mirror of
https://github.com/Tencent/MMKV.git
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guoling
80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
/*
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* Tencent is pleased to support the open source community by making
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* MMKV available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company.
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* All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License"); you may not use
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* this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "MMKVLog.h"
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#ifdef ENABLE_MMKV_LOG
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# ifdef MMKV_ANDROID
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# include <android/log.h>
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# include <cstdarg>
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# include <string>
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using namespace std;
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constexpr auto APP_NAME = "MMKV";
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static android_LogPriority MMKVLogLevelDesc(MMKVLogLevel level) {
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switch (level) {
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case MMKVLogDebug:
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return ANDROID_LOG_DEBUG;
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case MMKVLogInfo:
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return ANDROID_LOG_INFO;
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case MMKVLogWarning:
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return ANDROID_LOG_WARN;
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case MMKVLogError:
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return ANDROID_LOG_ERROR;
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default:
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return ANDROID_LOG_UNKNOWN;
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}
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}
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void _MMKVLogWithLevel(MMKVLogLevel level, const char *filename, const char *func, int line, const char *format, ...) {
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if (level >= g_currentLogLevel) {
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string message;
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char buffer[16];
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va_list args;
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va_start(args, format);
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auto length = std::vsnprintf(buffer, sizeof(buffer), format, args);
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va_end(args);
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if (length < 0) { // something wrong
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message = {};
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} else if (length < sizeof(buffer)) {
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message = string(buffer, static_cast<unsigned long>(length));
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} else {
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message.resize(static_cast<unsigned long>(length), '\0');
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va_start(args, format);
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std::vsnprintf(const_cast<char *>(message.data()), static_cast<size_t>(length) + 1, format, args);
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va_end(args);
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}
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if (g_logHandler) {
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g_logHandler(level, filename, line, func, message);
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} else {
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auto desc = MMKVLogLevelDesc(level);
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__android_log_print(desc, APP_NAME, "<%s:%d::%s> %s", filename, line, func, message.c_str());
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}
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}
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}
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# endif // MMKV_ANDROID
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#endif // ENABLE_MMKV_LOG
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