win: crashpad_util_test ProcessInfo.Handles doesn't work with CONOUT$

util/win/process_info_test.cc

 // Copyright 2015 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 520 matching lines @@
 TEST(ProcessInfo, Handles) {
   ScopedTempDir temp_dir;
 
   ScopedFileHandle file(LoggingOpenFileForWrite(
       temp_dir.path().Append(FILE_PATH_LITERAL("test_file")),
       FileWriteMode::kTruncateOrCreate,
       FilePermissions::kWorldReadable));
   ASSERT_TRUE(file.is_valid());
 
   SECURITY_ATTRIBUTES security_attributes = {0};
+  security_attributes.nLength = sizeof(security_attributes);

[Mark Mentovai, 2015/11/05 19:42:01]

I originally thought that this would be the problem, but no such luck.

I also thought that https://support.microsoft.com/en-us/kb/90088 might be it,
but adding FILE_SHARE_WRITE didn’t help either.

   security_attributes.bInheritHandle = true;
-  ScopedFileHandle inherited_file(CreateFile(L"CONOUT$",
-                                             GENERIC_WRITE,
-                                             0,
-                                             &security_attributes,
-                                             OPEN_EXISTING,
-                                             FILE_ATTRIBUTE_NORMAL,
-                                             nullptr));
+  ScopedFileHandle inherited_file(CreateFile(
+      temp_dir.path().Append(FILE_PATH_LITERAL("inheritable")).value().c_str(),
+      GENERIC_WRITE,
+      0,
+      &security_attributes,
+      CREATE_NEW,
+      FILE_ATTRIBUTE_NORMAL,
+      nullptr));
   ASSERT_TRUE(inherited_file.is_valid());
 
   HKEY key;
   ASSERT_EQ(ERROR_SUCCESS,
             RegOpenKeyEx(
                 HKEY_CURRENT_USER, L"SOFTWARE\\Microsoft", 0, KEY_READ, &key));
   ScopedRegistryKey scoped_key(key);
   ASSERT_TRUE(scoped_key.is_valid());
 
   std::wstring mapping_name =
@@ skipping 78 matching lines @@
   EXPECT_TRUE(
       info.LoggingRangeIsFullyReadable(CheckedRange<WinVMAddress, WinVMSize>(
           reinterpret_cast<WinVMAddress>(safe_memory.get()), kAllocationSize)));
   EXPECT_FALSE(info.LoggingRangeIsFullyReadable(
       CheckedRange<WinVMAddress, WinVMSize>(0, 1024)));
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace crashpad