[ARROW-2784] [C++] MemoryMappedFile::WriteAt allow writing past the end

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9.0
• Fix Version/s: 0.10.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/pull/2206
• Assignee: Dimitri Vorona
• Reporter: Dimitri Vorona
• Created: 02/Jul/18 17:18
• Updated: 11/Jan/23 07:23
• Resolved: 08/Jul/18 17:16

Description

There is a missing check in WriteAt, this PR adds it.

Issue Links

• links to: GitHub Pull Request #2206