linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Steven Rostedt <rostedt@goodmis.org>
To: Shuah Khan <shuahkhan@gmail.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
	Juerg Haefliger <juerg.haefliger@canonical.com>,
	linux-kernel@vger.kernel.org, mingo@redhat.com,
	Juerg Haefliger <juergh@canonical.com>
Subject: Re: [PATCH] selftests/ftrace: Handle the absence of tput
Date: Thu, 21 Feb 2019 19:24:37 -0500	[thread overview]
Message-ID: <20190221192437.2c2fe9f6@gandalf.local.home> (raw)
In-Reply-To: <20190222090534.12c57ef31518d2cb48670123@kernel.org>

On Fri, 22 Feb 2019 09:05:34 +0900
Masami Hiramatsu <mhiramat@kernel.org> wrote:

> On Wed, 20 Feb 2019 16:37:06 +0100
> Juerg Haefliger <juerg.haefliger@canonical.com> wrote:
> 
> > In environments where tput is not availbale, we get the following
> > error
> > $ ./ftracetest: 163: [: Illegal number:
> > because ncolors is an empty string. Fix that by setting it to 0 if the
> > tput command fails.
> > 
> > Signed-off-by: Juerg Haefliger <juergh@canonical.com>  
> 
> Looks good to me.
> 
> Acked-by: Masami Hiramatsu <mhiramat@kernel.org>

Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

Shuah,

Want to take this?

 https://lore.kernel.org/lkml/20190220153706.24686-1-juergh@canonical.com/T/#u

-- Steve

> 
> Thank you!
> 
> > ---
> >  tools/testing/selftests/ftrace/ftracetest | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
> > index 75244db70331..fc755e1b50f1 100755
> > --- a/tools/testing/selftests/ftrace/ftracetest
> > +++ b/tools/testing/selftests/ftrace/ftracetest
> > @@ -154,13 +154,13 @@ fi
> >  
> >  # Define text colors
> >  # Check available colors on the terminal, if any
> > -ncolors=`tput colors 2>/dev/null`
> > +ncolors=`tput colors 2>/dev/null || echo 0`
> >  color_reset=
> >  color_red=
> >  color_green=
> >  color_blue=
> >  # If stdout exists and number of colors is eight or more, use them
> > -if [ -t 1 -a "$ncolors" -a "$ncolors" -ge 8 ]; then
> > +if [ -t 1 -a "$ncolors" -ge 8 ]; then
> >    color_reset="\e[0m"
> >    color_red="\e[31m"
> >    color_green="\e[32m"
> > -- 
> > 2.19.1
> >   
> 
> 


  reply	other threads:[~2019-02-22  0:24 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-20 15:37 [PATCH] selftests/ftrace: Handle the absence of tput Juerg Haefliger
2019-02-20 19:47 ` Steven Rostedt
2019-02-22  0:05 ` Masami Hiramatsu
2019-02-22  0:24   ` Steven Rostedt [this message]
2019-02-25 13:14 ` [RESEND PATCH] " Juerg Haefliger
2019-02-25 14:51   ` shuah
2019-02-25 15:02     ` Juerg Haefliger

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20190221192437.2c2fe9f6@gandalf.local.home \
    --to=rostedt@goodmis.org \
    --cc=juerg.haefliger@canonical.com \
    --cc=juergh@canonical.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mhiramat@kernel.org \
    --cc=mingo@redhat.com \
    --cc=shuahkhan@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).