Pod::Spec.new do |spec|
  spec.name = 'libpd'
  spec.version = '0.14.1'

  spec.license = { :type => 'Standard Improved BSD License', :file => 'License.txt' }

  spec.summary = 'Pure Data embeddable audio synthesis library, useful as a sound engine in mobile phone apps, games, web pages, and art projects'
  spec.homepage = 'https://github.com/libpd/libpd'
  spec.authors = 'Peter Brinkmann', 'Dan Wilcox', 'Rich Eakin', 'Miller Puckette (Pure Data)'

  spec.source = {
    :git => 'https://github.com/libpd/libpd.git',
    :tag => spec.version.to_s,
    :submodules => true
  }

  # include all sources except for extra/pd~/binarymsg.c, it's included directly
  # in pd~.c so it needs to exist but *not* be built
  spec.source_files = 'pure-data/src/**/*.{h,c}',
                      'pure-data/extra/bob~/*.{h,c}',
                      'pure-data/extra/bonk~/*.{h,c}',
                      'pure-data/extra/choice/*.{h,c}',
                      'pure-data/extra/fiddle~/*.{h,c}',
                      'pure-data/extra/loop~/*.{h,c}',
                      'pure-data/extra/lrshift~/*.{h,c}',
                      'pure-data/extra/pd~/pdsched.c',
                      'pure-data/extra/pd~/pd~.c',
                      'pure-data/extra/pique/*.{h,c}',
                      'pure-data/extra/sigmund~/*.{h,c}',
                      'pure-data/extra/stdout/*.{h,c}',
                      'libpd_wrapper/**/*.{h,c}',
                      'objc/**/*.{h,m}'
  spec.preserve_paths = 'pure-data/extra/pd~/binarymsg.c'

  spec.public_header_files = 'objc/**/*.{h}'

  spec.ios.deployment_target = '11.0'
  spec.macos.deployment_target = '10.13'

  spec.requires_arc = true
  spec.compiler_flags = '-DPD', '-DUSEAPI_DUMMY', '-DPD_INTERNAL',
                        '-DHAVE_UNISTD_H', '-DHAVE_ALLOCA_H',
                        '-DHAVE_MACHINE_ENDIAN_H', '-D_DARWIN_C_SOURCE',
                        '-D_DARWIN_UNLIMITED_SELECT', '-DFD_SETSIZE=10240',
                        '-DLIBPD_EXTRA', '-fcommon'
  spec.frameworks = 'Foundation'

  # frameworks for ios-only audio implementation
  spec.ios.frameworks = 'AudioToolbox', 'AVFoundation'

  # allow for loading pd externals
  spec.macos.compiler_flags = '-DHAVE_LIBDL'
  spec.macos.libraries = 'dl'

  # exclude backends and utils not relevant to libpd
  # also exclude libpd files included with the puredata source itself for now (until parity)
  spec.exclude_files = 'pure-data/src/s_audio_alsa.h',
                       'pure-data/src/s_audio_alsa.c',
                       'pure-data/src/s_audio_alsamm.c',
                       'pure-data/src/s_audio_audiounit.c',
                       'pure-data/src/s_audio_esd.c',
                       'pure-data/src/s_audio_jack.c',
                       'pure-data/src/s_audio_mmio.c',
                       'pure-data/src/s_audio_oss.c',
                       'pure-data/src/s_audio_pa.c',
                       'pure-data/src/s_audio_paring.h',
                       'pure-data/src/s_audio_paring.c',
                       'pure-data/src/s_file.c',
                       'pure-data/src/s_midi_alsa.c',
                       'pure-data/src/s_midi_dummy.c',
                       'pure-data/src/s_midi_mmio.c',
                       'pure-data/src/s_midi_oss.c',
                       'pure-data/src/s_midi_pm.c',
                       'pure-data/src/s_midi.c',
                       'pure-data/src/d_fft_fftw.c',
                       'pure-data/src/s_entry.c',
                       'pure-data/src/s_watchdog.c',
                       'pure-data/src/u_pdreceive.c',
                       'pure-data/src/u_pdsend.c',
                       'pure-data/src/x_libpdreceive.h',
                       'pure-data/src/x_libpdreceive.c',
                       'pure-data/src/z_ringbuffer.h',
                       'pure-data/src/z_ringbuffer.c',
                       'pure-data/src/z_queued.c',
                       'pure-data/src/z_queued.h',
                       'pure-data/src/z_print_util.c',
                       'pure-data/src/z_print_util.h',
                       'pure-data/src/z_hooks.c',
                       'pure-data/src/z_hooks.h',
                       'pure-data/src/s_libpdmidi.c',
                       'pure-data/src/z_libpd.c',
                       'pure-data/src/z_libpd.h',
                       'pure-data/src/m_dispatch_gen.c',

  # exclude ios-only audio implementation
  spec.macos.exclude_files = 'objc/PdAudioController.*{h,m}',
                             'objc/PdAudioUnit.*{h,m}',
                             'objc/AudioHelpers.*{h,m}'
end