Re: IO.popen hanging

Path	csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!news.swapon.de!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail
From	Robert Klemme <shortcutter@googlemail.com>
Newsgroups	comp.lang.ruby
Subject	Re: IO.popen hanging
Date	Wed, 12 Jun 2013 08:08:44 +0200
Lines	35
Message-ID	<b1qhjcFhgrpU1@mid.individual.net> (permalink)
References	<51b72d29$0$2103$426a74cc@news.free.fr>
Mime-Version	1.0
Content-Type	text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding	quoted-printable
X-Trace	individual.net jtXCXAFgSooaGAHots1ilg/o5ePA7WoktdACcflL5+dfIWxBk=
Cancel-Lock	sha1:YGMjzFfDvbGcq635VfoePly1fwQ=
User-Agent	Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130510 Thunderbird/17.0.6
In-Reply-To	<51b72d29$0$2103$426a74cc@news.free.fr>
Xref	csiph.com comp.lang.ruby:6832

Show key headers only | View raw

On 06/11/2013 03:59 PM, Une Bévue wrote:
> if i do, on terminal :
>
> echo -n "something" | /usr/bin/xclip -selection c
>
> the time to exec is instantaneous.
>
> however using either :
>
> `echo -n "#{@prefix}" | /usr/bin/xclip -selection c `
>
> or :
>
>      IO.popen(["/usr/bin/xclip","-selection","c"], "w+") do |io|
>        io.write @prefix
>        io.close_write
>        IO.copy_stream(io, $stdout)
>      end
>
>
> @prefix being :
> @prefix=Time.new.strftime("%y-%m-%d--%H-%M-%S--")
>
> it takes several minutes...
>
> why ?

I have no idea.  You could try to use strace to show what xclip is doing 
all the time.

Kind regards

	robert

Back to comp.lang.ruby | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

IO.popen hanging Une Bévue <unbewusstsein@fai.invalid> - 2013-06-11 15:59 +0200
  Re: IO.popen hanging Robert Klemme <shortcutter@googlemail.com> - 2013-06-12 08:08 +0200
    Re: IO.popen hanging Une Bévue <unbewusst.sein@fai.invalid> - 2013-06-12 09:45 +0200
      Re: IO.popen hanging Robert Klemme <shortcutter@googlemail.com> - 2013-06-17 18:42 +0200

csiph-web