Add 'tomlplusplus/' from commit '1c8b7466e4946fcc3bf20484c0e1d001202cca5a'

git-subtree-dir: tomlplusplus
git-subtree-mainline: b85e90fc3480da0e6a48da73201a0b22488cc650
git-subtree-split: 1c8b7466e4946fcc3bf20484c0e1d001202cca5a

1 files changed, 44 insertions, 0 deletions

diff --git a/tomlplusplus/src/modules/CMakeLists.txt b/tomlplusplus/src/modules/CMakeLists.txt
new file mode 100644
index 0000000000..5315390175
--- /dev/null
+++ b/tomlplusplus/src/modules/CMakeLists.txt
@@ -0,0 +1,44 @@
+file(GLOB_RECURSE TOMLPLUSPLUS_MODULES *.cppm)
+
+add_library(tomlplusplus_modules)
+target_sources(tomlplusplus_modules
+    PUBLIC
+    FILE_SET CXX_MODULES FILES
+    ${TOMLPLUSPLUS_MODULES}
+)
+
+cmake_minimum_required(VERSION 3.28)
+
+if(NOT COMMAND configure_cpp_module_target)
+  function(configure_cpp_module_target target)
+    if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.28)
+      target_sources(${target} PUBLIC FILE_SET CXX_MODULES FILES ${TOMLPLUSPLUS_MODULES})
+    else()
+      message(WARNING "C++ modules require CMake 3.28+. Using standard compilation.")
+      target_sources(${target} PRIVATE ${TOMLPLUSPLUS_MODULES})
+    endif()
+  endfunction()
+endif()
+
+configure_cpp_module_target(tomlplusplus_modules)
+
+target_link_libraries(tomlplusplus_modules
+  PUBLIC
+    tomlplusplus::tomlplusplus
+)
+
+target_include_directories(tomlplusplus_modules
+  PRIVATE
+    ${tomlplusplus_SOURCE_DIR}/include
+)
+
+target_compile_features(tomlplusplus_modules PUBLIC cxx_std_20)
+
+if(TOMLPLUSPLUS_ENABLE_INSTALL)
+  install(TARGETS tomlplusplus_modules
+    EXPORT tomlplusplus-targets
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    FILE_SET CXX_MODULES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/tomlplusplus/modules
+  )
+endif()