1 /*
2  * Copyright (C) 2008 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 // All static variables go here, to control initialization and
18 // destruction order in the library.
19 
20 #include <hwbinder/Static.h>
21 
22 #include "BufferedTextOutput.h"
23 
24 #include <hwbinder/IPCThreadState.h>
25 #include <utils/Log.h>
26 
27 namespace android {
28 namespace hardware {
29 
30 // ------------ Text output streams
31 
32 Vector<int32_t> gTextBuffers;
33 
34 class LogTextOutput : public BufferedTextOutput
35 {
36 public:
LogTextOutput()37     LogTextOutput() : BufferedTextOutput(MULTITHREADED) { }
~LogTextOutput()38     virtual ~LogTextOutput() { };
39 
40 protected:
writeLines(const struct iovec & vec,size_t N)41     virtual status_t writeLines(const struct iovec& vec, size_t N)
42     {
43         //android_writevLog(&vec, N);       <-- this is now a no-op
44         if (N != 1) ALOGI("WARNING: writeLines N=%zu\n", N);
45         ALOGI("%.*s", (int)vec.iov_len, (const char*) vec.iov_base);
46         return NO_ERROR;
47     }
48 };
49 
50 static LogTextOutput gLogTextOutput;
51 TextOutput& alog(gLogTextOutput);
52 
53 }   // namespace hardware
54 }   // namespace android
55