CMakeLists.txt

cmake_minimum_required(VERSION 2.8.3 FATAL_ERROR)
project(simit)

SET(CMAKE_CONFIGURATION_TYPES "Release;Debug;MinSizeRel;RelWithDebInfo")

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

if (CMAKE_BUILD_TYPE MATCHES Debug)
  message("-- Debug Build")
  add_definitions(-DSIMIT_DEBUG)
  add_definitions(-DSIMIT_ASSERTS)
  set(SIMIT_DEBUG 1)
elseif (CMAKE_BUILD_TYPE MATCHES RelWithDebInfo)
  message("-- Release Build with Debug Information")
  add_definitions(-DSIMIT_DEBUG)
  add_definitions(-DSIMIT_ASSERTS)
  set(SIMIT_DEBUG 1)
elseif (CMAKE_BUILD_TYPE MATCHES Release)
  message("-- Release Build")
elseif (CMAKE_BUILD_TYPE MATCHES MinSizeRel)
  message("-- Release Build with Minimal Size")
endif ()

if (${CMAKE_SYSTEM_NAME} MATCHES "Windows")
  set(WINDOWS TRUE)
elseif (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
  set(LINUX TRUE)
elseif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
  set(DARWIN TRUE)
endif()

if ($ENV{SIMIT_ASSERTS})
  add_definitions(-DSIMIT_ASSERTS)
endif ()

option(SIMIT_SHARED_LIBRARY "Build as a shared library" ON)

set_property(GLOBAL PROPERTY USE_FOLDERS ON)

if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
  add_definitions(-DOSX)
endif()

set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")

set(OPTIMIZE "-O3" CACHE STRING "Optimization level")
if(${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU")
# Turn off excessive warnings on Linux/GCC
  set(C_CXX_FLAGS "-Wno-unused-parameter -Wno-missing-field-initializers -Wno-deprecated")
else()
  set(C_CXX_FLAGS "-Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations -Woverloaded-virtual -pedantic-errors -Wno-deprecated")
endif()
if (DEFINED ENV{WERROR})
  # Promote warnings to errors based on env variable
  set(C_CXX_FLAGS "${C_CXX_FLAGS} -Werror")
  message("-- Promoting warnings to errors")
endif()
set(CMAKE_C_FLAGS "${C_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${C_CXX_FLAGS} -std=c++11")

set(SIMIT_SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/src)
set(SIMIT_TEST_DIR   ${CMAKE_CURRENT_LIST_DIR}/test)
set(SIMIT_TOOLS_DIR  ${CMAKE_CURRENT_LIST_DIR}/tools)
set(SIMIT_APPS_DIR   ${CMAKE_CURRENT_LIST_DIR}/apps)

set(SIMIT_INCLUDE_DIR ${SIMIT_SOURCE_DIR})
include_directories ("${SIMIT_INCLUDE_DIR}")
set(SIMIT_GENERATED_SOURCE_DIR ${SIMIT_SOURCE_DIR})
include_directories ("${SIMIT_GENERATED_SOURCE_DIR}")

set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/misc)

# CUDA
if ($ENV{SIMIT_CUDA_ENABLE})
  find_package(CUDA)
endif ()

# EIGEN
if (DEFINED ENV{EIGEN3_INCLUDE_DIR})
  message("-- Found Eigen")
  add_definitions(-DEIGEN)
  include_directories($ENV{EIGEN3_INCLUDE_DIR})
else ()
  find_package(Eigen3)
  if (EIGEN3_FOUND)
    message("-- Found Eigen")
    add_definitions(-DEIGEN)
    include_directories( ${EIGEN3_INCLUDE_DIR} )
  else()
    message("-- Did not find Eigen")
  endif()
endif()

add_subdirectory(src)
add_subdirectory(test)
add_subdirectory(tools)