1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of 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,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef C2UTILS_ANDROID_DEBUG_LOG_H_
18 #define C2UTILS_ANDROID_DEBUG_LOG_H_
19 
20 /*
21  * Android provides logging and debug macros. Redefine them with C2 prefix and add support for
22  * opting out of verbose logs.
23  */
24 
25 #ifdef C2_LOG_TAG
26 #define LOG_TAG C2_LOG_TAG
27 #endif
28 
29 #include <android-base/logging.h>
30 
31 #ifdef C2_LOG_VERBOSE
32 #define C2_LOG(LEVEL) LOG(::android::base::LEVEL)
33 #else
34 /**
35  * Use as follows:
36  *
37  * #define C2_LOG_TAG "tag"
38  * //#define C2_LOG_VERBOSE  // enable verbose logs in this file
39  * #include <C2Debug.h>
40  *
41  * C2_LOG(DEBUG) << expr ...;
42  *
43  * Log levels are: VERBOSE, DEBUG, INFO, WARNING, ERROR, FATAL (aborts).
44  *
45  * No endl is required.
46  */
47 #define C2_LOG(LEVEL) \
48         (::android::base::LEVEL != ::android::base::VERBOSE) && LOG(::android::base::LEVEL)
49 #endif
50 
51 #define C2_CHECK    CHECK
52 #define C2_CHECK_LT CHECK_LT
53 #define C2_CHECK_LE CHECK_LE
54 #define C2_CHECK_EQ CHECK_EQ
55 #define C2_CHECK_GE CHECK_GE
56 #define C2_CHECK_GT CHECK_GT
57 #define C2_CHECK_NE CHECK_NE
58 
59 #define C2_DCHECK    DCHECK
60 #define C2_DCHECK_LT DCHECK_LT
61 #define C2_DCHECK_LE DCHECK_LE
62 #define C2_DCHECK_EQ DCHECK_EQ
63 #define C2_DCHECK_GE DCHECK_GE
64 #define C2_DCHECK_GT DCHECK_GT
65 #define C2_DCHECK_NE DCHECK_NE
66 
67 #endif  // C2UTILS_ANDROID_DEBUG_LOG_H_
68