FindCGAL.cmake

cmake/FindCGAL.cmake

@@ -0,0 +1,42 @@
+#
+# Input variables:
+# - `CGAL_INCLUDE_DIR`
+# - `CGAL_LIBRARY_DIR`
+# - `GMP_INCLUDE_DIR`
+# - `GMP_LIBRARY_DIR`
+# - `MPFR_INCLUDE_DIR`
+# - `MPFR_LIBRARY_DIR`
+# If input variables are not specified, try to find HDF5 config.
+# Input variables could also be provided as environment variables.
+#
+# Output variables:
+# - `CGAL_INCLUDE_DIR`
+#
+
+UNIFY_ENVVARS_AND_CACHE(CGAL_INCLUDE_DIR)
+UNIFY_ENVVARS_AND_CACHE(CGAL_LIBRARY_DIR)
+UNIFY_ENVVARS_AND_CACHE(GMP_INCLUDE_DIR)
+UNIFY_ENVVARS_AND_CACHE(GMP_LIBRARY_DIR)
+UNIFY_ENVVARS_AND_CACHE(MPFR_INCLUDE_DIR)
+UNIFY_ENVVARS_AND_CACHE(MPFR_LIBRARY_DIR)
+
+if(NOT CGAL_INCLUDE_DIR)
+    # CGAL is not respecting default Boost_USE_STATIC_LIBS value
+    # and sometiems it's getting in the way.
+    if(NOT DEFINED Boost_USE_STATIC_LIBS)
+        set(CGAL_Boost_USE_STATIC_LIBS OFF)
+    else()
+        set(CGAL_Boost_USE_STATIC_LIBS "${Boost_USE_STATIC_LIBS}")
+    endif()
+    find_package(CGAL CONFIG REQUIRED)
+    if(NOT CGAL_DIR)
+        message(
+            FATAL_ERROR
+            "CGAL_SUPPORT enabled, but CGAL_INCLUDE_DIR wasn't provided and CGAL package couldn't be found."
+        )
+    endif()
+    message(STATUS "CGAL: found config at '${CGAL_DIR}'.")
+endif()
+
+add_definitions(-DIFOPSH_WITH_CGAL)
+set(SWIG_DEFINES ${SWIG_DEFINES} -DIFOPSH_WITH_CGAL)