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 ART_SIGCHAINLIB_LOG_H_
18 #define ART_SIGCHAINLIB_LOG_H_
19 
20 #if defined(__ANDROID__)
21 
22 #include <async_safe/log.h>
23 
24 #define log(...) async_safe_format_log(ANDROID_LOG_ERROR, "libsigchain", __VA_ARGS__)
25 #define fatal async_safe_fatal
26 
27 #else
28 
29 #include <stdarg.h>
30 #include <stdio.h>
31 
log(const char * format,...)32 static void log(const char* format, ...) {
33   va_list ap;
34   va_start(ap, format);
35   vprintf(format, ap);
36   va_end(ap);
37 
38   printf("\n");
39 }
40 
41 #define fatal(...) log(__VA_ARGS__); abort()
42 
43 #endif
44 
45 #endif  // ART_SIGCHAINLIB_LOG_H_
46