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CheckLanguage: Simplify test project generation

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Inspired-by: Oleg Derevenetz <oleg-derevenetz@yandex.ru>
This commit is contained in:
Brad King
2025-04-24 08:48:09 -04:00
parent 7ae8764710
commit f290240b0b
1 changed files with 9 additions and 19 deletions
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28
Modules/CheckLanguage.cmake
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@@ -77,31 +77,21 @@ macro(check_language lang)
message(CHECK_START "${_desc}")
file(REMOVE_RECURSE ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/Check${lang})
set(extra_compiler_variables)
set(_input_variables "set(CMAKE_MODULE_PATH \"${CMAKE_MODULE_PATH}\")\n")
set(_output_variables "set(CMAKE_${lang}_COMPILER \\\"\${CMAKE_${lang}_COMPILER}\\\")\n")
if("${lang}" MATCHES "^(CUDA|HIP)$" AND NOT CMAKE_GENERATOR MATCHES "Visual Studio")
set(extra_compiler_variables "set(CMAKE_${lang}_HOST_COMPILER \\\"\${CMAKE_${lang}_HOST_COMPILER}\\\")")
string(APPEND _output_variables "set(CMAKE_${lang}_HOST_COMPILER \\\"\${CMAKE_${lang}_HOST_COMPILER}\\\")\n")
endif()
if("${lang}" STREQUAL "HIP")
list(APPEND extra_compiler_variables "set(CMAKE_${lang}_PLATFORM \\\"\${CMAKE_${lang}_PLATFORM}\\\")")
string(APPEND _output_variables "set(CMAKE_${lang}_PLATFORM \\\"\${CMAKE_${lang}_PLATFORM}\\\")\n")
endif()
list(TRANSFORM extra_compiler_variables PREPEND "\"")
list(TRANSFORM extra_compiler_variables APPEND "\\n\"")
list(JOIN extra_compiler_variables "\n " extra_compiler_variables)
set(_cl_content
"cmake_minimum_required(VERSION ${CMAKE_VERSION})
set(CMAKE_MODULE_PATH \"${CMAKE_MODULE_PATH}\")
project(Check${lang} ${lang})
file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\"
\"set(CMAKE_${lang}_COMPILER \\\"\${CMAKE_${lang}_COMPILER}\\\")\\n\"
${extra_compiler_variables}
)"
)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/Check${lang}/CMakeLists.txt"
"${_cl_content}")
"cmake_minimum_required(VERSION ${CMAKE_VERSION})
${_input_variables}
project(Check${lang} LANGUAGES ${lang})
file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\" \"${_output_variables}\")")
if(CMAKE_GENERATOR_INSTANCE)
set(_D_CMAKE_GENERATOR_INSTANCE "-DCMAKE_GENERATOR_INSTANCE:INTERNAL=${CMAKE_GENERATOR_INSTANCE}")
else()