2 // Mono.CSharp CSharpCodeCompiler Class implementation
5 // Sean Kasun (seank@users.sf.net)
6 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
8 // Copyright (c) Novell, Inc. (http://www.novell.com)
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
36 using System.CodeDom.Compiler;
37 using System.ComponentModel;
40 using System.Reflection;
41 using System.Collections;
42 using System.Collections.Specialized;
43 using System.Diagnostics;
44 using System.Text.RegularExpressions;
45 using System.Threading;
46 using System.Collections.Generic;
48 internal class CSharpCodeCompiler : CSharpCodeGenerator, ICodeCompiler
50 static string windowsMcsPath;
51 static string windowsMonoPath;
54 StringCollection mcsOutput;
56 static CSharpCodeCompiler ()
58 if (Path.DirectorySeparatorChar == '\\') {
59 PropertyInfo gac = typeof (Environment).GetProperty ("GacPath", BindingFlags.Static|BindingFlags.NonPublic);
60 MethodInfo get_gac = gac.GetGetMethod (true);
61 string p = Path.GetDirectoryName (
62 (string) get_gac.Invoke (null, null));
63 windowsMonoPath = Path.Combine (
64 Path.GetDirectoryName (
65 Path.GetDirectoryName (p)),
67 if (!File.Exists (windowsMonoPath))
68 windowsMonoPath = Path.Combine (
69 Path.GetDirectoryName (
70 Path.GetDirectoryName (p)),
72 if (!File.Exists (windowsMonoPath))
73 windowsMonoPath = Path.Combine (
74 Path.GetDirectoryName (
75 Path.GetDirectoryName (
76 Path.GetDirectoryName (p))),
77 "mono\\mono\\mini\\mono.exe");
78 if (!File.Exists (windowsMonoPath))
79 throw new FileNotFoundException ("Windows mono path not found: " + windowsMonoPath);
81 windowsMcsPath = Path.Combine (p, "4.5\\mcs.exe");
82 if (!File.Exists (windowsMcsPath))
83 windowsMcsPath = Path.Combine(Path.GetDirectoryName (p), "lib\\build\\mcs.exe");
85 if (!File.Exists (windowsMcsPath))
86 throw new FileNotFoundException ("Windows mcs path not found: " + windowsMcsPath);
93 public CSharpCodeCompiler()
97 public CSharpCodeCompiler (IDictionary <string, string> providerOptions) :
98 base (providerOptions)
105 public CompilerResults CompileAssemblyFromDom (CompilerParameters options, CodeCompileUnit e)
107 return CompileAssemblyFromDomBatch (options, new CodeCompileUnit[] { e });
110 public CompilerResults CompileAssemblyFromDomBatch (CompilerParameters options, CodeCompileUnit[] ea)
112 if (options == null) {
113 throw new ArgumentNullException ("options");
117 return CompileFromDomBatch (options, ea);
119 options.TempFiles.Delete ();
123 public CompilerResults CompileAssemblyFromFile (CompilerParameters options, string fileName)
125 return CompileAssemblyFromFileBatch (options, new string[] { fileName });
128 public CompilerResults CompileAssemblyFromFileBatch (CompilerParameters options, string[] fileNames)
130 if (options == null) {
131 throw new ArgumentNullException ("options");
135 return CompileFromFileBatch (options, fileNames);
137 options.TempFiles.Delete ();
141 public CompilerResults CompileAssemblyFromSource (CompilerParameters options, string source)
143 return CompileAssemblyFromSourceBatch (options, new string[] { source });
146 public CompilerResults CompileAssemblyFromSourceBatch (CompilerParameters options, string[] sources)
148 if (options == null) {
149 throw new ArgumentNullException ("options");
153 return CompileFromSourceBatch (options, sources);
155 options.TempFiles.Delete ();
159 private CompilerResults CompileFromFileBatch (CompilerParameters options, string[] fileNames)
162 throw new ArgumentNullException("options");
163 if (null == fileNames)
164 throw new ArgumentNullException("fileNames");
166 CompilerResults results=new CompilerResults(options.TempFiles);
167 Process mcs=new Process();
169 // FIXME: these lines had better be platform independent.
170 if (Path.DirectorySeparatorChar == '\\') {
171 mcs.StartInfo.FileName = windowsMonoPath;
172 mcs.StartInfo.Arguments = "\"" + windowsMcsPath + "\" " +
173 BuildArgs (options, fileNames, ProviderOptions);
175 mcs.StartInfo.FileName="mcs";
176 mcs.StartInfo.Arguments=BuildArgs(options, fileNames, ProviderOptions);
179 mcsOutput = new StringCollection ();
180 mcsOutMutex = new Mutex ();
183 * !:. KLUDGE WARNING .:!
185 * When running the 2.0 test suite some assemblies will invoke mcs via
186 * CodeDOM and the new mcs process will find the MONO_PATH variable in its
187 * environment pointing to the net_2_0 library which will cause the runtime
188 * to attempt to load the 2.0 corlib into 4.0 process and thus mcs will
189 * fail. At the same time, we must not touch MONO_PATH when running outside
190 * the test suite, thus the kludge.
192 * !:. KLUDGE WARNING .:!
194 if (Environment.GetEnvironmentVariable ("MONO_TESTS_IN_PROGRESS") != null) {
195 string monoPath = Environment.GetEnvironmentVariable ("MONO_PATH");
196 if (!String.IsNullOrEmpty (monoPath)) {
197 monoPath = monoPath.Replace ("/class/lib/net_2_0", "/class/lib/net_4_0");
198 mcs.StartInfo.EnvironmentVariables ["MONO_PATH"] = monoPath;
203 string monoPath = Environment.GetEnvironmentVariable ("MONO_PATH");
204 if (monoPath != null)
205 monoPath = String.Empty;
207 string privateBinPath = AppDomain.CurrentDomain.SetupInformation.PrivateBinPath;
208 if (privateBinPath != null && privateBinPath.Length > 0)
209 monoPath = String.Format ("{0}:{1}", privateBinPath, monoPath);
211 if (monoPath.Length > 0) {
212 StringDictionary dict = mcs.StartInfo.EnvironmentVariables;
213 if (dict.ContainsKey ("MONO_PATH"))
214 dict ["MONO_PATH"] = monoPath;
216 dict.Add ("MONO_PATH", monoPath);
220 * reset MONO_GC_PARAMS - we are invoking compiler possibly with another GC that
221 * may not handle some of the options causing compilation failure
223 mcs.StartInfo.EnvironmentVariables ["MONO_GC_PARAMS"] = String.Empty;
225 mcs.StartInfo.CreateNoWindow=true;
226 mcs.StartInfo.UseShellExecute=false;
227 mcs.StartInfo.RedirectStandardOutput=true;
228 mcs.StartInfo.RedirectStandardError=true;
229 mcs.ErrorDataReceived += new DataReceivedEventHandler (McsStderrDataReceived);
233 } catch (Exception e) {
234 Win32Exception exc = e as Win32Exception;
236 throw new SystemException (String.Format ("Error running {0}: {1}", mcs.StartInfo.FileName,
237 Win32Exception.W32ErrorMessage (exc.NativeErrorCode)));
243 mcs.BeginOutputReadLine ();
244 mcs.BeginErrorReadLine ();
247 results.NativeCompilerReturnValue = mcs.ExitCode;
249 mcs.CancelErrorRead ();
250 mcs.CancelOutputRead ();
254 StringCollection sc = mcsOutput;
257 foreach (string error_line in mcsOutput) {
258 CompilerError error = CreateErrorFromString (error_line);
260 results.Errors.Add (error);
261 if (!error.IsWarning)
267 sc.Insert (0, mcs.StartInfo.FileName + " " + mcs.StartInfo.Arguments + Environment.NewLine);
272 if (!File.Exists (options.OutputAssembly)) {
273 StringBuilder sb = new StringBuilder ();
274 foreach (string s in sc)
275 sb.Append (s + Environment.NewLine);
277 throw new Exception ("Compiler failed to produce the assembly. Output: '" + sb.ToString () + "'");
280 if (options.GenerateInMemory) {
281 using (FileStream fs = File.OpenRead(options.OutputAssembly)) {
282 byte[] buffer = new byte[fs.Length];
283 fs.Read(buffer, 0, buffer.Length);
284 results.CompiledAssembly = Assembly.Load(buffer, null);
288 // Avoid setting CompiledAssembly right now since the output might be a netmodule
289 results.PathToAssembly = options.OutputAssembly;
292 results.CompiledAssembly = null;
298 void McsStderrDataReceived (object sender, DataReceivedEventArgs args)
300 if (args.Data != null) {
301 mcsOutMutex.WaitOne ();
302 mcsOutput.Add (args.Data);
303 mcsOutMutex.ReleaseMutex ();
307 private static string BuildArgs(CompilerParameters options,string[] fileNames, IDictionary <string, string> providerOptions)
309 StringBuilder args=new StringBuilder();
310 if (options.GenerateExecutable)
311 args.Append("/target:exe ");
313 args.Append("/target:library ");
315 string privateBinPath = AppDomain.CurrentDomain.SetupInformation.PrivateBinPath;
316 if (privateBinPath != null && privateBinPath.Length > 0)
317 args.AppendFormat ("/lib:\"{0}\" ", privateBinPath);
319 if (options.Win32Resource != null)
320 args.AppendFormat("/win32res:\"{0}\" ",
321 options.Win32Resource);
323 if (options.IncludeDebugInformation)
324 args.Append("/debug+ /optimize- ");
326 args.Append("/debug- /optimize+ ");
328 if (options.TreatWarningsAsErrors)
329 args.Append("/warnaserror ");
331 if (options.WarningLevel >= 0)
332 args.AppendFormat ("/warn:{0} ", options.WarningLevel);
334 if (options.OutputAssembly == null || options.OutputAssembly.Length == 0) {
335 string extension = (options.GenerateExecutable ? "exe" : "dll");
336 options.OutputAssembly = GetTempFileNameWithExtension (options.TempFiles, extension,
337 !options.GenerateInMemory);
339 args.AppendFormat("/out:\"{0}\" ",options.OutputAssembly);
341 foreach (string import in options.ReferencedAssemblies) {
342 if (import == null || import.Length == 0)
345 args.AppendFormat("/r:\"{0}\" ",import);
348 if (options.CompilerOptions != null) {
349 args.Append (options.CompilerOptions);
353 foreach (string embeddedResource in options.EmbeddedResources) {
354 args.AppendFormat("/resource:\"{0}\" ", embeddedResource);
357 foreach (string linkedResource in options.LinkedResources) {
358 args.AppendFormat("/linkresource:\"{0}\" ", linkedResource);
361 if (providerOptions != null && providerOptions.Count > 0) {
364 if (!providerOptions.TryGetValue ("CompilerVersion", out langver))
371 if (langver.Length >= 1 && langver [0] == 'v')
372 langver = langver.Substring (1);
376 args.Append ("/langversion:ISO-2 ");
380 // current default, omit the switch
386 args.Append("/sdk:4.5");
388 args.Append("/sdk:4");
390 args.Append("/sdk:2");
393 args.Append (" -- ");
394 foreach (string source in fileNames)
395 args.AppendFormat("\"{0}\" ",source);
396 return args.ToString();
398 private static CompilerError CreateErrorFromString(string error_string)
400 if (error_string.StartsWith ("BETA"))
403 if (error_string == null || error_string == "")
406 CompilerError error=new CompilerError();
407 Regex reg = new Regex (@"^(\s*(?<file>.*)\((?<line>\d*)(,(?<column>\d*))?\)(:)?\s+)*(?<level>\w+)\s*(?<number>.*):\s(?<message>.*)",
408 RegexOptions.Compiled | RegexOptions.ExplicitCapture);
409 Match match=reg.Match(error_string);
410 if (!match.Success) {
411 // We had some sort of runtime crash
412 error.ErrorText = error_string;
413 error.IsWarning = false;
414 error.ErrorNumber = "";
417 if (String.Empty != match.Result("${file}"))
418 error.FileName=match.Result("${file}");
419 if (String.Empty != match.Result("${line}"))
420 error.Line=Int32.Parse(match.Result("${line}"));
421 if (String.Empty != match.Result("${column}"))
422 error.Column=Int32.Parse(match.Result("${column}"));
424 string level = match.Result ("${level}");
425 if (level == "warning")
426 error.IsWarning = true;
427 else if (level != "error")
428 return null; // error CS8028 will confuse the regex.
430 error.ErrorNumber=match.Result("${number}");
431 error.ErrorText=match.Result("${message}");
435 private static string GetTempFileNameWithExtension (TempFileCollection temp_files, string extension, bool keepFile)
437 return temp_files.AddExtension (extension, keepFile);
440 private static string GetTempFileNameWithExtension (TempFileCollection temp_files, string extension)
442 return temp_files.AddExtension (extension);
445 private CompilerResults CompileFromDomBatch (CompilerParameters options, CodeCompileUnit[] ea)
447 if (options == null) {
448 throw new ArgumentNullException ("options");
452 throw new ArgumentNullException ("ea");
455 string[] fileNames = new string[ea.Length];
456 StringCollection assemblies = options.ReferencedAssemblies;
458 for (int i = 0; i < ea.Length; i++) {
459 CodeCompileUnit compileUnit = ea[i];
460 fileNames[i] = GetTempFileNameWithExtension (options.TempFiles, i + ".cs");
461 FileStream f = new FileStream (fileNames[i], FileMode.OpenOrCreate);
462 StreamWriter s = new StreamWriter (f, Encoding.UTF8);
463 if (compileUnit.ReferencedAssemblies != null) {
464 foreach (string str in compileUnit.ReferencedAssemblies) {
465 if (!assemblies.Contains (str))
466 assemblies.Add (str);
470 ((ICodeGenerator) this).GenerateCodeFromCompileUnit (compileUnit, s, new CodeGeneratorOptions ());
474 return CompileAssemblyFromFileBatch (options, fileNames);
477 private CompilerResults CompileFromSourceBatch (CompilerParameters options, string[] sources)
479 if (options == null) {
480 throw new ArgumentNullException ("options");
483 if (sources == null) {
484 throw new ArgumentNullException ("sources");
487 string[] fileNames = new string[sources.Length];
489 for (int i = 0; i < sources.Length; i++) {
490 fileNames[i] = GetTempFileNameWithExtension (options.TempFiles, i + ".cs");
491 FileStream f = new FileStream (fileNames[i], FileMode.OpenOrCreate);
492 using (StreamWriter s = new StreamWriter (f, Encoding.UTF8)) {
493 s.Write (sources[i]);
498 return CompileFromFileBatch (options, fileNames);