From: matz@... (Yukihiro Matsumoto)
Date: 2001-09-25T16:40:48+09:00
Subject: [ruby-talk:21662] Re: Patch & method proposal

Hi,

In message "[ruby-talk:21612] Patch & method proposal"
    on 01/09/24, "Aristarkh A Zagorodnikov" <xm@w3d.ru> writes:

|	After some digging around I discovered that using IO.sysread and
|IO.syswrite is faster that IO.read and IO.syswrite, especially if you know
|the size before. Although, mutiple calls to IO.seek, which uses fseek(3)
|shifts internal buffering pointers, so IO.sysread is no longer usable. I
|think that for complete system-level files we should have interface to
|descriptor-based lseek(2) along with already existing seek. I'm not sure,
|though that mixing different seeking methods is a good idea, but I propose
|the following patch to io.c:

The name 'sysseek' sounds interesting.  And one more tip:

  Use unified diff (diff -u) to atract me.

The other diff format (or whole code is even worse) tend to be
missed.

							matz.