CMakeLists.txt

# CMAKE_MSVC_RUNTIME_LIBRARY requires 3.15
cmake_minimum_required(VERSION 3.20)

project (
  IPhreeqc
  VERSION 3.6.3
  LANGUAGES CXX C
  )

# check if this is the root project
if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
  set(STANDALONE_BUILD 1)
else()
  set(STANDALONE_BUILD 0)
endif()

if (STANDALONE_BUILD)
  # Set a default build type if none was specified
  set(default_build_type "Release")
  if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
    set(CMAKE_BUILD_TYPE "${default_build_type}" CACHE
      STRING "Choose the type of build." FORCE)
    # Set the possible values of build type for cmake-gui
    set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
      "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
  endif()
endif()

# overide docdir on windows
if (WIN32 AND NOT CMAKE_INSTALL_DOCDIR)
  set(CMAKE_INSTALL_DOCDIR "" CACHE PATH "documentation root (doc)")
  set(CMAKE_INSTALL_DOCDIR "doc")
endif()

# set standard directory locations
include(GNUInstallDirs)

if (STANDALONE_BUILD AND MSVC)
  option (IPHREEQC_STATIC_RUNTIME "Build with a static runtime" OFF)
  if (IPHREEQC_STATIC_RUNTIME)
    # compile with static runtime
    set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
  endif()
endif()

# Fortran
option (IPHREEQC_ENABLE_MODULE "Enable Fortran module" ON)
if (STANDALONE_BUILD)
  if (IPHREEQC_FORTRAN_TESTING)
    enable_language(Fortran)
  else()
    if (CMAKE_Fortran_COMPILER)
      option (IPHREEQC_FORTRAN_TESTING "Build Fortran test" ON)
    else()
      option (IPHREEQC_FORTRAN_TESTING "Build Fortran test" OFF)
    endif()
  endif()
endif()

# compile Var.c as c++
set_source_files_properties(src/Var.c PROPERTIES LANGUAGE CXX)

if (STANDALONE_BUILD)
  option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)
  set(LIB_TYPE STATIC)
endif()

if (STANDALONE_BUILD)
  if (MSVC)
    option(BUILD_CLR_LIBS "Build CLR Libraries" OFF)