| /* |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.util; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import java.io.File; |
| import java.io.PrintStream; |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.jgit.api.errors.JGitInternalException; |
| import org.eclipse.jgit.errors.CommandFailedException; |
| import org.eclipse.jgit.lib.Repository; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * FS implementation for Cygwin on Windows |
| * |
| * @since 3.0 |
| */ |
| public class FS_Win32_Cygwin extends FS_Win32 { |
| private static final Logger LOG = LoggerFactory |
| .getLogger(FS_Win32_Cygwin.class); |
| |
| private static String cygpath; |
| |
| /** |
| * Whether cygwin is found |
| * |
| * @return true if cygwin is found |
| */ |
| public static boolean isCygwin() { |
| final String path = AccessController |
| .doPrivileged((PrivilegedAction<String>) () -> System |
| .getProperty("java.library.path") //$NON-NLS-1$ |
| ); |
| if (path == null) |
| return false; |
| File found = FS.searchPath(path, "cygpath.exe"); //$NON-NLS-1$ |
| if (found != null) |
| cygpath = found.getPath(); |
| return cygpath != null; |
| } |
| |
| /** |
| * Constructor |
| */ |
| public FS_Win32_Cygwin() { |
| super(); |
| } |
| |
| /** |
| * Constructor |
| * |
| * @param src |
| * instance whose attributes to copy |
| */ |
| protected FS_Win32_Cygwin(FS src) { |
| super(src); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public FS newInstance() { |
| return new FS_Win32_Cygwin(this); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public File resolve(File dir, String pn) { |
| String useCygPath = System.getProperty("jgit.usecygpath"); //$NON-NLS-1$ |
| if (useCygPath != null && useCygPath.equals("true")) { //$NON-NLS-1$ |
| String w; |
| try { |
| w = readPipe(dir, // |
| new String[] { cygpath, "--windows", "--absolute", pn }, // //$NON-NLS-1$ //$NON-NLS-2$ |
| UTF_8.name()); |
| } catch (CommandFailedException e) { |
| LOG.warn(e.getMessage()); |
| return null; |
| } |
| if (!StringUtils.isEmptyOrNull(w)) { |
| return new File(w); |
| } |
| } |
| return super.resolve(dir, pn); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected File userHomeImpl() { |
| final String home = AccessController.doPrivileged( |
| (PrivilegedAction<String>) () -> System.getenv("HOME") //$NON-NLS-1$ |
| ); |
| if (home == null || home.length() == 0) |
| return super.userHomeImpl(); |
| return resolve(new File("."), home); //$NON-NLS-1$ |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public ProcessBuilder runInShell(String cmd, String[] args) { |
| List<String> argv = new ArrayList<>(4 + args.length); |
| argv.add("sh.exe"); //$NON-NLS-1$ |
| argv.add("-c"); //$NON-NLS-1$ |
| argv.add(cmd + " \"$@\""); //$NON-NLS-1$ |
| argv.add(cmd); |
| argv.addAll(Arrays.asList(args)); |
| ProcessBuilder proc = new ProcessBuilder(); |
| proc.command(argv); |
| return proc; |
| } |
| |
| @Override |
| String shellQuote(String cmd) { |
| return QuotedString.BOURNE.quote(cmd.replace(File.separatorChar, '/')); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String relativize(String base, String other) { |
| final String relativized = super.relativize(base, other); |
| return relativized.replace(File.separatorChar, '/'); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public ProcessResult runHookIfPresent(Repository repository, String hookName, |
| String[] args, PrintStream outRedirect, PrintStream errRedirect, |
| String stdinArgs) throws JGitInternalException { |
| return internalRunHookIfPresent(repository, hookName, args, outRedirect, |
| errRedirect, stdinArgs); |
| } |
| } |