[OE-core] [PATCH] terminal: Support old tmux version (<1.9) when querying height value

Dan McGregor danismostlikely at gmail.com
Tue Nov 3 23:58:12 UTC 2015


On 3 November 2015 at 16:34,
<leonardo.sandoval.gonzalez at linux.intel.com> wrote:
> From: Leonardo Sandoval <leonardo.sandoval.gonzalez at linux.intel.com>
>
> Old tmux version (< 1.9) does not support nested formats on the -F parameter, so
> if nested format does not give any answer, do the query in two steps.
>
> Tested on tmux 1.6.

Yeah, I noticed this shortly after I submitted the fix for 1.9 but
didn't think much of it. What system are you using that has tmux 1.6?

>
> Signed-off-by: Leonardo Sandoval <leonardo.sandoval.gonzalez at linux.intel.com>
> ---
>  meta/lib/oe/terminal.py |   15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/meta/lib/oe/terminal.py b/meta/lib/oe/terminal.py
> index 52a8913..686b1ce 100644
> --- a/meta/lib/oe/terminal.py
> +++ b/meta/lib/oe/terminal.py
> @@ -218,11 +218,24 @@ def spawn(name, sh_cmd, title=None, env=None, d=None):
>
>  def check_tmux_pane_size(tmux):
>      import subprocess as sub
> +    size = 0
>      try:
>          p = sub.Popen('%s list-panes -F "#{?pane_active,#{pane_height},}"' % tmux,
>                  shell=True,stdout=sub.PIPE,stderr=sub.PIPE)
>          out, err = p.communicate()
> -        size = int(out.strip())
> +        try:
> +            size = int(out.strip())
> +        except ValueError:
> +            # Older tmux versions (< 1.9) does not support nested formats,
> +            # so try it in two steps
> +            p = sub.Popen('%s list-panes -F "#{?pane_active,yes,no}"' % tmux,
> +                shell=True,stdout=sub.PIPE,stderr=sub.PIPE)
> +            out, err = p.communicate()
> +            if "yes" in out.strip():
> +                p = sub.Popen('%s list-panes -F "#{pane_height}"' % tmux,
> +                              shell=True,stdout=sub.PIPE,stderr=sub.PIPE)
> +                out, err = p.communicate()
> +                size = int(out.strip())
>      except OSError as exc:
>          import errno
>          if exc.errno == errno.ENOENT:
> --
> 1.7.10.4
>
> --
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