From: Tim Hunter <rmagick@...>
Date: 2008-02-07T02:46:06+09:00
Subject: Re: Avoiding memcpy() during String creation in a C extensio

Wincent Colaiuta wrote:
> 
> Basically what I would like is a String instantiation method which
> could take a pointer to a buffer and basically take ownership of that
> buffer instead of calling memcpy() on it.
> 
> I've looked in string.c to see if such a function exists and it
> appears that it does not.

Instead of putting your data into a buffer and then asking Ruby to make 
a String out of it, could you use rb_str_buf_new() to create a String 
with a specific capacity and then put your data into the String's 
buffer?

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