1 /*
2 * Copyright (c) 2020, 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
24 import java.io.IOException;
25 import java.io.File;
26 import java.io.UncheckedIOException;
27 import java.nio.file.Path;
28 import java.nio.file.Paths;
29 import java.util.ArrayList;
30 import java.util.Arrays;
31 import java.util.regex.Matcher;
32 import java.util.regex.Pattern;
33
34 public class JtregJextract {
35 private final Path inputDir;
36 private final Path outputDir;
37
38 JtregJextract() {
39 this(null, null);
40 }
41
42 JtregJextract(Path input, Path output) {
43 inputDir = (input != null) ? input :
44 Paths.get(System.getProperty("test.src", "."));
45 outputDir = (output != null) ? output :
46 Paths.get(System.getProperty("test.classes", "."));
47
48 }
49
50 protected String[] processArgs(String... args) {
51 Pattern sysPropPattern = Pattern.compile("'?\\$\\((.*)\\)'?");
52 ArrayList<String> jextrOpts = new ArrayList<>();
53
54 jextrOpts.clear();
55 jextrOpts.add("-C-nostdinc");
56 jextrOpts.add("-I");
57 jextrOpts.add(inputDir.toAbsolutePath().toString());
58 jextrOpts.add("-d");
59 jextrOpts.add(outputDir.toAbsolutePath().toString());
60
61 int i = 0;
62 while (i < args.length) {
63 String opt = args[i++];
64 if ("--".equals(opt)) {
65 break;
66 }
67
68 if ("-libpath".equals(opt)) {
69 String lib = args[i];
70 jextrOpts.add("-l");
71 String libpath = System.getProperty("test.nativepath") + File.separator + System.mapLibraryName(lib);
72 System.err.println("jextract driver libpath passed: " + libpath);
73 jextrOpts.add(libpath);
74 i++;
75 continue;
76 }
77
78 if ("-d".equals(opt)) {
79 i++;
80 continue;
81 }
82 // Pattern $(system.property.name) is replaced with the
83 // value of the System property of that name.
84 Matcher m = sysPropPattern.matcher(opt);
85 if (m.matches()) {
86 jextrOpts.add(System.getProperty(m.group(1)));
87 } else {
88 jextrOpts.add(opt);
89 }
90 }
91
92 while (i < args.length) {
93 jextrOpts.add(getInputFilePath(args[i++]).toString());
94 }
95
96 return jextrOpts.toArray(String[]::new);
97 }
98
99 protected int jextract(String... options) {
100 String[] args = processArgs(options);
101 String[] commands = new String[args.length + 1];
102 commands[0] = Paths.get(System.getProperty("test.jdk"), "bin", "jextract").toString();
103 System.arraycopy(args, 0, commands, 1, args.length);
104 try {
105 Process proc = new ProcessBuilder(commands).inheritIO().start();
106 int result = proc.waitFor();
107 if (result != 0) {
108 throw new RuntimeException("jextract returns non-zero value");
109 }
110 return result;
111 } catch (IOException ioExp) {
112 throw new UncheckedIOException(ioExp);
113 } catch (InterruptedException intExp) {
114 throw new RuntimeException(intExp);
115 }
116 }
117
118 private Path getInputFilePath(String filename) {
119 return inputDir.resolve(filename).toAbsolutePath();
120 }
121
122 public static int main(String[] args) {
123 JtregJextract jj = new JtregJextract();
124 return jj.jextract(args);
125 }
126 }