project                     (Dionysus)
cmake_minimum_required      (VERSION 3.1)

# Default to Release
if                          (NOT CMAKE_BUILD_TYPE)
    set                     (CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
    set_property            (CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
endif                       (NOT CMAKE_BUILD_TYPE)

option                      (logging            "Build Dionysus with logging on"        OFF)
option                      (counters           "Build Dionysus with counters on"       OFF)
option                      (debug              "Build Dionysus with debugging on"      OFF)
option                      (optimize           "Build Dionysus with optimization"      ON)
option                      (use_cgal           "Build examples and python bindings that use CGAL"       ON)
option                      (use_dsrpdb         "Build examples that use DSR-PDB"       OFF)
option                      (use_synaps         "Build examples that use SYNAPS"        OFF)

# Find everything that's always required
find_package                (Boost REQUIRED COMPONENTS program_options python serialization)
find_package                (Doxygen)
if                          (use_dsrpdb)
    find_library            (dsrpdb_LIBRARY             NAMES dsrpdb)
    find_path               (dsrpdb_INCLUDE_DIR         dsrpdb/Protein.h)
endif                       (use_dsrpdb)

# CGAL
if                          (use_cgal)
    find_package            (CGAL QUIET)
endif                       (use_cgal)
#add_definitions             (-DCGAL_NO_ASSERTIONS -DCGAL_NO_PRECONDITIONS)

# SYNAPS
if                          (use_synaps)
    add_definitions         (-DBOOST_UBLAS_TYPE_CHECK=0)
    find_library            (synaps_LIBRARY             NAMES synaps)
    set                     (synaps_libraries           ${synaps_LIBRARY}
                                                        ${gmp_LIBRARY}
                                                        ${gmpxx_LIBRARY})
endif                       (use_synaps)

# Debugging
if                          (debug)
    if                      (optimize)
            set             (cxx_flags                  ${CMAKE_CXX_FLAGS_RELWITHDEBINFO})
    else                    (optimize)
            set             (cxx_flags                  ${CMAKE_CXX_FLAGS_DEBUG})
    endif                   (optimize)
else                        (debug)
    if                      (optimize)
            set             (cxx_flags                  ${CMAKE_CXX_FLAGS_RELEASE})
    else                    (optimize)
            set             (cxx_flags                  ${CMAKE_CXX_FLAGS})
    endif                   (optimize)
endif                       (debug)
add_definitions             (${cxx_flags})

# Fix the XCode bug
add_definitions             (-ftemplate-depth=256)


# Logging
if                          (logging)
    find_library            (rlog_LIBRARY               NAMES rlog)
    find_path               (rlog_INCLUDE_DIR           rlog/rlog.h)
    set                     (rlog_INCLUDE_DIR           ${rlog_INCLUDE_DIR})
    add_definitions         (-DLOGGING -DRLOG_COMPONENT=dionysus)
    set                     (libraries                  ${libraries} ${rlog_LIBRARY})
endif                       (logging)

# Counters
if                          (counters)
    add_definitions         (-DCOUNTERS)
endif                       (counters)

# Set includes
include_directories         (${CMAKE_CURRENT_BINARY_DIR}
                             ${CMAKE_CURRENT_SOURCE_DIR}/include
                             ${Boost_INCLUDE_DIR}
                             ${dsrpdb_INCLUDE_DIR}
                             ${cwd_INCLUDE_DIR}
                             ${rlog_INCLUDE_DIR})

# Doxygen (FIXME)
if                          (DOXYGEN_FOUND)
#   add_custom_target       (docs ALL
#                           ${DOXYGEN_EXECUTABLE} Doxyfile
#                           DEPENDS Doxyfile)
endif                       (DOXYGEN_FOUND)

# Process subdirectories
add_subdirectory            (examples)
add_subdirectory            (tests)
add_subdirectory            (tools)
add_subdirectory            (bindings)