def get_available_platforms(conf):
is_configure_context = isinstance(conf, ConfigurationContext)
validated_platforms_node = conf.get_validated_platforms_node()
validated_platforms_json = conf.parse_json_file(
validated_platforms_node) if os.path.exists(
validated_platforms_node.abspath()) else None
global AVAILABLE_PLATFORMS
if AVAILABLE_PLATFORMS is None:
# Get all of the available target platforms for the current host platform
host_platform = Utils.unversioned_sys_platform()
# fallback option for android if the bootstrap params is empty
android_enabled_var = conf.get_env_file_var('ENABLE_ANDROID',
required=False,
silent=True)
android_enabled = (android_enabled_var == 'True')
# Check the enabled capabilities from the bootstrap parameter. This value is set by the setup assistant
enabled_capabilities = conf.get_enabled_capabilities()
validated_platforms = []
for platform in PLATFORMS[host_platform]:
platform_capability = PLATFORM_TO_CAPABILITY_MAP.get(
platform, None)
if platform_capability is not None:
if len(enabled_capabilities) > 0 and platform_capability[
0] not in enabled_capabilities:
# Only log the target platform removal during the configure process
if isinstance(conf, ConfigurationContext):
Logs.info(
'[INFO] Removing target platform {} due to "{}" not checked in Setup Assistant.'
.format(platform, platform_capability[1]))
continue
# Perform extra validation of platforms that can be disabled through options
if platform.startswith('android') and not android_enabled:
continue
if platform.endswith('clang') and platform.startswith('win'):
if not conf.is_option_true('win_enable_clang_for_windows'):
continue
elif not conf.find_program(
'clang', mandatory=False, silent_output=True):
Logs.warn(
'[INFO] Removing target platform {}. Could not find Clang for Windows executable.'
.format(platform))
continue
if not is_configure_context and validated_platforms_json:
if platform not in validated_platforms_json:
continue
validated_platforms.append(platform)
AVAILABLE_PLATFORMS = validated_platforms
return AVAILABLE_PLATFORMS
def update_validated_platforms(conf):
current_available_platforms = conf.get_available_platforms()
validated_platforms_node = conf.get_validated_platforms_node()
# write out the list of platforms that were successfully configured
json_data = json.dumps(current_available_platforms)
try:
validated_platforms_node.write(json_data)
except Exception as e:
# If the file cannot be written to, warn, but dont fail.
Logs.warn("[WARN] Unable to update validated configurations file '{}' ({})".format(validated_platforms_node.abspath(),e.message))
def get_available_platforms(conf):
global AVAILABLE_PLATFORMS
if AVAILABLE_PLATFORMS is None:
# Check to see if there is already a validated platform list and set the available platforms to that
# if possible, otherwise initialize with the default supported platform for the current host platform
validated_platforms = []
try:
validated_platforms_node = conf.get_validated_platforms_node()
parsed_validated_platforms = conf.parse_json_file(validated_platforms_node)
validated_platforms = [x.encode('ascii') for x in parsed_validated_platforms] # Loaded data is unicode so convert it to ASCII
except:
pass
if len(validated_platforms) == 0:
host = Utils.unversioned_sys_platform()
validated_platforms = list(PLATFORMS[host])
AVAILABLE_PLATFORMS = validated_platforms
return AVAILABLE_PLATFORMS