[80] | 1 | // |
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| 2 | // NamedEvent_VMS.cpp |
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| 3 | // |
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| 4 | // $Id: //poco/1.3/Foundation/src/NamedEvent_VMS.cpp#1 $ |
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| 5 | // |
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| 6 | // Library: Foundation |
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| 7 | // Package: Processes |
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| 8 | // Module: NamedEvent |
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| 9 | // |
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| 10 | // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. |
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| 11 | // and Contributors. |
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| 12 | // |
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| 13 | // Permission is hereby granted, free of charge, to any person or organization |
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| 14 | // obtaining a copy of the software and accompanying documentation covered by |
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| 15 | // this license (the "Software") to use, reproduce, display, distribute, |
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| 16 | // execute, and transmit the Software, and to prepare derivative works of the |
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| 17 | // Software, and to permit third-parties to whom the Software is furnished to |
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| 18 | // do so, all subject to the following: |
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| 19 | // |
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| 20 | // The copyright notices in the Software and this entire statement, including |
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| 21 | // the above license grant, this restriction and the following disclaimer, |
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| 22 | // must be included in all copies of the Software, in whole or in part, and |
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| 23 | // all derivative works of the Software, unless such copies or derivative |
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| 24 | // works are solely in the form of machine-executable object code generated by |
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| 25 | // a source language processor. |
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| 26 | // |
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| 27 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 28 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 29 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
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| 30 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
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| 31 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
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| 32 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 33 | // DEALINGS IN THE SOFTWARE. |
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| 34 | // |
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| 35 | |
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| 36 | |
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| 37 | #include "Poco/NamedEvent_VMS.h" |
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| 38 | #include <lib$routines.h> |
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| 39 | #include <starlet.h> |
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| 40 | #include <descrip.h> |
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| 41 | #include <iodef.h> |
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| 42 | |
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| 43 | |
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| 44 | namespace Poco { |
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| 45 | |
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| 46 | |
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| 47 | NamedEventImpl::NamedEventImpl(const std::string& name): |
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| 48 | _name(name) |
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| 49 | { |
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| 50 | struct dsc$descriptor_s mbxDesc; |
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| 51 | mbxDesc.dsc$w_length = _name.length(); |
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| 52 | mbxDesc.dsc$b_dtype = DSC$K_DTYPE_T; |
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| 53 | mbxDesc.dsc$b_class = DSC$K_CLASS_S; |
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| 54 | mbxDesc.dsc$a_pointer = _name.c_str(); |
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| 55 | if (sys$crembx(0, &_mbxChan, 0, 0, 0, 0, &mbxDesc, 0, 0) != 1) |
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| 56 | throw SystemException("cannot create named event", _name); |
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| 57 | } |
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| 58 | |
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| 59 | |
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| 60 | NamedEventImpl::~NamedEventImpl() |
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| 61 | { |
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| 62 | sys$dassgn(_mbxChan); |
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| 63 | } |
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| 64 | |
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| 65 | |
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| 66 | void NamedEventImpl::setImpl() |
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| 67 | { |
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| 68 | char buffer = 0xFF; |
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| 69 | if (sys$qio(0, _mbxChan, IO$_WRITEVBLK, 0, 0, 0, &buffer, sizeof(buffer), 0, 0, 0, 0) != 1) |
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| 70 | throw SystemException("cannot set named event", _name); |
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| 71 | } |
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| 72 | |
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| 73 | |
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| 74 | void NamedEventImpl::waitImpl() |
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| 75 | { |
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| 76 | char buffer = 0; |
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| 77 | while (buffer == 0) |
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| 78 | { |
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| 79 | if (sys$qiow(0, _mbxChan, IO$_READVBLK, 0, 0, 0, &buffer, sizeof(buffer), 0, 0, 0, 0) != 1) |
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| 80 | throw SystemException("cannot wait for named event", _name); |
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| 81 | } |
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| 82 | } |
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| 83 | |
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| 84 | |
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| 85 | } // namespace Poco |
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