN_FRONTEND="noninteractive" \
+ && apt-get update \
+ && apt-get install -y wget build-essential pkg-config cmake ca-certificates gnupg \
+ && wget https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB \
+ && apt-key add GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB \
+ && echo "deb https://apt.repos.intel.com/oneapi all main" >> /etc/apt/sources.list.d/oneAPI.list \
+ && apt-get update \
+ && apt-get install -y intel-oneapi-compiler-dpcpp-cpp-and-cpp-classic cmake python3-dev python3-pip python3-numpy python3-pytest \
+ && apt-get clean \
+ && rm -rf /var/lib/apt/lists/*
+
+COPY entrypoint.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]

.github/actions/intel-compiler/action.yml

@@ -0,0 +1,11 @@
+description: 'Run and test pybind11 on an Intel compiler'
+inputs:
+  cxxstd:
+    description: 'The version of C++ to use'
+    required: true
+name: 'Check on Intel'
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
+  args:
+    - ${{ inputs.cxxstd }}

.github/actions/intel-compiler/entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash -l
+
+cxxstd=$1
+source /opt/intel/oneapi/setvars.sh
+
+set -ex
+
+python3 -m pip install --upgrade pip
+python3 -m pip install -r tests/requirements.txt --prefer-binary
+
+cmake -S . -B build \
+  -DPYBIND11_WERROR=ON \
+  -DDOWNLOAD_CATCH=ON \
+  -DDOWNLOAD_EIGEN=OFF \
+  -DCMAKE_CXX_STANDARD=$cxxstd \
+  -DCMAKE_CXX_COMPILER=$(which icpc) \
+  -DPYTHON_EXECUTABLE=$(python3 -c "import sys; print(sys.executable)")
+
+cmake --build build -j 2
+
+cmake --build build --target check
+cmake --build build --target cpptest
+cmake --build build --target test_cmake_build

.github/workflows/ci.yml

@@ -400,64 +400,9 @@ jobs:
     steps:
     - uses: actions/checkout@v1
 
-    - name: Add apt repo
-      run: |
-        sudo apt-get update
-        sudo apt-get install -y wget build-essential pkg-config cmake ca-certificates gnupg
-        wget https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB
-        sudo apt-key add GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB
-        echo "deb https://apt.repos.intel.com/oneapi all main" | sudo tee /etc/apt/sources.list.d/oneAPI.list
-
-    - name: Add ICC & Python 3
-      run: sudo apt-get update; sudo apt-get install -y intel-oneapi-compiler-dpcpp-cpp-and-cpp-classic cmake python3-dev python3-numpy python3-pytest python3-pip
-
-    - name: Update pip
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        python3 -m pip install --upgrade pip
-
-    - name: Install dependencies
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        python3 -m pip install -r tests/requirements.txt --prefer-binary
-
-    - name: Configure
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        cmake -S . -B build     \
-        -DPYBIND11_WERROR=ON    \
-        -DDOWNLOAD_CATCH=ON     \
-        -DDOWNLOAD_EIGEN=OFF    \
-        -DCMAKE_CXX_STANDARD=11             \
-        -DCMAKE_CXX_COMPILER=$(which icpc)  \
-        -DCMAKE_VERBOSE_MAKEFILE=ON         \
-        -DPYTHON_EXECUTABLE=$(python3 -c "import sys; print(sys.executable)")
-
-    - name: Build
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        cmake --build build -j 2
-
-    - name: Python tests
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        sudo service apport stop
-        cmake --build build --target check
-
-    - name: C++ tests
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        cmake --build build --target cpptest
-
-    - name: Interface test
-      shell: bash
-      run: |
-        set +e; source /opt/intel/oneapi/setvars.sh; set -e
-        cmake --build build --target test_cmake_build
+    - uses: ./.github/actions/intel-compiler
+      with:
+        cxxstd: 11
 
 
   # Testing on CentOS (manylinux uses a centos base, and this is an easy way