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Add a couple of pthread helper macros

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(to accommodate the fact that in ptw-win32, 'pthread_t' is subtlely different from its non-Windows counterparts)
This commit is contained in:
John Emmas 2014-05-06 09:31:11 +01:00
parent 1a1a05fa1c
commit 8d0ec2403f
4 changed files with 65 additions and 6 deletions
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14
libs/backends/wavesaudio/wavesapi/devicemanager/WCMRNativeAudio.cpp
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@ -12,6 +12,7 @@
#endif
#include "WCMRNativeAudio.h"
#include "MiscUtils/pthread_utils.h"
#include "MiscUtils/safe_delete.h"
#include <sstream>
#include <boost/assign/list_of.hpp>
@ -33,11 +34,12 @@
//**********************************************************************************************
WCMRNativeAudioNoneDevice::WCMRNativeAudioNoneDevice (WCMRAudioDeviceManager *pManager)
: WCMRNativeAudioDevice (pManager, false /*useMultiThreading*/)
, m_SilenceThread(0)
#if defined (PLATFORM_WINDOWS)
, _waitableTimerForUsleep (CreateWaitableTimer(NULL, TRUE, NULL))
#endif
{
mark_pthread_inactive (m_SilenceThread);
m_DeviceName = NONE_DEVICE_NAME;
m_SamplingRates = boost::assign::list_of (m_CurrentSamplingRate=44100)(48000)(88200)(96000);
@ -136,7 +138,7 @@ WTErr WCMRNativeAudioNoneDevice::SetStreaming (bool newState)
if (Streaming())
{
if (m_SilenceThread)
if (is_pthread_active (m_SilenceThread))
std::cerr << "\t\t\t\t\t !!!!!!!!!!!!!!! Warning: the inactive NONE-DEVICE was streaming!" << std::endl;
pthread_attr_t attributes;
@ -155,19 +157,19 @@ WTErr WCMRNativeAudioNoneDevice::SetStreaming (bool newState)
}
if (pthread_create (&m_SilenceThread, &attributes, __SilenceThread, this)) {
m_SilenceThread = 0;
mark_pthread_inactive (m_SilenceThread);
std::cerr << "WCMRNativeAudioNoneDevice::SetStreaming (): pthread_create () failed!" << std::endl;
return eGenericErr;
}
}
else
{
if (!m_SilenceThread)
if (!is_pthread_active (m_SilenceThread))
{
std::cerr << "\t\t\t\t\t !!!!!!!!!!!!!!! Warning: the active NONE-DEVICE was NOT streaming!" << std::endl;
}
while (m_SilenceThread)
while (is_pthread_active (m_SilenceThread))
{
_usleep(1); //now wait for ended thread;
}
@ -219,7 +221,7 @@ void WCMRNativeAudioNoneDevice::_SilenceThread()
}
audioCallbackData.acdCycleStartTimeNanos = cycleEndTimeNanos+1;
}
m_SilenceThread = 0;
mark_pthread_inactive (m_SilenceThread);
}
void* WCMRNativeAudioNoneDevice::__SilenceThread(void *This)

38
libs/backends/wavesaudio/wavesapi/miscutils/pthread_utils.h Normal file
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@ -0,0 +1,38 @@
/*
Copyright (C) 2014 John Emmas
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __waves_pthread_utils__
#define __waves_pthread_utils__
/* Accommodate thread setting (and testing) for both
* 'libpthread' and 'libpthread_win32' (whose implementations
* of 'pthread_t' are subtlely different)
*/
#ifndef PTHREAD_MACROS_DEFINED
#define PTHREAD_MACROS_DEFINED
#ifdef PTW32_VERSION /* pthread_win32 */
#define mark_pthread_inactive(threadID) threadID.p=0
#define is_pthread_active(threadID) threadID.p==0
#else /* normal pthread */
#define mark_pthread_inactive(threadID) threadID=0
#define is_pthread_active(threadID) threadID==0
#endif /* PTW32_VERSION */
#endif /* PTHREAD_MACROS_DEFINED */
#endif /* __waves_pthread_utils__ */

4
libs/pbd/MSVCpbd/pbd.vcproj
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@ -723,6 +723,10 @@
RelativePath="..\pbd\property_basics.h"
>
</File>
<File
RelativePath="..\pbd\pthread_utils.h"
>
</File>
<File
RelativePath="..\pbd\rcu.h"
>

15
libs/pbd/pbd/pthread_utils.h
View File

@ -20,6 +20,21 @@
#ifndef __pbd_pthread_utils__
#define __pbd_pthread_utils__
/* Accommodate thread setting (and testing) for both
* 'libpthread' and 'libpthread_win32' (whose implementations
* of 'pthread_t' are subtlely different)
*/
#ifndef PTHREAD_MACROS_DEFINED
#define PTHREAD_MACROS_DEFINED
#ifdef PTW32_VERSION /* pthread_win32 */
#define mark_pthread_inactive(threadID) threadID.p=0
#define is_pthread_active(threadID) threadID.p==0
#else /* normal pthread */
#define mark_pthread_inactive(threadID) threadID=0
#define is_pthread_active(threadID) threadID==0
#endif /* PTW32_VERSION */
#endif /* PTHREAD_MACROS_DEFINED */
#ifdef COMPILER_MSVC
#include <ardourext/pthread.h>
#else