CMakeLists.txt

if(${CMAKE_MAJOR_VERSION} VERSION_GREATER_EQUAL "3.1.0")
  cmake_policy(SET CMP0002 NEW)
  cmake_policy(SET CMP0054 NEW)
  cmake_policy(SET CMP0048 NEW)
endif()

if(${CMAKE_MAJOR_VERSION} VERSION_GREATER_EQUAL "3.12.0")
  cmake_policy(SET CMP0074 NEW)
endif()

if(${CMAKE_MAJOR_VERSION} VERSION_GREATER_EQUAL "3.13.0")
  cmake_policy(SET CMP0079 NEW)
endif()

cmake_minimum_required(VERSION 3.14.5)

# use, i.e. don't skip the full RPATH for the build tree
SET(CMAKE_SKIP_BUILD_RPATH  FALSE)

# when building, don't use the install RPATH already
# (but later on when installing)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)

# the RPATH to be used when installing
SET(CMAKE_INSTALL_RPATH "${FCL_SOURCE_DIR}/libs")

# don't add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH FALSE)

if(NOT "${EMsoft_SDK}" STREQUAL "")
  include("${EMsoft_SDK}/EMsoft_SDK.cmake")
  get_property(EMsoft_SDK_STATUS_PRINTED GLOBAL PROPERTY EMsoft_SDK_STATUS_PRINTED)
  if(NOT EMsoft_SDK_STATUS_PRINTED)
    message(STATUS "********* STARTING EMsoft CONFIGURATION ***********************")
    message(STATUS "EMsoft_SDK Location: ${EMsoft_SDK}")
    set_property(GLOBAL PROPERTY EMsoft_SDK_STATUS_PRINTED TRUE)
  endif()
else()

  message(STATUS "You have elected to NOT set a EMsoft_SDK CMake variable. You will")
  message(STATUS "need to point to the various dependecies that EMsoft requires for")
  message(STATUS "building. Those that are undefined are listed next:")
  
  if(NOT DEFINED bcls_DIR)
      message(STATUS "Set bcls_DIR variable to the directory where bclsConfig.cmake is located.")
  endif()

  if(NOT DEFINED CLFORTRAN_DIR)
    message(STATUS "Set CLFORTRAN_DIR variable to the directory where CLFortranConfig.cmake is located.")
  endif()

  if(NOT DEFINED EIGEN_INSTALL)
      message(STATUS "Set EIGEN_INSTALL variable to the root directory of the Eigen installation.")
  endif()
 
  if(NOT DEFINED FFTW3_INSTALL)
      message(STATUS "Set FFTW3_INSTALL variable to the root directory of the FFTW installation.")
  endif()

  if(NOT DEFINED HDF5_DIR)
      message(STATUS "Set HDF5_DIR variable to the directory where the hdf5-config.cmake is located.")
  endif()

  if(NOT DEFINED JSONFORTRAN_DIR)
      message(STATUS "Set JSONFORTRAN_DIR variable to the directory where the jsonfortran-*-config.cmake is located.")
  endif()

  if(NOT DEFINED Qt5_DIR)
      message(STATUS "Set Qt5_DIR variable to the directory where the Qt5Config.cmake is located.")
  endif()

  if(NOT DEFINED TBB_DIR)
      message(STATUS "Set TBB_DIR variable to the directory where TBBConfig.cmake is located.")
  endif()
endif()

# Request C++11 standard, using new CMake variables.
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED True)
set(CMAKE_CXX_EXTENSIONS False)

#------------------------------------------------------------------------------
# There are several different Release Types that we are going to use.
# Official: This is an official release
# Beta: This is a Beta release that has is getting ready to be officially released.
# Development: This is currently in development and probably has bugs.
get_property(EMsoft_RELEASE_TYPE GLOBAL PROPERTY PACKAGE_RELEASE_TYPE)
if("${EMsoft_RELEASE_TYPE}" STREQUAL "")
  set(EMsoft_RELEASE_TYPE "Development")  # <============ SET THIS FOR RELEASE
  set_property(GLOBAL PROPERTY PACKAGE_RELEASE_TYPE "${EMsoft_RELEASE_TYPE}")
endif()


if (NOT DEFINED CMP_SOURCE_DIR)
  set(CMP_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/Support/cmp)
endif()
include (${CMP_SOURCE_DIR}/cmpCMakeMacros.cmake )

# Next up, Set the version of EMsoft that is used through out the project.
set(EMsoft_VER_MAJOR "5")
set(EMsoft_VER_MINOR "0")
set(EMsoft_VER_PATCH "2")

project (EMsoft LANGUAGES C CXX Fortran VERSION ${EMsoft_VER_MAJOR}.${EMsoft_VER_MINOR}.${EMsoft_VER_PATCH}.0)

include(CMakeParseArguments)

cmpGenerateBuildDate(PROJECT_NAME EMsoft)
if(NOT "${EMsoft_RELEASE_TYPE}" STREQUAL "Official")
  string(REPLACE "/" "" EMsoft_VER_PATCH ${EMsoft_BUILD_DATE})
endif()

# --------------------------------------------------------------------
# Print out the current Git Infomation. This is useful to help debug the dashboards
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --verify HEAD
                OUTPUT_VARIABLE EMsoft_GIT_HASH
                RESULT_VARIABLE did_run
                ERROR_VARIABLE git_error
                WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
                OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REPLACE "\n" "" EMsoft_GIT_HASH "${EMsoft_GIT_HASH}")

execute_process( # get abbreviated hash
  COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
  OUTPUT_VARIABLE EMsoft_SHORT_GIT_HASH
  OUTPUT_STRIP_TRAILING_WHITESPACE
)

execute_process(COMMAND ${GIT_EXECUTABLE} log -1 --pretty='%cd' --date=format:%Y-%m-%d-%H:%M:%S
                OUTPUT_VARIABLE GVS_GIT_COMMIT_DATE
                RESULT_VARIABLE did_run
                ERROR_VARIABLE git_error
                WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} 
)
string(REPLACE "\n" "" GVS_GIT_COMMIT_DATE "${GVS_GIT_COMMIT_DATE}")
message(STATUS "${PROJECT_NAME}   Git Hash:${EMsoft_GIT_HASH} committed on ${GVS_GIT_COMMIT_DATE}")


#message(STATUS "EMsoft_BUILD_DATE: ${EMsoft_BUILD_DATE}")

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

set(EMsoft_TEST_DIR "EMsofttmp")

# ---------- Setup output Directories -------------------------
if(NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY)
  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY
    ${EMsoft_BINARY_DIR}/Bin
    CACHE PATH
    "Single Directory for all Libraries"
    )
endif()

# --------- Setup the Executable output Directory -------------
if(NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY)
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY
    ${EMsoft_BINARY_DIR}/Bin
    CACHE PATH
    "Single Directory for all Executables."
    )
endif()

# --------- Setup the Executable output Directory -------------
if(NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY
    ${EMsoft_BINARY_DIR}/Bin
    CACHE PATH
    "Single Directory for all static libraries."
    )
endif()

#Enable use of Solution Folders
set_property(GLOBAL PROPERTY USE_FOLDERS ON)

# Build shared libraries
OPTION(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)
if(WIN32)
  #set(BUILD_SHARED_LIBS ON CACHE BOOL "" FORCE)
endif()
set(LIB_TYPE STATIC)
if(BUILD_SHARED_LIBS)
    set(LIB_TYPE SHARED)
    list(APPEND CMP_LIB_SEARCH_DIRS  ${CMAKE_RUNTIME_OUTPUT_DIRECTORY} )
    if(MSVC)
        list(APPEND CMP_LIB_SEARCH_DIRS ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/Debug
                                    ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/Release )
    endif()
endif(BUILD_SHARED_LIBS)


get_property(EMsoftBinaryDir GLOBAL PROPERTY EMsoftBinaryDir)
if("${EMsoftBinaryDir}" STREQUAL "")
  set(EMsoftBinaryDir "${EMsoftPublic_BINARY_DIR}")
  set_property(GLOBAL PROPERTY EMsoftBinaryDir "${EMsoftPublic_BINARY_DIR}")
endif()

get_property(EMsoftSearchDirs GLOBAL PROPERTY EMsoftSearchDirs)
if("${EMsoftSearchDirs}" STREQUAL "")
  set_property(GLOBAL PROPERTY EMsoftSearchDirs "${EMsoft_BINARY_DIR}/LibSearchDirs.txt")
  get_property(EMsoftSearchDirs GLOBAL PROPERTY EMsoftSearchDirs)
  file(WRITE "${EMsoftSearchDirs}" "${CMAKE_LIBRARY_OUTPUT_DIRECTORY};")
  file(APPEND "${EMsoftSearchDirs}" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY};")
  if(MSVC)
    file(APPEND "${EMsoftSearchDirs}"  "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/Debug;${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/Release;")
  endif()

endif()

#------------------------------------------------------------------------------
# Download (During CMake Time) the SHTfile project from GitHub.com
# This will configure the "sht_file.hpp" file that is included in several of the 
# libraries and executables.
include(FetchContent)
set(FETCHCONTENT_BASE_DIR  ${EMsoft_BINARY_DIR}/SHTfile)
FetchContent_Declare(
  SHTfile
  GIT_REPOSITORY "https://github.com/EMsoft-org/SHTfile"
  GIT_TAG        "cd75885" # just get the most recent version for now
  GIT_PROGRESS    TRUE # its currently only 1 file, we probably don't need to print out progress
)

set(FETCHCONTENT_QUIET NO) # again only 1 file
FetchContent_MakeAvailable(SHTfile)
FetchContent_GetProperties(SHTfile BINARY_DIR SHTfile_BINARY_DIR)

# Set the Application Name to with the correct icons and badges
set(CMP_HEADER_DIR ${EMsoft_BINARY_DIR})
set(PROJECT_RESOURCES_DIR "${EMsoft_SOURCE_DIR}/resources")

set(EMsoft_APPLICATION_NAME "EMsoft")
set(EMsoft_VERSION_HDR_FILE "EMsoftVersion.h")
set(EMsoft_VERSION_SRC_FILE "EMsoftVersion.cpp")
set(EXE_DEBUG_EXTENSION "_debug")

include(${CMP_SOURCE_DIR}/cmpProject.cmake)
include (${CMP_SOURCE_DIR}/cmpCMakeMacros.cmake)



#------------------------------------------------------------------------------
# Find the Git Package for Versioning. It should be ok if Git is NOT found
Find_package(Git)
# -----------------------------------------------------------------------
# Generate a set of Version Cpp/H files that will be used by SIMPLView to
# get and display the proper version numbers.
cmpRevisionString( GENERATED_HEADER_FILE_PATH "${EMsoft_VERSION_HDR_FILE}"
                        GENERATED_SOURCE_FILE_PATH "${EMsoft_VERSION_SRC_FILE}"
                        NAMESPACE "EMsoft"
                        PROJECT_NAME "${PROJECT_NAME}"
                        EXPORT_MACRO "EMsoft_EXPORT")
string(TIMESTAMP EMsoft_BUILD_TIMESTAMP "%Y-%m-%d %H:%M:%SZ" UTC)

include (${CMP_SOURCE_DIR}/cmpProject.cmake)

# --------------------------------------------------------------------
# Over ride CMake's built in module directory by prepending cmp's module
# directory first
set(CMAKE_MODULE_PATH ${EMsoft_SOURCE_DIR}/Support/CMakeModules ${CMAKE_MODULE_PATH})


# set(EXE_DEBUG_EXTENSION "_debug")
set(EXE_DEBUG_EXTENSION "")

# Get the name of the Fortran compiler for easier decisions
get_filename_component (Fortran_COMPILER_NAME ${CMAKE_Fortran_COMPILER} NAME)

if (Fortran_COMPILER_NAME MATCHES "gfortran.*")
  # These have been moved to the EMsoftLib library declaration as target_compile_options
  get_filename_component (Fortran_COMPILER_PATH ${CMAKE_Fortran_COMPILER} DIRECTORY)
  set(GFortran_LIB_DIR "${Fortran_COMPILER_PATH}/../lib")

elseif (Fortran_COMPILER_NAME MATCHES "ifort.*")
  if(WIN32)
    set (CMAKE_SHARED_LINKER_FLAGS "/ignore:4217 /ignore:4049")
  else()
    # These have been moved to the EMsoftLib library declaration as target_compile_options
  endif()

else ()
  message (STATUS "CMAKE_Fortran_COMPILER full path: " ${CMAKE_Fortran_COMPILER})
  message (STATUS "Fortran compiler: " ${Fortran_COMPILER_NAME})
  message (STATUS "No optimized Fortran compiler flags are known.")
endif()

# --------------------------------------------------------------------
# This should all be for macOS RPath Handling.
# use, i.e. don't skip the full RPATH for the build tree
SET(CMAKE_SKIP_BUILD_RPATH  FALSE)

# when building, don't use the install RPATH already
# (but later on when installing)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) 

SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")

# add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)


# the RPATH to be used when installing, but only if it's not a system directory
LIST(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir)
IF("${isSystemDir}" STREQUAL "-1")
   SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
ENDIF("${isSystemDir}" STREQUAL "-1")

include (${PROJECT_SOURCE_DIR}/Support/ExtLib/ExtLibraries.cmake)

OPTION(EMsoft_ENABLE_TESTING "Compile the test programs" ON)
set(EMsoft_TESTING_DIR "${EMsoft_BINARY_DIR}/Testing")


# -----------------------------------------------------------------------
# Build SHTfile Project
# -----------------------------------------------------------------------
add_subdirectory(${SHTfile_SOURCE_DIR} ${EMsoft_BINARY_DIR}/SHTfile)

# -----------------------------------------------------------------------
# Set a Global Prefix where everthing is going to get intalled. For OS X we are
# going to try to install everything into the .app package
# -----------------------------------------------------------------------
set_property(GLOBAL PROPERTY EMsoft_PACKAGE_DEST_PREFIX ".")

include(${PROJECT_SOURCE_DIR}/Source/Source.cmake)

# --------------------------------------------------------------------
# Package the needed examples
include(${PROJECT_SOURCE_DIR}/manuals/examples/SourceList.cmake)

# # --------------------------------------------------------------------
# # Package the needed IDL Files
# if(APPLE)
#   include(${PROJECT_SOURCE_DIR}/IDL/SourceList.cmake)
# endif()

# --------------------------------------------------------------------
# Package the needed PDF Manuals
include(${PROJECT_SOURCE_DIR}/manuals/CMakeLists.txt)

# --------------------------------------------------------------------
# Package the OpenCL files
include(${PROJECT_SOURCE_DIR}/opencl/SourceList.cmake)

# --------------------------------------------------------------------
# Package the needed resources
include(${PROJECT_SOURCE_DIR}/resources/SourceList.cmake)

# --------------------------------------------------------------------
# Package the needed template files
include(${PROJECT_SOURCE_DIR}/NamelistTemplates/SourceList.cmake)


# --------------------------------------------------------------------
# Generate our ReadMe and License Files
configure_file(${PROJECT_SOURCE_DIR}/License.txt
                ${PROJECT_BINARY_DIR}/License.txt )
configure_file(${PROJECT_SOURCE_DIR}/ReadMe.md
                ${PROJECT_BINARY_DIR}/ReadMe.md )

#---------------------------------------------------------------------
# This sets up the two variables install_dir and lib_install_dir
EMsoft_SetupInstallDirs()

install(FILES ${PROJECT_SOURCE_DIR}/ReadMe.md ${PROJECT_SOURCE_DIR}/License.txt
        DESTINATION ${install_dir}/Documentation
        COMPONENT Applications)

# --------------------------------------------------------------------
# Include the CPack specific code
include(${EMsoft_SOURCE_DIR}/Support/CPack/PackageProject.cmake)

# --------------------------------------------------------------------
# This should be the last line in this file as it includes CTest for
# nightly testing.
if(EMsoft_ENABLE_TESTING)
  ENABLE_TESTING()
  include(CTest)
  add_subdirectory(${EMsoft_SOURCE_DIR}/Source/Test ${PROJECT_BINARY_DIR}/Test)
endif()