mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-05-16 23:42:54 +00:00
073d8fc52a
We only need to link to python directly for the plugin: https://github.com/mesonbuild/meson/issues/7712#issuecomment-689357908 https://github.com/Homebrew/homebrew-core/pull/165176#issuecomment-2051835257 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6622>
138 lines
4.4 KiB
Meson
138 lines
4.4 KiB
Meson
project('gst-python', 'c',
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version : '1.25.0.1',
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meson_version : '>= 1.1',
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default_options : [ 'warning_level=1',
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'c_std=gnu99',
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'buildtype=debugoptimized' ])
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gst_version = meson.project_version()
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version_arr = gst_version.split('.')
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gst_version_major = version_arr[0]
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gst_version_minor = version_arr[1]
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api_version = '@0@.0'.format(gst_version_major)
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host_system = host_machine.system()
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cc = meson.get_compiler('c')
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add_project_arguments('-DHAVE_CONFIG_H', language: 'c')
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gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
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gst_dep = dependency('gstreamer-1.0', version : gst_req,
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fallback : ['gstreamer', 'gst_dep'])
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gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req,
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fallback : ['gstreamer', 'gst_base_dep'])
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gmodule_dep = dependency('gmodule-no-export-2.0')
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libdl = cc.find_library('dl', required: false)
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pygobject_dep = dependency('pygobject-3.0', fallback: ['pygobject', 'pygobject_dep'], version : '>= 3.8')
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pymod = import('python')
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python = pymod.find_installation(get_option('python'))
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pythonver = python.language_version()
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if pythonver.version_compare('<3.0')
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error('Python2 is not supported anymore, please port your code to python3 (@0@ specified)'.format(python.language_version()))
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endif
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if pythonver.version_compare('<3.7')
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error('Could not find a sufficient python version required: 3.7, found @0@'.format(python.language_version()))
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endif
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python_embed_dep = python.dependency(embed: true, required: true)
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python_dep = python.dependency(embed: false, required: true)
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python_abi_flags = python.get_variable('ABIFLAGS', '')
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message(f'python_abi_flags = @python_abi_flags@')
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pylib_loc = get_option('libpython-dir')
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fsmod = import('fs')
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pylib_prefix = 'lib'
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pylib_suffix = 'so'
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if host_system == 'windows'
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if cc.get_argument_syntax() == 'msvc'
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pylib_prefix = ''
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endif
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pylib_suffix = 'dll'
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elif host_system == 'darwin'
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pylib_suffix = 'dylib'
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endif
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pylib_fnames = []
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# Library name with soversion, non-devel package
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pylib_fnames += python.get_variable('INSTSONAME', [])
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# Library name without soversion, devel package, framework, etc.
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pylib_fnames += python.get_variable('LDLIBRARY', [])
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# Manually construct name as a fallback
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pylib_fnames += [
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pylib_prefix + 'python' + python_dep.version() + python_abi_flags + '.' + pylib_suffix
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]
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if pylib_loc != ''
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pylib_locs = [pylib_loc]
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else
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pylib_locs = [
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python.get_variable('LIBDIR', ''),
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python.get_variable('LIBPL', ''),
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]
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endif
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pylib_fname = ''
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foreach loc: pylib_locs
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foreach fname: pylib_fnames
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if fsmod.exists(loc / fname)
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pylib_fname = fname
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message(f'PY_LIB_FNAME = @fname@ (@loc@)')
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break
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endif
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endforeach
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endforeach
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if pylib_fname == ''
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error_msg = 'Could not find python library to load'
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if python_opt.enabled()
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error(error_msg)
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else
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message(error_msg)
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endif
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endif
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pygi_override_dir = get_option('pygi-overrides-dir')
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if pygi_override_dir == ''
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pygi_override_dir = python.get_install_dir(
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subdir : join_paths('gi', 'overrides'),
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pure: false
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)
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endif
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message('pygobject overrides directory = @0@'.format(pygi_override_dir))
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# libdir has to be built from pieces.
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libdir = get_option('prefix')+'/'+get_option('libdir')
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cdata = configuration_data()
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cdata.set_quoted('PACKAGE', 'gst-python')
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cdata.set_quoted('VERSION', gst_version)
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cdata.set_quoted('GST_PACKAGE_NAME', 'GStreamer Python')
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cdata.set_quoted('PACKAGE_NAME', 'GStreamer Python')
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cdata.set_quoted('GST_API_VERSION', api_version)
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cdata.set_quoted('PLUGINDIR', join_paths(get_option('prefix'), get_option('libdir'), 'gstreamer-1.0'))
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cdata.set_quoted('PY_LIB_FNAME', pylib_fname)
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configure_file(output : 'config.h', configuration : cdata)
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configinc = include_directories('.')
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meson.add_dist_script('scripts/gen-changelog.py', meson.project_name(), '1.22.0', meson.project_version())
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pkgconfig = import('pkgconfig')
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plugins_install_dir = join_paths(libdir, 'gstreamer-1.0')
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plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
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if get_option('default_library') == 'shared'
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# If we don't build static plugins there is no need to generate pc files
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plugins_pkgconfig_install_dir = disabler()
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endif
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subdir('gi')
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if not get_option('plugin').disabled()
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if get_option('default_library') != 'static'
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subdir('plugin')
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else
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warning('Python plugin not supported with `static` builds yet.')
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endif
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endif
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if not get_option('tests').disabled()
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subdir('testsuite')
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endif
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