Fix SFCGAL with CGAL 5

.travis.yml

@@ -11,7 +11,7 @@ compiler:
   - clang
 
 env:
-  - CGAL_VERSION=4.13
+  - CGAL_VERSION=5.0.2
 
 before_install:
   - ./travis/${TRAVIS_OS_NAME}/before_install.sh $CGAL_VERSION

CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required( VERSION 2.8 )
 project( SFCGAL )
 
 set( CMAKE_DEBUG_POSTFIX "d" )
+set(CMAKE_CXX_STANDARD 14)
 
 #----------------------------------------------------------------------------
 # build options
@@ -54,6 +55,10 @@ endif()
 find_package( CGAL COMPONENTS Core REQUIRED )
 message( STATUS "CGAL ${CGAL_VERSION} found" )
 
+if( "${CGAL_VERSION}" VERSION_GREATER_EQUAL "5.0.0")
+add_definitions( "-DCGAL_USE_GMPXX=1" )
+endif()
+
 include_directories( ${CMAKE_BINARY_DIR}/include )
 
 # For CGAL versions < 4.3, we add a local directory that contains some tweaked include files from unreleased versions

src/CMakeLists.txt

@@ -50,6 +50,10 @@ set_target_properties( SFCGAL PROPERTIES VERSION ${SFCGAL_VERSION}
 
 target_link_libraries( SFCGAL CGAL::CGAL CGAL::CGAL_Core)
 
+if( "${CGAL_VERSION}" VERSION_GREATER_EQUAL "5.0.0")
+target_link_libraries( SFCGAL gmpxx )
+endif()
+
 target_link_libraries( SFCGAL ${Boost_LIBRARIES} )
 
 if ( ${Use_precompiled_headers} )

src/config.h.cmake

@@ -21,7 +21,6 @@
 #define _SFCGAL_CONFIG_H_
 
 #define CGAL_DO_NOT_USE_BOOST_MP 1
-#define CGAL_DO_NOT_USE_GMPXX 1
 
 #include <SFCGAL/export.h>