/*
 * 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
/** * 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
Returns:true if cygwin is found
/** * 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
/** * Constructor */
public FS_Win32_Cygwin() { super(); }
Constructor
Params:
  • src – instance whose attributes to copy
/** * Constructor * * @param src * instance whose attributes to copy */
protected FS_Win32_Cygwin(FS src) { super(src); }
{@inheritDoc}
/** {@inheritDoc} */
@Override public FS newInstance() { return new FS_Win32_Cygwin(this); }
{@inheritDoc}
/** {@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}
/** {@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}
/** {@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}
/** {@inheritDoc} */
@Override public String relativize(String base, String other) { final String relativized = super.relativize(base, other); return relativized.replace(File.separatorChar, '/'); }
{@inheritDoc}
/** {@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); } }