# This file is part of the Neper software package.
# Copyright (C) 2003-2015, Romain Quey.
# See the COPYING file in the top-level directory.

cmake_minimum_required(VERSION 2.8)

set (NEPER_VERSION \"2.0.4\")
set (NEPER_EMAIL \"neper-users@lists.sourceforge.net\")
set (NEPER_SOURCE_DIR "${PROJECT_SOURCE_DIR}/src/neper")
set (NEPER_BINARY_DIR "${PROJECT_BINARY_DIR}/src/neper")

# should we use the optional libraries?
option (HAVE_GSL         "Use the GNU Scientific Library (GSL)" ON )
option (HAVE_LIBMATHEVAL "Use libmatheval"                      ON )
option (HAVE_LIBSCOTCH   "Use libscotch"                        OFF)
option (HAVE_PTHREAD     "Use pthread"                          OFF)
option (HAVE_OPTIMIZATION "Enable optimization (ON for production use)" ON)
option (HAVE_DEBUGGING   "Enable debugging (OFF for production use)" OFF)
option (HAVE_PROFILING   "Enable profiling (OFF for production use)" OFF)

include_directories("${NEPER_SOURCE_DIR}")
include_directories("${NEPER_SOURCE_DIR}/contrib/ut")
include_directories("${NEPER_SOURCE_DIR}/contrib/orilib")
include_directories("${NEPER_SOURCE_DIR}/contrib/ann")
include_directories("${NEPER_SOURCE_DIR}/neut")
include_directories("${NEPER_SOURCE_DIR}/neper_t")

include_directories("${NEPER_BINARY_DIR}")
include_directories("${NEPER_BINARY_DIR}/contrib/ut")
include_directories("${NEPER_BINARY_DIR}/contrib/orilib")
include_directories("${NEPER_BINARY_DIR}/contrib/ann")
include_directories("${NEPER_BINARY_DIR}/neut")
include_directories("${NEPER_BINARY_DIR}/neper_t")

# configure a header file to pass some of the CMake settings to the
# source code
configure_file (
  "${NEPER_SOURCE_DIR}/neper_config.h.in"
  "${NEPER_BINARY_DIR}/neper_config.h"
)

add_definitions(-Wall -W -g)
if (HAVE_OPTIMIZATION)
  add_definitions(-O3)
endif ()

if (HAVE_DEBUGGING)
  add_definitions(-Werror)
endif ()

if (HAVE_PROFILING)
  add_definitions(-pg)
  set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pg")
endif ()

add_subdirectory(contrib/ut)
add_subdirectory(contrib/orilib)
add_subdirectory(contrib/ann)
add_subdirectory(neut)
add_subdirectory(neper_t)

set (EXTRA_LIBS ${EXTRA_LIBS} ut)
set (EXTRA_LIBS ${EXTRA_LIBS} orilib)
set (EXTRA_LIBS ${EXTRA_LIBS} neut)
set (EXTRA_LIBS ${EXTRA_LIBS} neper_t)
set (EXTRA_LIBS ${EXTRA_LIBS} ann) # must be after neut

set(CMAKE_MODULE_PATH ${NEPER_BINARY_DIR}/cmake ${CMAKE_MODULE_PATH})

if (HAVE_LIBSCOTCH)
  find_package (LIBSCOTCH REQUIRED)
  set (EXTRA_LIBS ${EXTRA_LIBS} ${Scotch_LIBRARIES})
  include_directories (${Scotch_INCLUDE_DIRS})
  if (LIBSCOTCH)
    message ("Found libscotch")
  endif (LIBSCOTCH)
endif ()

if (HAVE_PTHREAD)
  find_package (Threads REQUIRED)
  set (EXTRA_LIBS ${EXTRA_LIBS} ${CMAKE_THREAD_LIBS_INIT})
endif ()