Initial revision

git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@3 232f8b59-042b-4e1e-8c03-345bb8c30851

1 files changed, 1051 insertions, 0 deletions

diff --git a/src/net/java/games/gluegen/JavaConfiguration.java b/src/net/java/games/gluegen/JavaConfiguration.java
new file mode 100644
index 000000000..ecd953480
--- /dev/null
+++ b/src/net/java/games/gluegen/JavaConfiguration.java
@@ -0,0 +1,1051 @@
+/*
+ * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 
+ * - Redistribution of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * 
+ * - Redistribution in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * 
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ * 
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ * 
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package net.java.games.gluegen;
+
+import java.io.*;
+import java.util.*;
+import java.util.regex.*;
+
+import net.java.games.gluegen.cgram.types.*;
+
+/** Parses and provides access to the contents of .cfg files for the
+    JavaEmitter. */
+
+public class JavaConfiguration {
+  private int nestedReads;
+  private String packageName;
+  private String implPackageName;
+  private String className;
+  private String implClassName;
+  /**
+   * Root directory for the hierarchy of generated java classes. Default is
+   * working directory.
+   */
+  private String javaOutputDir = ".";
+  /**
+   * Directory into which generated native JNI code will be written. Default
+   * is current working directory.
+   */
+  private String nativeOutputDir = ".";
+  /**
+   * If true, then each native *.c and *.h file will be generated in the
+   * directory nativeOutputDir/packageAsPath(packageName). Default is false.
+   */
+  private boolean nativeOutputUsesJavaHierarchy;
+  /**
+   * Style of code emission. Can emit everything into one class
+   * (AllStatic), separate interface and implementing classes
+   * (InterfaceAndImpl), only the interface (InterfaceOnly), or only
+   * the implementation (ImplOnly).
+   */
+  private int emissionStyle = JavaEmitter.ALL_STATIC;
+  /**
+   * List of imports to emit at the head of the output files.
+   */
+  private List/*<String>*/ imports = new ArrayList();
+  /**
+   * The kind of exception raised by the generated code if run-time
+   * checks fail. Defaults to RuntimeException.
+   */
+  private String runtimeExceptionType = "RuntimeException";
+  private Map/*<String,TypeInfo>*/ typeInfoMap = new HashMap();
+  private Set/*<String>*/ returnsString = new HashSet();
+  private Map/*<String, String>*/ returnedArrayLengths = new HashMap();
+  /**
+   * Key is function that has some byte[] arguments that should be
+   * converted to String args; value is List of Integer argument indices
+   */
+  private Map/*<String,List<Integer>>*/ argumentsAreString = new HashMap();
+  private Set/*<Pattern>*/ ignores = new HashSet();
+  private Set/*<Pattern>*/ ignoreNots = new HashSet();
+  private Set/*<Pattern>*/ unimplemented = new HashSet();
+  private Set/*<String>*/ nioOnly = new HashSet();
+  private Set/*<String>*/ manuallyImplement = new HashSet();
+  private Map/*<String,List<String>>*/ customJavaCode = new HashMap();
+  private Map/*<String,List<String>>*/ classJavadoc = new HashMap();
+  private Map/*<String,String>*/ structPackages = new HashMap();
+  private List/*<String>*/ customCCode = new ArrayList();
+  private List/*<String>*/ forcedStructs = new ArrayList();
+  private Map/*<String,List<Integer>>*/ mirroredArgs = new HashMap(); 
+  private Map/*<String, String>*/ returnValueCapacities = new HashMap(); 
+  private Map/*<String, List<String>>*/ temporaryCVariableDeclarations = new HashMap();
+  private Map/*<String, List<String>>*/ temporaryCVariableAssignments = new HashMap();
+  private Map/*<String,List<String>>*/ extendedInterfaces = new HashMap();
+  private Map/*<String,String>*/ javaTypeRenames = new HashMap();
+
+  /** Reads the configuration file.
+      @param path to file that should be read
+  */
+  public final void read(String filename) throws  IOException {
+    read(filename, null);
+  }
+  
+  /** Reads the specified file, treating each line as if it started with the
+      specified string.
+      @param path to file that should be read
+      @param linePrefix if not null, treat each line read as if it were
+      prefixed with the specified string.
+  */
+  protected final void read(String filename, String linePrefix) throws IOException {
+    File file = new File(filename);
+    BufferedReader reader = null;
+    try {
+      reader = new BufferedReader(new FileReader(file));
+    }
+    catch (FileNotFoundException fnfe) {
+      throw new RuntimeException("Could not read file \"" + file + "\"", fnfe);
+    }
+    int lineNo = 0;
+    String line = null;
+    boolean hasPrefix = linePrefix != null && linePrefix.length() > 0;
+    try {
+      ++nestedReads;
+      while ((line = reader.readLine()) != null) {
+        ++lineNo;
+        if (hasPrefix)
+        {
+          line = linePrefix + " " + line;
+        }
+
+        if (line.trim().startsWith("#"))
+        {
+          // comment line
+          continue;
+        }
+        
+        StringTokenizer tok = new StringTokenizer(line);
+        if (tok.hasMoreTokens())
+        {
+          // always reset delimiters in case of CustomJavaCode, etc.
+          String cmd = tok.nextToken(" \t\n\r\f");
+
+          dispatch(cmd, tok, file, filename, lineNo);
+        }
+      }
+      reader.close();
+    } finally {
+      --nestedReads;
+    }
+
+    if (nestedReads == 0) {
+      if (allStatic() && implClassName != null) {
+        throw new IllegalStateException(
+                                        "Error in configuration file \"" + filename + "\": Cannot use " +
+                                        "directive \"ImplJavaClass\" in conjunction with " +
+                                        "\"Style AllStatic\"");
+      }
+
+      if (className == null) {
+        throw new RuntimeException("Output class name was not specified in configuration file");
+      }
+      if (packageName == null) {
+        throw new RuntimeException("Output package name was not specified in configuration file");
+      }
+
+      if (allStatic()) {
+        implClassName = className;
+        // If we're using the "Style AllStatic" directive, then the
+        // implPackageName is the same as the regular package name
+        implPackageName = packageName;
+      } else {
+        if (implClassName == null) {
+          // implClassName defaults to "<className>Impl" if ImplJavaClass
+          // directive is not used
+          implClassName = className + "Impl";
+        }
+        if (implPackageName == null) {
+          // implPackageName defaults to "<packageName>.impl" if ImplPackage
+          // directive is not used
+          implPackageName = packageName + ".impl";
+        }
+      }
+    }
+  }
+
+  /** Returns the package name parsed from the configuration file. */
+  public String      packageName()                   { return packageName; }
+  /** Returns the implementation package name parsed from the configuration file. */
+  public String      implPackageName()               { return implPackageName; }
+  /** Returns the class name parsed from the configuration file. */
+  public String      className()                     { return className; }
+  /** Returns the implementation class name parsed from the configuration file. */
+  public String      implClassName()                 { return implClassName; }
+  /** Returns the Java code output directory parsed from the configuration file. */
+  public String      javaOutputDir()                 { return javaOutputDir; }
+  /** Returns the native code output directory parsed from the configuration file. */
+  public String      nativeOutputDir()               { return nativeOutputDir; }
+  /** Returns whether the native code directory structure mirrors the Java hierarchy. */
+  public boolean     nativeOutputUsesJavaHierarchy() { return nativeOutputUsesJavaHierarchy; }
+  /** Returns the code emission style (constants in JavaEmitter) parsed from the configuration file. */
+  public int         emissionStyle()                 { return emissionStyle; }
+  /** Returns the kind of exception to raise if run-time checks fail in the generated code. */
+  public String      runtimeExceptionType()          { return runtimeExceptionType; }
+  /** Returns the list of imports that should be emitted at the top of each .java file. */
+  public List/*<String>*/ imports()                  { return imports; }
+
+  /** If this type should be considered opaque, returns the TypeInfo
+      describing the replacement type. Returns null if this type
+      should not be considered opaque. */
+  public TypeInfo typeInfo(Type type, TypeDictionary typedefDictionary) {
+    // Because typedefs of pointer types can show up at any point,
+    // walk the pointer chain looking for a typedef name that is in
+    // the TypeInfo map.
+    int pointerDepth = type.pointerDepth();
+    for (int i = 0; i <= pointerDepth; i++) {
+      String name = type.getName();
+      if (name != null) {
+        TypeInfo info = (TypeInfo) typeInfoMap.get(name);
+        while (info != null) {
+          if (info.name().equals(name) && info.pointerDepth() == i) {
+            return info;
+          }
+          info = info.next();
+        }
+      }
+
+      if (type.isCompound()) {
+        // Try struct name as well
+        name = type.asCompound().getStructName();
+        if (name != null) {
+          TypeInfo info = (TypeInfo) typeInfoMap.get(name);
+          while (info != null) {
+            if (info.name().equals(name) && info.pointerDepth() == i) {
+              return info;
+            }
+            info = info.next();
+          }
+        }
+      }
+
+      // Try all typedef names that map to this type
+      Set entrySet = typedefDictionary.entrySet();
+      for (Iterator iter = entrySet.iterator(); iter.hasNext(); ) {
+        Map.Entry entry = (Map.Entry) iter.next();
+        // "eq" equality is OK to use here since all types have been canonicalized
+        if (entry.getValue() == type) {
+          name = (String) entry.getKey();
+          TypeInfo info = (TypeInfo) typeInfoMap.get(name);
+          while (info != null) {
+            if (info.name().equals(name) && info.pointerDepth() == i) {
+              return info;
+            }
+            info = info.next();
+          }
+        }
+      }
+
+      if (type.isPointer()) {
+        type = type.asPointer().getTargetType();
+      }
+    }
+
+    return null;
+  }
+
+  /** Indicates whether the given function (which returns a
+      <code>char*</code> in C) should be translated as returning a
+      <code>java.lang.String</code>. */
+  public boolean returnsString(String functionName) {
+    return returnsString.contains(functionName);
+  }
+
+  /** Provides a Java MessageFormat expression indicating the number
+      of elements in the returned array from the specified function
+      name as defined by the ReturnsArray directive. */
+  public String returnedArrayLength(String functionName) {
+    return (String) returnedArrayLengths.get(functionName);
+  }
+
+  /** Returns a list of <code>Integer</code>s which are the indices of <code>const char*</code>
+      arguments that should be converted to <code>String</code>s. Returns null if there are no
+      such hints for the given function name. */
+
+  public List/*<Integer>*/ stringArguments(String functionName) {
+    return (List) argumentsAreString.get(functionName);
+  }
+
+  /** Returns true if the given function should only create a java.nio
+      variant, and no array variants, for <code>void*</code>
+      pointers. */
+  public boolean nioOnly(String functionName) {
+    return nioOnly.contains(functionName);
+  }
+
+  /** Returns true if the glue code for the given function will be
+      manually implemented by the end user. */
+  public boolean manuallyImplement(String functionName) {
+    return manuallyImplement.contains(functionName);
+  }
+
+  /** Returns a list of Strings containing user-implemented code for
+      the given Java type name (not fully-qualified, only the class
+      name); returns either null or an empty list if there is no
+      custom code for the class. */
+  public List customJavaCodeForClass(String className) {
+    List res = (List) customJavaCode.get(className);
+    if (res == null) {
+      res = new ArrayList();
+      customJavaCode.put(className, res);
+    }
+    return res;
+  }
+
+  /** Returns a list of Strings containing Javadoc documentation for
+      the given Java type name (not fully-qualified, only the class
+      name); returns either null or an empty list if there is no
+      Javadoc documentation for the class. */
+  public List javadocForClass(String className) {
+    List res = (List) classJavadoc.get(className);
+    if (res == null) {
+      res = new ArrayList();
+      classJavadoc.put(className, res);
+    }
+    return res;
+  }
+
+  /** Returns the package into which to place the glue code for
+      accessing the specified struct. Defaults to emitting into the
+      regular package (i.e., the result of {@link getPackage}}. */
+  public String packageForStruct(String structName) {
+    String res = (String) structPackages.get(structName);
+    if (res == null) {
+      res = packageName;
+    }
+    return res;
+  }
+
+  /** Returns, as a List of Strings, the custom C code to be emitted
+      along with the glue code for the main class. */
+  public List/*<String>*/ customCCode() {
+    return customCCode;
+  }
+
+  /** Returns, as a List of Strings, the structs for which glue code
+      emission should be forced. */
+  public List/*<String>*/ forcedStructs() {
+    return forcedStructs;
+  }
+
+  /** Returns a List of Integers indicating the indices of arguments
+      in this function that should be expanded to the same type when
+      binding functions with multiple void* arguments. Returns null if
+      no such indices were specified. */
+  public List/*<Integer>*/ mirroredArgs(String functionName) {
+    return (List) mirroredArgs.get(functionName);
+  }
+
+  /** Returns a MessageFormat string of the C expression calculating
+      the capacity of the java.nio.ByteBuffer being returned from a
+      native method, or null if no expression has been specified. */
+  public String returnValueCapacity(String functionName) {
+    return (String) returnValueCapacities.get(functionName);
+  }
+
+  /** Returns a List of Strings of expressions declaring temporary C
+      variables in the glue code for the specified function. */
+  public List/*<String>*/ temporaryCVariableDeclarations(String functionName) {
+    return (List) temporaryCVariableDeclarations.get(functionName);
+  }
+
+  /** Returns a List of Strings of expressions containing assignments
+      to temporary C variables in the glue code for the specified
+      function. */
+  public List/*<String>*/ temporaryCVariableAssignments(String functionName) {
+    return (List) temporaryCVariableAssignments.get(functionName);
+  }
+
+  /** Returns a List of Strings indicating the interfaces the passed
+      interface should declare it extends. May return null or a list
+      of zero length if there are none. */
+  public List/*<String>*/ extendedInterfaces(String interfaceName) {
+    List res = (List) extendedInterfaces.get(interfaceName);
+    if (res == null) {
+      res = new ArrayList();
+      extendedInterfaces.put(interfaceName, res);
+    }
+    return res;
+  }
+
+  /** Returns true if this #define, function, struct, or field within
+      a struct should be ignored during glue code generation. */
+  public boolean shouldIgnore(String symbol) {
+
+    //System.err.println("CHECKING IGNORE: " + symbol);
+
+    // Simple case; the entire symbol is in the ignore table.
+    if (ignores.contains(symbol)) {
+      return true;
+    }
+
+    // Ok, the slow case. We need to check the entire table, in case the table
+    // contains an regular expression that matches the symbol.
+    for (Iterator iter = ignores.iterator(); iter.hasNext(); ) {
+      Pattern regexp = (Pattern)iter.next();
+      Matcher matcher = regexp.matcher(symbol);
+      if (matcher.matches()) {
+        return true;
+      }
+    }
+
+    // Check negated ignore table if not empty
+    if (ignoreNots.size() > 0) {
+      // Ok, the slow case. We need to check the entire table, in case the table
+      // contains an regular expression that matches the symbol.
+      for (Iterator iter = ignoreNots.iterator(); iter.hasNext(); ) {
+        Pattern regexp = (Pattern)iter.next();
+        Matcher matcher = regexp.matcher(symbol);
+        if (!matcher.matches()) {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  }
+
+  /** Returns true if this function should be given a body which
+      throws a run-time exception with an "unimplemented" message
+      during glue code generation. */
+  public boolean isUnimplemented(String symbol) {
+
+    // Simple case; the entire symbol is in the ignore table.
+    if (unimplemented.contains(symbol)) {
+      return true;
+    }
+
+    // Ok, the slow case. We need to check the entire table, in case the table
+    // contains an regular expression that matches the symbol.
+    for (Iterator iter = unimplemented.iterator(); iter.hasNext(); ) {
+      Pattern regexp = (Pattern)iter.next();
+      Matcher matcher = regexp.matcher(symbol);
+      if (matcher.matches()) {
+        return true;
+      }
+    }
+
+    return false;
+  }
+
+  /** Returns a replacement name for this type, which should be the
+      name of a Java wrapper class for a C struct, or the name
+      unchanged if no RenameJavaType directive was specified for this
+      type. */
+  public String renameJavaType(String javaTypeName) {
+    String rename = (String) javaTypeRenames.get(javaTypeName);
+    if (rename != null) {
+      return rename;
+    }
+    return javaTypeName;
+  }
+
+  /** Returns true if the emission style is AllStatic. */
+  public boolean allStatic() {
+    return (emissionStyle == JavaEmitter.ALL_STATIC);
+  }
+
+  /** Returns true if an interface should be emitted during glue code generation. */
+  public boolean emitInterface() {
+    return (emissionStyle() == JavaEmitter.INTERFACE_AND_IMPL ||
+            emissionStyle() == JavaEmitter.INTERFACE_ONLY);
+  }
+
+  /** Returns true if an implementing class should be emitted during glue code generation. */
+  public boolean emitImpl() {
+    return (emissionStyle() == JavaEmitter.ALL_STATIC ||
+            emissionStyle() == JavaEmitter.INTERFACE_AND_IMPL ||
+            emissionStyle() == JavaEmitter.IMPL_ONLY);
+  }
+
+  //----------------------------------------------------------------------
+  // Internals only below this point
+  //
+
+  protected void dispatch(String cmd, StringTokenizer tok, File file, String filename, int lineNo) throws IOException {
+    //System.err.println("read cmd = [" + cmd + "]"); 
+    if (cmd.equalsIgnoreCase("Package")) {
+      packageName = readString("package", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("ImplPackage")) {
+      implPackageName = readString("ImplPackage", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("JavaClass")) {
+      className = readString("JavaClass", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("ImplJavaClass")) {
+      implClassName = readString("ImplJavaClass", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("JavaOutputDir")) {
+      javaOutputDir = readString("JavaOutputDir", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("NativeOutputDir")) {
+      nativeOutputDir = readString("NativeOutputDir", tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("HierarchicalNativeOutput")) {
+      String tmp = readString("HierarchicalNativeOutput", tok, filename, lineNo);
+      nativeOutputUsesJavaHierarchy = Boolean.valueOf(tmp).booleanValue();
+    } else if (cmd.equalsIgnoreCase("Style")) {
+      String style = readString("Style", tok, filename, lineNo);
+      if (style.equalsIgnoreCase("AllStatic")) {
+        emissionStyle = JavaEmitter.ALL_STATIC;
+      } else if (style.equalsIgnoreCase("InterfaceAndImpl")) {
+        emissionStyle = JavaEmitter.INTERFACE_AND_IMPL;
+      } else if (style.equalsIgnoreCase("InterfaceOnly")) {
+        emissionStyle = JavaEmitter.INTERFACE_ONLY;
+      } else if (style.equalsIgnoreCase("ImplOnly")) {
+        emissionStyle = JavaEmitter.IMPL_ONLY;
+      } else {
+        System.err.println("WARNING: Error parsing \"style\" command at line " + lineNo +
+                           " in file \"" + filename + "\"");
+      }
+    } else if (cmd.equalsIgnoreCase("Import")) {
+      imports.add(readString("Import", tok, filename, lineNo));
+    } else if (cmd.equalsIgnoreCase("Opaque")) {
+      readOpaque(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("ReturnsString")) {
+      readReturnsString(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("ReturnedArrayLength")) {
+      readReturnedArrayLength(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because ReturnedArrayLength changes them.
+    } else if (cmd.equalsIgnoreCase("ArgumentIsString")) {
+      readArgumentIsString(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("Ignore")) {
+      readIgnore(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("IgnoreNot")) {
+      readIgnoreNot(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("Unimplemented")) {
+      readUnimplemented(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("IgnoreField")) {
+      readIgnoreField(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("ManuallyImplement")) {
+      readManuallyImplement(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("CustomJavaCode")) {
+      readCustomJavaCode(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because readCustomJavaCode changes them.
+    } else if (cmd.equalsIgnoreCase("CustomCCode")) {
+      readCustomCCode(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because readCustomCCode changes them.
+    } else if (cmd.equalsIgnoreCase("ClassJavadoc")) {
+      readClassJavadoc(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because readClassJavadoc changes them.
+    } else if (cmd.equalsIgnoreCase("NioOnly")) {
+      nioOnly.add(readString("NioOnly", tok, filename, lineNo));
+    } else if (cmd.equalsIgnoreCase("EmitStruct")) {
+      forcedStructs.add(readString("EmitStruct", tok, filename, lineNo));
+    } else if (cmd.equalsIgnoreCase("MirrorExpandedBindingArgs")) {
+      readMirrorExpandedBindingArgs(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("StructPackage")) {
+      readStructPackage(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("TemporaryCVariableDeclaration")) {
+      readTemporaryCVariableDeclaration(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because TemporaryCVariableDeclaration changes them.
+    } else if (cmd.equalsIgnoreCase("TemporaryCVariableAssignment")) {
+      readTemporaryCVariableAssignment(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because TemporaryCVariableAssignment changes them.
+    } else if (cmd.equalsIgnoreCase("ReturnValueCapacity")) {
+      readReturnValueCapacity(tok, filename, lineNo);
+      // Warning: make sure delimiters are reset at the top of this loop
+      // because ReturnValueCapacity changes them.
+    } else if (cmd.equalsIgnoreCase("Include")) {
+      doInclude(tok, file, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("IncludeAs")) {
+      doIncludeAs(tok, file, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("Extends")) {
+      readExtend(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("RenameJavaType")) {
+      readRenameJavaType(tok, filename, lineNo);
+    } else if (cmd.equalsIgnoreCase("RuntimeExceptionType")) {
+      runtimeExceptionType = readString("RuntimeExceptionType", tok, filename, lineNo);
+    } else {
+      throw new RuntimeException("Unknown command \"" + cmd +
+                                 "\" in command file " + filename +
+                                 " at line number " + lineNo);
+    }
+  }
+
+  protected String readString(String cmd, StringTokenizer tok, String filename, int lineNo) {
+    try {
+      return tok.nextToken();
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"" + cmd + "\" command at line " + lineNo +
+        " in file \"" + filename + "\": missing expected parameter", e);
+    }
+  }
+
+  protected Boolean readBoolean(String cmd, StringTokenizer tok, String filename, int lineNo) {
+    try {
+      return Boolean.valueOf(tok.nextToken());
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"" + cmd + "\" command at line " + lineNo +
+        " in file \"" + filename + "\": missing expected boolean value", e);
+    }
+  }
+
+  protected Class stringToPrimitiveType(String type) throws ClassNotFoundException {
+    if (type.equals("boolean")) return Boolean.TYPE;
+    if (type.equals("byte"))    return Integer.TYPE;
+    if (type.equals("char"))    return Character.TYPE;
+    if (type.equals("short"))   return Short.TYPE;
+    if (type.equals("int"))     return Integer.TYPE;
+    if (type.equals("long"))    return Long.TYPE;
+    if (type.equals("float"))   return Float.TYPE;
+    if (type.equals("double"))  return Double.TYPE;
+    throw new RuntimeException("Only primitive types are supported here");
+  }
+
+  protected void readOpaque(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      JavaType javaType = JavaType.createForClass(stringToPrimitiveType(tok.nextToken()));
+      String cType = null;
+      while (tok.hasMoreTokens()) {
+        if (cType == null) {
+          cType = tok.nextToken();
+        } else {
+          cType = cType + " " + tok.nextToken();
+        }
+      }
+      if (cType == null) {
+        throw new RuntimeException("No C type for \"Opaque\" command at line " + lineNo +
+          " in file \"" + filename + "\"");
+      }
+      TypeInfo info = parseTypeInfo(cType, javaType);
+      addTypeInfo(info);
+    } catch (Exception e) {
+      throw new RuntimeException("Error parsing \"Opaque\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readReturnsString(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String name = tok.nextToken();
+      returnsString.add(name);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"ReturnsString\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readReturnedArrayLength(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String functionName = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      restOfLine = restOfLine.trim();
+      returnedArrayLengths.put(functionName, restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"ReturnedArrayLength\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readIgnore(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String regex = tok.nextToken();
+      ignores.add(Pattern.compile(regex));
+      //System.err.println("IGNORING " + regex + " / " + ignores.get(regex));
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"Ignore\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readIgnoreNot(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String regex = tok.nextToken();
+      ignoreNots.add(Pattern.compile(regex));
+      //System.err.println("IGNORING NEGATION OF " + regex + " / " + ignores.get(regex));
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"IgnoreNot\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readUnimplemented(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String regex = tok.nextToken();
+      unimplemented.add(Pattern.compile(regex));
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"Unimplemented\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readIgnoreField(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String containingStruct = tok.nextToken();
+      String name = tok.nextToken();
+      ignores.add(Pattern.compile(containingStruct + " " + name));
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"IgnoreField\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readManuallyImplement(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String name = tok.nextToken();
+      manuallyImplement.add(name);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"ManuallyImplement\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readCustomJavaCode(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String className = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      addCustomJavaCode(className, restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"CustomJavaCode\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void addCustomJavaCode(String className, String code) {
+    List codeList = customJavaCodeForClass(className);
+    codeList.add(code);
+  }
+
+  protected void readCustomCCode(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String restOfLine = tok.nextToken("\n\r\f");
+      customCCode.add(restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"CustomCCode\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readClassJavadoc(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String className = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      addClassJavadoc(className, restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"ClassJavadoc\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void addClassJavadoc(String className, String code) {
+    List codeList = javadocForClass(className);
+    codeList.add(code);
+  }
+
+  /**
+   * When void* arguments in the C function prototypes are encountered, the
+   * emitter will try to expand the binding and create Java entry points for
+   * all possible array types. If there are 2 or more void* arguments in the C
+   * prototype, this directive lets you specify which of those arguments
+   * should always be expanded to the same type. <p>
+   *
+   * For example, given the C prototype:
+   * <pre>
+   * void FuncName(void *foo, void *bar);
+   * </pre>
+   *
+   * The emitter will normally emit multiple Java entry points:
+   * <pre>
+   * public abstract void FuncName(boolean[] foo, java.nio.Buffer bar);
+   * public abstract void FuncName(boolean[] foo, boolean[] bar);
+   * public abstract void FuncName(boolean[] foo, byte[] bar);
+   * public abstract void FuncName(boolean[] foo, char[] bar);
+   * public abstract void FuncName(boolean[] foo, short[] bar);
+   * public abstract void FuncName(boolean[] foo, int[] bar);
+   * public abstract void FuncName(boolean[] foo, long[] bar);
+   * public abstract void FuncName(boolean[] foo, float[] bar);
+   * public abstract void FuncName(boolean[] foo, double[] bar);
+   * 
+   * public abstract void FuncName(byte[] foo, java.nio.Buffer bar);
+   * public abstract void FuncName(byte[] foo, boolean[] bar);
+   * public abstract void FuncName(byte[] foo, byte[] bar);
+   * <...etc for all variants on the second parameter...>
+   * 
+   * public abstract void FuncName(char[] foo, java.nio.Buffer bar);
+   * public abstract void FuncName(char[] foo, boolean[] bar);
+   * public abstract void FuncName(char[] foo, byte[] bar);
+   * <...etc for all variants on the second parameter...>
+   * <...and so on for all remaining variants on the first parameter...>
+   * </pre>
+   * 
+   * This directive lets you specify that arguments at a particular index
+   * should always be expanded to the same type. For example, the directive: 
+   * <pre>
+   * MirrorExpandedBindingArgs FuncName 0 1
+   * </pre>
+   * will force the first and second arguments in function FuncName to be
+   * expanded identically. This would result in the emission of the following
+   * entry points only:
+   * <pre>
+   * public abstract void FuncName(java.nio.Buffer[] foo, java.nio.Buffer bar);
+   * public abstract void FuncName(boolean[] foo, boolean[] bar);
+   * public abstract void FuncName(byte[] foo, byte[] bar);
+   * public abstract void FuncName(char[] foo, char[] bar);
+   * public abstract void FuncName(short[] foo, short[] bar);
+   * public abstract void FuncName(int[] foo, int[] bar);
+   * public abstract void FuncName(long[] foo, long[] bar);
+   * public abstract void FuncName(float[] foo, float[] bar);
+   * public abstract void FuncName(double[] foo, double[] bar);
+   * </pre>
+   */
+   protected void readMirrorExpandedBindingArgs(StringTokenizer tok, String filename, int lineNo) {
+     try {
+      String methodName = tok.nextToken();
+      ArrayList argIndices = new ArrayList(2);
+      while (tok.hasMoreTokens())
+      {
+        Integer idx = Integer.valueOf(tok.nextToken());
+        argIndices.add(idx);
+      }
+
+      if(argIndices.size() > 1)
+      {
+        mirroredArgs.put(methodName, argIndices);
+      }
+      else
+      {
+        throw new RuntimeException("ERROR: Error parsing \"MirrorExpandedBindingArgs\" command at line " + lineNo +
+          " in file \"" + filename + "\": directive requires at least 2 argument indices");
+      }
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException(
+        "Error parsing \"MirrorExpandedBindingArgs\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+ /**
+   * When const char* arguments in the C function prototypes are encountered,
+   * the emitter will normally convert them to <code>byte[]</code>
+   * arguments. This directive lets you specify which of those arguments
+   * should be converted to <code>String</code> arguments instead of <code>
+   * byte[] </code>. <p>
+   *
+   * For example, given the C prototype:
+   * <pre>
+   * void FuncName(const char* ugh, int bar, const char *foo, const char* goop);
+   * </pre>
+   *
+   * The emitter will normally emit:
+   * <pre>
+   * public abstract void FuncName(byte[] ugh, int bar, byte[] foo, byte[] goop);
+   * </pre>
+   * 
+   * However, if you supplied the following directive:
+   *
+   * <pre>
+   * ArgumentIsString FuncName 0 2
+   * </pre>
+   *
+   * The emitter will instead emit:
+   * <pre>
+   * public abstract void FuncName(String ugh, int bar, String foo, byte[] goop);
+   * </pre>
+   *
+   */
+   protected void readArgumentIsString(StringTokenizer tok, String filename, int lineNo) {
+     try {
+      String methodName = tok.nextToken();
+      ArrayList argIndices = new ArrayList(2);
+      while (tok.hasMoreTokens()) {
+        Integer idx = Integer.valueOf(tok.nextToken());
+        argIndices.add(idx);
+      }
+
+      if(argIndices.size() > 0) {
+        argumentsAreString.put(methodName, argIndices);
+      }
+      else {
+        throw new RuntimeException("ERROR: Error parsing \"ArgumentIsString\" command at line " + lineNo +
+          " in file \"" + filename + "\": directive requires specification of at least 1 index");
+      }
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException(
+        "Error parsing \"ArgumentIsString\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+  
+  protected void readStructPackage(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String struct = tok.nextToken();
+      String pkg = tok.nextToken();
+      structPackages.put(struct, pkg);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"StructPackage\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readReturnValueCapacity(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String functionName = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      restOfLine = restOfLine.trim();
+      returnValueCapacities.put(functionName, restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"ReturnValueCapacity\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readTemporaryCVariableDeclaration(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String functionName = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      restOfLine = restOfLine.trim();
+      List list = (List) temporaryCVariableDeclarations.get(functionName);
+      if (list == null) {
+        list = new ArrayList/*<String>*/();
+        temporaryCVariableDeclarations.put(functionName, list);
+      }
+      list.add(restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"TemporaryCVariableDeclaration\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readTemporaryCVariableAssignment(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String functionName = tok.nextToken();
+      String restOfLine = tok.nextToken("\n\r\f");
+      restOfLine = restOfLine.trim();
+      List list = (List) temporaryCVariableAssignments.get(functionName);
+      if (list == null) {
+        list = new ArrayList/*<String>*/();
+        temporaryCVariableAssignments.put(functionName, list);
+      }
+      list.add(restOfLine);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"TemporaryCVariableAssignment\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void doInclude(StringTokenizer tok, File file, String filename, int lineNo) throws IOException {
+    try {
+      String includedFilename = tok.nextToken();
+      File includedFile = new File(includedFilename);
+      if (!includedFile.isAbsolute()) {
+        includedFile = new File(file.getParentFile(), includedFilename);
+      }
+      read(includedFile.getAbsolutePath());
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"Include\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void doIncludeAs(StringTokenizer tok, File file, String filename, int lineNo) throws IOException {
+    try {
+      StringBuffer linePrefix = new StringBuffer(128);
+      while (tok.countTokens() > 1)
+      {
+        linePrefix.append(tok.nextToken());
+        linePrefix.append(" ");  
+      }
+      // last token is filename
+      String includedFilename = tok.nextToken();
+      File includedFile = new File(includedFilename);
+      if (!includedFile.isAbsolute()) {
+        includedFile = new File(file.getParentFile(), includedFilename);
+      }
+      read(includedFile.getAbsolutePath(), linePrefix.toString());
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"IncludeAs\" command at line " + lineNo +
+        " in file \"" + filename + "\"", e);
+    }
+  }
+
+  protected void readExtend(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String interfaceName = tok.nextToken();
+      List intfs = extendedInterfaces(interfaceName);
+      intfs.add(tok.nextToken());
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"Extends\" command at line " + lineNo +
+        " in file \"" + filename + "\": missing expected parameter", e);
+    }
+  }
+
+  protected void readRenameJavaType(StringTokenizer tok, String filename, int lineNo) {
+    try {
+      String fromName = tok.nextToken();
+      String toName   = tok.nextToken();
+      javaTypeRenames.put(fromName, toName);
+    } catch (NoSuchElementException e) {
+      throw new RuntimeException("Error parsing \"RenameJavaType\" command at line " + lineNo +
+        " in file \"" + filename + "\": missing expected parameter", e);
+    }
+  }
+
+  protected static TypeInfo parseTypeInfo(String cType, JavaType javaType) {
+    String typeName = null;
+    int pointerDepth = 0;
+    int idx = 0;
+    while (idx < cType.length() &&
+           (cType.charAt(idx) != ' ') &&
+           (cType.charAt(idx) != '*')) {
+      ++idx;
+    }
+    typeName = cType.substring(0, idx);
+    // Count pointer depth
+    while (idx < cType.length()) {
+      if (cType.charAt(idx) == '*') {
+        ++pointerDepth;
+      }
+      ++idx;
+    }
+    return new TypeInfo(typeName, pointerDepth, javaType);
+  }
+
+  protected void addTypeInfo(TypeInfo info) {
+    TypeInfo tmp = (TypeInfo) typeInfoMap.get(info.name());
+    if (tmp == null) {
+      typeInfoMap.put(info.name(), info);
+      return;
+    }
+    while (tmp.next() != null) {
+      tmp = tmp.next();
+    }
+    tmp.setNext(info);
+  }
+}