1 /* 2 * Copyright (C) 2017 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 * Android logging wrapper to make it easy to interchange based on environment. 17 */ 18 19 #ifndef ESE_LOG_H_ 20 #define ESE_LOG_H_ 1 21 22 /* Uncomment when doing bring up or other messy debugging. 23 * #define LOG_NDEBUG 0 24 */ 25 26 #if defined(ESE_LOG_NONE) || defined(ESE_LOG_STDIO) 27 # define ESE_LOG_ANDROID 0 28 #endif 29 30 #if !defined(ESE_LOG_ANDROID) 31 #define ESE_LOG_ANDROID 1 32 #endif 33 34 #if !defined(LOG_TAG) 35 # define LOG_TAG "libese" 36 #endif 37 38 #if ESE_LOG_ANDROID == 1 39 40 #include <log/log.h> 41 42 #else /* ESE_LOG_ANDROID */ 43 44 #ifndef ALOGV 45 #define __ALOGV(...) ((void)ALOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) 46 #if LOG_NDEBUG 47 #define ALOGV(...) do { if (0) { __ALOGV(__VA_ARGS__); } } while (0) 48 #else 49 #define ALOGV(...) __ALOGV(__VA_ARGS__) 50 #endif 51 #endif 52 53 #ifndef ALOGD 54 #define ALOGD(...) ((void)ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) 55 #endif 56 57 #ifndef ALOGI 58 #define ALOGI(...) ((void)ALOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) 59 #endif 60 61 #ifndef ALOGW 62 #define ALOGW(...) ((void)ALOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) 63 #endif 64 65 #ifndef ALOGE 66 #define ALOGE(...) ((void)ALOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) 67 #endif 68 69 #if defined(ESE_LOG_STDIO) 70 #include <stdio.h> 71 #include <stdlib.h> 72 #define ALOG(priority, tag, format, ...) \ 73 fprintf(stderr, "[%s: %s] " format "\n", #priority, tag, ##__VA_ARGS__) 74 #define LOG_ALWAYS_FATAL(format, ...) { \ 75 ALOG(LOG_ERROR, LOG_TAG, format, ##__VA_ARGS__); \ 76 abort(); \ 77 } 78 79 #elif defined(ESE_LOG_NONE) 80 #define ALOG(...) {} 81 #define LOG_ALWAYS_FATAL(...) while (1); 82 #endif 83 84 #endif /* !ESE_LOG_ANDROID */ 85 86 #endif /* ESE_LOG_H_ */ 87