From: Robert Dober <robert.dober@...>
Date: 2009-08-19T06:39:29+09:00
Subject: Re: fromdos dos2unix in ruby

On Tue, Aug 18, 2009 at 10:39 PM, Xavier Noria<fxn@hashref.com> wrote:
> On Tue, Aug 18, 2009 at 10:15 PM, Robert
> Klemme<shortcutter@googlemail.com> wrote:
>
>> WIN_LE = "\r\n".freeze
>>
>> File.open ARGV[0] do |in|
>>  File.open ARGV[1], "wb" do |out|
>>    in.each do |line|
>>      line.chomp!
>>      out.print line, WIN_LE
>
> Hey but this is dos2unix :-).
>
> You can't read in text-mode just like that in a portable way, because
> chomp! only chomps "\n".
>
> If you can assume the program is gonna run only on Windows then the
> solution is trivial: read in text-mode, and write in binary mode. No
> chomping or gsubs needed, just read and write.
>
> If the program has to be portable then you need to deal with the
> spurious \015 that may come up.

Yup, I thought my code solved the issue, tell Ruby that a line ends
with "\n" ( that was tough to type ;) in each and replace a potential
"\r" before?
But maybe this does not work on binary files under Windows, no way to
test, sorry.

Cheers
Robert