dart:io | Add rename to Link

runtime/bin/file.cc

 // Copyright (c) 2013, 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.
 
 #include "bin/file.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
 #include "bin/io_buffer.h"
 #include "bin/thread.h"
@@ skipping 506 matching lines @@
     Dart_SetReturnValue(args, Dart_NewBoolean(result));
   } else {
     Dart_Handle err = DartUtils::NewDartOSError();
     if (Dart_IsError(err)) Dart_PropagateError(err);
     Dart_SetReturnValue(args, err);
   }
   Dart_ExitScope();
 }
 
 
+void FUNCTION_NAME(File_RenameLink)(Dart_NativeArguments args) {
+  Dart_EnterScope();
+  const char* old_path =
+      DartUtils::GetStringValue(Dart_GetNativeArgument(args, 0));
+  const char* new_path =
+      DartUtils::GetStringValue(Dart_GetNativeArgument(args, 1));
+  bool result = File::RenameLink(old_path, new_path);
+  if (result) {
+    Dart_SetReturnValue(args, Dart_NewBoolean(result));
+  } else {
+    Dart_Handle err = DartUtils::NewDartOSError();
+    if (Dart_IsError(err)) Dart_PropagateError(err);
+    Dart_SetReturnValue(args, err);
+  }
+  Dart_ExitScope();
+}
+
+
 void FUNCTION_NAME(File_FullPath)(Dart_NativeArguments args) {
   Dart_EnterScope();
   const char* str =
       DartUtils::GetStringValue(Dart_GetNativeArgument(args, 0));
   char* path = File::GetCanonicalPath(str);
   if (path != NULL) {
     Dart_SetReturnValue(args, DartUtils::NewString(path));
     free(path);
   } else {
     Dart_Handle err = DartUtils::NewDartOSError();
@@ skipping 563 matching lines @@
     if (result) {
       return CObject::True();
     } else {
       return CObject::NewOSError();
     }
   }
   return CObject::IllegalArgumentError();
 }
 
 
+static CObject* FileRenameLinkRequest(const CObjectArray& request) {
+  if (request.Length() == 3 &&
+      request[1]->IsString() &&
+      request[2]->IsString()) {
+    CObjectString old_path(request[1]);
+    CObjectString new_path(request[2]);
+    bool completed = File::RenameLink(old_path.CString(), new_path.CString());
+    if (completed) return CObject::True();
+    return CObject::NewOSError();
+  }
+  return CObject::IllegalArgumentError();
+}
+
+
 static CObject* FileLinkTargetRequest(const CObjectArray& request) {
   if (request.Length() == 2 && request[1]->IsString()) {
     CObjectString link_path(request[1]);
     char* target = File::LinkTarget(link_path.CString());
     if (target != NULL) {
       CObject* result = new CObjectString(CObject::NewString(target));
       free(target);
       return result;
     } else {
       return CObject::NewOSError();
@@ skipping 121 matching lines @@
           break;
         case File::kReadIntoRequest:
           response = FileReadIntoRequest(request);
           break;
         case File::kWriteFromRequest:
           response = FileWriteFromRequest(request);
           break;
         case File::kDeleteLinkRequest:
           response = FileDeleteLinkRequest(request);
           break;
+        case File::kRenameLinkRequest:
+          response = FileRenameLinkRequest(request);
+          break;
         case File::kCreateLinkRequest:
           response = FileCreateLinkRequest(request);
           break;
         case File::kLinkTargetRequest:
           response = FileLinkTargetRequest(request);
           break;
         case File::kTypeRequest:
           response = FileTypeRequest(request);
           break;
         case File::kIdenticalRequest:
@@ skipping 24 matching lines @@
   if (service_port != ILLEGAL_PORT) {
     // Return a send port for the service port.
     Dart_Handle send_port = Dart_NewSendPort(service_port);
     Dart_SetReturnValue(args, send_port);
   }
   Dart_ExitScope();
 }
 
 }  // namespace bin
 }  // namespace dart