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20 lines
715 B
20 lines
715 B
set(ENV_PATH "$ENV{PATH}")
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set(ENV{PATH} "")
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foreach(path "/does_not_exist" "/include" "")
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unset(PrefixInPATH_File CACHE)
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set(CMAKE_PREFIX_PATH "${CMAKE_CURRENT_SOURCE_DIR}${path}")
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find_file(PrefixInPATH_File NAMES PrefixInPATH.h)
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message(STATUS "PrefixInPATH_File='${PrefixInPATH_File}'")
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endforeach()
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set(CMAKE_FIND_USE_CMAKE_PATH OFF)
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set(CMAKE_PREFIX_PATH )
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foreach(path "/does_not_exist" "/include" "")
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unset(PrefixInPATH_File CACHE)
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set(CMAKE_PREFIX_PATH "${CMAKE_CURRENT_SOURCE_DIR}${path}")
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find_file(PrefixInPATH_File NAMES PrefixInPATH.h)
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message(STATUS "PrefixInPATH_File='${PrefixInPATH_File}'")
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endforeach()
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set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH ON)
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set(ENV{PATH} "${ENV_PATH}")
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