// Miguel de Icaza
// Atsushi Enomoto <atsushi@ximian.com>
//
-// (C) 2001 Ximian, Inc.
-// (C) 2005 Novell, Inc.
+// Copyright 2001 Ximian, Inc.
+// Copyright 2005 Novell, Inc.
//
using System;
using System.IO;
-using System.Collections;
+using System.Collections.Generic;
using Mono.CompilerServices.SymbolWriter;
namespace Mono.CSharp {
/// This is intentionally a class and not a struct since we need
/// to pass this by reference.
/// </remarks>
- public sealed class SourceFile : ISourceFile {
+ public class SourceFile : ISourceFile {
public readonly string Name;
public readonly string Path;
public readonly int Index;
- public SourceFileEntry SourceFileEntry;
- public bool HasLineDirective;
+ public bool AutoGenerated;
+ public bool IsIncludeFile;
- public SourceFile (string name, string path, int index)
+ SourceFileEntry file;
+ byte[] guid, checksum;
+
+ public SourceFile (string name, string path, int index, bool is_include)
{
this.Index = index;
this.Name = name;
this.Path = path;
+ this.IsIncludeFile = is_include;
+ }
+
+ public SourceFileEntry SourceFileEntry {
+ get { return file; }
}
SourceFileEntry ISourceFile.Entry {
- get { return SourceFileEntry; }
+ get { return file; }
+ }
+
+ public void SetChecksum (byte[] guid, byte[] checksum)
+ {
+ this.guid = guid;
+ this.checksum = checksum;
+ }
+
+ public virtual void DefineSymbolInfo (MonoSymbolWriter symwriter)
+ {
+ if (guid != null)
+ file = symwriter.DefineDocument (Path, guid, checksum);
+ else {
+ file = symwriter.DefineDocument (Path);
+ if (AutoGenerated)
+ file.SetAutoGenerated ();
+ }
}
public override string ToString ()
}
}
+ public class CompilationUnit : SourceFile, ICompileUnit
+ {
+ CompileUnitEntry comp_unit;
+ Dictionary<string, SourceFile> include_files;
+ Dictionary<string, bool> conditionals;
+
+ public CompilationUnit (string name, string path, int index)
+ : base (name, path, index, false)
+ { }
+
+ public void AddFile (SourceFile file)
+ {
+ if (file == this)
+ return;
+
+ if (include_files == null)
+ include_files = new Dictionary<string, SourceFile> ();
+
+ if (!include_files.ContainsKey (file.Path))
+ include_files.Add (file.Path, file);
+ }
+
+ public void AddDefine (string value)
+ {
+ if (conditionals == null)
+ conditionals = new Dictionary<string, bool> (2);
+
+ conditionals [value] = true;
+ }
+
+ public void AddUndefine (string value)
+ {
+ if (conditionals == null)
+ conditionals = new Dictionary<string, bool> (2);
+
+ conditionals [value] = false;
+ }
+
+ CompileUnitEntry ICompileUnit.Entry {
+ get { return comp_unit; }
+ }
+
+ public CompileUnitEntry CompileUnitEntry {
+ get { return comp_unit; }
+ }
+
+ public override void DefineSymbolInfo (MonoSymbolWriter symwriter)
+ {
+ base.DefineSymbolInfo (symwriter);
+
+ comp_unit = symwriter.DefineCompilationUnit (SourceFileEntry);
+
+ if (include_files != null) {
+ foreach (SourceFile include in include_files.Values) {
+ include.DefineSymbolInfo (symwriter);
+ comp_unit.AddFile (include.SourceFileEntry);
+ }
+ }
+ }
+
+ public bool IsConditionalDefined (string value)
+ {
+ if (conditionals != null) {
+ bool res;
+ if (conditionals.TryGetValue (value, out res))
+ return res;
+
+ // When conditional was undefined
+ if (conditionals.ContainsKey (value))
+ return false;
+ }
+
+ return RootContext.IsConditionalDefined (value);
+ }
+ }
+
/// <summary>
/// Keeps track of the location in the program
/// </summary>
struct Checkpoint {
public readonly int LineOffset;
+ public readonly int CompilationUnit;
public readonly int File;
- public Checkpoint (int file, int line)
+ public Checkpoint (int compile_unit, int file, int line)
{
File = file;
+ CompilationUnit = compile_unit;
LineOffset = line - (int) (line % (1 << line_delta_bits));
}
}
- static ArrayList source_list;
- static Hashtable source_files;
+ static List<SourceFile> source_list;
+ static List<CompilationUnit> compile_units;
+ static Dictionary<string, int> source_files;
static int checkpoint_bits;
static int source_count;
static int current_source;
+ static int current_compile_unit;
static int line_delta_bits;
static int line_delta_mask;
static int column_bits;
static Location ()
{
- source_files = new Hashtable ();
- source_list = new ArrayList ();
- current_source = 0;
+ Reset ();
checkpoints = new Checkpoint [10];
}
public static void Reset ()
{
- source_files = new Hashtable ();
- source_list = new ArrayList ();
+ source_files = new Dictionary<string, int> ();
+ source_list = new List<SourceFile> ();
+ compile_units = new List<CompilationUnit> ();
current_source = 0;
+ current_compile_unit = 0;
source_count = 0;
}
// <summary>
// This must be called before parsing/tokenizing any files.
// </summary>
- static public void AddFile (string name)
+ static public void AddFile (Report r, string name)
{
string path = Path.GetFullPath (name);
-
- if (source_files.Contains (path)){
- int id = (int) source_files [path];
- string other_name = ((SourceFile) source_list [id - 1]).Name;
+ int id;
+ if (source_files.TryGetValue (path, out id)){
+ string other_name = source_list [id - 1].Name;
if (name.Equals (other_name))
- Report.Warning (2002, 1, "Source file `{0}' specified multiple times", other_name);
+ r.Warning (2002, 1, "Source file `{0}' specified multiple times", other_name);
else
- Report.Warning (2002, 1, "Source filenames `{0}' and `{1}' both refer to the same file: {2}", name, other_name, path);
+ r.Warning (2002, 1, "Source filenames `{0}' and `{1}' both refer to the same file: {2}", name, other_name, path);
return;
}
source_files.Add (path, ++source_count);
- source_list.Add (new SourceFile (name, path, source_count));
+ CompilationUnit unit = new CompilationUnit (name, path, source_count);
+ source_list.Add (unit);
+ compile_units.Add (unit);
}
- static public SourceFile[] SourceFiles {
+ public static IList<CompilationUnit> SourceFiles {
get {
- SourceFile[] retval = new SourceFile [source_list.Count];
- source_list.CopyTo (retval, 0);
- return retval;
+ return compile_units;
}
}
{
checkpoints = new Checkpoint [source_list.Count * 2];
if (checkpoints.Length > 0)
- checkpoints [0] = new Checkpoint (0, 0);
+ checkpoints [0] = new Checkpoint (0, 0, 0);
column_bits = 8;
column_mask = 0xFF;
// <remarks>
// This is used when we encounter a #line preprocessing directive.
// </remarks>
- static public SourceFile LookupFile (string name)
+ static public SourceFile LookupFile (CompilationUnit comp_unit, string name)
{
- string path = name.Length == 0 ? "" : Path.GetFullPath (name);
-
- if (!source_files.Contains (path)) {
+ string path;
+ if (!Path.IsPathRooted (name)) {
+ string root = Path.GetDirectoryName (comp_unit.Path);
+ path = Path.Combine (root, name);
+ } else
+ path = name;
+
+ if (!source_files.ContainsKey (path)) {
if (source_count >= (1 << checkpoint_bits))
- return new SourceFile (name, path, 0);
+ return new SourceFile (name, path, 0, true);
source_files.Add (path, ++source_count);
- SourceFile retval = new SourceFile (name, path, source_count);
+ SourceFile retval = new SourceFile (name, path, source_count, true);
source_list.Add (retval);
return retval;
}
return (SourceFile) source_list [index - 1];
}
- static public void Push (SourceFile file)
+ static public void Push (CompilationUnit compile_unit, SourceFile file)
{
- current_source = file.Index;
+ current_source = file != null ? file.Index : -1;
+ current_compile_unit = compile_unit != null ? compile_unit.Index : -1;
// File is always pushed before being changed.
}
// and code generation to register all the source files with the
// symbol writer.
// </remarks>
- static public void DefineSymbolDocuments (SymbolWriter symwriter)
+ static public void DefineSymbolDocuments (MonoSymbolWriter symwriter)
{
- foreach (SourceFile file in source_list) {
- file.SourceFileEntry = symwriter.DefineDocument (file.Path);
- }
+ foreach (CompilationUnit unit in compile_units)
+ unit.DefineSymbolInfo (symwriter);
}
public Location (int row)
if (row <= 0)
token = 0;
else {
- if (column > 255)
+ if (column > 254)
+ column = 254;
+ if (column < 0)
column = 255;
int target = -1;
int delta = 0;
}
}
if (target == -1) {
- AddCheckpoint (current_source, row);
+ AddCheckpoint (current_compile_unit, current_source, row);
target = checkpoint_index;
delta = row % (1 << line_delta_bits);
}
}
}
- static void AddCheckpoint (int file, int row)
+ static void AddCheckpoint (int compile_unit, int file, int row)
{
if (checkpoints.Length == ++checkpoint_index) {
Checkpoint [] tmp = new Checkpoint [checkpoint_index * 2];
Array.Copy (checkpoints, tmp, checkpoints.Length);
checkpoints = tmp;
}
- checkpoints [checkpoint_index] = new Checkpoint (file, row);
+ checkpoints [checkpoint_index] = new Checkpoint (compile_unit, file, row);
}
-
+
public override string ToString ()
{
if (column_bits == 0 || InEmacs)
- return Name + "(" + Row + "):";
+ return Name + "(" + Row.ToString () + "):";
else
- return Name + "(" + Row + "," + Column +
+ return Name + "(" + Row.ToString () + "," + Column.ToString () +
(Column == column_mask ? "+):" : "):");
}
get {
if (token == 0)
return 1;
- return (int) (token & column_mask);
+ int col = (int) (token & column_mask);
+ return col == 255 ? 1 : col;
+ }
+ }
+
+ public bool Hidden {
+ get {
+ return (int) (token & column_mask) == 255;
+ }
+ }
+
+ public int CompilationUnitIndex {
+ get {
+ if (token == 0)
+ return 0;
+if (checkpoints.Length <= CheckpointIndex) throw new Exception (String.Format ("Should not happen. Token is {0:X04}, checkpoints are {1}, index is {2}", token, checkpoints.Length, CheckpointIndex));
+ return checkpoints [CheckpointIndex].CompilationUnit;
}
}
return (SourceFile) source_list [index - 1];
}
}
- }
-
- public class LocatedToken
- {
- public readonly Location Location;
- public readonly string Value;
-
- public LocatedToken (Location loc, string value)
- {
- Location = loc;
- Value = value;
- }
- public override string ToString ()
- {
- return Location.ToString () + Value;
+ public CompilationUnit CompilationUnit {
+ get {
+ int index = CompilationUnitIndex;
+ if (index == 0)
+ return null;
+ return (CompilationUnit) source_list [index - 1];
+ }
}
}
}