- D:\rive\letters

bin/builtin.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #library("builtin");
 
 void print(arg) {
   _Logger._printString(arg.toString());
 }
 
 void exit(int status) {
   if (status is !int) {
     throw new IllegalArgumentException("int status expected");
   }
   _exit(status);
 }
 
 _exit(int status) native "Exit";
 
 class _Logger {
   static void _printString(String s) native "Logger_PrintString";
 }
 
 
 // Code to deal with URI resolution for the standalone binary.
+var _is_windows;
+
 void _logResolution(String msg) {
   final enabled = false;
-  if (enabled) {
+  if (enabled || _is_windows) {
     _Logger._printString(msg);
   }
 }
 
 // TODO(iposva): Make these private once the Dart API is fixed.
-String resolveScriptUri(String cwd, String scriptName) {
+String resolveScriptUri(String cwd, String scriptName, bool windows) {
+  _is_windows = windows;
   _logResolution("# Current working directory: $cwd");
   _logResolution("# ScriptName: $scriptName");
+  if (windows) {
+    // Convert
+    // C:\one\two\three
+    // to
+    // /C:/one/two/three
+    cwd = "/${cwd.replaceAll('\\', '/')}";
+    _logResolution("## cwd: $cwd");
+    if ((scriptName.length > 2) && (scriptName[1] == ":")) {
+      // This is an absolute path.
+      scriptName = "/${scriptName.replaceAll('\\', '/')}";
+    } else {
+      scriptName = scriptName.replaceAll('\\', '/');
+    }
+    _logResolution("## scriptName: $scriptName");
+  }
   var base = new Uri(scheme: "file", path: cwd.endsWith("/") ? cwd : "$cwd/");
   var resolved = base.resolve(scriptName);
   _logResolution("# Resolved to: $resolved");
   return resolved.toString();
 }
 
 String resolveUri(String base, String userString) {
   var baseUri = new Uri.fromString(base);
   _logResolution("# Resolving: $userString from $base");
   var resolved = baseUri.resolve(userString);
   _logResolution("# Resolved to: $resolved");
   return resolved.toString(); 
 }
 
 String filePathFromUri(String userUri) {
   var uri = new Uri.fromString(userUri);
   _logResolution("# Getting file path from: $uri");
   if ("file" != uri.scheme) {
     // Only handling file URIs in standalone binary.
     _logResolution("# Not a file URI.");
     throw "Not a file uri: $uri";
   }
   _logResolution("# Path: ${uri.path}");
   return uri.path;
 }