+ implementation

CMakeLists.txt

@@ -0,0 +1,52 @@
+# refcnt/CMakeLists.txt
+
+cmake_minimum_required(VERSION 3.10)
+
+project(xo-refcnt VERSION 0.1)
+enable_language(CXX)
+
+include(cmake/cxx.cmake)
+include(cmake/code-coverage.cmake)
+
+# ----------------------------------------------------------------
+# unit test setup
+
+enable_testing()
+
+
+# activate code coverage for all executables + libraries (when configured with -DCODE_COVERAGE=ON)
+add_code_coverage()
+# 1. assuming that /nix/store/ prefixes .hpp files belonging to gcc, catch2 etc.
+#    we're not interested in code coverage for these sources.
+# 2. exclude the utest/ subdir, we don't need coverage on the unit tests themselves;
+#    rather,  want coverage on the code that the unit tests exercise.
+#
+add_code_coverage_all_targets(EXCLUDE /nix/store/* utest/*)
+
+# ----------------------------------------------------------------
+# c++ settings
+
+set(PROJECT_CXX_FLAGS "-fconcepts-diagnostics-depth=2")
+
+add_definitions(${PROJECT_CXX_FLAGS})
+
+if(NOT CMAKE_CXX_STANDARD)
+    set(CMAKE_CXX_STANDARD 20)
+endif()
+
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+
+# always write compile_commands.json
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE INTERNAL "")
+
+# ----------------------------------------------------------------
+# sources
+
+add_subdirectory(src)
+
+# ----------------------------------------------------------------
+# install .hpp
+
+install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/ DESTINATION include)
+
+# end CMakeLists.txt