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annotate agent/src/os/win32/toolHelp.cpp @ 2998:775881292ddb

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Made Deoptimize instruction into FixedNode instead of Instruction.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Thu, 16 Jun 2011 15:02:20 +0200
parents c18cbe5936b8
children
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1 /*
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2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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25 #include "toolHelp.hpp"
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26 #include <assert.h>
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27
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28 namespace ToolHelp {
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29
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30 static HMODULE kernelDLL = NULL;
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32 HMODULE loadDLL() {
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33 if (kernelDLL == NULL) {
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34 kernelDLL = LoadLibrary("KERNEL32.DLL");
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35 }
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36
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37 assert(kernelDLL != NULL);
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38 return kernelDLL;
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39 }
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41 void unloadDLL() {
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42 if (kernelDLL != NULL) {
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43 FreeLibrary(kernelDLL);
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44 kernelDLL = NULL;
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45 }
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46 }
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48 } // namespace ToolHelp