Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/md/windows/ntsem.c @ 3:150b72113545

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Add DBM and legacydb support
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:32:02 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 /*
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7 * NT-specific semaphore handling code.
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8 *
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9 */
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10
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11
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12 #include "primpl.h"
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13
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14
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15 void
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16 _PR_MD_NEW_SEM(_MDSemaphore *md, PRUintn value)
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17 {
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18 md->sem = CreateSemaphore(NULL, value, 0x7fffffff, NULL);
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19 }
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20
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21 void
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22 _PR_MD_DESTROY_SEM(_MDSemaphore *md)
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23 {
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24 CloseHandle(md->sem);
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25 }
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26
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27 PRStatus
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28 _PR_MD_TIMED_WAIT_SEM(_MDSemaphore *md, PRIntervalTime ticks)
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29 {
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30 int rv;
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31
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32 rv = WaitForSingleObject(md->sem, PR_IntervalToMilliseconds(ticks));
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33
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34 if (rv == WAIT_OBJECT_0)
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35 return PR_SUCCESS;
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36 else
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37 return PR_FAILURE;
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38 }
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39
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40 PRStatus
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41 _PR_MD_WAIT_SEM(_MDSemaphore *md)
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42 {
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43 return _PR_MD_TIMED_WAIT_SEM(md, PR_INTERVAL_NO_TIMEOUT);
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44 }
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45
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46 void
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47 _PR_MD_POST_SEM(_MDSemaphore *md)
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48 {
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49 ReleaseSemaphore(md->sem, 1, NULL);
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50 }
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