cmake_minimum_required (VERSION 3.4)

# CMake utils
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

# Forbids in-source builds
include(CheckNotInSources)

#------------------------------------------------------
#----------------- Main configuration -----------------
#------------------------------------------------------

project (Pastis
  VERSION 0.0.4)

set(PASTIS_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
set(PASTIS_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}")

#------------------------------------------------------

# Kokkos
set(KOKKOS_ENABLE_OPENMP ON CACHE BOOL "")

if (CMAKE_BUILD_TYPE MATCHES "Release")
  set (KOKKOS_ENABLE_DEBUG OFF)
else()
  set (KOKKOS_ENABLE_DEBUG ON)
endif()

set(CMAKE_CXX_STANDARD "17")

add_subdirectory(${PASTIS_SOURCE_DIR}/packages/kokkos)
include_directories(${Kokkos_INCLUDE_DIRS_RET})

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

# Pastis default compiler flags
set(PASTIS_CXX_FLAGS "-Wall")

# Kokkso compiler flags
include(GetKokkosCompilerFlags)

# Compiler flags
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${PASTIS_CXX_FLAGS}")

# Add debug mode for Standard C++ library
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_GLIBCXX_DEBUG -D_LIBCPP_DEBUG=1 ${PASTIS_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -D_GLIBCXX_DEBUG -D_LIBCPP_DEBUG=1 ${PASTIS_CXX_FLAGS}")

#------------------------------------------------------

# Rang (colors? Useless thus necessary!)
include_directories(${PASTIS_SOURCE_DIR}/packages/rang/include)

# CLI11
include_directories(${PASTIS_SOURCE_DIR}/packages/CLI11/include)

# Pastis src
add_subdirectory(src)

include_directories(src)
include_directories(src/algebra)
include_directories(src/mesh)
include_directories(src/utils)
include_directories(src/scheme)

include_directories(src/experimental)

# -----------------------------------------------------

link_libraries("-rdynamic")

# ------------------- Source files --------------------
# Pastis binary
add_executable(
  pastis
  src/main.cpp)

# Libraries
target_link_libraries(
  pastis
  kokkos
  PastisUtils
  PastisMesh
  PastisExperimental)