Re: strange stray unicode character on the second line of all files

On Sat, Jan 26, 2019 at 2:19 PM Bram Moolenaar <Bram@moolenaar.net> wrote:

Aryeh Friedman wrote:

> On Sat, Jan 26, 2019 at 9:13 AM Bram Moolenaar <Bram@moolenaar.net> wrote:
> >
> > Aryeh Friedman wrote:
> >
> > > For some odd reason (bug?) a stray unprintable unicode character appear=
> s
> > > several spaces over on the second line of every file I edit (even when
> > the
> > > second line is nothing more then a new line):
> > >
> > > // src/java/specmed/devinv/DevInvUtil.java
> > >   =EF=BF=BD <-- The stray unicode character
> > > Here is the output for cat -e of the first two lines of the same file:
> > >
> > > // src/java/specmed/devinv/DevInvUtil.java$
> > > $
> > >
> > > Platform info:
> > > OS: FreeBSD 11.2
> > > Terminal type: ssh (xterm-256color) via xfce4-term 0.8.7.4 on xfce4
> > desktop
> > > (4.12)
> > > Vim --version output:
> > > VIM - Vi IMproved 8.1 (2018 May 18, compiled Jan 25 2019 04:31:10)
> > > Included patches: 1-676
> > > Compiled by aryehl@timeless
> > > Huge version with GTK2 GUI.  Features included (+) or not (-):
> >
> > Looks like a leftover for the 'ambiwidth' test.  This outputs a
> > character in the second like and requests the cursor position, to find
> > out the width of that character.  It is then overwritten by two spaces.
> > The character used is 0x25bd, the character you see appears to be 0xfffd.
> > I guess the terminal didn't properly clean up.
> >
> > The character is not in the text, how do you get it?
> >
>
> By simply opening the file (vim [file] -- no command line switches).... see
> the resubjected thread for a lot more detail

The problem is probably caused by the terminal or a wrong termcap entry.

Try adding this to your .vimrc:

        set t_u7=

That worked now to track down the root cause.

--

Aryeh M. Friedman, Lead Developer, http://www.PetiteCloud.org

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