dust3d/thirdparty/cgal/CGAL-4.13/lib/cmake/CGAL/CGALConfig.cmake

153 lines
4.3 KiB
CMake
Raw Normal View History

#
# This file is the CGALConfig.cmake for a header-only CGAL installation
#
# For UseCGAL.cmake
set( CGAL_REQUESTED_COMPONENTS ${CGAL_FIND_COMPONENTS} )
set(CGAL_LIBRARIES CGAL)
if(CGAL_BUILDING_LIBS)
foreach(comp ${CGAL_FIND_COMPONENTS})
if(CGAL_${comp}_FOUND)
list(APPEND CGAL_LIBRARIES CGAL_${comp})
endif()
endforeach()
return()
endif()
foreach(comp ${CGAL_FIND_COMPONENTS})
if(NOT comp MATCHES "Core|ImageIO|Qt5")
message(FATAL_ERROR "The requested CGAL component ${comp} does not exist!")
endif()
list(APPEND CGAL_LIBRARIES CGAL_${comp})
endforeach()
set(CGALConfig_all_targets_are_defined TRUE)
foreach(cgal_lib ${CGAL_LIBRARIES})
if(NOT WITH_${cgal_lib})
set(CGALConfig_all_targets_are_defined FALSE)
endif()
endforeach()
if(CGALConfig_all_targets_are_defined)
return()
endif()
message(STATUS "Using header-only CGAL")
get_filename_component(CGAL_CONFIG_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
set(CGAL_HEADER_ONLY TRUE)
# Save the current source directory. That variable can be changed by
# a `CMakeLists.txt`, for `CMakeLists.txt` files that are created in
# the binary directory.
set(CGAL_CURRENT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
function(cgal_detect_branch_build VAR_NAME)
if(IS_DIRECTORY ${CGAL_CONFIG_DIR}/../../../../Installation/package_info/Installation/)
set(${VAR_NAME} TRUE PARENT_SCOPE)
else()
set(${VAR_NAME} FALSE PARENT_SCOPE)
endif()
endfunction()
cgal_detect_branch_build(BRANCH_BUILD)
if(BRANCH_BUILD)
set(CGAL_ROOT ${CGAL_CONFIG_DIR}/../../../..)
set(CGAL_INSTALLATION_PACKAGE_DIR ${CGAL_ROOT}/Installation)
set(CGAL_GRAPHICSVIEW_PACKAGE_DIR ${CGAL_ROOT}/GraphicsView)
set(CGAL_MODULES_DIR ${CGAL_ROOT}/Installation/cmake/modules)
file(GLOB packages_dirs ${CGAL_ROOT}/*)
# message("packages_dirs: ${packages_dirs}")
foreach(package_dir ${packages_dirs})
set(inc_dir ${package_dir}/include)
if(IS_DIRECTORY ${inc_dir}
AND IS_DIRECTORY ${package_dir}/package_info)
list(APPEND CGAL_INCLUDE_DIRS ${inc_dir})
if(EXISTS ${inc_dir}/CGAL/config.h)
set(CGAL_FOUND TRUE)
endif()
endif()
endforeach()
else()
set(CGAL_ROOT ${CGAL_CONFIG_DIR}/../../..)
# not BRANCH_BUILD: it can be an installed CGAL, or the tarball layout
if(EXISTS ${CGAL_CONFIG_DIR}/CGAL_add_test.cmake)
# installed CGAL
set(CGAL_MODULES_DIR ${CGAL_CONFIG_DIR})
else()
# tarball
set(CGAL_MODULES_DIR ${CGAL_ROOT}/cmake/modules)
endif()
set(CGAL_INSTALLATION_PACKAGE_DIR ${CGAL_ROOT})
set(CGAL_GRAPHICSVIEW_PACKAGE_DIR ${CGAL_ROOT})
set(CGAL_INCLUDE_DIRS ${CGAL_ROOT}/include)
if(EXISTS ${CGAL_ROOT}/include/CGAL/config.h)
set(CGAL_FOUND TRUE)
endif()
endif()
if(NOT CGAL_FOUND)
return()
endif()
list(APPEND CMAKE_MODULE_PATH ${CGAL_MODULES_DIR})
include( ${CGAL_MODULES_DIR}/CGAL_SCM.cmake )
CGAL_detect_git(${CGAL_CONFIG_DIR}/../../../..)
#
# Search for all dependencies
#
foreach(cgal_lib ${CGAL_LIBRARIES})
include(CGAL_Setup${cgal_lib}Dependencies)
endforeach()
# this include has to be after the loop that includes the
# `CGAL_Setup${cgal_lib}Dependencies` files
include(CGAL_setup_target_dependencies)
#
# Define the CGAL targets and their CGAL:: aliases
#
foreach(cgal_lib ${CGAL_LIBRARIES})
set(WITH_${cgal_lib} TRUE)
if(${cgal_lib}_FOUND AND NOT TARGET ${cgal_lib})
add_library(${cgal_lib} INTERFACE)
if(NOT TARGET CGAL::${cgal_lib})
add_library(CGAL::${cgal_lib} ALIAS ${cgal_lib})
endif()
if(${cgal_lib} STREQUAL CGAL)
target_compile_definitions(CGAL INTERFACE CGAL_HEADER_ONLY=1)
endif()
CGAL_setup_target_dependencies(${cgal_lib} INTERFACE)
endif()
endforeach()
#
#
#
include(${CGAL_MODULES_DIR}/CGAL_CreateSingleSourceCGALProgram.cmake)
include(${CGAL_MODULES_DIR}/CGAL_Macros.cmake)
# Temporary? Change the CMAKE module path
cgal_setup_module_path()
set(CGAL_USE_FILE ${CGAL_MODULES_DIR}/UseCGAL.cmake)
include("${CGAL_MODULES_DIR}/CGAL_parse_version_h.cmake")
cgal_parse_version_h( "${CGAL_INSTALLATION_PACKAGE_DIR}/include/CGAL/version.h"
"CGAL_VERSION_NAME"
"CGAL_MAJOR_VERSION"
"CGAL_MINOR_VERSION"
"CGAL_BUGFIX_VERSION"
"CGAL_BUILD_VERSION")
set(CGAL_VERSION "${CGAL_MAJOR_VERSION}.${CGAL_MINOR_VERSION}.${CGAL_BUGFIX_VERSION}.${CGAL_BUILD_VERSION}")
include("${CGAL_MODULES_DIR}/CGAL_enable_end_of_configuration_hook.cmake")