1 // Copyright 2023 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 #include "pw_bluetooth_sapphire/internal/host/common/log.h" 16 17 #include <cpp-string/string_printf.h> 18 #include <stdarg.h> 19 20 #include <atomic> 21 #include <memory> 22 #include <string_view> 23 24 // The USE_PRINTF flag only exists on Fuchsia. 25 #ifndef PW_LOG_FLAG_USE_PRINTF 26 #define PW_LOG_FLAG_USE_PRINTF 0 27 #endif 28 29 // The IGNORE flag only exists on Fuchsia. 30 #ifndef PW_LOG_FLAG_IGNORE 31 #define PW_LOG_FLAG_IGNORE 0 32 #endif 33 34 namespace bt { 35 namespace { 36 37 std::atomic_int g_printf_min_severity(-1); 38 39 } // namespace 40 IsPrintfLogLevelEnabled(LogSeverity severity)41bool IsPrintfLogLevelEnabled(LogSeverity severity) { 42 return g_printf_min_severity != -1 && 43 static_cast<int>(severity) >= g_printf_min_severity; 44 } 45 GetPwLogFlags(LogSeverity level)46unsigned int GetPwLogFlags(LogSeverity level) { 47 if (g_printf_min_severity == -1) { 48 return 0; 49 } 50 return IsPrintfLogLevelEnabled(level) ? PW_LOG_FLAG_USE_PRINTF 51 : PW_LOG_FLAG_IGNORE; 52 } 53 UsePrintf(LogSeverity min_severity)54void UsePrintf(LogSeverity min_severity) { 55 g_printf_min_severity = static_cast<int>(min_severity); 56 } 57 58 } // namespace bt 59