1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 * use this file except in compliance with the License. You may obtain a copy of
6 * the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16
17#ifndef CTSAUDIO_LOG_H
18#define CTSAUDIO_LOG_H
19
20#include <stdio.h>
21#include <iostream>
22#include <fstream>
23
24#include "FileUtil.h"
25
26class Log: public FileUtil {
27public:
28    enum LogLevel {
29        ELogV = 0,
30        ELogD = 1,
31        ELogI = 2,
32        ELogW = 3,
33        ELogE = 4
34    };
35
36    static Log* Instance(const char* dirName = NULL);
37    static void Finalize();
38
39
40    void printf(LogLevel level, const char* fmt, ...);
41    void setLogLevel(LogLevel level);
42    LogLevel getLogLevel() {
43        return mLogLevel;
44    };
45private:
46    Log();
47    virtual ~Log();
48    virtual bool init(const char* dirName);
49
50private:
51    static Log* mInstance;
52    LogLevel mLogLevel;
53};
54
55#define LOGE(x...) do { Log::Instance()->printf(Log::ELogE, x); \
56    Log::Instance()->printf(Log::ELogE, "  file %s line %d", __FILE__, __LINE__); } while(0)
57#define LOGW(x...) do { Log::Instance()->printf(Log::ELogW, x); } while(0)
58#define LOGI(x...) do { Log::Instance()->printf(Log::ELogI, x); } while(0)
59#define LOGD(x...) do { Log::Instance()->printf(Log::ELogD, x); } while(0)
60#define LOGV(x...) do { Log::Instance()->printf(Log::ELogV, x); } while(0)
61
62#define MSG(x...) do { Log::Instance()->printf(Log::ELogE, x); } while(0)
63
64#define ASSERT(cond) if(!(cond)) {  Log::Instance()->printf(Log::ELogE, \
65        "assertion failed %s %d", __FILE__, __LINE__); \
66    Log::Finalize(); \
67    abort(); };
68
69#endif // CTSAUDIO_LOG_H
70