X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=meson.build;h=1fabfafe1ce2952743c7a40d872f07b09b1374b3;hb=99bbb1ef359f6b9d962b2cb9f66a74fe3bb31280;hp=483ff6cbea8880fb484e5d7669abab1f59474ed9;hpb=d0c25d3184af4767edeea966ebdaf0ec153de736;p=platform%2Fupstream%2Fgstreamer.git diff --git a/meson.build b/meson.build index 483ff6c..1fabfaf 100644 --- a/meson.build +++ b/meson.build @@ -1,103 +1,519 @@ -project('gst-python', 'c', 'cpp', - version : '1.19.2', - meson_version : '>= 0.54', - 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) - -add_project_arguments('-DHAVE_CONFIG_H', language: 'c') - -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', fallback: ['pygobject', 'pygobject_dep'], version : '>= 3.8') - -pymod = import('python') -python = pymod.find_installation(get_option('python')) -pythonver = python.language_version() -if pythonver.version_compare('<3.0') - error('Python2 is not supported anymore, please port your code to python3 (@0@ specified)'.format(python.language_version())) +project('gstreamer-full', 'c', + version : '1.21.1.1', + meson_version : '>= 0.62.0', + default_options : ['buildtype=debugoptimized', + # Needed due to https://github.com/mesonbuild/meson/issues/1889, + # but this can cause problems in the future. Remove it + # when it's no longer necessary. + 'cpp_std=c++14']) + +apiversion = '1.0' +gst_version = '>= @0@'.format(meson.project_version()) + +build_system = build_machine.system() +cc = meson.get_compiler('c') + +fs = import('fs') +gnome = import('gnome') +pkgconfig = import('pkgconfig') +python3 = import('python').find_installation() +# Ensure that we're not being run from inside the development environment +# because that will confuse meson, and it might find the already-built +# gstreamer. It's fine if people run `ninja` as long as it doesn't run +# reconfigure because ninja doesn't care about the env. +ensure_not_devenv = ''' +import os +assert('GST_ENV' not in os.environ) +''' +cmdres = run_command(python3, '-c', ensure_not_devenv, check: false) +if cmdres.returncode() != 0 + error('Do not run `ninja reconfigure` or `meson` for gst-build inside the development environment, you will run into problems') +endif + +# Install gst-indent pre-commit hook +run_command(python3, '-c', 'import shutil; shutil.copy("scripts/git-hooks/multi-pre-commit.hook", ".git/hooks/pre-commit")', check: false) + +# On macOS, you have to run "Install Certificates.command" otherwise Python +# doesn't have access to the latest SSL CA Certificates, and Meson will fail to +# download wrap files from websites that use, for example, Let's Encrypt. +# We already recommend this in the README, but add a warning here as well. +# Can't make this an error because the user might be using XCode's Python +# 3 which doesn't have this script. +if build_system == 'darwin' + python3_cacert_file = python3.get_path('data') / 'etc/openssl/cert.pem' + install_cert_cmd = '/Applications/Python @0@/Install Certificates.command'.format(python3.language_version()) + if not fs.is_symlink(python3_cacert_file) and fs.is_file(install_cert_cmd) + warning('Please run "@0@" so that Python has access to the latest SSL certificates. Meson might fail to download some wraps without it.'.format(install_cert_cmd)) + endif endif -python_dep = python.dependency(embed:true, required : true) - -python_abi_flags = python.get_variable('ABIFLAGS', '') -pylib_loc = get_option('libpython-dir') -if pylib_loc == '' - check_path_exists = 'import os, sys; assert(os.path.exists(sys.argv[1]))' - pylib_loc = python.get_variable('LIBPL', '') - if host_machine.system() != 'windows' and host_machine.system() != 'darwin' - pylib_ldlibrary = python.get_variable('LDLIBRARY', '') - if run_command(python, '-c', check_path_exists, join_paths(pylib_loc, pylib_ldlibrary)).returncode() != 0 - # Workaround for Fedora - pylib_loc = python.get_variable('LIBDIR', '') - message('pylib_loc = @0@'.format(pylib_loc)) +documented_projects = '' +# Make it possible to use msys2 built zlib which fails +# when not using the mingw toolchain as it uses unistd.h +if not meson.is_subproject() and cc.get_id() == 'msvc' + uname = find_program('uname', required: false) + if uname.found() + ret = run_command(uname, '-o', check: false) + if ret.returncode() == 0 and ret.stdout().to_lower() == 'msys' + ret = run_command(uname, '-r', check: false) + # The kernel version returned by uname is actually the msys version + if ret.returncode() == 0 and ret.stdout().startswith('2') + # If a system zlib is found, disable UNIX features in zlib.h and zconf.h + if cc.find_library('z').found() + add_global_arguments('-DZ_SOLO', language: 'c') + endif + endif endif + endif +endif - assert( - run_command(python, '-c', check_path_exists, join_paths(pylib_loc, pylib_ldlibrary)).returncode() == 0, - 'Python dynamic library path could not be determined' - ) +# Ensure that MSVC interprets all source code as UTF-8. Only do this when we're +# not a subproject, because subprojects are not allowed to call +# add_global_arguments(). +if not meson.is_subproject() and cc.get_id() == 'msvc' + add_global_arguments( + cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8 + language: ['c', 'cpp']) +endif + +building_full = get_option('default_library') == 'static' +tools_option = [] +if building_full and not get_option('tools').disabled() + # Do not build subprojects tools when we build them against gst-full + tools_option = ['tools=disabled'] +endif + +# Ordered list of subprojects (dict has no ordering guarantees) +subprojects = [ + ['gstreamer', {'build-hotdoc': true, 'subproject_options': tools_option}], + ['gst-plugins-base', {'option': get_option('base'), 'build-hotdoc': true}], + ['gst-plugins-good', {'option': get_option('good'), 'build-hotdoc': true}], + ['libnice', { 'option': get_option('libnice'), 'match_gst_version': false}], + ['gst-plugins-bad', { 'option': get_option('bad'), 'build-hotdoc': true}], + ['gst-plugins-ugly', { 'option': get_option('ugly'), 'build-hotdoc': true}], + ['gst-libav', { 'option': get_option('libav'), 'build-hotdoc': true}], + ['gst-rtsp-server', { 'option': get_option('rtsp_server'), 'build-hotdoc': true}], + ['gst-devtools', { 'option': get_option('devtools'), 'build-hotdoc': true, 'subproject_options': tools_option}], + ['gst-integration-testsuites', { 'option': get_option('devtools') }], + ['gst-editing-services', { 'option': get_option('ges'), 'build-hotdoc': true, 'subproject_options': tools_option}], + ['gstreamer-vaapi', { 'option': get_option('vaapi'), 'build-hotdoc': true}], + ['gst-omx', { 'option': get_option('omx'), 'build-hotdoc': true}], + ['gstreamer-sharp', { 'option': get_option('sharp') }], + ['pygobject', { 'option': get_option('python'), 'match_gst_version': false, 'sysdep': 'pygobject-3.0', 'sysdep_version': '>= 3.8' }], + ['gst-python', { 'option': get_option('python')}], + ['gst-examples', { 'option': get_option('gst-examples'), 'match_gst_versions': false}], + ['gst-plugins-rs', { 'option': get_option('rs'), 'build-hotdoc': true, 'match_gst_version': false}], +] + +if build_system == 'windows' + subproject('win-flex-bison-binaries') + subproject('win-nasm') +elif build_system == 'darwin' + subproject('macos-bison-binary') +endif + +orc_option = get_option('orc') +# There is a check below to keep this in sync with subprojects/gst-plugins-base/meson.build +orc_req = '>= 0.4.24' +orc_source_option = get_option('orc-source') +orc_subproject = disabler() +if orc_option.allowed() + if orc_source_option == 'subproject' + orc_subproject = subproject('orc', required: orc_option) + else + dependency('orc-0.4', version: orc_req, required: orc_option, + allow_fallback: orc_source_option == 'auto') endif endif -message('python_abi_flags = @0@'.format(python_abi_flags)) -message('pylib_loc = @0@'.format(pylib_loc)) +foreach custom_subproj: get_option('custom_subprojects').split(',') + if custom_subproj != '' + message ('Adding custom subproject ' + custom_subproj) + subprojects += [[custom_subproj, {'match_gst_version': false}]] + endif +endforeach + + +subprojects_names = [] +plugins_doc_caches = [] +orc_update_targets = [] +all_plugins = [] +all_tools = {} +# Using a list and not a dict to keep the ordering to build the chain of `gir` +# dependencies +all_libraries = [] +foreach sp : subprojects + project_name = sp[0] + build_infos = sp[1] + is_required = build_infos.get('option', true) + sysdep = build_infos.get('sysdep', '') + sysdep_version = build_infos.get('sysdep_version', '') + match_gst_version = build_infos.get('match_gst_version', true) + default_options = build_infos.get('subproject_options', []) + + if match_gst_version + subproj = subproject(project_name, version: gst_version, required: is_required, default_options: default_options) + elif sysdep != '' + sysdep_dep = dependency(sysdep, version: sysdep_version, required: false, default_options: default_options) + if not sysdep_dep.found() + subproj = subproject(project_name, required: is_required, default_options: default_options) + endif + else + subproj = subproject(project_name, required: is_required, default_options: default_options) + endif + + if project_name == 'gst-plugins-base' + gst_base_orc_req = subproj.get_variable('orc_req', '') + if gst_base_orc_req != orc_req + error('orc_req is "@0@" but it should be "@1@" from subprojects/gst-plugins-base/meson.build' + .format(orc_req, gst_base_orc_req)) + endif + endif + + if subproj.found() + plugins = subproj.get_variable('gst_plugins', []) + legacy_plugins = subproj.get_variable('plugins', []) + all_plugins += plugins + if plugins.length() == 0 and legacy_plugins.length() > 0 + warning(f'DEPRECATED use of the `plugins` variable in @project_name@.') + warning('The variable should now be called `gst_plugins` and use:') + warning('`declare_dependency( link_with: , variable: {\'full_path\': .full_path()})` instead') + foreach plugin: legacy_plugins + all_plugins += [declare_dependency(link_with: plugin, variables: {'full_path': plugin.full_path()})] + endforeach + endif + + all_libraries += subproj.get_variable('gst_libraries', []) + if not get_option('tools').disabled() + all_tools += subproj.get_variable('gst_tools', {}) + endif + + orc_update_targets += subproj.get_variable('orc_update_targets', []) + + subprojects_names += [project_name] + + if not meson.is_cross_build() and build_infos.get('build-hotdoc', false) + plugins_doc_caches += [subproj.get_variable('gst_plugins_doc_dep', [])] + if documented_projects != '' + documented_projects += ',' + endif + documented_projects += project_name + endif + endif +endforeach + +# Check if we need to also build glib-networking for TLS modules +giomodules = [] +glib_dep = dependency('glib-2.0') +if glib_dep.type_name() == 'internal' + subp = subproject('glib-networking', required : get_option('tls'), + default_options: ['gnutls=auto', 'openssl=auto']) + if subp.found() + giomodules += subp.get_variable('giomodules', []) + endif +endif + +gst_plugins_doc_dep = custom_target('plugins-doc-cache', + command: [python3, '-c', 'print("Built all doc caches")'], + input: plugins_doc_caches, + output: 'plugins_doc_caches', + capture: true, +) + +if meson.is_cross_build() or build_machine.system() == 'windows' + if get_option('doc').enabled() + error('Documentation enabled but building the doc while cross building or building on windows is not supported yet.') + endif + + documented_projects = '' + message('Documentation not built as building the documentation while cross building or building on windows is not supported yet.') +else + hotdoc_p = find_program('hotdoc', required : get_option('doc')) + if not hotdoc_p.found() + documented_projects = '' + message('Not building documentation as hotdoc was not found') + endif +endif + +write_file_contents = ''' +import os +import sys + +assert len(sys.argv) >= 3 +fname = sys.argv[1] +contents = sys.argv[2] + +with open(fname, 'w') as f: + f.write(contents) +''' + +configure_file( + output : 'GstDocumentedSubprojects', + command : [python3, + '-c', write_file_contents, + '@OUTPUT@', + documented_projects] +) + +if documented_projects != '' + subproject('gst-docs', required: get_option('doc').enabled()) + message('Gst docs subprojects: ' + documented_projects) +endif + +all_plugins_paths = [] +all_plugins_dirs = [] +plugins_names = [] +foreach plugin: all_plugins + plugin_path = plugin.get_variable('full_path') + all_plugins_paths += plugin_path + all_plugins_dirs += fs.parent(plugin_path) + plugins_names += plugin_path +endforeach + +# Work around meson bug: https://github.com/mesonbuild/meson/pull/6770 +pathsep = host_machine.system() == 'windows' ? ';' : ':' +all_plugins_paths = pathsep.join(all_plugins_paths) + +devenv = environment() +if not building_full + devenv.prepend('GST_PLUGIN_PATH', all_plugins_dirs) +else + # Make sure the current build directory is first in PATH so we prefer tools + # built here that links on gst-full instead instead of those built in + # subprojects. + devenv.prepend('PATH', meson.current_build_dir()) +endif +devenv.set('CURRENT_GST', meson.current_source_dir()) +devenv.set('GST_VERSION', meson.project_version()) +devenv.set('GST_ENV', 'gst-' + meson.project_version()) +devenv.set('GST_REGISTRY', meson.current_build_dir() / 'registry.dat') +devenv.set('GST_PLUGIN_SYSTEM_PATH', '') +meson.add_devenv(devenv) + +generate_plugins_paths = find_program('scripts/generate_plugins_path.py') +configure_file( + output : 'GstPluginsPath.json', + command : [generate_plugins_paths, + '@OUTPUT@', + all_plugins_paths] +) + +if building_full + cdata = configuration_data() + cdata.set_quoted('GST_API_VERSION', apiversion) + cdata.set_quoted('GETTEXT_PACKAGE', 'gstreamer-full-1.0') + cdata.set_quoted('PACKAGE_VERSION', gst_version) + cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin')) + configure_file(output : 'config.h', configuration : cdata) + configinc = include_directories('.') + gst_c_args = ['-DHAVE_CONFIG_H'] + + # Generate a .c file which declare and register all built plugins + all_plugin_names = ';'.join(plugins_names) + + static_plugins = get_option('gst-full-plugins') + if static_plugins == '*' + static_plugins = all_plugin_names + endif + generate_init_static_plugins = find_program('scripts/generate_init_static_plugins.py') + init_static_plugins_c = configure_file( + output: 'gstinitstaticplugins.c', + command : [generate_init_static_plugins, + '-o ' + '@OUTPUT@', + '-p ' + static_plugins, + '-e ' + get_option('gst-full-elements'), + '-t ' + get_option('gst-full-typefind-functions'), + '-d ' + get_option('gst-full-device-providers'), + '-T ' + get_option('gst-full-dynamic-types'), + '--giomodules', ';'.join(giomodules), + ] + ) + + gstfull_link_args = cc.get_supported_link_arguments(['-Wl,-Bsymbolic-functions']) + + # Get a list of libraries that needs to be exposed in the ABI. + exposed_libs = [] + exposed_deps = [] + exposed_girs = [] + incdir_deps = [] + wanted_libs = ['gstreamer-1.0'] + get_option('gst-full-libraries') + all_libs = '*' in wanted_libs + + foreach pkgname_library : all_libraries + pkg_name = pkgname_library[0] + lib_def = pkgname_library[1] + + if pkg_name in wanted_libs or all_libs + if lib_def.has_key('lib') + exposed_deps += dependency(pkg_name) + incdir_deps += dependency(pkg_name).partial_dependency(includes: true, sources: true) + exposed_libs += [lib_def['lib']] + endif + + if lib_def.has_key('gir') + exposed_girs += lib_def['gir'] + endif + endif + endforeach + + # glib and gobject are part of our public API. If we are using glib from the + # system then our pkg-config file must require it. If we built it as + # subproject then we need to link_whole it. + glib_deps = [] + glib_dep = dependency('glib-2.0') + gobject_dep = dependency('gobject-2.0') + if gobject_dep.type_name() == 'internal' + glib_subproject = subproject('glib') + exposed_libs += glib_subproject.get_variable('libglib') + exposed_libs += glib_subproject.get_variable('libgobject') + incdir_deps += [ + glib_dep.partial_dependency(includes: true), + gobject_dep.partial_dependency(includes: true), + ] + else + glib_deps = [glib_dep, gobject_dep] + endif + + link_deps = [] + if get_option('gst-full-version-script') != '' + symbol_map = meson.current_source_dir() / get_option('gst-full-version-script') + link_arg = '-Wl,--version-script=' + symbol_map + if cc.has_link_argument(link_arg) + gstfull_link_args += link_arg + link_deps += symbol_map + elif cc.get_id() == 'msvc' + warning('FIXME: Provide a def file to publish the public symbols') + else + warning('FIXME: Linker does not support the supplied version script (' + symbol_map + '), please disable the "gst-full-version-script" option') + endif + endif -pygi_override_dir = get_option('pygi-overrides-dir') + giomodules_deps = [] + foreach module : giomodules + giomodules_deps += dependency(module) + endforeach -if pygi_override_dir == '' - pygi_override_dir = python.get_install_dir( - subdir : join_paths('gi', 'overrides') + # Build both shared and static library + gstfull = both_libraries('gstreamer-full-1.0', + init_static_plugins_c, + link_args: gstfull_link_args, + link_whole : exposed_libs, + dependencies : [incdir_deps, glib_deps, all_plugins, giomodules_deps], + link_depends : link_deps, + install : true, ) + + gst_full_dep = declare_dependency(link_with: gstfull.get_shared_lib(), + dependencies : incdir_deps + glib_deps, + include_directories: include_directories('.') + ) + + gst_full_libs_private = cc.get_supported_link_arguments(['-Wl,--undefined=gst_init_static_plugins']) + if gst_full_libs_private == [] + warning('The compiler does not support `-Wl,--undefined` linker flag. The method `gst_init_static_plugins` might be dropped during the link stage of an application using libgstreamer-full-1.0.a, preventing plugins registration.') + endif + + if not get_option('introspection').disabled() + built_girs = {} + foreach gir: exposed_girs + includes = [] + foreach include: gir.get('includes', []) + includes += [built_girs.get(include, include)] + endforeach + + gir += { + 'includes': includes, + 'extra_args': gir.get('extra_args', []) + ['--add-include-path=' + meson.current_build_dir()], + 'install': true, + } + built_girs += {gir.get('namespace') + '-' + gir.get('nsversion'): gnome.generate_gir(gstfull, kwargs: gir)[0]} + endforeach + endif + + pkgconfig.generate(gstfull, + requires: glib_deps, + libraries_private: gst_full_libs_private, + subdirs : 'gstreamer-1.0') + meson.override_dependency('gstreamer-full-1.0', gst_full_dep) + + if not get_option('tools').disabled() + foreach tool, data: all_tools + exe_name = '@0@-@1@'.format(tool, apiversion) + extra_args = data.get('extra_c_args', []) + sources = data.get('files') + install_tag = data.get('install_tag', 'bin') + deps = [] + foreach d : data.get('deps', []) + if d not in exposed_deps + deps += d + endif + endforeach + + executable(exe_name, + sources, + install: true, + install_tag: install_tag, + include_directories : [configinc], + dependencies : [gst_full_dep] + deps, + c_args: extra_args + gst_c_args + ['-DG_LOG_DOMAIN="@0@"'.format(exe_name)], + ) + + if data.has_key('man_page') + install_man(data.get('man_page')) + endif + + endforeach + endif endif -message('pygobject overrides directory = @0@'.format(pygi_override_dir)) +message('Building subprojects: ' + ', '.join(subprojects_names)) + +setenv = find_program('gst-env.py') -# libdir has to be built from pieces. -libdir = get_option('prefix')+'/'+get_option('libdir') +devenv_cmd = [setenv, '--builddir=@0@'.format(meson.global_build_root()), + '--srcdir=@0@'.format(meson.global_source_root())] +subdir('tests') +subdir('ci/fuzzing') -pylib_suffix = 'so' -if host_machine.system() == 'windows' - pylib_suffix = 'dll' -elif host_machine.system() == 'darwin' - pylib_suffix = 'dylib' +if meson.can_run_host_binaries() and build_machine.system() == 'linux' and host_machine.system() == 'windows' + # FIXME: Ideally we could get the wrapper directly from meson + devenv_cmd += ['--wine', host_machine.cpu_family() == 'x86_64' ? 'wine64' : 'wine32'] + sysroot = meson.get_cross_property('sys_root') + if sysroot != '' + # Logic from meson + devenv_cmd += ['--winepath', 'Z:' + join_paths(sysroot, 'bin')] + endif 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(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(output : 'config.h', configuration : cdata) -configinc = include_directories('.') -pkgconfig = import('pkgconfig') -plugins_install_dir = join_paths(libdir, 'gstreamer-1.0') -plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig') -if get_option('default_library') == 'shared' - # If we don't build static plugins there is no need to generate pc files - plugins_pkgconfig_install_dir = disabler() +run_target('devenv', command : devenv_cmd) + +if orc_subproject.found() and orc_update_targets.length() > 0 + alias_target('update-orc-dist', orc_update_targets) endif -subdir('gi') -subdir('plugin') -subdir('testsuite') - -run_command(python, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")') +dotnet_format = find_program('dotnet-format', required: false) +if dotnet_format.found() + run_target('csharp_format_check', + command: [join_paths(meson.current_source_dir(), 'scripts', 'format-csharp'), + '--check' + ], + ) + run_target('csharp_format_apply', + command: [join_paths(meson.current_source_dir(), 'scripts', 'format-csharp'), + ], + ) +endif + +summary({ + 'gstreamer-full library': building_full, +}, section: 'Build options', bool_yn: true, list_sep: ' ') + +gst_tools = [] +foreach tool, data: all_tools + gst_tools += tool +endforeach + +summary({ + 'Tools': gst_tools, +}, section: 'Build options', list_sep: ', ')