pegasus/src/Pegasus/Common/Threads.cpp - diff

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Diff for /pegasus/src/Pegasus/Common/Threads.cpp between version 1.1.2.1 and 1.22

version 1.1.2.1, 2006/07/27 23:11:52

version 1.22, 2012/10/22 11:18:18

Line 1

//%2006////////////////////////////////////////////////////////////////////////

//%LICENSE////////////////////////////////////////////////////////////////

// Licensed to The Open Group (TOG) under one or more contributor license

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with

// this work for additional information regarding copyright ownership.

// IBM Corp.; EMC Corporation, The Open Group.

// Each contributor licenses this file to you under the OpenPegasus Open

// Source License; you may not use this file except in compliance with the

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// License.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and associated documentation files (the "Software"),

// EMC Corporation; Symantec Corporation; The Open Group.

// to deal in the Software without restriction, including without limitation

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// Permission is hereby granted, free of charge, to any person obtaining a copy

// and/or sell copies of the Software, and to permit persons to whom the

// of this software and associated documentation files (the "Software"), to

// Software is furnished to do so, subject to the following conditions:

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// The above copyright notice and this permission notice shall be included

// sell copies of the Software, and to permit persons to whom the Software is

// in all copies or substantial portions of the Software.

// furnished to do so, subject to the following conditions:

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//==============================================================================

//////////////////////////////////////////////////////////////////////////

// Author: Mike Brasher (m.brasher@inovadevelopment.com)

//%/////////////////////////////////////////////////////////////////////////////

#include <errno.h>

#include "Threads.h"

#include "IDFactory.h"

#include "TSDKey.h"

#include "Once.h"

#if defined(PEGASUS_OS_TYPE_WINDOWS)

# include <sys/timeb.h>

#endif

#if defined(PEGASUS_OS_ZOS)

# include <unistd.h>

#endif

#if defined(PEGASUS_OS_SOLARIS)

# include <unistd.h>

#endif

PEGASUS_NAMESPACE_BEGIN

Line 41

Line 52

{

#if defined(PEGASUS_HAVE_NANOSLEEP)

struct timespec wait;

struct timespec wait, remwait;

wait.tv_sec = msec / 1000;

wait.tv_nsec = (msec % 1000) * 1000000;

nanosleep(&wait, NULL);

#elif defined(PEGASUS_PLATFORM_OS400_ISERIES_IBM)

int loop;

int microsecs = msec * 1000; /* convert from milliseconds to microseconds */

if (microsecs < 1000000)

while ((nanosleep(&wait, &remwait) == -1) && (errno == EINTR))

usleep(microsecs);

else

{

loop = microsecs / 1000000;

wait.tv_sec = remwait.tv_sec;

for(int i = 0; i < loop; i++)

wait.tv_nsec = remwait.tv_nsec;

usleep(1000000);

if ((loop*1000000) < microsecs)

usleep(microsecs - (loop*1000000));

}

#elif defined(PEGASUS_PLATFORM_WIN32_IX86_MSVC)

#elif defined(PEGASUS_OS_TYPE_WINDOWS)

if (ms == 0)

if (msec == 0)

{

Sleep(0);

return;

Line 72

struct _timeb end, now;

_ftime( &end );

end.time += (ms / 1000);

end.time += (msec / 1000);

ms -= (ms / 1000);

msec -= (msec / 1000);

end.millitm += ms;

end.millitm += msec;

{

Line 83

}

while( end.millitm > now.millitm && end.time >= now.time);

#elif defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM)

#else

int seconds;

if (msec < 1000)

int microsecs = msec * 1000;

{

usleep(msec*1000);

if (microsecs < 1000000)

{

usleep(microsecs/2);

pthread_testintr();

usleep(microsecs/2);

}

else

{

// sleep for loop seconds

seconds = microsecs / 1000000;

::sleep(msec / 1000);

sleep(seconds);

// Usleep the remaining micro seconds

usleep( (msec*1000) % 1000000 );

}

#endif

}

//==============================================================================

// PEGASUS_HAVE_PTHREADS

//==============================================================================

#if defined(PEGASUS_HAVE_PTHREADS)

int Threads::create(

ThreadType& thread,

Type type,

void* (*start)(void*),

void* arg)

{

// Initialize thread attributes:

// Usleep the remaining time

pthread_attr_t attr;

if ((seconds*1000000) < microsecs)

int rc = pthread_attr_init(&attr);

usleep(microsecs - (seconds*1000000));

if(rc != 0)

{

return rc;

}

#elif defined(PEGASUS_OS_VMS)

sleep(msec / 1000);

// Detached:

if (type == DETACHED)

{

#if defined(PEGASUS_OS_ZOS)

int ds = 1;

pthread_attr_setdetachstate(&attr, &ds);

#else

pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);

#endif

}

// Stack size:

rc = pthread_attr_setstacksize(&attr, PEGASUS_INITIAL_THREADSTACK_SIZE);

PEGASUS_ASSERT(rc == 0);

// Scheduling policy:

#if defined(PEGASUS_OS_SOLARIS)

pthread_attr_setschedpolicy(&attr, SCHED_OTHER);

#endif /* defined(PEGASUS_OS_SOLARIS) */

// Create thread:

rc = pthread_create(&thread.thread, &attr, start, arg);

if (rc != 0)

{

thread = ThreadType();

}

// Destroy attributes now.

pthread_attr_destroy(&attr);

// Return:

return rc;

}

ThreadType Threads::self()

{

ThreadType tt;

tt.thread = pthread_self();

return tt;

}

#endif /* PEGASUS_HAVE_PTHREADS */

PEGASUS_NAMESPACE_END

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