fix mingw

Author: TheNicker

.github/workflows/cmake-multi-platform.yml

@@ -1,93 +1,87 @@
-# This starter workflow is for a CMake project running on multiple platforms. There is a different starter workflow if you just want a single platform.
-# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-single-platform.yml
 name: CMake on multiple platforms
 
 on:
   push:
-    branches: [ "master"]
+    branches: [ "master" ]
   pull_request:
-    branches: [ "master"]
+    branches: [ "master" ]
 
 jobs:
   build:
     runs-on: ${{ matrix.os }}
 
     strategy:
-      # Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
       fail-fast: true
-
-      # Set up a matrix to run the following 3 configurations:
-      # 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
-      # 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
-      # 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
-      #
-      # To add more build types (Release, Debug, RelWithDebInfo, etc.) customize the build_type list.
       matrix:
-        os: [windows-latest, ubuntu-latest]
-        build_type: [Release]
-        c_compiler: [gcc, clang, cl, mingw]
+        os: [ubuntu-latest, windows-latest]
+        build_type: [Release, Debug]
+        c_compiler: [gcc, clang, cl, x86_64-w64-mingw32-gcc]
+
+        # Defaults applied to all
+        defaults:
+          mingw: false
+          exe_suffix: ""
+
         include:
           - os: windows-latest
             c_compiler: cl
             cpp_compiler: cl
+            exe_suffix: .exe
+
           - os: ubuntu-latest
             c_compiler: gcc
             cpp_compiler: g++
+
           - os: ubuntu-latest
             c_compiler: clang
             cpp_compiler: clang++
+
+          - os: ubuntu-latest
+            c_compiler: x86_64-w64-mingw32-gcc
+            cpp_compiler: x86_64-w64-mingw32-g++
+            mingw: true
+            exe_suffix: .exe
+
         exclude:
           - os: windows-latest
             c_compiler: gcc
           - os: windows-latest
             c_compiler: clang
+          - os: windows-latest
+            c_compiler: x86_64-w64-mingw32-gcc
           - os: ubuntu-latest
             c_compiler: cl
-          - os: windows-latest
-            c_compiler: mingw
 
     steps:
-    - uses: actions/checkout@v3
- 
-    - name: Git update submodules 
-      run: |
-        git submodule update --init --recursive --depth 1
-
-    - name: Set reusable strings
-      # Turn repeated input strings (such as the build output directory) into step outputs. These step outputs can be used throughout the workflow file.
-      id: strings
-      shell: bash
-      run: |
-        echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
-
-    - name: Configure CMake
-      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
-      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: >
-        cmake -B ${{ steps.strings.outputs.build-output-dir }}
-        -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
-        -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
-        -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
-        -S ${{ github.workspace }}
-
-    - name: Build
-      # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
-      run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
-
-    - name: Test windows
-      working-directory: ${{ steps.strings.outputs.build-output-dir }}/Example/Release
-      if: matrix.os == 'windows-latest'
-      run: |
-        ./ImageLoaderExample.exe
-
-    - name: Test Ubuntu
-      working-directory: ${{ steps.strings.outputs.build-output-dir }}/Example
-      if: matrix.os == 'ubuntu-latest'
-      run: |
-        ./ImageLoaderExample
-
-    - name: Test Ubuntu (mingw)
-      working-directory: ${{ steps.strings.outputs.build-output-dir }}/Example
-      if: matrix.os == 'ubuntu-latest'
-      run: |
-        ./ImageLoaderExample.exe
+      - uses: actions/checkout@v3
+
+      - name: Install MinGW (only if mingw is true)
+        if: matrix.mingw == true
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y mingw-w64
+
+      - name: Update submodules
+        run: git submodule update --init --recursive --depth 1
+
+      - name: Set build directory
+        id: vars
+        run: echo "dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
+
+      - name: Configure CMake
+        run: >
+          cmake -S . -B ${{ steps.vars.outputs.dir }}
+          -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
+          -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
+          -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
+          ${{ matrix.mingw && '-DCMAKE_TOOLCHAIN_FILE=mingw-w64-x86_64.cmake' || '' }}
+
+      - name: Build
+        run: cmake --build ${{ steps.vars.outputs.dir }} --config ${{ matrix.build_type }}
+
+      - name: Run tests
+        working-directory: >-
+          ${{ steps.vars.outputs.dir }}/Example${{
+            matrix.os == 'windows-latest' && format('/{0}', matrix.build_type) || ''
+          }}
+        run: ./ImageLoaderExample${{ matrix.exe_suffix }}