1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package com.sun.tools.jextract; 24 25 import jdk.internal.joptsimple.OptionParser; 26 import jdk.internal.joptsimple.OptionSet; 27 import jdk.internal.joptsimple.util.KeyValuePair; 28 29 import java.io.IOException; 30 import java.nio.file.Files; 31 import java.nio.file.Path; 32 import java.nio.file.Paths; 33 import java.util.logging.ConsoleHandler; 34 import java.util.logging.Level; 35 import java.util.logging.Logger; 36 import java.util.logging.SimpleFormatter; 37 38 public final class Main { 39 // FIXME: Remove this if/when the macros support is deemed stable 40 public static boolean INCLUDE_MACROS = Boolean.parseBoolean(System.getProperty("jextract.INCLUDE_MACROS", "true")); 41 42 final Context ctx; 43 String targetPackage; 44 45 public Main(Context ctx) { 46 this.ctx = ctx; 47 } 48 49 private void processPackageMapping(Object arg) { 50 String str = (String) arg; 51 Path p = null; 52 String pkgName; 53 if (str.indexOf('=') == -1) { 54 pkgName = str; 55 } else { 56 KeyValuePair kv = KeyValuePair.valueOf(str); 57 p = Paths.get(kv.key); 58 pkgName = kv.value; 59 60 if (!Files.isDirectory(p)) { 61 throw new IllegalArgumentException("Not a directory: " + kv.key); 62 } 63 } 64 65 Validators.validPackageName(pkgName); 66 ctx.usePackageForFolder(p, pkgName); 67 } 68 69 private void processHeader(Object header) { 70 Path p = Paths.get((String) header); 71 if (!Files.isReadable(p)) { 72 throw new IllegalArgumentException("Cannot read the file: " + header); 73 } 74 p = p.toAbsolutePath(); 75 ctx.usePackageForFolder(p.getParent(), targetPackage); 76 ctx.sources.add(p); 77 } 78 79 private void setupLogging(Level level) { 80 Logger logger = ctx.logger; 81 logger.setUseParentHandlers(false); 82 ConsoleHandler log = new ConsoleHandler(); 83 System.setProperty("java.util.logging.SimpleFormatter.format", "%4$s: %5$s%n"); 84 log.setFormatter(new SimpleFormatter()); 85 logger.setLevel(level); 86 log.setLevel(level); 87 logger.addHandler(log); 88 } 89 90 public void run(String[] args) { 91 OptionParser parser = new OptionParser(); 92 parser.accepts("I", "specify include files path").withRequiredArg(); 93 parser.accepts("L", "specify library path").withRequiredArg(); 94 parser.accepts("l", "specify a library").withRequiredArg(); 95 parser.accepts("o", "specify output jar file").withRequiredArg(); 96 parser.accepts("t", "target package for specified header files").withRequiredArg(); 97 parser.accepts("m", "specify package mapping as dir=pkg").withRequiredArg(); 98 parser.accepts("h", "print help").forHelp(); 99 parser.accepts("C", "pass through argument for clang").withRequiredArg(); 100 parser.accepts("log", "specify log level in j.u.l.Level name").withRequiredArg(); 101 parser.accepts("?", "print help").forHelp(); 102 parser.nonOptions("header files"); 103 104 OptionSet options = parser.parse(args); 105 106 if (args.length == 0 || options.has("h") || options.has("?")) { 107 try { 108 parser.printHelpOn(System.out); 109 } catch (IOException ex) { 110 } 111 System.exit(1); 112 } 113 114 if (options.has("log")) { 115 setupLogging(Level.parse((String) options.valueOf("log"))); 116 } 117 118 if (options.has("I")) { 119 options.valuesOf("I").forEach(p -> ctx.clangArgs.add("-I" + p)); 120 } 121 122 if (options.has("C")) { 123 options.valuesOf("C").forEach(p -> ctx.clangArgs.add((String) p)); 124 } 125 126 targetPackage = options.has("t") ? (String) options.valueOf("t") : ""; 127 if (!targetPackage.isEmpty()) { 128 Validators.validPackageName(targetPackage); 129 } 130 131 if (options.has("m")) { 132 options.valuesOf("m").forEach(this::processPackageMapping); 133 } 134 135 options.nonOptionArguments().stream().forEach(this::processHeader); 136 try { 137 ctx.parse(AsmCodeFactory::new); 138 } catch (RuntimeException re) { 139 re.printStackTrace(System.err); 140 System.exit(2); 141 } 142 143 if (options.has("o")) { 144 Path jar = Paths.get((String) options.valueOf("o")); 145 try { 146 ctx.collectJarFile(jar, targetPackage); 147 } catch (IOException ex) { 148 System.out.println("Error occurred producing jar file."); 149 ex.printStackTrace(System.err); 150 System.exit(3); 151 } 152 } 153 } 154 155 public static void main(String... args) { 156 Main instance = new Main(Context.getInstance()); 157 158 instance.run(args); 159 } 160 161 }