cmake_minimum_required (VERSION 2.6)
# set (CMAKE_VERBOSE_MAKEFILE ON)
# include(CMakeForceCompiler)
# CMAKE_FORCE_Fortran_COMPILER(/opt/intel/composer_xe_2013_sp1.5.212/bin/intel64/ifort "Intel Fortran Compiler")
# set(FC /opt/intel/composer_xe_2013_sp1.5.212/bin/intel64/ifort)
# set(CMAKE_FORTRAN_LINK_EXECUTABLE /opt/intel/composer_xe_2013_sp1.5.212/bin/intel64/ifort)


enable_language (CXX Fortran)
project (epx)
# Turn on the ability to create folders to organize projects (.vcproj)
# It creates "CMakePredefinedTargets" folder by default and adds CMake
# defined projects like INSTALL.vcproj and ZERO_CHECK.vcproj
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
# Set compiler flags and options. 
# Here it is setting the Visual Studio warning level to 4
# set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")

# Command to output information to the console
# Useful for displaying errors, warnings, and debugging
# message ("cxx Flags: " ${CMAKE_CXX_FLAGS})
# FFLAGS depend on the compiler
get_filename_component (Fortran_COMPILER_NAME ${CMAKE_Fortran_COMPILER} NAME)
message ("Fortran Compiler: " ${Fortran_COMPILER_NAME})
if (Fortran_COMPILER_NAME MATCHES "gfortran.*")
  # gfortran
  set (CMAKE_Fortran_FLAGS_RELEASE "-funroll-all-loops -fno-f2c -O3")
  set (CMAKE_Fortran_FLAGS_DEBUG   "-fno-f2c -O0 -g")
elseif (Fortran_COMPILER_NAME MATCHES "ifort.*")
  # ifort
  set (CMAKE_Fortran_FLAGS_RELEASE "-O3 -traceback -fpp -LIBS:static -nodebug -stand:f90")
  set (CMAKE_Fortran_FLAGS_DEBUG   "-Od -traceback -fpp -LIBS:static -c -debug:full -debug-parameters:all")
elseif (Fortran_COMPILER_NAME MATCHES "g77")
  # g77
  set (CMAKE_Fortran_FLAGS_RELEASE "-funroll-all-loops -fno-f2c -O3 -m32")
  set (CMAKE_Fortran_FLAGS_DEBUG   "-fno-f2c -O0 -g -m32")
else (Fortran_COMPILER_NAME MATCHES "gfortran.*")
  message ("Fortran compiler: " ${Fortran_COMPILER_NAME})
  message ("No optimized Fortran compiler flags are known, we just try -O2...")
  set (CMAKE_Fortran_FLAGS_RELEASE "-O2")
  set (CMAKE_Fortran_FLAGS_DEBUG   "-O0 -g")
endif (Fortran_COMPILER_NAME MATCHES "gfortran.*")
if(MSVC)
  set (CMAKE_Fortran_FLAGS_RELEASE "${CMAKE_Fortran_FLAGS_RELEASE} -Qmkl:sequential")
  set (CMAKE_Fortran_FLAGS_DEBUG   "${CMAKE_Fortran_FLAGS_DEBUG} -Qmkl:sequential")
ENDIF()


message ("CMAKE_Fortran_COMPILER full path: " ${CMAKE_Fortran_COMPILER})
message ("CMAKE_Fortran_FLAGS_RELEASE: " ${CMAKE_Fortran_FLAGS_RELEASE})
message ("CMAKE_Fortran_FLAGS_DEBUG: " ${CMAKE_Fortran_FLAGS_DEBUG})
# Sub-directories where more CMakeLists.txt exist
add_subdirectory (source)
add_subdirectory (cpp)
add_dependencies(epx epx_cxx)
set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT epx)

# SET_TARGET_PROPERTIES(epx PROPERTIES LINKER_LANGUAGE FORTRAN)
# SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
# Adds logic to INSTALL.vcproj to copy epx.exe to destination directory
# install (TARGETS epx RUNTIME DESTINATION ${PROJECT_SOURCE_DIR}/_install)