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Diffstat (limited to 'src/net/sf/antcontrib/cpptasks/PrecompileDef.java')
| -rw-r--r-- | src/net/sf/antcontrib/cpptasks/PrecompileDef.java | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/net/sf/antcontrib/cpptasks/PrecompileDef.java b/src/net/sf/antcontrib/cpptasks/PrecompileDef.java new file mode 100644 index 0000000..4dd9831 --- /dev/null +++ b/src/net/sf/antcontrib/cpptasks/PrecompileDef.java @@ -0,0 +1,215 @@ +/* + * + * Copyright 2002-2004 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; +import java.io.File; +import java.util.Enumeration; +import java.util.Vector; + +import net.sf.antcontrib.cpptasks.types.ConditionalFileSet; + +import org.apache.tools.ant.Project; +import org.apache.tools.ant.DirectoryScanner; +import org.apache.tools.ant.types.DataType; +/** + * An element that specifies a prototype file and rules for source files that + * should not use precompiled headers + * + * @author Curt Arnold + */ +public final class PrecompileDef extends DataType { + private final Vector exceptSets = new Vector(); + private String ifCond; + /** + * Directory of prototype file + */ + private File prototype = new File("stdafx.cpp"); + private String unlessCond; + /** + * Constructor + * + */ + public PrecompileDef() { + } + /** + * Method used by PrecompileExceptDef to add exception set to + * PrecompileDef. + */ + public void appendExceptFileSet(ConditionalFileSet exceptSet) { + exceptSet.setProject(getProject()); + exceptSets.addElement(exceptSet); + } + /** + * Adds filesets that specify files that should not be processed with + * precompiled headers enabled. + * + * @param exceptSet + * FileSet specify files that should not be processed with + * precompiled headers enabled. + */ + public PrecompileExceptDef createExcept() { + return new PrecompileExceptDef(this); + } + 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"); + } + public String[] getExceptFiles() { + PrecompileDef ref = getRef(); + if (ref != null) { + return ref.getExceptFiles(); + } + if (exceptSets.size() == 0) { + return new String[0]; + } + Project p = getProject(); + String[] exceptFiles = null; + Enumeration setEnum = exceptSets.elements(); + while (setEnum.hasMoreElements()) { + ConditionalFileSet exceptSet = (ConditionalFileSet) setEnum + .nextElement(); + if (exceptSet.isActive()) { + DirectoryScanner scanner = exceptSet + .getDirectoryScanner(p); + String[] scannerFiles = scanner.getIncludedFiles(); + if (exceptFiles == null) { + exceptFiles = scannerFiles; + } else { + if (scannerFiles.length > 0) { + String[] newFiles = new String[exceptFiles.length + + scannerFiles.length]; + for (int i = 0; i < exceptFiles.length; i++) { + newFiles[i] = exceptFiles[i]; + } + int index = exceptFiles.length; + for (int i = 0; i < scannerFiles.length; i++) { + newFiles[index++] = scannerFiles[i]; + } + exceptFiles = newFiles; + } + } + } + } + if (exceptFiles == null) { + exceptFiles = new String[0]; + } + return exceptFiles; + } + /** + * Gets prototype source file + * + */ + public File getPrototype() { + PrecompileDef ref = getRef(); + if (ref != null) { + return ref.getPrototype(); + } + return prototype; + } + private PrecompileDef getRef() { + if (isReference()) { + return ((PrecompileDef) getCheckedRef(PrecompileDef.class, + "PrecompileDef")); + } + return null; + } + public boolean isActive() { + boolean isActive = CUtil.isActive(getProject(), ifCond, unlessCond); + if (!isActive) { + PrecompileDef ref = getRef(); + if (ref != null) { + return ref.isActive(); + } + } + return isActive; + } + /** + * Sets a description of the current data type. + */ + public void setDescription(String desc) { + super.setDescription(desc); + } + /** + * Sets an id that can be used to reference this element. + * + * @param id + * id + */ + public void setId(String id) { + // + // this is actually accomplished by a different + // mechanism, but we can document it + // + } + /** + * Set the 'if' condition. + * + * The processor will be ignored unless the property is defined. + * + * The value of property is insignificant, but values that would imply + * misinterpretation ("false", "no") will throw an exception when + * isActive() is evaluated. + * + * @param propName + * name of property + */ + public void setIf(String propName) { + ifCond = propName; + } + /** + * Sets file to precompile. + * + * Should be a source file that includes only one unguarded header file. + * Default value is "stdafx.cpp". + * + * @param prototype + * file path for prototype source file + */ + public void setPrototype(File prototype) { + if (isReference()) { + throw tooManyAttributes(); + } + if (prototype == null) { + throw new NullPointerException("prototype"); + } + this.prototype = prototype; + } + /** + * Specifies that this element should behave as if the content of the + * element with the matching id attribute was inserted at this location. + * + * @param ref + * Reference to other element + * + */ + public void setRefid(org.apache.tools.ant.types.Reference ref) { + super.setRefid(ref); + } + /** + * Set the 'unless' condition. If named property exists at execution time, + * the processor will be ignored. + * + * Value of property is insignificant, but values that would imply + * misinterpretation ("false", "no") of the behavior will throw an + * exception when isActive is called. + * + * @param propName + * name of property + */ + public void setUnless(String propName) { + unlessCond = propName; + } +} |