arts/flow/gsl/CMakeLists.txt

#################################################
#
#  (C) 2010 Serghei Amelian
#  serghei (DOT) amelian (AT) gmail.com
#
#  Improvements and feedback are welcome
#
#  This file is released under GPL >= 2
#
#################################################

include( CheckCSourceCompiles )


##### check for ogg/vorbis ######################

set( GSL_HAVE_OGGVORBIS 0 )
if( WITH_VORBIS )

  pkg_search_module( VORBIS vorbis )

  if( VORBIS_FOUND )

    pkg_search_module( VORBISFILE vorbisfile )

    if( VORBISFILE_FOUND )

      set( GSL_HAVE_OGGVORBIS 1 )

      set( bak_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} )
      set( CMAKE_REQUIRED_LIBRARIES ${VORBISFILE_LIBRARIES} )
      check_c_source_compiles(
        "#include <vorbis/vorbisfile.h>
        int main() { ov_read_float(0,0,0); return 0; } "
        GSL_HAVE_OGGVORBIS_RC3 )
      if( NOT GSL_HAVE_OGGVORBIS_RC3 )
        set( GSL_HAVE_OGGVORBIS_RC3 0 )
      endif( NOT GSL_HAVE_OGGVORBIS_RC3 )
      set( CMAKE_REQUIRED_LIBRARIES ${bak_CMAKE_REQUIRED_LIBRARIES} )

    else( VORBISFILE_FOUND )

      message(FATAL_ERROR "\nOgg/Vorbis support are requested, but `libvorbisfile` not found" )

    endif( VORBISFILE_FOUND )

  else( VORBIS_FOUND )

    message(FATAL_ERROR "\nOgg/Vorbis support are requested, but `libvorbis` but found" )

  endif( VORBIS_FOUND )

endif( WITH_VORBIS )


##### check for libmad MPEG decoder #############

set( GSL_HAVE_LIBMAD 0 )
if( WITH_MAD )

  pkg_search_module( MAD mad )

  if( MAD_FOUND )
    set( GSL_HAVE_LIBMAD 1 )
  else( MAD_FOUND )
    message(FATAL_ERROR "\nMAD support are requested, but `libmad` not found" )
  endif( MAD_FOUND )

endif( WITH_MAD )


##### check for some type sizes #################

include( CheckTypeSize )

check_type_size( pthread_mutex_t GSL_SIZEOF_PTH_MUTEX_T )
check_type_size( pthread_cond_t GSL_SIZEOF_PTH_COND_T )
check_type_size( intmax_t GSL_SIZEOF_STD_INTMAX_T )

set( bak_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} )
set( CMAKE_REQUIRED_LIBRARIES ${CMAKE_THREAD_LIBS_INIT} )
check_c_source_compiles(
  "#define _XOPEN_SOURCE 500
  #include <pthread.h>
  int main()
  {
      int (*attr_settype) (pthread_mutexattr_t *__attr, int __kind) = pthread_mutexattr_settype;
      int val = PTHREAD_MUTEX_RECURSIVE; attr_settype = 0; val = 0;
      return 0;
  }"
  GSL_HAVE_MUTEXATTR_SETTYPE )
  if( NOT GSL_HAVE_MUTEXATTR_SETTYPE )
    set( GSL_HAVE_MUTEXATTR_SETTYPE 0 )
  endif( NOT GSL_HAVE_MUTEXATTR_SETTYPE )
set( CMAKE_REQUIRED_LIBRARIES ${bak_CMAKE_REQUIRED_LIBRARIES} )

set( GSL_USE_GSL_GLIB 1 )
set( GSL_USE_ARTS_THREADS 1 )


##### write configuration #######################

configure_file( gslconfig.h.in gslconfig.h @ONLY )


##### compile ###################################

set( gsl_INCS
  ${CMAKE_CURRENT_BINARY_DIR}/gslconfig.h
  gslcommon.h
  gsldatacache.h
  gsldatahandle.h
  gsldefs.h
  gslloader.h
  gslmath.h
  gslfilter.h
  gsldatautils.h
  gsldatahandle-vorbis.h
  gslconvert.h
  gslfft.h
  gslieee754.h
  gslsignal.h
  gslmagic.h
  gslengine.h
  gslwaveosc.h
  gslwavechunk.h
  gsldatahandle-mad.h
  gslosctable.h
  gsloscillator.h
)

set( gsl_SRCS
  gsldatacache.c
  gsldatahandle.c
  gslwavechunk.c
  gsldatahandle-vorbis.c
  gslmath.c
  gslfilter.c
  gslcommon.c
  gsldatautils.c
  gslmagic.c
  gslloader-wav.c
  gslloader-gslwave.c
  gslloader-mad.c
  gslloader-oggvorbis.c
  gslconvert.c
  gslfft.c
  gslsignal.c
  gslloader.c
  gslwaveosc.c
  gslengine.c
  gsloputil.c
  gslopmaster.c
  gslopschedule.c
  gsldatahandle-mad.c
  gslosctable.c
  gsloscillator.c
  gslfilehash.c
  gslartsthreads.cc
)

include_directories(
  ${CMAKE_BINARY_DIR}
  ${CMAKE_BINARY_DIR}/mcop
  ${CMAKE_SOURCE_DIR}/mcop # for thread.h
  ${CMAKE_CURRENT_BINARY_DIR}/.. # for gsl/gslconfig.h
  ${CMAKE_CURRENT_SOURCE_DIR}/.. # for gsl/gslcommon.h
  ${GLIB2_INCLUDE_DIRS}
)

add_library( gsl STATIC ${gsl_SRCS} )
set_target_properties( gsl PROPERTIES COMPILE_FLAGS -fPIC )
target_link_libraries( gsl ${GLIB2_LIBRARIES} ${GTHREAD2_LIBRARIES} ${VORBISFILE_LIBRARIES} ${MAD_LIBRARIES} )


##### install ###################################

install( FILES ${gsl_INCS} DESTINATION ${INCLUDE_INSTALL_DIR}/gsl )