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      1 /*
      2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #include "webrtc/modules/audio_device/linux/audio_device_utility_linux.h"
     12 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
     13 #include "webrtc/system_wrappers/interface/trace.h"
     14 
     15 namespace webrtc
     16 {
     17 
     18 AudioDeviceUtilityLinux::AudioDeviceUtilityLinux(const int32_t id) :
     19     _critSect(*CriticalSectionWrapper::CreateCriticalSection()), _id(id)
     20 {
     21     WEBRTC_TRACE(kTraceMemory, kTraceAudioDevice, id,
     22                  "%s created", __FUNCTION__);
     23 }
     24 
     25 AudioDeviceUtilityLinux::~AudioDeviceUtilityLinux()
     26 {
     27     WEBRTC_TRACE(kTraceMemory, kTraceAudioDevice, _id,
     28                  "%s destroyed", __FUNCTION__);
     29     {
     30         CriticalSectionScoped lock(&_critSect);
     31 
     32         // free stuff here...
     33     }
     34 
     35     delete &_critSect;
     36 }
     37 
     38 // ============================================================================
     39 //                                     API
     40 // ============================================================================
     41 
     42 
     43 int32_t AudioDeviceUtilityLinux::Init()
     44 {
     45 
     46     WEBRTC_TRACE(kTraceStateInfo, kTraceAudioDevice, _id,
     47                  "  OS info: %s", "Linux");
     48 
     49     return 0;
     50 }
     51 
     52 
     53 }  // namespace webrtc
     54