2022-11-03 08:47:52 +01:00
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cmake_policy(SET CMP0067 NEW)
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enable_language(CXX)
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# Add our own -std= flag to the try_compile check.
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set(CMAKE_REQUIRED_FLAGS -std=c++11)
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# Tell CMP0128 NEW behavior to append a -std= flag (after ours).
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if(CMAKE_CXX_EXTENSIONS_DEFAULT)
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set(CMAKE_CXX_EXTENSIONS OFF)
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else()
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set(CMAKE_CXX_EXTENSIONS ON)
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endif()
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include(CheckSourceCompiles)
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check_source_compiles(CXX "
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${check_cxx_std}
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int main()
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{
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return 0;
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}
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" SRC_COMPILED)
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if(NOT SRC_COMPILED)
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2023-05-23 16:38:00 +02:00
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message("Check failed to compile:")
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set(configure_log "${CMAKE_BINARY_DIR}/CMakeFiles/CMakeConfigureLog.yaml")
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if(EXISTS "${configure_log}")
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file(READ "${configure_log}" log_content)
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else()
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set(log_content "")
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endif()
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if(log_content MATCHES [[( -
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kind: "try_compile-v1"(
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+ [^
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]+)+
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checks:
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- "Performing Test SRC_COMPILED"(
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+ [^
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]+)+)]])
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message("${configure_log} contains:\n${CMAKE_MATCH_1}")
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2022-11-03 08:47:52 +01:00
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endif()
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endif()
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