feat: support cmake config-file and create cmake.yml

.github/workflows/cmake.yml

@@ -0,0 +1,38 @@
+name: CMake
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+env:
+  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
+    # You can convert this to a matrix build if you need cross-platform coverage.
+    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        submodules: 'true'
+
+    - 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 ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+
+    - name: Build
+      # Build your program with the given configuration
+      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+
+    - name: Test
+      working-directory: ${{github.workspace}}/build
+      # Execute tests defined by the CMake configuration.
+      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+      run: ctest -C ${{env.BUILD_TYPE}}

.gitignore

@@ -1,5 +1,6 @@
 .idea
 cmake-build*
+Testing
 .DS_Store
 .cache
 /.vs

CMakeLists.txt

@@ -4,9 +4,14 @@
 # (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
 
 cmake_minimum_required(VERSION 3.12)
-project(libstdaudio)
+project(libstdaudio
+  VERSION 0.1.0
+  LANGUAGES CXX
+)
 
-set(CMAKE_CXX_STANDARD 17)
+include(CheckIncludeFileCXX)
+
+set(CMAKE_CXX_STANDARD 23)
 
 if (MSVC)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4 /WX")
@@ -18,6 +23,56 @@ if (APPLE)
     set(CMAKE_EXE_LINKER_FLAGS "-framework CoreAudio")
 endif ()
 
+CHECK_INCLUDE_FILE_CXX(mdspan MDSPAN_EXIST)
+if (NOT MDSPAN_EXIST)
+  add_subdirectory(third_party/mdspan)
+endif()
+
+add_library(audio INTERFACE)
+add_library(std::audio ALIAS audio)
+target_include_directories(audio INTERFACE
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+target_link_libraries(audio INTERFACE std::mdspan)
+
+###################################################
+
+install(TARGETS audio EXPORT audioTargets
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+)
+
+install(EXPORT audioTargets
+    FILE audioTargets.cmake
+    NAMESPACE std::
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/audio
+)
+
+export(TARGETS audio
+    NAMESPACE std::
+    FILE audioTargets.cmake
+)
+
+install(DIRECTORY include/experimental DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+
+include(CMakePackageConfigHelpers)
+configure_package_config_file(cmake/audioConfig.cmake.in
+  ${CMAKE_CURRENT_BINARY_DIR}/audioConfig.cmake
+  INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/audio
+)
+write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/audioConfigVersion.cmake
+  COMPATIBILITY SameMajorVersion
+  ARCH_INDEPENDENT
+)
+
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/audioConfig.cmake ${CMAKE_CURRENT_BINARY_DIR}/audioConfigVersion.cmake
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/audio
+)
+
+###################################################
+# Test and Examples, move into their own directory
+###################################################
+
 include_directories(include)
 
 add_executable(white_noise examples/white_noise.cpp)
@@ -29,4 +84,4 @@ add_executable(level_meter examples/level_meter.cpp)
 add_executable(test
         test/test_main.cpp
         test/audio_buffer_test.cpp
-        test/audio_device_test.cpp)
+        test/audio_device_test.cpp)

cmake/audioConfig.cmake.in

@@ -0,0 +1,3 @@
+@PACKAGE_INIT@
+
+include("${CMAKE_CURRENT_LIST_DIR}/audioTargets.cmake")