project('gst-python', 'c', 'cpp',
  version : '1.9.2.1',
  meson_version : '>= 0.33.0',
  default_options : [ 'warning_level=1',
                      'c_std=gnu99',
                      'buildtype=debugoptimized' ])

gst_version = meson.project_version()
version_arr = gst_version.split('.')
gst_version_major = version_arr[0]
gst_version_minor = version_arr[1]
api_version = '@0@.0'.format(gst_version_major)

gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)

gst_dep = dependency('gstreamer-1.0', version : gst_req,
  fallback : ['gstreamer', 'gst_dep'])
gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req,
  fallback : ['gstreamer', 'gst_base_dep'])
gmodule_dep = dependency('gmodule-2.0')
pygobject_dep = dependency('pygobject-3.0 >= 3.0')
python_dep = dependency('python3')

python = find_program('python3')
pythondetector = find_program('pythondetector')
py_so_suffix = run_command(pythondetector, '--sosuffix').stdout().strip()
pygi_override_dir = run_command(pythondetector, '--pygi-overridedir').stdout().strip()
python_abi_flags = run_command(pythondetector, '--abiflags').stdout().strip()
pylib_loc = run_command(pythondetector, '--libloc').stdout().strip()
assert(pylib_loc != 'None', 'Python dynamic library path could not be determined')

pylib_suffix = 'so'
if host_machine.system() == 'windows'
  pylib_suffix = 'dll'
elif host_machine.system() == 'darwin'
  pylib_suffix = 'dylib'
endif

cdata = configuration_data()
cdata.set('PACKAGE', '"gst-python"')
cdata.set('VERSION', '"@0@"'.format(gst_version))
cdata.set('GST_PACKAGE_NAME', '"GStreamer Python"')
cdata.set('PACKAGE_NAME', '"GStreamer Python"')
cdata.set('GST_API_VERSION', '"@0@"'.format(api_version))
cdata.set('PLUGINDIR', '"@0@/gstreamer-1.0"'.format(get_option('libdir')))
cdata.set('PY_LIB_LOC', '"@0@"'.format(pylib_loc))
cdata.set('PY_ABI_FLAGS', '"@0@"'.format(python_abi_flags))
cdata.set('PY_LIB_SUFFIX', '"@0@"'.format(pylib_suffix))
cdata.set('PYTHON_VERSION', '"@0@"'.format(python_dep.version()))
configure_file(input : 'config.h.meson',
  output : 'config.h',
  configuration : cdata)
configinc = include_directories('.')

subdir('gi')
subdir('plugin')