X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=meson.build;h=78dd640d6800c10dfcd7d48a069d06d7b9bb5b3c;hb=92de0e7c496bdd20fb83bd7a17a0ceb43952c67d;hp=12619cfcc2e1bb9569e7fc8d4a757c2862d05584;hpb=5cbd556541471a692dafdbf658b3c6af385ef583;p=platform%2Fupstream%2Fgstreamer.git diff --git a/meson.build b/meson.build index 12619cf..78dd640 100644 --- a/meson.build +++ b/meson.build @@ -1,166 +1,411 @@ -project('gst-devtools', 'c', - version : '1.19.1', - 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].to_int() -gst_version_minor = version_arr[1].to_int() -gst_version_micro = version_arr[2].to_int() -if gst_version_minor.is_even() - TESTSUITE_VERSION = '@0@.@1@'.format(gst_version_major, gst_version_minor) -else - TESTSUITE_VERSION = 'master' -endif +project('gstreamer-full', 'c', + version : '1.19.2.1', + meson_version : '>= 0.59', + 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' -soversion = 0 -# maintaining compatibility with the previous libtool versioning -# current = minor * 100 + micro -curversion = gst_version_minor * 100 + gst_version_micro -libversion = '@0@.@1@.0'.format(soversion, curversion) -osxversion = curversion + 1 +gst_version = '>= @0@'.format(meson.project_version()) -prefix = get_option('prefix') +build_system = build_machine.system() +cc = meson.get_compiler('c') -glib_req = '>= 2.56.0' -gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor) +fs = import('fs') +gnome = import('gnome') +pkgconfig = import('pkgconfig') +python3 = import('python').find_installation() +# Ensure that we're not being run from inside the gst-uninstalled env +# 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_uninstalled = ''' +import os +assert('GST_ENV' not in os.environ) +''' +cmdres = run_command(python3, '-c', ensure_not_uninstalled) +if cmdres.returncode() != 0 + error('Do not run `ninja` or `meson` for gst-build inside the uninstalled environment, you will run into problems') +endif -cc = meson.get_compiler('c') +# 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")') -if cc.get_id() == 'msvc' - msvc_args = [ - # Ignore several spurious warnings for things gstreamer does very commonly - # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it - # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once - # NOTE: Only add warnings here if you are sure they're spurious - '/wd4018', # implicit signed/unsigned conversion - '/wd4146', # unary minus on unsigned (beware INT_MIN) - '/wd4244', # lossy type conversion (e.g. double -> int) - '/wd4305', # truncating type conversion (e.g. double -> float) - cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8 +# Ensure that the user does not have Strawberry Perl in PATH, since it ships +# with a pkg-config.bat and broken pkgconfig files for libffi and zlib. Will +# cause a build error, such as in +# https://gitlab.freedesktop.org/gstreamer/gst-build/-/issues/41 +ensure_no_strawberry_perl = ''' +import os +assert(r'Strawberry\perl\bin' not in os.environ['PATH']) +''' +if build_system == 'windows' + cmdres = run_command(python3, '-c', ensure_no_strawberry_perl) + if cmdres.returncode() != 0 + error('You have Strawberry Perl in PATH which is known to cause build issues with gst-build. Please remove it from PATH or uninstall it.') + endif +endif - # Enable some warnings on MSVC to match GCC/Clang behaviour - '/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled - '/w14101', # 'identifier' : unreferenced local variable - '/w14189', # 'identifier' : local variable is initialized but not referenced - ] - add_project_arguments(msvc_args, language: 'c') - # Disable SAFESEH with MSVC for plugins and libs that use external deps that - # are built with MinGW - noseh_link_args = ['/SAFESEH:NO'] -else - noseh_link_args = [] +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') + if ret.returncode() == 0 and ret.stdout().to_lower() == 'msys' + ret = run_command(uname, '-r') + # 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 -# Symbol visibility -if cc.has_argument('-fvisibility=hidden') - add_project_arguments('-fvisibility=hidden', language: 'c') +# 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 + +# Ordered list of subprojects (dict has no ordering guarantees) +subprojects = [ + ['gstreamer', {'build-hotdoc': true}], + ['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 }], + ['gst-integration-testsuites', { 'option': get_option('devtools') }], + ['gst-editing-services', { 'option': get_option('ges'), 'build-hotdoc': true}], + ['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': '>= 3.38.1' }], + ['gst-python', { 'option': get_option('python')}], + ['gst-examples', { 'option': get_option('gst-examples'), 'match_gst_versions': false}], + ['gst-plugins-rs', { 'option': get_option('rs'), 'match_gst_version': false}], +] + +symlink = ''' +import os + +os.symlink(os.path.join('@1@', 'subprojects', '@0@'), + os.path.join('@1@', '@0@')) +''' + +if build_system == 'windows' + subproject('win-flex-bison-binaries') + subproject('win-nasm') +elif build_system == 'darwin' + subproject('macos-bison-binary') endif -# Disable strict aliasing -if cc.has_argument('-fno-strict-aliasing') - add_project_arguments('-fno-strict-aliasing', language: 'c') +orc_subproject = subproject('orc', required: get_option('orc')) + +subprojects_names = [] +plugins_doc_caches = [] +orc_update_targets = [] +all_plugins = [] +# 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) + + if match_gst_version + subproj = subproject(project_name, version: gst_version, required: is_required) + elif sysdep != '' + sysdep_dep = dependency(sysdep, version: sysdep_version, required: false) + if not sysdep_dep.found() + subproj = subproject(project_name, required: is_required) + endif + else + subproj = subproject(project_name, required: is_required) + endif + + if subproj.found() + plugins = subproj.get_variable('plugins', []) + all_plugins += plugins + all_libraries += subproj.get_variable('libraries', []) + + orc_update_targets += subproj.get_variable('orc_update_targets', []) + + subprojects_names += [project_name] + cmdres = run_command(python3, '-c', symlink.format(project_name, meson.current_source_dir())) + if cmdres.returncode() == 0 + message('Created symlink to ' + project_name) + endif + + if not meson.is_cross_build() and build_infos.get('build-hotdoc', false) + if plugins.length() > 0 + plugins_doc_caches += [subproj.get_variable('plugins_doc_dep', [])] + endif + 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 +glib_dep = dependency('glib-2.0') +if glib_dep.type_name() == 'internal' + subproject('glib-networking', required : get_option('tls'), + default_options: ['gnutls=auto', 'openssl=auto']) endif -gst_dep = dependency('gstreamer-' + apiversion, version : gst_req, - fallback : ['gstreamer', 'gst_dep']) -gstbase_dep = dependency('gstreamer-base-' + apiversion, version : gst_req, - fallback : ['gstreamer', 'gst_base_dep']) -gst_pbutils_dep = dependency('gstreamer-pbutils-' + apiversion, version : gst_req, - fallback : ['gst-plugins-base', 'pbutils_dep']) -gst_video_dep = dependency('gstreamer-video-' + apiversion, version : gst_req, - fallback : ['gst-plugins-base', 'video_dep']) -gst_controller_dep = dependency('gstreamer-controller-' + apiversion, version : gst_req, - fallback : ['gstreamer', 'gst_controller_dep']) -gst_check_dep = dependency('gstreamer-check-1.0', version : gst_req, - required : get_option('validate'), - fallback : ['gstreamer', 'gst_check_dep']) - -glib_dep = dependency('glib-2.0', version : '>=2.32.0', - fallback: ['glib', 'libglib_dep']) -gmodule_dep = dependency('gmodule-2.0', - fallback: ['glib', 'libgmodule_dep']) -gio_dep = dependency('gio-2.0', - fallback: ['glib', 'libgio_dep']) - -gtk_dep = dependency('gtk+-3.0', required: false) -mathlib = cc.find_library('m', required : false) -dl = cc.find_library('dl', required : false) -json_dep = dependency('json-glib-1.0', - fallback : ['json-glib', 'json_glib_dep']) - -gst_c_args = ['-DHAVE_CONFIG_H', '-DGST_USE_UNSTABLE_API'] - -gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \ - 'g_setenv("GST_REGISTRY_1.0", "/no/way/this/exists.reg", TRUE);' + \ - 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \ - 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \ - 'gst_init(NULL,NULL);', '--quiet'] -gir = find_program('g-ir-scanner', required : get_option('introspection')) -build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled()) -gnome = import('gnome') +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 gst_dep.type_name() == 'internal' - gst_debug_disabled = not subproject('gstreamer').get_variable('gst_debug') +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 - # We can't check that in the case of subprojects as we won't - # be able to build against an internal dependency (which is not built yet) - gst_debug_disabled = cc.has_header_symbol('gst/gstconfig.h', 'GST_DISABLE_GST_DEBUG', dependencies: gst_dep) + 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 -if gst_debug_disabled and cc.has_argument('-Wno-unused') - add_project_arguments('-Wno-unused', language: 'c') +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 -warning_flags = [ - '-Wmissing-declarations', - '-Wmissing-prototypes', - '-Wredundant-decls', - '-Wundef', - '-Wwrite-strings', - '-Wformat', - '-Wformat-security', - '-Winit-self', - '-Wmissing-include-dirs', - '-Waddress', - '-Wno-multichar', - '-Wdeclaration-after-statement', - '-Wvla', - '-Wpointer-arith', -] +all_plugins_paths = [] +all_plugins_dirs = [] +foreach plugin: all_plugins + all_plugins_paths += plugin.full_path() + all_plugins_dirs += fs.parent(plugin.full_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() +devenv.set('GST_PLUGIN_PATH', all_plugins_dirs) +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] +) -foreach extra_arg : warning_flags - if cc.has_argument (extra_arg) - add_project_arguments([extra_arg], language: 'c') +if get_option('default_library') == 'static' + # Generate a .c file which declare and register all built plugins + plugins_names = [] + foreach plugin: all_plugins + plugins_names += plugin.full_path() + endforeach + all_plugin_names = ';'.join(plugins_names) + + static_plugins = get_option('gst-full-plugins') + if static_plugins == '*' + static_plugins = all_plugin_names endif -endforeach + 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') + ] + ) -pkgconfig = import('pkgconfig') -plugins_install_dir = join_paths(get_option('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() + 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_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') + 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 + error('Failed to link with version script (' + symbol_map + '), check logs for details') + endif + endif + + # Build both shared and static library + gstfull = both_libraries('gstreamer-full-1.0', + init_static_plugins_c, + link_with : all_plugins, + link_args: gstfull_link_args, + link_whole : exposed_libs, + dependencies : incdir_deps + glib_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) endif -pkgconfig_subdirs = ['gstreamer-1.0'] -plugins = [] -i18n = import('i18n') +foreach custom_subproj: get_option('custom_subprojects').split(',') + if custom_subproj != '' + message ('Adding custom subproject ' + custom_subproj) + subproject(custom_subproj) + subprojects_names += [custom_subproj] + endif +endforeach -python_mod = import('python') -python3 = python_mod.find_installation() +message('Building subprojects: ' + ', '.join(subprojects_names)) -if not get_option('validate').disabled() - subdir('validate') +setenv = find_program('gst-env.py') +devenv_cmd = [setenv, '--builddir=@0@'.format(meson.project_build_root()), + '--gstbuilddir=@0@'.format(meson.current_build_dir()), + '--srcdir=@0@'.format(meson.project_source_root())] + +subdir('tests') +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 -if not get_option('debug_viewer').disabled() - subdir('debug-viewer') +run_target('uninstalled', command : devenv_cmd) +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('docs') -run_command(python3, '-c', 'import shutil; shutil.copy("hooks/multi-pre-commit.hook", ".git/hooks/pre-commit")') +summary({ + 'gstreamer-full': get_option('default_library') == 'static', +}, section: 'Build options', bool_yn: true, list_sep: ' ')