cgal/Installation/cmake/modules/FindRS.cmake

84 lines
2.1 KiB
CMake

# RS needs GMP 4.2 or newer, this script will fail if an old version is
# detected
find_package( GMP )
find_package( MPFI )
if( MPFI_FOUND )
include( ${MPFI_USE_FILE} )
include( CGAL_VersionUtils )
find_path(RS_INCLUDE_DIR
NAMES rs_exports.h
PATHS ENV RS_INC_DIR
DOC "The directory containing the RS include files"
)
find_path(RS3_INCLUDE_DIR
NAMES rs3_fncts.h
PATHS ENV RS_INC_DIR
DOC "The directory containing the RS3 include files"
)
find_library(RS_LIBRARIES
NAMES rsexport_rs
PATHS ENV RS_LIB_DIR
DOC "Path to the RS library"
)
find_library(RS3_LIBRARIES
NAMES rs3
PATHS ENV RS_LIB_DIR
DOC "Path to the RS3 library"
)
if ( NOT CGAL_GMP_VERSION )
set ( CGAL_GMP_VERSION ${GMP_VERSION} )
endif()
IS_VERSION_LESS("${CGAL_GMP_VERSION}" "4.2.0" _IS_GMP_VERSION_TO_LOW)
if(_IS_GMP_VERSION_TO_LOW)
message( STATUS
"RS needs GMP>=4.2. Your GMP version is ${CGAL_GMP_VERSION}." )
else(_IS_GMP_VERSION_TO_LOW)
if( RS_INCLUDE_DIR AND RS_LIBRARIES )
set(RS_FOUND TRUE)
endif( RS_INCLUDE_DIR AND RS_LIBRARIES )
if( RS3_INCLUDE_DIR AND RS3_LIBRARIES )
set(RS3_FOUND TRUE)
endif( RS3_INCLUDE_DIR AND RS3_LIBRARIES )
if( RS_LIBRARIES )
get_filename_component(RS_LIBRARIES_DIR ${RS_LIBRARIES} PATH CACHE )
endif( RS_LIBRARIES )
if( NOT RS_INCLUDE_DIR OR NOT RS_LIBRARIES_DIR )
include( RSConfig OPTIONAL )
endif( NOT RS_INCLUDE_DIR OR NOT RS_LIBRARIES_DIR )
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args( RS
"DEFAULT_MSG"
RS_LIBRARIES
RS_INCLUDE_DIR )
endif(_IS_GMP_VERSION_TO_LOW)
else( MPFI_FOUND )
message( STATUS "RS requires MPFI" )
set( RS_FOUND FALSE )
endif( MPFI_FOUND )
if(RS_FOUND)
set(RS_USE_FILE "CGAL_UseRS")
endif(RS_FOUND)