Mercurial > hg > truffle
view src/share/vm/prims/jvmtiEnvFill.java @ 18394:973c6551dfd8
Add TrustedInterface to list of classes for tests
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Mon, 22 Sep 2014 10:27:52 +0200 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ import java.io.*; import java.util.*; class jvmtiEnvFill { public static void main(String[] args) throws IOException { if (args.length != 3) { System.err.println("usage: <filledFile> <stubFile> <resultFile>"); System.exit(1); } String filledFN = args[0]; String stubFN = args[1]; String resultFN = args[2]; SourceFile filledSF = new SourceFile(filledFN); SourceFile stubSF = new SourceFile(stubFN); stubSF.fill(filledSF); PrintWriter out = new PrintWriter(new FileWriter(resultFN)); stubSF.output(out); out.close(); } } class SourceFile { static final String endFilePrefix = "// end file prefix"; static final String functionPrefix = "JvmtiEnv::"; final String fn; LineNumberReader in; String line; List<String> top = new ArrayList<String>(); List<String> before = new ArrayList<String>(); boolean inFilePrefix = true; List<Function> functions = new ArrayList<Function>(); Map<String, Function> functionMap = new HashMap<String, Function>(); class Function { String name; String args; String compareArgs; List comment; List<String> body = new ArrayList<String>(); Function() throws IOException { line = in.readLine(); String trimmed = line.trim(); if (!trimmed.startsWith(functionPrefix)) { error("expected '" + functionPrefix + "'"); } int index = trimmed.indexOf('(', functionPrefix.length()); if (index == -1) { error("missing open paren"); } name = trimmed.substring(functionPrefix.length(), index); int index2 = trimmed.indexOf(')', index); if (index2 == -1) { error("missing close paren - must be on same line"); } args = trimmed.substring(index+1, index2); compareArgs = args.replaceAll("\\s", ""); String tail = trimmed.substring(index2+1).trim(); if (!tail.equals("{")) { error("function declaration first line must end with open bracket '{', instead got '" + tail + "'"); } while(true) { line = in.readLine(); if (line == null) { line = ""; // so error does not look wierd error("unexpected end of file"); } if (line.startsWith("}")) { break; } body.add(line); } String expected = "} /* end " + name + " */"; trimmed = line.replaceAll("\\s",""); if (!trimmed.equals(expected.replaceAll("\\s",""))) { error("function end is malformed - should be: " + expected); } // copy over the comment prefix comment = before; before = new ArrayList<String>(); } void remove() { functionMap.remove(name); } String fileName() { return fn; } void fill(Function filledFunc) { if (filledFunc == null) { System.err.println("Warning: function " + name + " missing from filled file"); body.add(0, " /*** warning: function added and not filled in ***/"); } else { int fbsize = filledFunc.body.size(); int bsize = body.size(); if (fbsize > bsize || !body.subList(bsize-fbsize,bsize).equals(filledFunc.body)) { // it has actually been filled in body = filledFunc.body; if (!compareArgs.equals(filledFunc.compareArgs)) { System.err.println("Warning: function " + name + ": filled and stub arguments differ"); System.err.println(" old (filled): " + filledFunc.args); System.err.println(" new (stub): " + args); body.add(0, " /*** warning: arguments changed, were: " + filledFunc.args + " ***/"); } } filledFunc.remove(); // mark used } } void output(PrintWriter out) { Iterator it = comment.iterator(); while (it.hasNext()) { out.println(it.next()); } out.println("jvmtiError"); out.print(functionPrefix); out.print(name); out.print('('); out.print(args); out.println(") {"); it = body.iterator(); while (it.hasNext()) { out.println(it.next()); } out.print("} /* end "); out.print(name); out.println(" */"); } } SourceFile(String fn) throws IOException { this.fn = fn; Reader reader = new FileReader(fn); in = new LineNumberReader(reader); while (readGaps()) { Function func = new Function(); functionMap.put(func.name, func); functions.add(func); } in.close(); } void error(String msg) { System.err.println("Fatal error parsing file: " + fn); System.err.println("Line number: " + in.getLineNumber()); System.err.println("Error message: " + msg); System.err.println("Source line: " + line); System.exit(1); } boolean readGaps() throws IOException { while(true) { line = in.readLine(); if (line == null) { return false; // end of file } if (!inFilePrefix && line.startsWith("}")) { error("unexpected close bracket in first column, outside of function.\n"); } String trimmed = line.trim(); if (line.startsWith("jvmtiError")) { if (trimmed.equals("jvmtiError")) { if (inFilePrefix) { error("unexpected 'jvmtiError' line in file prefix.\n" + "is '" + endFilePrefix + "'... line missing?"); } return true; // beginning of a function } else { error("extra characters at end of 'jvmtiError'"); } } if (inFilePrefix) { top.add(line); } else { trimmed = line.trim(); if (!trimmed.equals("") && !trimmed.startsWith("//") && !trimmed.startsWith("#")) { error("only comments and blank lines allowed between functions"); } before.add(line); } if (line.replaceAll("\\s","").toLowerCase().startsWith(endFilePrefix.replaceAll("\\s",""))) { if (!inFilePrefix) { error("excess '" + endFilePrefix + "'"); } inFilePrefix = false; } } } void fill(SourceFile filledSF) { // copy beginning of file straight from filled file top = filledSF.top; // file in functions Iterator it = functions.iterator(); while (it.hasNext()) { Function stubFunc = (Function)(it.next()); Function filledFunc = (Function)filledSF.functionMap.get(stubFunc.name); stubFunc.fill(filledFunc); } if (filledSF.functionMap.size() > 0) { System.err.println("Warning: the following functions were present in the " + "filled file but missing in the stub file and thus not copied:"); it = filledSF.functionMap.values().iterator(); while (it.hasNext()) { System.err.println(" " + ((Function)(it.next())).name); } } } void output(PrintWriter out) { Iterator it = top.iterator(); while (it.hasNext()) { out.println(it.next()); } it = functions.iterator(); while (it.hasNext()) { Function stubFunc = (Function)(it.next()); stubFunc.output(out); } } }