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/*
*
* Copyright 2003-2004 The Ant-Contrib project
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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 net.sf.antcontrib.cpptasks.gcc;
import java.io.File;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Vector;
import net.sf.antcontrib.cpptasks.CCTask;
import net.sf.antcontrib.cpptasks.CUtil;
import net.sf.antcontrib.cpptasks.compiler.CaptureStreamHandler;
import net.sf.antcontrib.cpptasks.compiler.LinkType;
import net.sf.antcontrib.cpptasks.compiler.Linker;
import net.sf.antcontrib.cpptasks.types.LibrarySet;
/**
* Adapter for the g++ variant of the GCC linker
*
* @author Stephen M. Webb <stephen.webb@bregmasoft.com>, et.al.
*/
public class GppLinker extends GnuLinker {
protected static final String[] discardFiles = new String[0];
protected static final String[] objFiles = new String[]{".o", ".a", ".lib",
".dll", ".so", ".sl"};
private final static String libPrefix = "libraries: =";
private static final String[] libtoolObjFiles = new String[]{".fo", ".a",
".lib", ".dll", ".so", ".sl"};
private static String[] linkerOptions = new String[]{"-bundle", "-dylib",
"-dynamic", "-dynamiclib", "-nostartfiles", "-nostdlib",
"-prebind", "-s", "-static", "-shared", "-symbolic", "-Xlinker"};
private static final GppLinker instance = new GppLinker("gcc", objFiles,
discardFiles, "", "", false, false, null);
private static final GppLinker clangInstance = new GppLinker("clang", objFiles,
discardFiles, "", "", false, false, null);
private static final GppLinker xcodeClangInstance = new GppLinker(clangInstance, true);
private static final GppLinker dllLinker = new GppLinker("gcc", objFiles,
discardFiles, "lib", ".so", false, false, new GppLinker("gcc", objFiles,
discardFiles, "lib", ".so", false, true, null));
private static final GppLinker dllClangLinker = new GppLinker("clang", objFiles,
discardFiles, "lib", ".so", false, false, new GppLinker("clang", objFiles,
discardFiles, "lib", ".so", false, true, null));
private static final GppLinker arLinker = new GppLinker("gcc", objFiles,
discardFiles, "lib", ".a", false, false, new GppLinker("gcc", objFiles,
discardFiles, "lib", ".a", false, true, null));
private static final GppLinker arClangLinker = new GppLinker("clang", objFiles,
discardFiles, "lib", ".a", false, false, new GppLinker("clang", objFiles,
discardFiles, "lib", ".a", false, true, null));
private static final GppLinker machBundleLinker = new GppLinker("gcc",
objFiles, discardFiles, "lib", ".bundle", false, false, null);
private static final GppLinker machClangBundleLinker = new GppLinker("clang",
objFiles, discardFiles, "lib", ".bundle", false, false, null);
private static final GppLinker xcodeMachClangBundleLinker = new GppLinker(machClangBundleLinker, true);
private static final GppLinker machDllLinker = new GppLinker("gcc",
objFiles, discardFiles, "lib", ".dylib", false, false, null);
private static final GppLinker machDllClangLinker = new GppLinker("clang",
objFiles, discardFiles, "lib", ".dylib", false, false, null);
private static final GppLinker xcodeMachDllClangLinker = new GppLinker(machDllClangLinker, true);
private static final GppLinker machArLinker = new GppLinker("gcc",
objFiles, discardFiles, "lib", ".a", false, false, null);
private static final GppLinker machArClangLinker = new GppLinker("clang",
objFiles, discardFiles, "lib", ".a", false, false, null);
private static final GppLinker xcodeMachArClangLinker = new GppLinker(machArClangLinker, true);
public static GppLinker getInstance() {
return instance;
}
public static GppLinker getClangInstance() {
return clangInstance;
}
public static GppLinker getXcodeClangInstance() {
return xcodeClangInstance;
}
private String runtimeLibrary;
protected GppLinker(final String command, final String[] extensions,
final String[] ignoredExtensions, final String outputPrefix,
final String outputSuffix, final boolean isXCoderun, final boolean isLibtool, final GppLinker libtoolLinker) {
super(command, "-dumpversion", extensions, ignoredExtensions,
outputPrefix, outputSuffix, false, isLibtool, libtoolLinker);
}
protected GppLinker(final GppLinker ld, final boolean isXCoderun) {
super(ld, isXCoderun);
}
@Override
protected final String[] getStaticLinkerOptions() { return linkerOptions; }
@Override
protected final GnuLinker getStaticDllLinker() {
return dllLinker;
}
@Override
protected final GnuLinker getStaticDllClangLinker() {
return dllClangLinker;
}
@Override
protected final GnuLinker getStaticArLinker() {
return arLinker;
}
@Override
protected final GnuLinker getStaticArClangLinker() {
return arClangLinker;
}
@Override
protected final GnuLinker getStaticClangInstance() {
return clangInstance;
}
@Override
protected final GnuLinker getStaticXcodeClangInstance() {
return xcodeClangInstance;
}
@Override
protected final GnuLinker getStaticMachBundleLinker() {
return machBundleLinker;
}
@Override
protected final GnuLinker getStaticMachClangBundleLinker() {
return machClangBundleLinker;
}
@Override
protected final GnuLinker getStaticXcodeMachClangBundleLinker() {
return xcodeMachClangBundleLinker;
}
@Override
protected final GnuLinker getStaticMachDllLinker() {
return machDllLinker;
}
@Override
protected final GnuLinker getStaticMachDllClangLinker() {
return machDllClangLinker;
}
@Override
protected final GnuLinker getStaticXcodeMachDllClangLinker() {
return xcodeMachDllClangLinker;
}
@Override
protected final GnuLinker getStaticMachArLinker() {
return machArLinker;
}
@Override
protected final GnuLinker getStaticMachArClangLinker() {
return machArClangLinker;
}
@Override
protected final GnuLinker getStaticXcodeMachArClangLinker() {
return xcodeMachArClangLinker;
}
@Override
protected final GnuLinker getStaticInstance() {
return instance;
}
@Override
protected void addImpliedArgs(final boolean debug, final LinkType linkType, final Vector args) {
super.addImpliedArgs(debug, linkType, args);
if (linkType.isStaticRuntime()) {
final String[] cmdin = new String[]{"g++", "-print-file-name=libstdc++.a"};
final String[] cmdout = CaptureStreamHandler.run(cmdin);
if (cmdout.length > 0) {
runtimeLibrary = cmdout[0];
} else {
runtimeLibrary = null;
}
} else {
runtimeLibrary = "-lstdc++";
}
}
@Override
public String[] addLibrarySets(final CCTask task, final LibrarySet[] libsets,
final Vector preargs, final Vector midargs, final Vector endargs) {
final String[] rs = super.addLibrarySets(task, libsets, preargs, midargs,
endargs);
if (runtimeLibrary != null) {
endargs.addElement(runtimeLibrary);
}
return rs;
}
/**
* Returns library path.
*
*/
@Override
public File[] getLibraryPath() {
if (libDirs == null) {
final Vector dirs = new Vector();
// Ask GCC where it will look for its libraries.
final String[] args = new String[]{"g++", "-print-search-dirs"};
final String[] cmdout = CaptureStreamHandler.run(args);
for (int i = 0; i < cmdout.length; ++i) {
final int prefixIndex = cmdout[i].indexOf(libPrefix);
if (prefixIndex >= 0) {
// Special case DOS-type GCCs like MinGW or Cygwin
int s = prefixIndex + libPrefix.length();
int t = cmdout[i].indexOf(';', s);
while (t > 0) {
dirs.addElement(cmdout[i].substring(s, t));
s = t + 1;
t = cmdout[i].indexOf(';', s);
}
dirs.addElement(cmdout[i].substring(s));
++i;
for (; i < cmdout.length; ++i) {
dirs.addElement(cmdout[i]);
}
}
}
// Eliminate all but actual directories.
final String[] libpath = new String[dirs.size()];
dirs.copyInto(libpath);
final int count = CUtil.checkDirectoryArray(libpath);
// Build return array.
libDirs = new File[count];
int index = 0;
for (int i = 0; i < libpath.length; ++i) {
if (libpath[i] != null) {
libDirs[index++] = new File(libpath[i]);
}
}
}
return libDirs;
}
}
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