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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.eclipse.org/org/documents/epl-v10.php
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.ide.eclipse.ndk.internal.build;
import com.android.ide.eclipse.adt.AdtPlugin;
import com.android.ide.eclipse.ndk.internal.NdkManager;
import org.eclipse.cdt.core.CommandLauncher;
import org.eclipse.cdt.utils.CygPath;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
@SuppressWarnings("restriction") // for AdtPlugin internal classes
public class NdkCommandLauncher extends CommandLauncher {
private static CygPath sCygPath = null;
private static final List<String> WINDOWS_NATIVE_EXECUTABLES = Arrays.asList(
"exe", //$NON-NLS-1$
"cmd", //$NON-NLS-1$
"bat" //$NON-NLS-1$
);
static {
if (Platform.OS_WIN32.equals(Platform.getOS())) {
try {
sCygPath = new CygPath();
} catch (IOException e) {
AdtPlugin.printErrorToConsole("Unable to launch cygpath. Is Cygwin on the path?",
e);
}
}
}
@Override
public Process execute(IPath commandPath, String[] args, String[] env, IPath changeToDirectory,
IProgressMonitor monitor)
throws CoreException {
if (!commandPath.isAbsolute())
commandPath = new Path(NdkManager.getNdkLocation()).append(commandPath);
if (Platform.getOS().equals(Platform.OS_WIN32)) {
// convert cygwin paths to standard paths
if (sCygPath != null && commandPath.toString().startsWith("/cygdrive")) { //$NON-NLS-1$
try {
String path = sCygPath.getFileName(commandPath.toString());
commandPath = new Path(path);
} catch (IOException e) {
AdtPlugin.printErrorToConsole(
"Unexpected error while transforming cygwin path.", e);
}
}
if (isWindowsExecutable(commandPath)) {
// append necessary extension
commandPath = appendExecutableExtension(commandPath);
} else {
// Invoke using Cygwin shell if this is not a native windows executable
String[] newargs = new String[args.length + 1];
newargs[0] = commandPath.toOSString();
System.arraycopy(args, 0, newargs, 1, args.length);
commandPath = new Path("sh"); //$NON-NLS-1$
args = newargs;
}
}
return super.execute(commandPath, args, env, changeToDirectory, monitor);
}
private boolean isWindowsExecutable(IPath commandPath) {
String ext = commandPath.getFileExtension();
if (isWindowsExecutableExtension(ext)) {
return true;
}
ext = findWindowsExecutableExtension(commandPath);
if (ext != null) {
return true;
}
return false;
}
private IPath appendExecutableExtension(IPath commandPath) {
if (isWindowsExecutableExtension(commandPath.getFileExtension())) {
return commandPath;
}
String ext = findWindowsExecutableExtension(commandPath);
if (ext != null) {
return commandPath.addFileExtension(ext);
}
return commandPath;
}
private String findWindowsExecutableExtension(IPath command) {
for (String e: WINDOWS_NATIVE_EXECUTABLES) {
File exeFile = command.addFileExtension(e).toFile();
if (exeFile.exists()) {
return e;
}
}
return null;
}
private boolean isWindowsExecutableExtension(String extension) {
return extension != null && WINDOWS_NATIVE_EXECUTABLES.contains(extension);
}
}
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