mcs/class/Moonlight.Build.Tasks/Moonlight.Build.Tasks/Respack.cs

   1 //
   2 // Respack.cs
   3 //
   4 // Author:
   5 //   Ankit Jain (jankit@novell.com)
   6 //
   7 // Copyright 2010 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27
  28 using System;
  29 using System.Diagnostics;
  30 using System.IO;
  31 using Microsoft.Build.Framework;
  32 using Microsoft.Build.Tasks;
  33 using Microsoft.Build.Utilities;
  34 using Mono.XBuild.Utilities;
  35
  36 namespace Moonlight.Build.Tasks {
  37         public class Respack : ToolTask
  38         {
  39                 public override bool Execute ()
  40                 {
  41                         if (!ValidateParameters ()) {
  42                                 // not generating any resource file
  43                                 OutputFile = null;
  44                                 return true;
  45                         }
  46
  47                         return BuildRequired () ? base.Execute () : true;
  48                 }
  49
  50                 bool BuildRequired ()
  51                 {
  52                         if (!File.Exists (OutputFile.ItemSpec))
  53                                 return true;
  54
  55                         DateTime outputFileTime = File.GetLastWriteTime (OutputFile.ItemSpec);
  56                         foreach (var res in Resources) {
  57                                 string file = res.ItemSpec;
  58                                 if (File.Exists (file) && File.GetLastWriteTime (file) > outputFileTime)
  59                                         return true;
  60                         }
  61
  62                         return false;
  63                 }
  64
  65                 void AddCommandLineCommands (CommandLineBuilderExtension commandLine)
  66                 {
  67                         if (Resources.Length == 0)
  68                                 return;
  69
  70                         commandLine.AppendFileNameIfNotNull (OutputFile);
  71
  72                         commandLine.AppendFileNamesIfNotNull (Resources, " ");
  73                 }
  74
  75                 protected override string GenerateCommandLineCommands ()
  76                 {
  77                         CommandLineBuilderExtension clbe = new CommandLineBuilderExtension ();
  78                         AddCommandLineCommands (clbe);
  79                         return clbe.ToString ();
  80                 }
  81
  82                 protected override string GenerateFullPathToTool ()
  83                 {
  84                         return Path.Combine (ToolPath, ToolExe);
  85                 }
  86
  87                 protected override bool ValidateParameters()
  88                 {
  89                         return Resources.Length > 0;
  90                 }
  91
  92                 [Required]
  93                 [Output]
  94                 public ITaskItem OutputFile {
  95                         get; set;
  96                 }
  97
  98                 [Required]
  99                 public ITaskItem[] Resources {
 100                         get; set;
 101                 }
 102
 103                 protected override string ToolName {
 104                         get {
 105                                 return RunningOnWindows ? "respack.bat" : "respack";
 106                         }
 107                 }
 108
 109                 static bool RunningOnWindows {
 110                         get {
 111                                 // Code from Mono.GetOptions/Options.cs
 112                                 // check for non-Unix platforms - see FAQ for more details
 113                                 // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F
 114                                 int platform = (int) Environment.OSVersion.Platform;
 115                                 return ((platform != 4) && (platform != 128));
 116                         }
 117
 118                 }
 119         }
 120 }