| /* |
| * Copyright 2002-2004 Sun Microsystems, Inc. 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. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| |
| package com.sun.tools.javah; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.util.ResourceBundle; |
| import java.text.MessageFormat; |
| import java.util.MissingResourceException; |
| |
| /** |
| * Messages, verbose and error handling support. |
| * |
| * For errors, the failure modes are: |
| * error -- User did something wrong |
| * bug -- Bug has occurred in javah |
| * fatal -- We can't even find resources, so bail fast, don't localize |
| * |
| */ |
| public class Util { |
| |
| /* |
| * Help for verbosity. |
| */ |
| public static boolean verbose = false; |
| |
| public static void log(String s) { |
| System.out.println(s); |
| } |
| |
| |
| /* |
| * Help for loading localized messages. |
| */ |
| private static ResourceBundle m; |
| |
| private static void initMessages() { |
| try { |
| m=ResourceBundle.getBundle("com.sun.tools.javah.resources.l10n"); |
| } catch (MissingResourceException mre) { |
| fatal("Error loading resources. Please file a bug report.", mre); |
| } |
| } |
| |
| public static String getText(String key) { |
| return getText(key, null, null); |
| } |
| |
| private static String getText(String key, String a1, String a2){ |
| if (m == null) |
| initMessages(); |
| try { |
| return MessageFormat.format(m.getString(key), |
| new Object[] { a1, a2 }); |
| } catch (MissingResourceException e) { |
| fatal("Key " + key + " not found in resources.", e); |
| } |
| return null; /* dead code */ |
| } |
| |
| /* |
| * Usage message. |
| */ |
| public static void usage(int exitValue) { |
| if (exitValue == 0) { |
| System.out.println(getText("usage")); |
| } else { |
| System.err.println(getText("usage")); |
| } |
| System.exit(exitValue); |
| } |
| |
| public static void version() { |
| System.out.println(getText("javah.version", |
| System.getProperty("java.version"), null)); |
| System.exit(0); |
| } |
| |
| /* |
| * Failure modes. |
| */ |
| public static void bug(String key) { |
| bug(key, null); |
| } |
| |
| public static void bug(String key, Exception e) { |
| if (e != null) |
| e.printStackTrace(); |
| System.err.println(getText(key)); |
| System.err.println(getText("bug.report")); |
| System.exit(11); |
| } |
| |
| public static void error(String key) { |
| error(key, null); |
| } |
| |
| public static void error(String key, String a1) { |
| error(key, a1, null); |
| } |
| |
| public static void error(String key, String a1, String a2) { |
| error(key, a1, a2, false); |
| } |
| |
| public static void error(String key, String a1, String a2, |
| boolean showUsage) { |
| System.err.println("Error: " + getText(key, a1, a2)); |
| if (showUsage) |
| usage(15); |
| System.exit(15); |
| } |
| |
| |
| private static void fatal(String msg) { |
| fatal(msg, null); |
| } |
| |
| private static void fatal(String msg, Exception e) { |
| if (e != null) { |
| e.printStackTrace(); |
| } |
| System.err.println(msg); |
| System.exit(10); |
| } |
| |
| /* |
| * Support for platform specific things in javah, such as pragma |
| * directives, exported symbols etc. |
| */ |
| static private ResourceBundle platform = null; |
| |
| /* |
| * Set when platform has been initialized. |
| */ |
| static private boolean platformInit = false; |
| |
| static String getPlatformString(String key) { |
| if (!platformInit) { |
| initPlatform(); |
| platformInit = true; |
| } |
| if (platform == null) |
| return null; |
| try { |
| return platform.getString(key); |
| } catch (MissingResourceException mre) { |
| return null; |
| } |
| } |
| |
| private static void initPlatform() { |
| String os = System.getProperty("os.name"); |
| if (os.startsWith("Windows")) { |
| os = "win32"; |
| } else if (os.indexOf("Linux") >= 0) { |
| os = "Linux"; |
| } |
| String arch = System.getProperty("os.arch"); |
| String resname = "com.sun.tools.javah.resources." + os + "_" + arch; |
| try { |
| platform=ResourceBundle.getBundle(resname); |
| } catch (MissingResourceException mre) { |
| // fatal("Error loading resources. Please file a bug report.", mre); |
| } |
| } |
| } |