project('libembed', ['cpp'],
  default_options: ['cpp_std=c++2a', 'warning_level=3'],
)

# libstdc++ lacks std::span at the moment
add_project_arguments(['-stdlib=libc++'], language: 'cpp')
add_project_link_arguments(['-stdlib=libc++'], language : 'cpp')

libzstd = dependency('libzstd')

libembed_sourceset = import('sourceset').source_set()
libembed_sourceset.add(files('lib/embed.cpp'))
libembed_sourceset.add(when: libzstd, if_true: [ libzstd, files('lib/embed_zstd.cpp') ] )
libembed_conf = libembed_sourceset.apply(configuration_data())

libembed = library('embed',
  libembed_conf.sources(),
  dependencies: libembed_conf.dependencies(),
  include_directories: '3rd-party/frozen/include/'
)

dep_embed = declare_dependency(
  link_with: libembed,
  include_directories: include_directories('lib/', '3rd-party/frozen/include')
)

prog_python = import('python').find_installation('python3')

resources_h = custom_target('resources.h',
  output: 'resources.h',
  input: 'scripts/rcc',
  command: [prog_python, '@INPUT@', '--namespace=staticdata', '--output=@OUTPUT@', '-', files('test/resources.xrc')],
)

zstd_dictionary = custom_target('zstd_dictionary',
  output: 'zstd_dict',
  input: 'scripts/rcc',
  command: [ prog_python, '@INPUT@', 'Zstd', '--train=@OUTPUT@', files('test/resources.xrc') ]
)

zstd_resources_h = custom_target('zstd_resources.h',
  output: 'zstd_resources.h',
  input: [ 'scripts/rcc', zstd_dictionary ],
  command: [prog_python, '@INPUT0@', '--namespace=zstd_data', '--output=@OUTPUT@', 'Zstd', '--dict=@INPUT1@', files('test/resources.xrc')],
)

test('libembed',
  executable('embed',
    sources: [ 'test/main.cpp', resources_h, zstd_resources_h ],
    dependencies: [ dep_embed ]
  )
)