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# - Find CGAL
# Find the CGAL includes and client library
# This module defines
# CGAL_INCLUDE_DIR, where to find CGAL.h
# CGAL_LIBRARIES, the libraries needed to use CGAL.
# CGAL_FOUND, If false, do not try to use CGAL.
if(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
set(CGAL_FOUND TRUE)
else(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
FIND_PATH(CGAL_INCLUDE_DIR CGAL/basic.h
${CGAL_ROOT}/include
/usr/include
/usr/local/include
$ENV{ProgramFiles}/CGAL/*/include
$ENV{SystemDrive}/CGAL/*/include
)
find_library(CGAL_LIBRARIES NAMES CGAL libCGAL
PATHS
${CGAL_ROOT}/lib
/usr/lib
/usr/local/lib
/usr/lib/CGAL
/usr/lib64
/usr/local/lib64
/usr/lib64/CGAL
$ENV{ProgramFiles}/CGAL/*/lib
$ENV{SystemDrive}/CGAL/*/lib
)
# set(Boost_DEBUG ON)
find_package(Boost COMPONENTS thread REQUIRED)
if(Boost_FOUND)
set(BOOST_THREAD_LIBRARIES ${Boost_LIBRARIES})
endif(Boost_FOUND)
# check boost version we may need other components
if("${Boost_VERSION}" VERSION_GREATER "104900")
find_package(Boost COMPONENTS thread system REQUIRED)
if(Boost_FOUND)
set(BOOST_THREAD_LIBRARIES ${Boost_LIBRARIES})
endif(Boost_FOUND)
endif("${Boost_VERSION}" VERSION_GREATER "104900")
find_library(GMP_LIBRARIES NAMES gmp libgmp
PATHS
${GMP_ROOT}/lib
/usr/lib
/usr/local/lib
/usr/lib/gmp
/usr/lib64
/usr/local/lib64
/usr/lib64/gmp
$ENV{ProgramFiles}/gmp/*/lib
$ENV{SystemDrive}/gmp/*/lib
)
message(STATUS "CGAL_INCLUDE_DIR=${CGAL_INCLUDE_DIR}")
message(STATUS "CGAL_LIBRARIES=${CGAL_LIBRARIES}")
message(STATUS "BOOST_THREAD_LIBRARIES=${BOOST_THREAD_LIBRARIES}")
message(STATUS "GMP_LIBRARIES=${GMP_LIBRARIES}")
if(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
set(CGAL_FOUND TRUE)
message(STATUS "Found CGAL: ${CGAL_INCLUDE_DIR}, ${CGAL_LIBRARIES}, ${BOOST_THREAD_LIBRARIES}, ${GMP_LIBRARIES}")
INCLUDE_DIRECTORIES(${CGAL_INCLUDE_DIR} $ENV{CGAL_CFG})
else(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
set(CGAL_FOUND FALSE)
message(STATUS "CGAL not found.")
endif(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
mark_as_advanced(CGAL_INCLUDE_DIR CGAL_LIBRARIES BOOST_THREAD_LIBRARIES GMP_LIBRARIES)
endif(CGAL_INCLUDE_DIR AND CGAL_LIBRARIES AND BOOST_THREAD_LIBRARIES AND GMP_LIBRARIES)
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