1 //
2 //
3 // Copyright 2015 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 #include <grpc/support/port_platform.h>
20
21 #ifdef GPR_ANDROID
22
23 #include <android/log.h>
24 #include <stdarg.h>
25 #include <stdio.h>
26 #include <string.h>
27
28 #include <grpc/support/log.h>
29 #include <grpc/support/time.h>
30
31 #include "src/core/lib/gprpp/crash.h"
32
severity_to_log_priority(gpr_log_severity severity)33 static android_LogPriority severity_to_log_priority(gpr_log_severity severity) {
34 switch (severity) {
35 case GPR_LOG_SEVERITY_DEBUG:
36 return ANDROID_LOG_DEBUG;
37 case GPR_LOG_SEVERITY_INFO:
38 return ANDROID_LOG_INFO;
39 case GPR_LOG_SEVERITY_ERROR:
40 return ANDROID_LOG_ERROR;
41 }
42 return ANDROID_LOG_DEFAULT;
43 }
44
gpr_log(const char * file,int line,gpr_log_severity severity,const char * format,...)45 void gpr_log(const char* file, int line, gpr_log_severity severity,
46 const char* format, ...) {
47 // Avoid message construction if gpr_log_message won't log
48 if (gpr_should_log(severity) == 0) {
49 return;
50 }
51 char* message = NULL;
52 va_list args;
53 va_start(args, format);
54 vasprintf(&message, format, args);
55 va_end(args);
56 gpr_log_message(file, line, severity, message);
57 free(message);
58 }
59
gpr_default_log(gpr_log_func_args * args)60 void gpr_default_log(gpr_log_func_args* args) {
61 const char* final_slash;
62 const char* display_file;
63 char* output = NULL;
64
65 final_slash = strrchr(args->file, '/');
66 if (final_slash == NULL)
67 display_file = args->file;
68 else
69 display_file = final_slash + 1;
70
71 asprintf(&output, "%s:%d] %s", display_file, args->line, args->message);
72
73 __android_log_write(severity_to_log_priority(args->severity), "GRPC", output);
74
75 // allocated by asprintf => use free, not gpr_free
76 free(output);
77 }
78
79 #endif // GPR_ANDROID
80