From: Heesob Park <phasis@...>
Date: 2013-05-19T01:07:04+09:00
Subject: Re: Ruby 'gets' truncates input to 256 characters (Windows)

Hi,

2013/5/18 jen Marsh <lists@ruby-forum.com>:
> Is this a 'feature' of Ruby on windows?
> I am trying to enter a long string (> 256 characters but generally <
> 512) in Ruby with:
>
>     puts "Enter long string"
>     ilogo = gets.chomp
>     puts ilogo
>
> For some reason, it always truncates the input to keep only 256
> characters (before chomp).
> I verified that Ruby accepts longer strings, and that Windows 7 command
> line console also accepts strings > 256 chars. I have seen that people
> don't have the issue with MacOS, but others do have it with Windows XP.
> I am running Win7.  I can't find any mention of the gets method having
> that type of limitation, but I am surely missing something.  Could that
> be just a 'gets' limitation for Ruby running on Windows?
>
This is a feature of Ruby on Windows.
This undesired feature was raised from change sets which workaround a
bug of ReadFile Win32 API .
Refer to
http://bugs.ruby-lang.org/issues/3014
http://bugs.ruby-lang.org/issues/4097

If you think this is a bug, please make an issue on http://bugs.ruby-lang.org

Regards,
Park Heesob