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cmake: don't undefine passed options

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This commit is contained in:
Alexander Alekhin 2018-10-23 14:45:51 +03:00
parent d8ffddd075
commit 971c4ca10b
1 changed files with 5 additions and 3 deletions
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8
cmake/OpenCVUtils.cmake
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@ -603,10 +603,12 @@ macro(OCV_OPTION variable description value)
option(${variable} "${description}" ${__value})
endif()
else()
if(DEFINED ${variable})
# TODO: message(WARNING "Option will be ignored: ${variable} (=${${variable}})")
if(DEFINED ${variable} AND NOT OPENCV_HIDE_WARNING_UNSUPPORTED_OPTION)
message(WARNING "Unexpected option: ${variable} (=${${variable}})\nCondition: IF (${__condition})")
endif()
if(OPENCV_UNSET_UNSUPPORTED_OPTION)
unset(${variable} CACHE)
endif()
unset(${variable} CACHE)
endif()
unset(__condition)
unset(__value)