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86 lines
2.6 KiB
C++
86 lines
2.6 KiB
C++
//
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// NamedEvent_VMS.cpp
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//
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// $Id: //poco/svn/Foundation/src/NamedEvent_VMS.cpp#2 $
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//
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// Library: Foundation
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// Package: Processes
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// Module: NamedEvent
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/NamedEvent_VMS.h"
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#include <lib$routines.h>
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#include <starlet.h>
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#include <descrip.h>
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#include <iodef.h>
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namespace Poco {
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NamedEventImpl::NamedEventImpl(const std::string& name):
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_name(name)
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{
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struct dsc$descriptor_s mbxDesc;
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mbxDesc.dsc$w_length = _name.length();
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mbxDesc.dsc$b_dtype = DSC$K_DTYPE_T;
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mbxDesc.dsc$b_class = DSC$K_CLASS_S;
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mbxDesc.dsc$a_pointer = _name.c_str();
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if (sys$crembx(0, &_mbxChan, 0, 0, 0, 0, &mbxDesc, 0, 0) != 1)
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throw SystemException("cannot create named event", _name);
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}
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NamedEventImpl::~NamedEventImpl()
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{
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sys$dassgn(_mbxChan);
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}
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void NamedEventImpl::setImpl()
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{
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char buffer = 0xFF;
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if (sys$qio(0, _mbxChan, IO$_WRITEVBLK, 0, 0, 0, &buffer, sizeof(buffer), 0, 0, 0, 0) != 1)
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throw SystemException("cannot set named event", _name);
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}
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void NamedEventImpl::waitImpl()
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{
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char buffer = 0;
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while (buffer == 0)
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{
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if (sys$qiow(0, _mbxChan, IO$_READVBLK, 0, 0, 0, &buffer, sizeof(buffer), 0, 0, 0, 0) != 1)
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throw SystemException("cannot wait for named event", _name);
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}
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}
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} // namespace Poco
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