From: "kosaki (Motohiro KOSAKI)" <kosaki.motohiro@...>
Date: 2013-07-26T01:03:39+09:00
Subject: [ruby-core:56171] [ruby-trunk - Feature #8671] support SEEK_DATA and SEEK_HOLE


Issue #8671 has been updated by kosaki (Motohiro KOSAKI).


The patch looks good to me.
----------------------------------------
Feature #8671: support SEEK_DATA and SEEK_HOLE
https://bugs.ruby-lang.org/issues/8671#change-40665

Author: Glass_saga (Masaki Matsushita)
Status: Assigned
Priority: Normal
Assignee: matz (Yukihiro Matsumoto)
Category: core
Target version: current: 2.1.0


SEEK_DATA and SEEK_HOLE are whences for lseek(2) supported by Linux since version 3.1.
These are useful to deal with sparse files.
I propose that ruby supports these whences.

* http://d.hatena.ne.jp/meech/20110721/1311244529
* http://www.nminoru.jp/~nminoru/programming/sparse_file.html


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