--- /dev/null
+/*\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
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