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Add an option(FMT_IMPORT_STD) after review

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This commit is contained in:
ClausKlein 2026-02-24 05:53:41 +01:00
parent daecf828ad
commit 104179591a
1 changed files with 5 additions and 8 deletions
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13
CMakeLists.txt
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@ -1,4 +1,4 @@
cmake_minimum_required(VERSION 3.30...4.3)
cmake_minimum_required(VERSION 3.8...4.3)
include_guard(GLOBAL)
# Fallback for using newer policies on CMake <3.12.
@ -75,7 +75,7 @@ function(add_module_library name)
if (CMAKE_COMPILER_IS_GNUCXX)
target_compile_options(${name} PUBLIC -fmodules-ts)
if (CMAKE_VERSION VERSION_GREATER_EQUAL 4.3)
set(FMT_IMPORT_STD ON)
option(FMT_IMPORT_STD "Enable use of import std;" OFF)
endif()
endif ()
@ -89,16 +89,13 @@ function(add_module_library name)
"CMAKE_CXX_COMPILER_IMPORT_STD=${CMAKE_CXX_COMPILER_IMPORT_STD}"
)
if(${CMAKE_CXX_STANDARD} IN_LIST CMAKE_CXX_COMPILER_IMPORT_STD)
set(CMAKE_CXX_MODULE_STD ON)
set(CMAKE_CXX_SCAN_FOR_MODULES ON)
message(STATUS "CMAKE_CXX_MODULE_STD=${CMAKE_CXX_MODULE_STD}")
message(STATUS "Use FMT_IMPORT_STD=${FMT_IMPORT_STD}")
target_compile_definitions(${name} PUBLIC FMT_IMPORT_STD)
message(STATUS "Use CXX_MODULE_STD=ON")
set_target_properties(${name} PROPERTIES CXX_MODULE_STD ON)
else()
set(CMAKE_CXX_MODULE_STD OFF)
message(WARNING "CMAKE_CXX_MODULE_STD=${CMAKE_CXX_MODULE_STD}")
message(WARNING "CXX_MODULE_STD=OFF")
endif()
message(STATUS "FMT_IMPORT_STD=${FMT_IMPORT_STD}")
endif()
if (FMT_USE_CMAKE_MODULES)