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125 lines
4.2 KiB
125 lines
4.2 KiB
6 years ago
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enable_language(C)
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enable_language(CXX)
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include(CheckIncludeFile)
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include(CheckIncludeFileCXX)
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include(CheckIncludeFiles)
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set(CMAKE_REQUIRED_LIBRARIES does_not_exist)
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#============================================================================
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check_include_file("stddef.h" HAVE_STDDEF_H_1)
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if(NOT HAVE_STDDEF_H_1)
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message(SEND_ERROR "HAVE_STDDEF_H_1 failed but should have passed.")
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endif()
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if(NOT _CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_1 did not warn but should have")
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endif()
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check_include_file("stddef.h" HAVE_STDDEF_H_2) # second does not warn
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if(NOT HAVE_STDDEF_H_2)
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message(SEND_ERROR "HAVE_STDDEF_H_2 failed but should have passed.")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_file_cxx("stddef.h" HAVE_STDDEF_H_CXX_1)
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if(NOT HAVE_STDDEF_H_CXX_1)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_1 failed but should have passed.")
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endif()
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if(NOT _CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_1 did not warn but should have")
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endif()
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check_include_file_cxx("stddef.h" HAVE_STDDEF_H_CXX_2) # second does not warn
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if(NOT HAVE_STDDEF_H_CXX_2)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_2 failed but should have passed.")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_files("stddef.h;stdlib.h" HAVE_STDLIB_H_1)
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if(NOT HAVE_STDLIB_H_1)
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message(SEND_ERROR "HAVE_STDLIB_H_1 failed but should have passed.")
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endif()
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if(NOT _CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDLIB_H_1 did not warn but should have")
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endif()
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check_include_files("stddef.h;stdlib.h" HAVE_STDLIB_H_2) # second does not warn
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if(NOT HAVE_STDLIB_H_2)
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message(SEND_ERROR "HAVE_STDLIB_H_2 failed but should have passed.")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#============================================================================
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cmake_policy(SET CMP0075 OLD)
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# These should not warn.
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# These should pass the checks due to ignoring 'does_not_exist'.
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check_include_file("stddef.h" HAVE_STDDEF_H_3)
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if(NOT HAVE_STDDEF_H_3)
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message(SEND_ERROR "HAVE_STDDEF_H_3 failed but should have passed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_3 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_file_cxx("stddef.h" HAVE_STDDEF_H_CXX_3)
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if(NOT HAVE_STDDEF_H_CXX_3)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_3 failed but should have passed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_3 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_files("stddef.h;stdlib.h" HAVE_STDLIB_H_3)
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if(NOT HAVE_STDLIB_H_3)
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message(SEND_ERROR "HAVE_STDLIB_H_3 failed but should have passed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDLIB_H_3 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#============================================================================
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cmake_policy(SET CMP0075 NEW)
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# These should not warn.
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# These should fail the checks due to requiring 'does_not_exist'.
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check_include_file("stddef.h" HAVE_STDDEF_H_4)
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if(HAVE_STDDEF_H_4)
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message(SEND_ERROR "HAVE_STDDEF_H_4 passed but should have failed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_4 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_file_cxx("stddef.h" HAVE_STDDEF_H_CXX_4)
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if(HAVE_STDDEF_H_CXX_4)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_4 passed but should have failed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDDEF_H_CXX_4 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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#----------------------------------------------------------------------------
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check_include_files("stddef.h;stdlib.h" HAVE_STDLIB_H_4)
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if(HAVE_STDLIB_H_4)
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message(SEND_ERROR "HAVE_STDLIB_H_4 passed but should have failed.")
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endif()
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if(_CIF_CMP0075_WARNED)
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message(SEND_ERROR "HAVE_STDLIB_H_4 warned but should not have")
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endif()
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unset(_CIF_CMP0075_WARNED)
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