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function(mapnik_set_dep_version dep var)
string(TOUPPER ${dep} m_package_name_upc)
set(m_package_name ${dep})
if(${m_package_name}_VERSION_STRING)
set(${var} ${${m_package_name}_VERSION_STRING} PARENT_SCOPE)
elseif(${m_package_name}_VERSION)
set(${var} ${${m_package_name}_VERSION} PARENT_SCOPE)
elseif(${m_package_name_upc}_VERSION_STRING)
set(${var} ${${m_package_name_upc}_VERSION_STRING} PARENT_SCOPE)
elseif(${m_package_name_upc}_VERSION)
set(${var} ${${m_package_name_upc}_VERSION} PARENT_SCOPE)
endif()
endfunction()
function(mapnik_print_package_info dep)
message(STATUS "Using ${dep} version: ${mapnik_${dep}_version}")
endfunction()
macro(mapnik_find_package dep)
find_package(${dep} ${ARGN})
if(${dep}_FOUND)
list(APPEND mapnik_deps ${dep})
if(mapnik_${dep}_find_args)
list(APPEND mapnik_${dep}_find_args ${ARGN})
else()
set(mapnik_${dep}_find_args ${ARGN})
endif()
mapnik_set_dep_version(${dep} mapnik_${dep}_version)
mapnik_print_package_info(${dep})
else()
message(STATUS "not found: ${dep}")
endif()
endmacro()
macro(mapnik_pkg_check_modules dep)
pkg_check_modules(${dep} ${ARGN})
if(${dep}_FOUND)
list(APPEND mapnik_deps ${dep})
set(mapnik_${dep}_pkg_args ${ARGN})
mapnik_set_dep_version(${dep} mapnik_${dep}_version)
mapnik_print_package_info(${dep})
else()
message(STATUS "not found: ${dep}")
endif()
endmacro()
macro(mapnik_find_threads)
find_package(Threads REQUIRED)
if(CMAKE_THREAD_LIBS_INIT)
message(STATUS "Using Threads (system libraries)")
elseif(CMAKE_USE_WIN32_THREADS_INIT)
message(STATUS "Using Threads (win32 threads)")
elseif(CMAKE_USE_PTHREADS_INIT)
message(STATUS "Using Threads (pthread)")
elseif(CMAKE_HP_PTHREADS_INIT)
message(STATUS "Using Threads (HP thread)")
else()
message(STATUS "Using Threads (unknown backend)")
endif()
endmacro()
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