FindCGAL.cmake not needed for CGAL >= 4.12.

Former-commit-id: cc70e37a578521ab4c310c70ba5c0a48c583776c

shared/cmake/FindCGAL.cmake

@@ -1,97 +0,0 @@
-#
-# The following module is based on FindVTK.cmake
-#
-
-# - Find a CGAL installation or binary tree.
-# The following variables are set if CGAL is found.  If CGAL is not
-# found, CGAL_FOUND is set to false.
-#
-#  CGAL_FOUND         - Set to true when CGAL is found.
-#  CGAL_USE_FILE      - CMake file to use CGAL.
-#
-
-# Construct consitent error messages for use below.
-set(CGAL_DIR_DESCRIPTION "directory containing CGALConfig.cmake. This is either the binary directory where CGAL was configured or PREFIX/lib/CGAL for an installation.")
-set(CGAL_DIR_MESSAGE     "CGAL not found.  Set the CGAL_DIR cmake variable or environment variable to the ${CGAL_DIR_DESCRIPTION}")
-
-set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
-
-if ( NOT CGAL_DIR )
-
-  # Get the system search path as a list.
-  if(UNIX)
-    string(REGEX MATCHALL "[^:]+" CGAL_DIR_SEARCH1 "$ENV{PATH}")
-  else()
-    string(REGEX REPLACE "\\\\" "/" CGAL_DIR_SEARCH1 "$ENV{PATH}")
-  endif()
-
-  string(REGEX REPLACE "/;" ";" CGAL_DIR_SEARCH2 "${CGAL_DIR_SEARCH1}")
-
-  # Construct a set of paths relative to the system search path.
-  set(CGAL_DIR_SEARCH "")
-
-  foreach(dir ${CGAL_DIR_SEARCH2})
-
-    set(CGAL_DIR_SEARCH ${CGAL_DIR_SEARCH} ${dir}/../lib/CGAL )
-
-  endforeach()
-
-
-  #
-  # Look for an installation or build tree.
-  #
-  find_path(CGAL_DIR CGALConfig.cmake
-    # Look for CGAL in 'external/' folder
-    "${CMAKE_CURRENT_LIST_DIR}/../../external/cgal/lib/CGAL"
-
-    # Look for an environment variable CGAL_DIR.
-    $ENV{CGAL_DIR}
-
-    # Look in places relative to the system executable search path.
-    ${CGAL_DIR_SEARCH}
-
-    # Look in standard UNIX install locations.
-    /usr/lib/x86_64-linux-gnu/cmake/CGAL
-    /opt/local/share/CGAL/cmake
-    /usr/local/lib/CGAL
-    /usr/lib/CGAL
-
-    # Read from the CMakeSetup registry entries.  It is likely that
-    # CGAL will have been recently built.
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild1]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild2]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild3]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild4]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild5]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild6]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild7]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild8]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild9]
-    [HKEY_CURRENT_USER\\Software\\Kitware\\CMakeSetup\\Settings\\StartPath;WhereBuild10]
-
-    # Help the user find it if we cannot.
-    DOC "The ${CGAL_DIR_DESCRIPTION}"
-  )
-
-endif()
-
-if ( CGAL_DIR )
-
-  if ( EXISTS "${CGAL_DIR}/CGALConfig.cmake" )
-    include( "${CGAL_DIR}/CGALConfig.cmake" )
-    set( CGAL_FOUND TRUE )
-  endif()
-
-endif()
-
-if(CGAL_FOUND)
-  MESSAGE(STATUS "Found CGAL: ${CGAL_DIR}")
-else()
-  if(CGAL_FIND_REQUIRED)
-    MESSAGE(FATAL_ERROR ${CGAL_DIR_MESSAGE})
-  else()
-    if(NOT CGAL_FIND_QUIETLY)
-      MESSAGE(STATUS ${CGAL_DIR_MESSAGE})
-    endif()
-  endif()
-endif()