378 lines
12 KiB
C#
378 lines
12 KiB
C#
//
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// Microsoft VisualBasic VBCodeCompiler Class implementation
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//
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// Authors:
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// Jochen Wezel (jwezel@compumaster.de)
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// Gonzalo Paniagua Javier (gonzalo@ximian.com)
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//
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// (c) 2003 Jochen Wezel (http://www.compumaster.de)
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// (c) 2003 Ximian, Inc. (http://www.ximian.com)
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//
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// Modifications:
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// 2003-11-28 JW: create reference to Microsoft.VisualBasic if not explicitly done
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.CodeDom;
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using System.CodeDom.Compiler;
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using System.ComponentModel;
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using System.IO;
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using System.Text;
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using System.Reflection;
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using System.Collections;
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using System.Collections.Specialized;
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using System.Diagnostics;
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using System.Text.RegularExpressions;
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namespace Microsoft.VisualBasic
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{
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internal class VBCodeCompiler : VBCodeGenerator, ICodeCompiler
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{
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static string windowsMonoPath;
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static string windowsvbncPath;
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static string unixVbncCommand;
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static VBCodeCompiler ()
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{
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if (Path.DirectorySeparatorChar == '\\') {
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PropertyInfo gac = typeof (Environment).GetProperty ("GacPath", BindingFlags.Static | BindingFlags.NonPublic);
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MethodInfo get_gac = gac.GetGetMethod (true);
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string p = Path.GetDirectoryName (
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(string) get_gac.Invoke (null, null));
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windowsMonoPath = Path.Combine (
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Path.GetDirectoryName (
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Path.GetDirectoryName (p)),
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"bin\\mono.bat");
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if (!File.Exists (windowsMonoPath))
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windowsMonoPath = Path.Combine (
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Path.GetDirectoryName (
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Path.GetDirectoryName (p)),
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"bin\\mono.exe");
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windowsvbncPath =
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Path.Combine (p, "2.0\\vbnc.exe");
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} else {
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var mscorlibPath = new Uri (typeof (object).Assembly.CodeBase).LocalPath;
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var unixMcsPath = Path.GetFullPath (Path.Combine (mscorlibPath, "..", "..", "..", "..", "bin", "vbnc"));
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if (File.Exists (unixMcsPath))
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unixVbncCommand = unixMcsPath;
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else
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unixVbncCommand = "vbnc";
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}
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}
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public CompilerResults CompileAssemblyFromDom (CompilerParameters options, CodeCompileUnit e)
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{
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return CompileAssemblyFromDomBatch (options, new CodeCompileUnit[] { e });
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}
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public CompilerResults CompileAssemblyFromDomBatch (CompilerParameters options, CodeCompileUnit[] ea)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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try {
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return CompileFromDomBatch (options, ea);
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} finally {
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options.TempFiles.Delete ();
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}
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}
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public CompilerResults CompileAssemblyFromFile (CompilerParameters options, string fileName)
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{
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return CompileAssemblyFromFileBatch (options, new string[] { fileName });
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}
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public CompilerResults CompileAssemblyFromFileBatch (CompilerParameters options, string[] fileNames)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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try {
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return CompileFromFileBatch (options, fileNames);
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} finally {
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options.TempFiles.Delete ();
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}
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}
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public CompilerResults CompileAssemblyFromSource (CompilerParameters options, string source)
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{
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return CompileAssemblyFromSourceBatch (options, new string[] { source });
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}
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public CompilerResults CompileAssemblyFromSourceBatch (CompilerParameters options, string[] sources)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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try {
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return CompileFromSourceBatch (options, sources);
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} finally {
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options.TempFiles.Delete ();
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}
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}
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static string BuildArgs (CompilerParameters options, string[] fileNames)
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{
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StringBuilder args = new StringBuilder ();
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args.Append ("/quiet ");
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if (options.GenerateExecutable)
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args.Append ("/target:exe ");
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else
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args.Append ("/target:library ");
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/* Disabled. It causes problems now. -- Gonzalo
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if (options.IncludeDebugInformation)
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args.AppendFormat("/debug ");
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*/
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if (options.TreatWarningsAsErrors)
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args.Append ("/warnaserror ");
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/* Disabled. vbnc does not support warninglevels.
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if (options.WarningLevel != -1)
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args.AppendFormat ("/wlevel:{0} ", options.WarningLevel);
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*/
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if (options.OutputAssembly == null || options.OutputAssembly.Length == 0) {
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string ext = (options.GenerateExecutable ? "exe" : "dll");
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options.OutputAssembly = GetTempFileNameWithExtension (options.TempFiles, ext, !options.GenerateInMemory);
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}
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args.AppendFormat ("/out:\"{0}\" ", options.OutputAssembly);
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bool Reference2MSVBFound;
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Reference2MSVBFound = false;
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if (null != options.ReferencedAssemblies) {
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foreach (string import in options.ReferencedAssemblies) {
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if (string.Compare (import, "Microsoft.VisualBasic", true, System.Globalization.CultureInfo.InvariantCulture) == 0)
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Reference2MSVBFound = true;
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args.AppendFormat ("/r:\"{0}\" ", import);
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}
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}
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// add standard import to Microsoft.VisualBasic if missing
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if (!Reference2MSVBFound)
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args.Append ("/r:\"Microsoft.VisualBasic.dll\" ");
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if (options.CompilerOptions != null) {
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args.Append (options.CompilerOptions);
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args.Append (" ");
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}
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/* Disabled, vbnc does not support this.
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args.Append (" -- "); // makes vbnc not try to process filenames as options
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*/
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foreach (string source in fileNames)
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args.AppendFormat (" \"{0}\" ", source);
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return args.ToString ();
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}
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static CompilerError CreateErrorFromString (string error_string)
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{
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CompilerError error = new CompilerError ();
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Regex reg = new Regex (@"^(\s*(?<file>.*)?\((?<line>\d*)(,(?<column>\d*))?\)\s+)?:\s*" +
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@"(?<level>Error|Warning)?\s*(?<number>.*):\s(?<message>.*)",
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RegexOptions.Compiled | RegexOptions.ExplicitCapture);
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Match match = reg.Match (error_string);
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if (!match.Success) {
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return null;
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}
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if (String.Empty != match.Result ("${file}"))
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error.FileName = match.Result ("${file}").Trim ();
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if (String.Empty != match.Result ("${line}"))
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error.Line = Int32.Parse (match.Result ("${line}"));
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if (String.Empty != match.Result ("${column}"))
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error.Column = Int32.Parse (match.Result ("${column}"));
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if (match.Result ("${level}").Trim () == "Warning")
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error.IsWarning = true;
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error.ErrorNumber = match.Result ("${number}");
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error.ErrorText = match.Result ("${message}");
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return error;
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}
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private static string GetTempFileNameWithExtension (TempFileCollection temp_files, string extension, bool keepFile)
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{
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return temp_files.AddExtension (extension, keepFile);
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}
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private static string GetTempFileNameWithExtension (TempFileCollection temp_files, string extension)
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{
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return temp_files.AddExtension (extension);
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}
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private CompilerResults CompileFromFileBatch (CompilerParameters options, string[] fileNames)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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if (fileNames == null) {
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throw new ArgumentNullException ("fileNames");
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}
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CompilerResults results = new CompilerResults (options.TempFiles);
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Process vbnc = new Process ();
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string vbnc_output = "";
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string[] vbnc_output_lines;
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// FIXME: these lines had better be platform independent.
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if (Path.DirectorySeparatorChar == '\\') {
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vbnc.StartInfo.FileName = windowsMonoPath;
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vbnc.StartInfo.Arguments = windowsvbncPath + ' ' + BuildArgs (options, fileNames);
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} else {
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vbnc.StartInfo.FileName = "vbnc";
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vbnc.StartInfo.Arguments = BuildArgs (options, fileNames);
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}
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//Console.WriteLine (vbnc.StartInfo.Arguments);
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vbnc.StartInfo.CreateNoWindow = true;
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vbnc.StartInfo.UseShellExecute = false;
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vbnc.StartInfo.RedirectStandardOutput = true;
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try {
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vbnc.Start ();
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} catch (Exception e) {
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Win32Exception exc = e as Win32Exception;
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if (exc != null) {
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throw new SystemException (String.Format ("Error running {0}: {1}", vbnc.StartInfo.FileName,
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Win32Exception.W32ErrorMessage (exc.NativeErrorCode)));
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}
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throw;
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}
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try {
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vbnc_output = vbnc.StandardOutput.ReadToEnd ();
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vbnc.WaitForExit ();
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} finally {
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results.NativeCompilerReturnValue = vbnc.ExitCode;
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vbnc.Close ();
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}
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bool loadIt = true;
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if (results.NativeCompilerReturnValue == 1) {
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loadIt = false;
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vbnc_output_lines = vbnc_output.Split (Environment.NewLine.ToCharArray ());
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foreach (string error_line in vbnc_output_lines) {
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CompilerError error = CreateErrorFromString (error_line);
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if (null != error) {
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results.Errors.Add (error);
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}
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}
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}
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if ((loadIt == false && !results.Errors.HasErrors) // Failed, but no errors? Probably couldn't parse the compiler output correctly.
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|| (results.NativeCompilerReturnValue != 0 && results.NativeCompilerReturnValue != 1)) // Neither success (0), nor failure (1), so it crashed.
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{
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// Show the entire output as one big error message.
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loadIt = false;
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CompilerError error = new CompilerError (string.Empty, 0, 0, "VBNC_CRASH", vbnc_output);
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results.Errors.Add (error);
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};
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if (loadIt) {
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if (options.GenerateInMemory) {
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using (FileStream fs = File.OpenRead (options.OutputAssembly)) {
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byte[] buffer = new byte[fs.Length];
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fs.Read (buffer, 0, buffer.Length);
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results.CompiledAssembly = Assembly.Load (buffer, null);
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fs.Close ();
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}
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} else {
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results.CompiledAssembly = Assembly.LoadFrom (options.OutputAssembly);
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results.PathToAssembly = options.OutputAssembly;
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}
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} else {
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results.CompiledAssembly = null;
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}
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return results;
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}
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private CompilerResults CompileFromDomBatch (CompilerParameters options, CodeCompileUnit[] ea)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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if (ea == null) {
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throw new ArgumentNullException ("ea");
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}
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string[] fileNames = new string[ea.Length];
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StringCollection assemblies = options.ReferencedAssemblies;
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for (int i = 0; i < ea.Length; i++) {
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CodeCompileUnit compileUnit = ea[i];
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fileNames[i] = GetTempFileNameWithExtension (options.TempFiles, i + ".vb");
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FileStream f = new FileStream (fileNames[i], FileMode.OpenOrCreate);
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StreamWriter s = new StreamWriter (f);
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if (compileUnit.ReferencedAssemblies != null) {
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foreach (string str in compileUnit.ReferencedAssemblies) {
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if (!assemblies.Contains (str))
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assemblies.Add (str);
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}
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}
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((ICodeGenerator) this).GenerateCodeFromCompileUnit (compileUnit, s, new CodeGeneratorOptions ());
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s.Close ();
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f.Close ();
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}
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return CompileAssemblyFromFileBatch (options, fileNames);
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}
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private CompilerResults CompileFromSourceBatch (CompilerParameters options, string[] sources)
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{
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if (options == null) {
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throw new ArgumentNullException ("options");
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}
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if (sources == null) {
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throw new ArgumentNullException ("sources");
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}
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string[] fileNames = new string[sources.Length];
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for (int i = 0; i < sources.Length; i++) {
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fileNames[i] = GetTempFileNameWithExtension (options.TempFiles, i + ".vb");
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FileStream f = new FileStream (fileNames[i], FileMode.OpenOrCreate);
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using (StreamWriter s = new StreamWriter (f)) {
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s.Write (sources[i]);
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s.Close ();
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}
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f.Close ();
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}
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return CompileFromFileBatch (options, fileNames);
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}
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}
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}
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