Changed spelling to manifest

[mirror_edk2.git] / Tools / Source / Cpptasks / net / sf / antcontrib / cpptasks / gcc / cross / GccLinker.java

/*\r
 * \r
 * Copyright 2001-2004 The Ant-Contrib project\r
 *\r
 *  Licensed under the Apache License, Version 2.0 (the "License");\r
 *  you may not use this file except in compliance with the License.\r
 *  You may obtain a copy of the License at\r
 *\r
 *      http://www.apache.org/licenses/LICENSE-2.0\r
 *\r
 *  Unless required by applicable law or agreed to in writing, software\r
 *  distributed under the License is distributed on an "AS IS" BASIS,\r
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
 *  See the License for the specific language governing permissions and\r
 *  limitations under the License.\r
 */\r
package net.sf.antcontrib.cpptasks.gcc.cross;\r
import java.io.File;\r
import java.util.Vector;\r
import net.sf.antcontrib.cpptasks.CCTask;\r
import net.sf.antcontrib.cpptasks.CUtil;\r
import net.sf.antcontrib.cpptasks.LinkerParam;\r
import net.sf.antcontrib.cpptasks.compiler.CommandLineLinkerConfiguration;\r
import net.sf.antcontrib.cpptasks.compiler.LinkType;\r
import net.sf.antcontrib.cpptasks.compiler.Linker;\r
import net.sf.antcontrib.cpptasks.gcc.AbstractLdLinker;\r
import org.apache.tools.ant.BuildException;\r
/**\r
 * Adapter for the GCC linker\r
 * \r
 * @author Adam Murdoch\r
 */\r
public class GccLinker extends AbstractLdLinker {\r
    private static final String[] discardFiles = new String[0];\r
    private static final String[] objFiles = new String[]{".o", ".a", ".lib",\r
            ".dll", ".so", ".sl"};\r
    private static final GccLinker dllLinker = new GccLinker("gcc", objFiles,\r
            discardFiles, "lib", ".so", false, new GccLinker("gcc", objFiles,\r
                    discardFiles, "lib", ".so", true, null));\r
    private static final GccLinker instance = new GccLinker("gcc", objFiles,\r
            discardFiles, "", "", false, null);\r
    private static final String[] libtoolObjFiles = new String[]{".fo", ".a",\r
            ".lib", ".dll", ".so", ".sl"};\r
    private static String[] linkerOptions = new String[]{"-bundle",\r
            "-dynamiclib", "-nostartfiles", "-nostdlib", "-prebind", "-s",\r
            "-static", "-shared", "-symbolic", "-Xlinker",\r
            "--export-all-symbols", "-static-libgcc",};\r
    private static final GccLinker machBundleLinker = new GccLinker("gcc",\r
            objFiles, discardFiles, "lib", ".bundle", false, null);\r
    private static final GccLinker machDllLinker = new GccLinker("gcc",\r
            objFiles, discardFiles, "lib", ".dylib", false, null);\r
    public static GccLinker getInstance() {\r
        return instance;\r
    }\r
    private File[] libDirs;\r
    protected GccLinker(String command, String[] extensions,\r
            String[] ignoredExtensions, String outputPrefix,\r
            String outputSuffix, boolean isLibtool, GccLinker libtoolLinker) {\r
        super(command, "-dumpversion", extensions, ignoredExtensions,\r
                outputPrefix, outputSuffix, isLibtool, libtoolLinker);\r
    }\r
    protected void addImpliedArgs(boolean debug, LinkType linkType, Vector args, Boolean defaultflag) {\r
        super.addImpliedArgs(debug, linkType, args, defaultflag);\r
        if (getIdentifier().indexOf("mingw") >= 0) {\r
            if (linkType.isSubsystemConsole()) {\r
                args.addElement("-mconsole");\r
            }\r
            if (linkType.isSubsystemGUI()) {\r
                args.addElement("-mwindows");\r
            }\r
        }\r
    }\r
    protected Object clone() throws CloneNotSupportedException {\r
        GccLinker clone = (GccLinker) super.clone();\r
        return clone;\r
    }\r
    /**\r
     * Allows drived linker to decorate linker option. Override by GccLinker to\r
     * prepend a "-Wl," to pass option to through gcc to linker.\r
     * \r
     * @param buf\r
     *            buffer that may be used and abused in the decoration process,\r
     *            must not be null.\r
     * @param arg\r
     *            linker argument\r
     */\r
    public String decorateLinkerOption(StringBuffer buf, String arg) {\r
        String decoratedArg = arg;\r
        if (arg.length() > 1 && arg.charAt(0) == '-') {\r
            switch (arg.charAt(1)) {\r
                //\r
                //   passed automatically by GCC\r
                //\r
                case 'g' :\r
                case 'f' :\r
                case 'F' :\r
                /* Darwin */\r
                case 'm' :\r
                case 'O' :\r
                case 'W' :\r
                case 'l' :\r
                case 'L' :\r
                case 'u' :\r
                case 'v' :\r
                    break;\r
                default :\r
                    boolean known = false;\r
                    for (int i = 0; i < linkerOptions.length; i++) {\r
                        if (linkerOptions[i].equals(arg)) {\r
                            known = true;\r
                            break;\r
                        }\r
                    }\r
                    if (!known) {\r
                        buf.setLength(0);\r
                        buf.append("-Wl,");\r
                        buf.append(arg);\r
                        decoratedArg = buf.toString();\r
                    }\r
                    break;\r
            }\r
        }\r
        return decoratedArg;\r
    }\r
    /**\r
     * Returns library path.\r
     *  \r
     */\r
    public File[] getLibraryPath() {\r
        if (libDirs == null) {\r
            //\r
            //   construct gcc lib path from machine and version\r
            //\r
            StringBuffer buf = new StringBuffer("/lib/gcc-lib/");\r
            buf.append(GccProcessor.getMachine());\r
            buf.append('/');\r
            buf.append(GccProcessor.getVersion());\r
            //\r
            //   build default path from gcc and system /lib and /lib/w32api\r
            //\r
            String[] impliedLibPath = new String[]{buf.toString(),\r
                    "/lib/w32api", "/lib"};\r
            //\r
            //     read gcc specs file for other library paths\r
            //\r
            String[] specs = GccProcessor.getSpecs();\r
            String[][] libpaths = GccProcessor.parseSpecs(specs, "*link:",\r
                    new String[]{"%q"});\r
            String[] libpath;\r
            if (libpaths[0].length > 0) {\r
                libpath = new String[libpaths[0].length + 3];\r
                int i = 0;\r
                for (; i < libpaths[0].length; i++) {\r
                    libpath[i] = libpaths[0][i];\r
                }\r
                libpath[i++] = buf.toString();\r
                libpath[i++] = "/lib/w32api";\r
                libpath[i++] = "/lib";\r
            } else {\r
                //\r
                //   if a failure to find any matches then\r
                //      use some default values for lib path entries\r
                libpath = new String[]{"/usr/local/lib/mingw",\r
                        "/usr/local/lib", "/usr/lib/w32api", "/usr/lib/mingw",\r
                        "/usr/lib", buf.toString(), "/lib/w32api", "/lib"};\r
            }\r
            for (int i = 0; i < libpath.length; i++) {\r
                if (libpath[i].indexOf("mingw") >= 0) {\r
                    libpath[i] = null;\r
                }\r
            }\r
            //\r
            //   if cygwin then\r
            //     we have to prepend location of gcc32\r
            //       and .. to start of absolute filenames to\r
            //       have something that will exist in the\r
            //       windows filesystem\r
            if (GccProcessor.isCygwin()) {\r
                GccProcessor.convertCygwinFilenames(libpath);\r
            }\r
            //\r
            //  check that remaining entries are actual directories\r
            //\r
            int count = CUtil.checkDirectoryArray(libpath);\r
            //\r
            //   populate return array with remaining entries\r
            //\r
            libDirs = new File[count];\r
            int index = 0;\r
            for (int i = 0; i < libpath.length; i++) {\r
                if (libpath[i] != null) {\r
                    libDirs[index++] = new File(libpath[i]);\r
                }\r
            }\r
        }\r
        return libDirs;\r
    }\r
    public Linker getLinker(LinkType type) {\r
        if (type.isStaticLibrary()) {\r
            return GccLibrarian.getInstance();\r
        }\r
        if (type.isPluginModule()) {\r
            if (isDarwin()) {\r
                return machBundleLinker;\r
            } else {\r
                return dllLinker;\r
            }\r
        }\r
        if (type.isSharedLibrary()) {\r
            if (isDarwin()) {\r
                return machDllLinker;\r
            } else {\r
                return dllLinker;\r
            }\r
        }\r
        return instance;\r
    }\r
    public void link(CCTask task, File outputFile, String[] sourceFiles,\r
            CommandLineLinkerConfiguration config) throws BuildException {\r
        try {\r
            GccLinker clone = (GccLinker) this.clone();\r
            LinkerParam param = config.getParam("target");\r
            if (param != null)\r
                clone.setCommand(param.getValue() + "-" + this.getCommand());\r
            clone.superlink(task, outputFile, sourceFiles, config);\r
        } catch (CloneNotSupportedException e) {\r
            superlink(task, outputFile, sourceFiles, config);\r
        }\r
    }\r
    private void superlink(CCTask task, File outputFile, String[] sourceFiles,\r
            CommandLineLinkerConfiguration config) throws BuildException {\r
        super.link(task, outputFile, sourceFiles, config);\r
    }\r
}\r