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BEGIN LICENSE BLOCK ***** Version: CPL 1.0/GPL 2.0/LGPL 2.1 The contents of this file are subject to the Common Public License Version 1.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. Copyright (C) 2008, 2009 Wayne Meissner Alternatively, the contents of this file may be used under the terms of either of the GNU General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the LGPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of either the GPL or the LGPL, and not to allow others to use your version of this file under the terms of the CPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL or the LGPL. If you do not delete the provisions above, a recipient may use your version of this file under the terms of any one of the CPL, the GPL or the LGPL. END LICENSE BLOCK ***
package org.jruby.cext;
The ModuleLoader is responsible for loading native extensions into the process and calling their initialization function.
public class ModuleLoader {
    private static final Set<Librarymodules = new HashSet<Library>();
    public static void load(Ruby runtimeString name) {
        ThreadContext context = runtime.getCurrentContext();
        // Ensure the native code is initialized before we load the library
        Native n = Native.getInstance(runtime);
        Library lib = Library.openLibrary(name. | .);
        if (lib == null) {
            throw new UnsatisfiedLinkError(Library.getLastError());
        String fileName = new File(name).getName();
        String initName = fileName;
        int dotPos;
        if ((dotPos = fileName.lastIndexOf('.')) != -1) {
            // Remove the extension, if needed
            initName = fileName.substring(0, dotPos);
        long init = lib.getSymbolAddress("Init_" + initName);
        if (init == 0) {
            throw new UnsatisfiedLinkError("Could not locate Init_" + initName + " module entry point");
        try {
        } finally {
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