Initial import of cpptasks code

git-svn-id: file:///home/sven/projects/JOGL/temp/ant-contrib/svn/ant-contrib-code/trunk/cpptasks@62 32d7a393-a5a9-423c-abd3-5d954feb1f2f

1 files changed, 78 insertions, 0 deletions

diff --git a/src/net/sf/antcontrib/cpptasks/parser/CParser.java b/src/net/sf/antcontrib/cpptasks/parser/CParser.java
new file mode 100644
index 0000000..d10d889
--- /dev/null
+++ b/src/net/sf/antcontrib/cpptasks/parser/CParser.java
@@ -0,0 +1,78 @@
+/*
+ * 
+ * Copyright 2002-2005 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.parser;
+import java.io.IOException;
+import java.io.Reader;
+import java.util.Vector;
+/**
+ * A parser that extracts #include statements from a Reader.
+ * 
+ * @author Adam Murdoch
+ * @author Curt Arnold
+ */
+public final class CParser extends AbstractParser implements Parser {
+    private final Vector includes = new Vector();
+    private AbstractParserState newLineState;
+    /**
+     * 
+     *  
+     */
+    public CParser() {
+        AbstractParserState quote = new FilenameState(this, new char[]{'"'});
+        AbstractParserState bracket = new FilenameState(this, new char[]{'>'});
+        AbstractParserState postE = new PostE(this, bracket, quote);
+        //
+        //    nclude
+        //
+        AbstractParserState e = new LetterState(this, 'e', postE, null);
+        AbstractParserState d = new LetterState(this, 'd', e, null);
+        AbstractParserState u = new LetterState(this, 'u', d, null);
+        AbstractParserState l = new LetterState(this, 'l', u, null);
+        AbstractParserState c = new LetterState(this, 'c', l, null);
+        AbstractParserState n = new LetterState(this, 'n', c, null);
+        //
+        //   mport is equivalent to nclude
+        //
+        AbstractParserState t = new LetterState(this, 't', postE, null);
+        AbstractParserState r = new LetterState(this, 'r', t, null);
+        AbstractParserState o = new LetterState(this, 'o', r, null);
+        AbstractParserState p = new LetterState(this, 'p', o, null);
+        AbstractParserState m = new LetterState(this, 'm', p, null);
+        //
+        //   switch between
+        //
+        AbstractParserState n_m = new BranchState(this, new char[]{'n', 'm'},
+                new AbstractParserState[]{n, m}, null);
+        AbstractParserState i = new WhitespaceOrLetterState(this, 'i', n_m);
+        newLineState = new WhitespaceOrLetterState(this, '#', i);
+    }
+    public void addFilename(String include) {
+        includes.addElement(include);
+    }
+    public String[] getIncludes() {
+        String[] retval = new String[includes.size()];
+        includes.copyInto(retval);
+        return retval;
+    }
+    public AbstractParserState getNewLineState() {
+        return newLineState;
+    }
+    public void parse(Reader reader) throws IOException {
+        includes.setSize(0);
+        super.parse(reader);
+    }
+}