/usr/lib/CGAL/CGAL_SetupDependencies.cmake is in libcgal-dev 4.2-5ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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message ( STATUS "External libraries supported: ${CGAL_SUPPORTING_3RD_PARTY_LIBRARIES}")
foreach (lib ${CGAL_SUPPORTING_3RD_PARTY_LIBRARIES})
# Part 1: Try to find lib
set (vlib "${CGAL_EXT_LIB_${lib}_PREFIX}")
# Check whether lib is essential or WITH_<lib> is given:
list(FIND CGAL_ESSENTIAL_3RD_PARTY_LIBRARIES "${lib}" POSITION)
if ("${POSITION}" STRGREATER "-1" OR WITH_${lib})
# In both cases CGAL_USE_<lib> will be finally set.
#message (STATUS "With ${lib} given or essential: pos=${POSITION}")
if ( CGAL_ENABLE_PRECONFIG )
message (STATUS "Preconfiguring library: ${lib} ...")
else()
message (STATUS "Configuring library: ${lib} ...")
endif()
find_package( ${lib} )
if ( ${vlib}_FOUND )
if ( CGAL_ENABLE_PRECONFIG )
message( STATUS "${lib} has been preconfigured:")
message( STATUS " Use${lib}-file: ${${vlib}_USE_FILE}")
message( STATUS " ${lib} include: ${${vlib}_INCLUDE_DIR}" )
message( STATUS " ${lib} libraries: ${${vlib}_LIBRARIES}" )
message( STATUS " ${lib} definitions: ${${vlib}_DEFINITIONS}" )
else()
message( STATUS "${lib} has been configured")
use_lib( ${vlib} ${${vlib}_USE_FILE})
endif()
# TODO EBEB what about Qt3, Qt4, zlib etc?
set ( CGAL_USE_${vlib} TRUE )
# Part 2: Add some lib-specific definitions or obtain version
if (${lib} STREQUAL "GMP")
get_dependency_version(GMP)
endif()
if (${lib} STREQUAL "MPFR")
set( MPFR_DEPENDENCY_INCLUDE_DIR ${GMP_INCLUDE_DIR} )
set( MPFR_DEPENDENCY_LIBRARIES ${GMP_LIBRARIES} )
get_dependency_version(MPFR)
endif()
if (${lib} STREQUAL "LEDA")
# special case for LEDA - add a flag
message( STATUS "$LEDA cxx flags: ${LEDA_CXX_FLAGS}" )
uniquely_add_flags( CMAKE_CXX_FLAGS ${LEDA_CXX_FLAGS} )
endif()
else()
if ("${POSITION}" STRGREATER "-1") # if lib is essential
message( FATAL_ERROR "CGAL requires ${lib} to be found" )
endif()
endif()
endif()
endforeach()
if( (GMP_FOUND AND NOT MPFR_FOUND) OR (NOT GMP_FOUND AND MPFR_FOUND) )
message( FATAL_ERROR "CGAL needs for its full functionality both GMP and MPFR.")
endif()
if( NOT GMP_FOUND )
set(CGAL_NO_CORE ON)
message( STATUS "CGAL_Core needs GMP, cannot be configured.")
endif( NOT GMP_FOUND )
# finally setup Boost
include(CGAL_SetupBoost)
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