audk/Tools/Java/Source/Cpptasks/net/sf/antcontrib/cpptasks/AssemblerDef.java

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/*
*
* Copyright 2001-2005 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;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.Vector;
import net.sf.antcontrib.cpptasks.compiler.Assembler;
import net.sf.antcontrib.cpptasks.compiler.Processor;
import net.sf.antcontrib.cpptasks.gcc.GccAssembler;
import net.sf.antcontrib.cpptasks.types.AssemblerArgument;
import net.sf.antcontrib.cpptasks.types.ConditionalPath;
import net.sf.antcontrib.cpptasks.types.IncludePath;
import net.sf.antcontrib.cpptasks.types.SystemIncludePath;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
/**
* A assembler definition. Assembler elements may be placed either as children
* of a cc element or the project element. A assembler element with an id
* attribute may be referenced from assembler elements with refid or extends
* attributes.
*
*/
public final class AssemblerDef extends ProcessorDef {
private final Vector includePaths = new Vector();
private final Vector sysIncludePaths = new Vector();
private Boolean defaultflag = new Boolean(true);
public AssemblerDef () {
}
/**
* Adds a assembler command-line arg.
*/
public void addConfiguredAssemblerArg(AssemblerArgument arg) {
if (isReference()) {
throw noChildrenAllowed();
}
addConfiguredProcessorArg(arg);
}
/**
* Creates an include path.
*/
public IncludePath createIncludePath() {
Project p = getProject();
if (p == null) {
throw new java.lang.IllegalStateException("project must be set");
}
if (isReference()) {
throw noChildrenAllowed();
}
IncludePath path = new IncludePath(p);
includePaths.addElement(path);
return path;
}
/**
* Creates an include path.
*/
public SystemIncludePath createSysIncludePath() {
Project p = getProject();
if (p == null) {
throw new java.lang.IllegalStateException("project must be set");
}
if (isReference()) {
throw noChildrenAllowed();
}
SystemIncludePath path = new SystemIncludePath(p);
sysIncludePaths.addElement(path);
return path;
}
/**
* Add a <includepath>or <sysincludepath> if specify the file attribute
*
* @throws BuildException
* if the specify file not exist
*/
protected void loadFile(Vector activePath, File file) throws BuildException {
FileReader fileReader;
BufferedReader in;
String str;
if (!file.exists()) {
throw new BuildException("The file " + file + " is not existed");
}
try {
fileReader = new FileReader(file);
in = new BufferedReader(fileReader);
while ((str = in.readLine()) != null) {
if (str.trim() == "") {
continue;
}
str = getProject().replaceProperties(str);
activePath.addElement(str.trim());
}
} catch (Exception e) {
throw new BuildException(e.getMessage());
}
}
public void execute() throws org.apache.tools.ant.BuildException {
throw new org.apache.tools.ant.BuildException(
"Not an actual task, but looks like one for documentation purposes");
}
/**
* Returns the assembler-specific include path.
*/
public String[] getActiveIncludePaths() {
if (isReference()) {
return ((AssemblerDef) getCheckedRef(AssemblerDef.class,
"AssemblerDef")).getActiveIncludePaths();
}
return getActivePaths(includePaths);
}
/**
* Returns the assembler-specific sysinclude path.
*/
public String[] getActiveSysIncludePaths() {
if (isReference()) {
return ((AssemblerDef) getCheckedRef(AssemblerDef.class,
"AssemblerDef")).getActiveSysIncludePaths();
}
return getActivePaths(sysIncludePaths);
}
private String[] getActivePaths(Vector paths) {
Project p = getProject();
if (p == null) {
throw new java.lang.IllegalStateException("project not set");
}
Vector activePaths = new Vector(paths.size());
for (int i = 0; i < paths.size(); i++) {
ConditionalPath path = (ConditionalPath) paths.elementAt(i);
if (path.isActive(p)) {
if (path.getFile() == null) {
String[] pathEntries = path.list();
for (int j = 0; j < pathEntries.length; j++) {
activePaths.addElement(pathEntries[j]);
}
} else {
loadFile(activePaths, path.getFile());
}
}
}
String[] pathNames = new String[activePaths.size()];
activePaths.copyInto(pathNames);
return pathNames;
}
public final Boolean getDefaultflag(AssemblerDef[] defaultProviders,
int index) {
if (isReference()) {
return ((AssemblerDef) getCheckedRef(AssemblerDef.class,
"AssemblerDef")).getDefaultflag(defaultProviders,
index);
}
return defaultflag;
}
public Processor getProcessor() {
Processor processor = super.getProcessor();
if (processor == null) {
processor = GccAssembler.getInstance();
}
return processor;
}
/**
* Sets r type.
*
* <table width="100%" border="1"> <thead>Supported assemblers</thead>
* <tr>
* <td>gcc (default)</td>
* <td>GAS assembler</td>
* </tr>
* <tr>
* <td>masm</td>
* <td>MASM assembler</td>
* </tr>
* </table>
*
*/
public void setName(AssemblerEnum name) throws BuildException {
if (isReference()) {
throw tooManyAttributes();
}
Assembler assembler = name.getAssembler();
setProcessor(assembler);
}
protected void setProcessor(Processor proc) throws BuildException {
try {
super.setProcessor((Assembler) proc);
} catch (ClassCastException ex) {
throw new BuildException(ex);
}
}
/**
* Enables or disables default flags.
*
* @param defaultflag
* if true, default flags will add to command line.
*
*/
public void setDefaultflag(boolean defaultflag) {
if (isReference()) {
throw tooManyAttributes();
}
this.defaultflag = booleanValueOf(defaultflag);
}
}