build_hotdoc = false if meson.is_cross_build() if get_option('doc').enabled() error('Documentation enabled but building the doc while cross building is not supported yet.') endif message('Documentation not built as building it while cross building is not supported yet.') subdir_done() endif if static_build if get_option('doc').enabled() error('Documentation enabled but not supported when building statically.') endif message('Building statically, can\'t build the documentation') subdir_done() endif required_hotdoc_extensions = ['gst-extension'] plugins_cache = join_paths(meson.current_source_dir(), 'gst_plugins_cache.json') if gst_dep.type_name() == 'internal' gst_proj = subproject('gstreamer') plugins_cache_generator = gst_proj.get_variable('plugins_cache_generator') else plugins_cache_generator = find_program(join_paths(gst_dep.get_variable('libexecdir'), 'gstreamer-' + api_version, 'gst-plugins-doc-cache-generator'), required: false) endif if plugins.length() == 0 message('All ugly plugins have been disabled') elif plugins_cache_generator.found() gst_plugins_doc_dep = custom_target('ugly-plugins-doc-cache', command: [plugins_cache_generator, plugins_cache, '@OUTPUT@', '@INPUT@'], input: plugins, output: 'gst_plugins_cache.json', build_always_stale: true, ) else warning('GStreamer plugin inspector for documentation not found, can\'t update the cache') endif hotdoc_p = find_program('hotdoc', required: get_option('doc')) if not hotdoc_p.found() message('Hotdoc not found, not building the documentation') subdir_done() endif hotdoc_req = '>= 0.11.0' hotdoc_version = run_command(hotdoc_p, '--version', check: false).stdout() if not hotdoc_version.version_compare(hotdoc_req) if get_option('doc').enabled() error('Hotdoc version @0@ not found, got @1@'.format(hotdoc_req, hotdoc_version)) else message('Hotdoc version @0@ not found, got @1@'.format(hotdoc_req, hotdoc_version)) subdir_done() endif endif hotdoc = import('hotdoc') foreach extension: required_hotdoc_extensions if not hotdoc.has_extensions(extension) if get_option('doc').enabled() error('Documentation enabled but @0@ missing'.format(extension)) endif message('@0@ extension not found, not building documentation'.format(extension)) subdir_done() endif endforeach build_hotdoc = true docconf = configuration_data() docconf.set('GST_API_VERSION', api_version) configure_file(input : 'gst_api_version.in', output : 'gst_api_version.md', configuration : docconf) root_rel = '..' excludes = [] foreach f: [] excludes += [join_paths(meson.current_source_dir(), root_rel, '..', f)] endforeach libs_doc = [] plugins_doc = [] list_plugin_res = run_command(python3, '-c', ''' import sys import json with open("@0@") as f: print(':'.join(json.load(f).keys()), end='') '''.format(plugins_cache), check: true) foreach plugin_name: list_plugin_res.stdout().split(':') plugins_doc += [hotdoc.generate_doc(plugin_name, project_version: api_version, sitemap: 'sitemap.txt', index: 'index.md', gst_index: 'index.md', gst_smart_index: true, gst_c_sources: [ join_paths(root_rel, 'sys/*/*.[ch]'), join_paths(root_rel, 'ext/*/*.[ch]'), join_paths(root_rel, 'gst/*/*.[ch]'), ], gst_c_source_filters: excludes, dependencies: [gst_dep, plugins], gst_order_generated_subpages: true, disable_incremental_build: true, gst_cache_file: plugins_cache, gst_plugin_name: plugin_name, )] endforeach