mcs/class/System/Microsoft.VisualBasic/VBCodeCompiler.cs

   1 //
   2 // Microsoft VisualBasic VBCodeCompiler Class implementation
   3 //
   4 // Authors:
   5 //      Jochen Wezel (jwezel@compumaster.de)
   6 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   7 //
   8 // (c) 2003 Jochen Wezel (http://www.compumaster.de)
   9 // (c) 2003 Ximian, Inc. (http://www.ximian.com)
  10 //
  11 // Modifications:
  12 // 2003-11-28 JW: create reference to Microsoft.VisualBasic if not explicitly done
  13
  14 //
  15 // Permission is hereby granted, free of charge, to any person obtaining
  16 // a copy of this software and associated documentation files (the
  17 // "Software"), to deal in the Software without restriction, including
  18 // without limitation the rights to use, copy, modify, merge, publish,
  19 // distribute, sublicense, and/or sell copies of the Software, and to
  20 // permit persons to whom the Software is furnished to do so, subject to
  21 // the following conditions:
  22 //
  23 // The above copyright notice and this permission notice shall be
  24 // included in all copies or substantial portions of the Software.
  25 //
  26 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  30 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  31 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  32 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33 //
  34
  35 namespace Microsoft.VisualBasic
  36 {
  37         using System;
  38         using System.CodeDom;
  39         using System.CodeDom.Compiler;
  40         using System.IO;
  41         using System.Text;
  42         using System.Reflection;
  43         using System.Collections;
  44         using System.Collections.Specialized;
  45         using System.Diagnostics;
  46         using System.Text.RegularExpressions;
  47
  48         internal class VBCodeCompiler: VBCodeGenerator, ICodeCompiler
  49         {
  50                 static string windowsMonoPath;
  51                 static string windowsMbasPath;
  52                 static VBCodeCompiler ()
  53                 {
  54                         if (Path.DirectorySeparatorChar == '\\') {
  55                                 // FIXME: right now we use "fixed" version 1.0
  56                                 // mcs at any time.
  57                                 PropertyInfo gac = typeof (Environment).GetProperty ("GacPath", BindingFlags.Static|BindingFlags.NonPublic);
  58                                 MethodInfo get_gac = gac.GetGetMethod (true);
  59                                 string p = Path.GetDirectoryName (
  60                                         (string) get_gac.Invoke (null, null));
  61                                 windowsMonoPath = Path.Combine (
  62                                         Path.GetDirectoryName (
  63                                                 Path.GetDirectoryName (p)),
  64                                         "bin\\mono.bat");
  65                                 if (!File.Exists (windowsMonoPath))
  66                                         windowsMonoPath = Path.Combine (
  67                                                 Path.GetDirectoryName (
  68                                                         Path.GetDirectoryName (p)),
  69                                                 "bin\\mono.exe");
  70                                 windowsMbasPath =
  71                                         Path.Combine (p, "1.0\\mbas.exe");
  72                         }
  73                 }
  74
  75                 //
  76                 // Constructors
  77                 //
  78                 public VBCodeCompiler()
  79                 {
  80                 }
  81
  82                 //
  83                 // Methods
  84                 //
  85                 [MonoTODO]
  86                 public CompilerResults CompileAssemblyFromDom (CompilerParameters options,CodeCompileUnit e)
  87                 {
  88                         return CompileAssemblyFromDomBatch (options, new CodeCompileUnit []{e});
  89                 }
  90
  91                 public CompilerResults CompileAssemblyFromDomBatch (CompilerParameters options,
  92                                                                     CodeCompileUnit [] ea)
  93                 {
  94                         string [] fileNames = new string [ea.Length];
  95                         int i = 0;
  96                         if (options == null)
  97                         options = new CompilerParameters ();
  98
  99                         StringCollection assemblies = options.ReferencedAssemblies;
 100
 101                         foreach (CodeCompileUnit e in ea) {
 102                                 fileNames [i] = GetTempFileNameWithExtension (options.TempFiles, "vb");
 103                                 FileStream f = new FileStream (fileNames [i], FileMode.OpenOrCreate);
 104                                 StreamWriter s = new StreamWriter (f);
 105                                 if (e.ReferencedAssemblies != null) {
 106                                         foreach (string str in e.ReferencedAssemblies) {
 107                                                 if (!assemblies.Contains (str))
 108                                                         assemblies.Add (str);
 109                                         }
 110                                 }
 111
 112                                 ((ICodeGenerator)this).GenerateCodeFromCompileUnit (e, s, new CodeGeneratorOptions());
 113                                 s.Close();
 114                                 f.Close();
 115                                 i++;
 116                         }
 117                         return CompileAssemblyFromFileBatch (options, fileNames);
 118                 }
 119
 120                 public CompilerResults CompileAssemblyFromFile (CompilerParameters options,string fileName)
 121                 {
 122                         return CompileAssemblyFromFileBatch (options, new string []{fileName});
 123                 }
 124
 125                 public CompilerResults CompileAssemblyFromFileBatch (CompilerParameters options,
 126                                                                      string [] fileNames)
 127                 {
 128                         if (null == options)
 129                                 throw new ArgumentNullException ("options");
 130
 131                         if (null == fileNames)
 132                                 throw new ArgumentNullException ("fileNames");
 133
 134                         CompilerResults results = new CompilerResults (options.TempFiles);
 135                         Process mbas = new Process ();
 136
 137                         string mbas_output;
 138                         string [] mbas_output_lines;
 139                         // FIXME: these lines had better be platform independent.
 140                         if (Path.DirectorySeparatorChar == '\\') {
 141                                 mbas.StartInfo.FileName = windowsMonoPath;
 142                                 mbas.StartInfo.Arguments = windowsMbasPath + ' ' + BuildArgs (options, fileNames);
 143                         }
 144                         else {
 145                                 mbas.StartInfo.FileName = "mbas";
 146                                 mbas.StartInfo.Arguments = BuildArgs (options,fileNames);
 147                         }
 148                         mbas.StartInfo.CreateNoWindow = true;
 149                         mbas.StartInfo.UseShellExecute = false;
 150                         mbas.StartInfo.RedirectStandardOutput = true;
 151                         try {
 152                                 mbas.Start();
 153                                 mbas_output = mbas.StandardOutput.ReadToEnd ();
 154                                 mbas.WaitForExit();
 155                         } finally {
 156                                 results.NativeCompilerReturnValue = mbas.ExitCode;
 157                                 mbas.Close ();
 158                         }
 159
 160                         mbas_output_lines = mbas_output.Split(Environment.NewLine.ToCharArray());
 161                         bool loadIt=true;
 162                         foreach (string error_line in mbas_output_lines) {
 163                                 CompilerError error = CreateErrorFromString (error_line);
 164                                 if (null != error) {
 165                                         results.Errors.Add (error);
 166                                         if (!error.IsWarning)
 167                                                 loadIt = false;
 168                                 }
 169                         }
 170
 171                         if (loadIt)
 172                                 results.CompiledAssembly=Assembly.LoadFrom(options.OutputAssembly);
 173                         else
 174                                 results.CompiledAssembly=null;
 175
 176                         return results;
 177                 }
 178
 179                 public CompilerResults CompileAssemblyFromSource (CompilerParameters options,
 180                                                                   string source)
 181                 {
 182                         return CompileAssemblyFromSourceBatch (options, new string [] {source});
 183                 }
 184
 185                 public CompilerResults CompileAssemblyFromSourceBatch (CompilerParameters options,
 186                                                                         string [] sources)
 187                 {
 188                         string [] fileNames = new string [sources.Length];
 189                         int i = 0;
 190                         foreach (string source in sources) {
 191                                 fileNames [i] = GetTempFileNameWithExtension (options.TempFiles, "vb");
 192                                 FileStream f = new FileStream (fileNames [i], FileMode.OpenOrCreate);
 193                                 StreamWriter s = new StreamWriter (f);
 194                                 s.Write (source);
 195                                 s.Close ();
 196                                 f.Close ();
 197                                 i++;
 198                         }
 199                         return CompileAssemblyFromFileBatch(options,fileNames);
 200                 }
 201
 202                 static string BuildArgs (CompilerParameters options, string [] fileNames)
 203                 {
 204                         StringBuilder args = new StringBuilder ();
 205                         if (options.GenerateExecutable)
 206                                 args.AppendFormat("/target:exe ");
 207                         else
 208                                 args.AppendFormat("/target:library ");
 209
 210                         /* Disabled. It causes problems now. -- Gonzalo
 211                         if (options.IncludeDebugInformation)
 212                                 args.AppendFormat("/debug ");
 213                         */
 214
 215                         if (options.TreatWarningsAsErrors)
 216                                 args.AppendFormat ("/warnaserror ");
 217
 218                         if (options.WarningLevel != -1)
 219                                 args.AppendFormat ("/wlevel:{0} ", options.WarningLevel);
 220
 221                         if (options.OutputAssembly == null) {
 222                                 string ext = (options.GenerateExecutable ? "exe" : "dll");
 223                                 options.OutputAssembly = GetTempFileNameWithExtension (options.TempFiles, ext);
 224                         }
 225
 226                         args.AppendFormat ("/out:\"{0}\" ", options.OutputAssembly);
 227
 228                         bool Reference2MSVBFound;
 229                         Reference2MSVBFound = false;
 230                         if (null != options.ReferencedAssemblies)
 231                         {
 232                                 foreach (string import in options.ReferencedAssemblies)
 233                                 {
 234                                         if (string.Compare (import, "Microsoft.VisualBasic", true, System.Globalization.CultureInfo.InvariantCulture) == 0)
 235                                                 Reference2MSVBFound = true;
 236                                         args.AppendFormat ("/r:\"{0}\" ", import);
 237                                 }
 238                         }
 239                         // add standard import to Microsoft.VisualBasic if missing
 240                         if (Reference2MSVBFound == false)
 241                                 args.AppendFormat ("/r:\"{0}\" ", "Microsoft.VisualBasic");
 242
 243                         args.AppendFormat(" -- "); // makes mbas not try to process filenames as options
 244
 245                         foreach (string source in fileNames)
 246                                 args.AppendFormat("\"{0}\" ",source);
 247
 248                         return args.ToString();
 249                 }
 250
 251                 static CompilerError CreateErrorFromString (string error_string)
 252                 {
 253                         // When IncludeDebugInformation is true, prevents the debug symbols stats from braeking this.
 254                         if (error_string.StartsWith ("WROTE SYMFILE") || error_string.StartsWith ("OffsetTable"))
 255                                 return null;
 256
 257                         CompilerError error = new CompilerError ();
 258                         Regex reg = new Regex (@"^(\s*(?<file>.*)\((?<line>\d*)(,(?<column>\d*))?\)\s+)*" +
 259                                                 @"(?<level>error|warning)\s*(?<number>.*):\s(?<message>.*)",
 260                                                 RegexOptions.Compiled | RegexOptions.ExplicitCapture);
 261
 262                         Match match = reg.Match (error_string);
 263                         if (!match.Success)
 264                                 return null;
 265
 266                         if (String.Empty != match.Result("${file}"))
 267                                 error.FileName = match.Result ("${file}");
 268
 269                         if (String.Empty != match.Result ("${line}"))
 270                                 error.Line = Int32.Parse (match.Result ("${line}"));
 271
 272                         if (String.Empty != match.Result( "${column}"))
 273                                 error.Column = Int32.Parse (match.Result ("${column}"));
 274
 275                         if (match.Result ("${level}") =="warning")
 276                                 error.IsWarning = true;
 277
 278                         error.ErrorNumber = match.Result ("${number}");
 279                         error.ErrorText = match.Result ("${message}");
 280                         return error;
 281                 }
 282
 283                 static string GetTempFileNameWithExtension (TempFileCollection temp_files, string extension)
 284                 {
 285                         return temp_files.AddExtension (extension);
 286                 }
 287         }
 288 }
 289