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- /*
- * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- 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 final static 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("$0 \"$@\""); //$NON-NLS-1$
- argv.add(cmd);
- argv.addAll(Arrays.asList(args));
- ProcessBuilder proc = new ProcessBuilder();
- proc.command(argv);
- return proc;
- }
-
- /** {@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);
- }
- }
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