Test CMake in CI and add initial CMakeLists.txt for tests (#100)

Author: apolukhin

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - toolset: gcc-14
+          - toolset: gcc-14  # Do not remove! It is the only toolset that tests CMake tests down below
             cxxstd: "11,14,17,2a"
             os: ubuntu-24.04
             # UBSAN complains on vtables and fails. No ',undefined -fno-sanitize-recover=undefined' flags!
@@ -92,6 +92,18 @@ jobs:
           ./b2 -d0 headers
           ./b2 -j4 variant=debug tools/inspect
 
+      - name: Run CMake tests
+        if: ${{matrix.toolset == 'gcc-14'}}
+        run: |
+          cd ../boost-root/
+          mkdir __build
+          cd __build
+          cmake -DBUILD_TESTING=1 -DBOOST_INCLUDE_LIBRARIES=dll -DCMAKE_CXX_COMPILER=g++-14 -DCMAKE_C_COMPILER=gcc-14 ..
+          cmake --build . --target tests
+          ctest --output-on-failure --no-tests=error
+          cd ..
+          rm -rf __build
+
       - name: Run tests
         run: |
           cd ../boost-root

CMakeLists.txt

@@ -10,12 +10,9 @@ project(boost_dll VERSION "${BOOST_SUPERPROJECT_VERSION}" LANGUAGES CXX)
 
 option(BOOST_DLL_USE_STD_FS "Use std::filesystem instead of Boost.Filesystem" OFF)
 
-add_library(boost_dll INTERFACE)
-add_library(Boost::dll ALIAS boost_dll)
-
-target_include_directories(boost_dll INTERFACE include)
-
-target_link_libraries(boost_dll
+add_library(boost_dll_base INTERFACE)
+target_include_directories(boost_dll_base INTERFACE include)
+target_link_libraries(boost_dll_base
   INTERFACE
     Boost::assert
     Boost::config
@@ -28,13 +25,32 @@ target_link_libraries(boost_dll
     ${CMAKE_DL_LIBS}
 )
 
+
+add_library(boost_dll_std_fs INTERFACE)
+target_link_libraries(boost_dll_std_fs
+  INTERFACE
+    boost_dll_base
+)
+target_compile_definitions(boost_dll_std_fs INTERFACE BOOST_DLL_USE_STD_FS)
+target_compile_features(boost_dll_std_fs INTERFACE cxx_std_17)
+
+add_library(boost_dll_boost_fs INTERFACE)
+target_link_libraries(boost_dll_boost_fs
+  INTERFACE
+    boost_dll_base
+    Boost::filesystem
+)
+
+
+add_library(boost_dll INTERFACE)
 if(BOOST_DLL_USE_STD_FS)
-  target_compile_definitions(boost_dll INTERFACE BOOST_DLL_USE_STD_FS)
-  target_compile_features(boost_dll INTERFACE cxx_std_17)
+  target_link_libraries(boost_dll INTERFACE boost_dll_std_fs)
 else()
-  target_link_libraries(boost_dll INTERFACE Boost::filesystem)
+  target_link_libraries(boost_dll INTERFACE boost_dll_boost_fs)
 endif()
 
+add_library(Boost::dll ALIAS boost_dll)
+
 if(BUILD_TESTING AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/test/CMakeLists.txt")
 
   add_subdirectory(test)

README.md

@@ -6,8 +6,8 @@ Boost.DLL is a part of the [Boost C++ Libraries](https://github.com/boostorg). I
 
 Branches        | Build         | Tests coverage | More info
 ----------------|-------------- | -------------- |-----------
-Develop:        | [![CI](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml/badge.svg?branch=develop)](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml) [![Build status](https://ci.appveyor.com/api/projects/status/t6q6yhcabtk5b99l/branch/develop?svg=true)](https://ci.appveyor.com/project/apolukhin/boost-dll/branch/develop)  | [![Coverage Status](https://coveralls.io/repos/apolukhin/Boost.DLL/badge.png?branch=develop)](https://coveralls.io/r/apolukhin/Boost.DLL?branch=develop) | [details...](https://www.boost.org/development/tests/develop/developer/dll.html)
-Master:         | [![CI](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml)  [![Build status](https://ci.appveyor.com/api/projects/status/t6q6yhcabtk5b99l/branch/master?svg=true)](https://ci.appveyor.com/project/apolukhin/boost-dll/branch/master)  | [![Coverage Status](https://coveralls.io/repos/apolukhin/Boost.DLL/badge.png?branch=master)](https://coveralls.io/r/apolukhin/Boost.DLL?branch=master) | [details...](https://www.boost.org/development/tests/master/developer/dll.html)
+Develop:        | [![CI](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml/badge.svg?branch=develop)](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml) [![Build status](https://ci.appveyor.com/api/projects/status/t6q6yhcabtk5b99l/branch/develop?svg=true)](https://ci.appveyor.com/project/apolukhin/boost-dll/branch/develop)  | [![Coverage Status](https://coveralls.io/repos/apolukhin/Boost.DLL/badge.png?branch=develop)](https://coveralls.io/r/apolukhin/Boost.DLL?branch=develop) | [details...](https://regression.boost.io/develop/developer/dll.html)
+Master:         | [![CI](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/apolukhin/Boost.DLL/actions/workflows/ci.yml)  [![Build status](https://ci.appveyor.com/api/projects/status/t6q6yhcabtk5b99l/branch/master?svg=true)](https://ci.appveyor.com/project/apolukhin/boost-dll/branch/master)  | [![Coverage Status](https://coveralls.io/repos/apolukhin/Boost.DLL/badge.png?branch=master)](https://coveralls.io/r/apolukhin/Boost.DLL?branch=master) | [details...](https://regression.boost.io/master/developer/dll.html)
 
 [Latest developer documentation](https://www.boost.org/doc/libs/develop/doc/html/boost_dll.html)
 

test/CMakeLists.txt

@@ -0,0 +1,13 @@
+# Copyright  (c) 2016-2025 Antony Polukhin
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+
+if(NOT TARGET tests)
+  add_custom_target(tests)
+endif()
+
+add_executable(dll_tests_cpp_mangling "cpp_mangling.cpp")
+target_link_libraries(dll_tests_cpp_mangling Boost::dll)
+add_test(NAME dll_tests_cpp_mangling COMMAND dll_tests_cpp_mangling)
+add_dependencies(tests dll_tests_cpp_mangling)
+