/* * Copyright (C) 2023 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "trace_enabler.h" #include #include #include void set_property_or_die(const char* key, const char* value) { LOG_ALWAYS_FATAL_IF(property_set(key, value) < 0, "Failed to set %s", key); } void disable_app_atrace() { set_property_or_die("debug.atrace.app_number", ""); set_property_or_die("debug.atrace.app_0", ""); atrace_update_tags(); } void enable_atrace_for_single_app(const char* name) { set_property_or_die("debug.atrace.app_number", "1"); set_property_or_die("debug.atrace.app_0", name); atrace_update_tags(); }