49 lines
1.5 KiB
CMake
49 lines
1.5 KiB
CMake
set(PROJ_PREFIX "" CACHE PATH "The path to the prefix of an Proj installation")
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find_path(PROJ_INCLUDE_DIR NAMES proj.h proj_api.h
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PATHS
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${PROJ_PREFIX}/include
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/opt/local/include
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/usr/include
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/usr/local/include
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)
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find_library(PROJ_LIBRARIES NAMES proj
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PATHS
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${PROJ_PREFIX}/lib
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/opt/local/lib
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/usr/lib
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/usr/local/lib
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)
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if(PROJ_INCLUDE_DIR AND PROJ_LIBRARIES AND NOT TARGET PROJ)
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get_filename_component(PROJ_LIBRARY_DIR ${PROJ_LIBRARIES} PATH)
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set(PROJ_FOUND TRUE)
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add_library(Proj::Proj INTERFACE IMPORTED)
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set_target_properties(Proj::Proj PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${PROJ_INCLUDE_DIR}"
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INTERFACE_LINK_LIBRARIES "${PROJ_LIBRARIES}"
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)
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endif()
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if(PROJ_FOUND)
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if(NOT PROJ_FIND_QUIETLY)
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MESSAGE(STATUS "Found Proj: ${PROJ_LIBRARIES}")
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endif()
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set(HAVE_PROJ 1)
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if(EXISTS ${PROJ_INCLUDE_DIR}/proj.h)
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file(READ ${PROJ_INCLUDE_DIR}/proj.h proj_version)
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string(REGEX REPLACE "^.*PROJ_VERSION_MAJOR +([0-9]+).*$" "\\1" PROJ_VERSION_MAJOR "${proj_version}")
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elseif(EXISTS ${PROJ_INCLUDE_DIR}/proj_api.h)
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file(READ ${PROJ_INCLUDE_DIR}/proj_api.h proj_version)
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string(REGEX REPLACE "^.*PJ_VERSION ([0-9]+).*$" "\\1" PJ_VERSION "${proj_version}")
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string(REGEX REPLACE "([0-9])([0-9])([0-9])" "\\1" PROJ_VERSION_MAJOR "${PJ_VERSION}")
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endif()
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set(PROJ_VERSION_MAJOR "${PROJ_VERSION_MAJOR}" CACHE INTERNAL "")
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elseif(PROJ_FOUND)
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if(PROJ_FIND_REQUIRED)
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message(FATAL_ERROR "Could not find Proj")
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endif()
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endif()
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