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/*******************************************************************************
* Copyright (c) 2015, 2016 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*******************************************************************************/
package org.eclipse.cdt.build.gcc.core.internal;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.cdt.build.gcc.core.ClangToolChain;
import org.eclipse.cdt.build.gcc.core.GCCToolChain;
import org.eclipse.cdt.build.gcc.core.GCCToolChain.GCCInfo;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.build.IToolChain;
import org.eclipse.cdt.core.build.IToolChainManager;
import org.eclipse.cdt.core.build.IToolChainProvider;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.Platform;
/**
* Finds gcc and clang on the path.
*/
public class GCCPathToolChainProvider implements IToolChainProvider {
public static final String ID = "org.eclipse.cdt.build.gcc.core.gccPathProvider"; //$NON-NLS-1$
private static final Pattern gccPattern = Pattern.compile("gcc(\\.exe)?"); //$NON-NLS-1$
private static final Pattern tupledGccPattern = Pattern.compile("(.*-)?gcc(\\.exe)?"); //$NON-NLS-1$
private static final Pattern clangPattern = Pattern.compile("clang(\\.exe)?"); //$NON-NLS-1$
@Override
public String getId() {
return ID;
}
@Override
public void init(IToolChainManager manager) {
String path = System.getenv("PATH"); //$NON-NLS-1$
List<IToolChain> tupledList = new ArrayList<>();
for (String dirStr : path.split(File.pathSeparator)) {
File dir = new File(dirStr);
if (dir.isDirectory()) {
for (File file : dir.listFiles()) {
if (file.isDirectory()) {
continue;
}
Matcher matcher = gccPattern.matcher(file.getName());
Matcher matcher2 = tupledGccPattern.matcher(file.getName());
if (matcher.matches() || matcher2.matches()) {
try {
GCCInfo info = new GCCInfo(file.toString());
if (info.target != null && info.version != null) {
String[] tuple = info.target.split("-"); //$NON-NLS-1$
if (tuple.length > 2) {
GCCToolChain gcc = new GCCToolChain(this, file.toPath(), tuple[0], null);
// OS
switch (tuple[1]) {
case "w64": //$NON-NLS-1$
gcc.setProperty(IToolChain.ATTR_OS, Platform.OS_WIN32);
break;
case "linux": //$NON-NLS-1$
gcc.setProperty(IToolChain.ATTR_OS, Platform.OS_LINUX);
break;
case "apple": //$NON-NLS-1$
gcc.setProperty(IToolChain.ATTR_OS, Platform.OS_MACOSX);
break;
}
try {
if (manager.getToolChain(gcc.getTypeId(), gcc.getId()) == null) {
// Only add if another provider hasn't already added it
if (matcher.matches()) {
manager.addToolChain(gcc);
} else {
// add to tupled list to register later
tupledList.add(gcc);
}
}
} catch (CoreException e) {
CCorePlugin.log(e.getStatus());
}
}
}
} catch (IOException e) {
Activator.log(e);
}
} else {
matcher = clangPattern.matcher(file.getName());
if (matcher.matches()) {
// TODO only support host clang for now, need to figure out multi
ClangToolChain clang = new ClangToolChain(this, file.toPath(), Platform.getOSArch(), null);
clang.setProperty(IToolChain.ATTR_OS, Platform.getOS());
manager.addToolChain(clang);
}
}
}
}
}
// add tupled toolchains last so we won't find any local compiler as a tupled chain before the normal
// defaults (e.g. don't want to find x86_64-redhat-linux-gcc before gcc if looking for a local toolchain)
for (IToolChain t : tupledList) {
manager.addToolChain(t);
}
}
}
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