gstreamer/docs/meson.build
2020-06-23 12:09:12 -04:00

131 lines
4.3 KiB
Meson

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
required_hotdoc_extensions = ['gi-extension', 'gst-extension']
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_pkgconfig_variable('libexecdir'), 'gstreamer-' + apiversion, 'gst-plugins-doc-cache-generator'), required: false)
endif
plugins_cache = join_paths(meson.current_source_dir(), 'gst_plugins_cache.json')
if plugins_cache_generator.found()
plugins_doc_dep = custom_target('editing-services-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').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@, not building documentation'.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 gi-extension missing')
endif
message('@0@ extensions not found, not building documentation requiring it'.format(extension))
endif
endforeach
if not build_gir
if get_option('doc').enabled()
error('Documentation enabled but introspection not built.')
endif
message('Introspection not built, can\'t build the documentation')
subdir_done()
endif
build_hotdoc = true
ges_excludes = []
foreach f: ['gesmarshal.*',
'ges-internal.*',
'ges-auto-transition.*',
'ges-structured-interface.*',
'ges-structure-parser.*',
'ges-version.h',
'ges-smart-*',
'ges-command-line-formatter.*',
'ges-base-xml-formatter.h',
'gstframepositioner.*',
'lex.priv_ges_parse_yy.c',
'ges-parse-lex.[c]']
ges_excludes += [join_paths(meson.current_source_dir(), '..', '..', 'ges', f)]
endforeach
hotdoc = import('hotdoc')
libs_doc = [hotdoc.generate_doc('gst-editing-services',
project_version: apiversion,
extra_assets: [join_paths(meson.current_source_dir(), 'images')],
gi_c_sources: ges_sources + ges_headers,
gi_c_source_roots: [join_paths(meson.current_source_dir(), '../ges/')],
gi_sources: [ges_gir[0].full_path()],
gi_c_source_filters: ges_excludes,
sitemap: 'sitemap.txt',
index: 'index.md',
gi_index: 'index.md',
gi_smart_index: true,
gi_order_generated_subpages: true,
dependencies: [ges_dep],
disable_incremental_build: true,
)]
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))
assert(list_plugin_res.returncode() == 0,
'Could not list plugins from @0@\n@1@\n@1@'.format(plugins_cache, list_plugin_res.stdout(), list_plugin_res.stderr()))
foreach plugin_name: list_plugin_res.stdout().split(':')
plugins_doc += [hotdoc.generate_doc(plugin_name,
project_version: apiversion,
sitemap: 'plugins/sitemap.txt',
index: 'plugins/index.md',
gst_index: 'plugins/index.md',
gst_smart_index: true,
gst_c_sources: ['../plugins/*/*.[ch]',],
dependencies: [gst_dep, plugins],
gst_order_generated_subpages: true,
gst_cache_file: plugins_cache,
gst_plugin_name: plugin_name,
)]
endforeach