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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-' + api_version, 'gst-plugins-doc-cache-generator'),
required: false)
endif
plugins_cache = join_paths(meson.current_source_dir(), 'gst_plugins_cache.json')
if plugins.length() == 0
message('All good plugins have been disabled')
elif plugins_cache_generator.found()
plugins_doc_dep = custom_target('good-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').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
docconf = configuration_data()
docconf.set('GST_API_VERSION', api_version)
configure_file(input : 'gst_api_version.in',
output : 'gst_api_version.md',
configuration : docconf)
libs_doc = []
plugins_doc = []
excludes = []
build_hotdoc = true
foreach f: ['gstgdkpixbufplugin.c']
excludes += [join_paths(meson.current_source_dir(), '..', 'ext/gdk_pixbuf/', f)]
endforeach
excludes += [join_paths(meson.current_source_dir(), '..', 'sys', 'rpicamsrc', 'Raspi*.[ch]')]
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@'.format(plugins_cache))
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: ['../sys/*/*.[ch]',
'../ext/*/*.[ch]',
'../gst/*/*.[ch]',
],
gst_c_source_filters: excludes,
dependencies: [gst_dep, plugins],
gst_order_generated_subpages: true,
install: false,
disable_incremental_build: true,
gst_cache_file: plugins_cache,
gst_plugin_name: plugin_name,
include_paths: join_paths(meson.current_source_dir(), '..'),
)]
endforeach
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