46 lines
1.5 KiB
CMake
46 lines
1.5 KiB
CMake
# - Find NeXus library
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# Find the native NEXUS includes and library
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# This module defines
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# NEXUS_INCLUDE_DIR, where to find NeXus.h, etc.
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# NEXUS_LIBRARY, library to link against to use NEXUS
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# NEXUS_FOUND, if false, do not try to use NEXUS.
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find_path(NEXUS_INCLUDE_DIR napi.h
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HINTS "/usr/local/include" "/opt/nexus/include" "/usr/local/include/nexus"
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)
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# find position of napi.h from the end
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string(FIND "${NEXUS_INCLUDE_DIR}" "/napi.h" pos REVERSE)
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# truncate the string
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string(SUBSTRING "${NEXUS_INCLUDE_DIR}" 0 ${pos} substr)
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set(NEXUS_INCLUDE_DIR ${substr})
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unset(substr)
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find_library(NEXUS_LIBRARY NeXus
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HINTS "/usr/lib" "/usr/lib64" "/usr/local/lib" "/usr/local/lib64" "/opt/nexus/lib")
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# get version string
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if (NEXUS_INCLUDE_DIR AND EXISTS ${NEXUS_INCLUDE_DIR}/napi.h)
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file(STRINGS "${NEXUS_INCLUDE_DIR}/napi.h" NEXUS_version_str
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REGEX "^#define[\t ]+NEXUS_VERSION[\t ].*")
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string(REGEX REPLACE "^#define[\t ]+NEXUS_VERSION[\t ]+\"([^\"]*).*"
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"\\1" NEXUS_VERSION_STRING "${NEXUS_version_str}")
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unset(NEXUS_version_str)
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endif()
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# handle the QUIETLY and REQUIRED arguments and set NEXUS_FOUND to TRUE if
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# all listed variables are TRUE
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include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(NEXUS
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REQUIRED_VARS NEXUS_LIBRARY NEXUS_INCLUDE_DIR
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VERSION_VAR NEXUS_VERSION_STRING)
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if (NOT NEXUS_FOUND)
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unset(NEXUS_LIBRARY)
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endif()
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mark_as_advanced(NEXUS_INCLUDE_DIR NEXUS_LIBRARY)
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