cmake_minimum_required(VERSION 2.8)

project(TNG_IO)

if("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
    set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wall")
elseif(WIN32 AND NOT CYGWIN)
    set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /W2")
endif()

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

option(BUILD_SHARED_LIBS "Enable shared libraries" ON)

option(TNG_BUILD_FORTRAN "Build Fortran compatible library and examples for testing" OFF)

option(TNG_BUILD_EXAMPLES "Build examples showing usage of the TNG API" ON)
option(TNG_BUILD_TEST "Build TNG testing binary." ON)
option(TNG_BUILD_COMPRESSION_TESTS "Build tests of the TNG compression library" OFF)

find_package(ZLIB QUIET)
option(TNG_BUILD_WITH_ZLIB "Build TNG with zlib compression" ${ZLIB_FOUND})

include(CheckIncludeFile)
check_include_file(inttypes.h   HAVE_INTTYPES_H)

add_subdirectory(src)

install(FILES include/tng_io.h DESTINATION include/)

#-- Add an Option to toggle the generation of the API documentation
option(TNG_BUILD_DOCUMENTATION "Use Doxygen to create the HTML based API documentation" OFF)
if(TNG_BUILD_DOCUMENTATION)
  find_package(Doxygen)
  if (NOT DOXYGEN_FOUND)
    message(FATAL_ERROR
      "Doxygen is needed to build the documentation. Please install it correctly")
  endif()
  #-- Configure the Template Doxyfile for our specific project
  configure_file(Doxyfile.in
                 ${PROJECT_BINARY_DIR}/Doxyfile  @ONLY IMMEDIATE)
  #-- Add a custom target to run Doxygen when ever the project is built
  add_custom_target (Docs ALL
                                        COMMAND ${DOXYGEN_EXECUTABLE} ${PROJECT_BINARY_DIR}/Doxyfile
                                        SOURCES ${PROJECT_BINARY_DIR}/Doxyfile)
  # IF you do NOT want the documentation to be generated EVERY time you build the project
  # then leave out the 'ALL' keyword from the above command.
endif()