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macro(get_WIN32_WINNT version)
if (WIN32 AND CMAKE_SYSTEM_VERSION)
set(ver ${CMAKE_SYSTEM_VERSION})
string(REPLACE "." "" ver ${ver})
string(REGEX REPLACE "([0-9])" "0\\1" ver ${ver})
set(${version} "0x${ver}")
endif()
endmacro()
if(WIN32)
set(BOOST_DEBUG ON)
if(DEFINED ENV{BOOST_ROOT})
set(BOOST_ROOT $ENV{BOOST_ROOT})
set(BOOST_LIBRARYDIR ${BOOST_ROOT}/lib${PLATFORM}-msvc-12.0)
else()
message(FATAL_ERROR "No BOOST_ROOT environment variable could be found! Please make sure it is set and the points to your Boost installation.")
endif()
set(Boost_USE_STATIC_LIBS ON)
set(Boost_USE_MULTITHREADED ON)
set(Boost_USE_STATIC_RUNTIME OFF)
get_WIN32_WINNT(ver)
add_definitions(-D_WIN32_WINNT=${ver})
endif()
find_package(Boost 1.49 REQUIRED system filesystem thread program_options)
add_definitions(-DBOOST_DATE_TIME_NO_LIB)
add_definitions(-DBOOST_REGEX_NO_LIB)
add_definitions(-DBOOST_CHRONO_NO_LIB)
# Find if Boost was compiled in C++03 mode because it requires -DBOOST_NO_CXX11_SCOPED_ENUMS
include (CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_INCLUDES ${Boost_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${Boost_SYSTEM_LIBRARY} ${Boost_FILESYSTEM_LIBRARY})
set(CMAKE_REQUIRED_FLAGS "-std=c++11")
unset(boost_filesystem_copy_links_without_NO_SCOPED_ENUM CACHE)
check_cxx_source_compiles("
#include <boost/filesystem/path.hpp>
#include <boost/filesystem/operations.hpp>
int main() { boost::filesystem::copy_file(boost::filesystem::path(), boost::filesystem::path()); }"
boost_filesystem_copy_links_without_NO_SCOPED_ENUM)
unset(CMAKE_REQUIRED_INCLUDES CACHE)
unset(CMAKE_REQUIRED_LIBRARIES CACHE)
unset(CMAKE_REQUIRED_FLAGS CACHE)
if (NOT boost_filesystem_copy_links_without_NO_SCOPED_ENUM)
if (Boost_VERSION LESS 105100) # 1.51
add_definitions(-DBOOST_NO_SCOPED_ENUMS)
else()
add_definitions(-DBOOST_NO_CXX11_SCOPED_ENUMS)
endif()
endif()
if(Boost_FOUND)
include_directories(${Boost_INCLUDE_DIRS})
endif()
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