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34 lines
848 B
34 lines
848 B
cmake_minimum_required (VERSION 2.8)
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project(CheckLanguage NONE)
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include(CheckLanguage)
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set(langs )
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set(expect_C 1)
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set(expect_CXX 1)
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if(APPLE)
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set(expect_OBJC 1)
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set(expect_OBJCXX 1)
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endif()
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unset(expect_Fortran)
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set(expect_NoSuchLanguage 0)
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set(LANGUAGES C CXX Fortran CUDA NoSuchLanguage)
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if(APPLE)
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list(APPEND LANGUAGES OBJC OBJCXX)
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endif()
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foreach(lang ${LANGUAGES})
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check_language(${lang})
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if(NOT DEFINED CMAKE_${lang}_COMPILER)
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message(FATAL_ERROR "check_language(${lang}) did not set result")
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endif()
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if(DEFINED expect_${lang})
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if(expect_${lang} AND NOT CMAKE_${lang}_COMPILER)
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message(FATAL_ERROR "check_language(${lang}) should not fail!")
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elseif(NOT expect_${lang} AND CMAKE_${lang}_COMPILER)
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message(FATAL_ERROR "check_language(${lang}) should not succeed!")
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endif()
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endif()
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endforeach()
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