###########################################
#                                         #
#  Improvements and feedback are welcome  #
#                                         #
#  This file is released under GPL >= 3   #
#                                         #
###########################################

# required stuff
find_package( TQt )
find_package( TDE )

tde_setup_architecture_flags( )

include(TestBigEndian)
test_big_endian(WORDS_BIGENDIAN)

tde_setup_largefiles( )


##### check for gcc visibility support

if( WITH_GCC_VISIBILITY )
  tde_setup_gcc_visibility( )
endif( WITH_GCC_VISIBILITY )


##### check for arts

if( WITH_ARTS )
   pkg_search_module( ARTS arts )
   if( NOT ARTS_FOUND )
      tde_message_fatal( "aRts is requested but was not found on your system" )
   endif( NOT ARTS_FOUND )
   set( WITHOUT_ARTS false )
endif( WITH_ARTS )

if( NOT WITH_ARTS )
   set( WITHOUT_ARTS 1 )
endif( NOT WITH_ARTS )


##### check for Python

if( BUILD_KIG )

  find_package( PythonInterp )
  find_package( PythonLibs )
  if( NOT PYTHONLIBS_FOUND )
     tde_message_fatal( "Python is required, but was not found on your system" )
  endif( NOT PYTHONLIBS_FOUND )

  if( "${PYTHON_VERSION_STRING}" VERSION_LESS "3.0" )
    set( KIG_Python_init "initkig"
         CACHE STRING "KIG: Init function for python-boost" )
  else( )
    set( KIG_Python_init "PyInit_kig"
         CACHE STRING "KIG: Init function for python-boost" )
  endif( )

endif( )


##### check for Doxygen

if( BUILD_DOC AND BUILD_KIG )
  find_program( DOXYGEN_BINARY NAMES doxygen )
  if( NOT DOXYGEN_BINARY )
     tde_message_fatal( "Doxygen is required to build Kig scripting api documentation, but was not found on your system" )
  endif( )
endif( )


##### check for boost

if( BUILD_KIG OR BUILD_KBRUCH )

  find_package( Boost )
  if( NOT Boost_FOUND )
     tde_message_fatal( "Boost is required, but was not found on your system" )
  endif( NOT Boost_FOUND )

endif( BUILD_KIG OR BUILD_KBRUCH )


##### check for headers

check_include_file( stdint.h HAVE_STDINT_H )


##### check for TIMEZONE_IS_INT

check_cxx_source_compiles("
#include <time.h>
int main()
{
    daylight = 0;
    timezone = 0;
    return 0;
}"
TIMEZONE_IS_INT)