Thursday, March 3, 2011

Re: Mystery vim7 versus vim6.4 - same term, different results

On Mar 2, 5:11 pm, howard Schwartz <howard...@gmail.com> wrote:
> Hi,
>
> I have a mystery concerning screen display and keyboard maps. I've got
> nottybuiltin set, so vim reads the external termininfo first. term is set to
> xterm. OS is SunOS 5.9. TERMINFO is set to /etc/terminfo
>
> When I use vim version 6.4 the screen displays right and the keys work
> correctly, even the page down keys and such.
>
> When I `upgrade' to 7.3 - the screen display changes, and they keymappings
> change. For instance pageDown no longer behaves like ctrl-D or ctrl-B.
> Instead, it moves down line line at a time, as if makked to the down arrow.
>

In what way does the screen display change?

> But all other variables and init files are the same. When when I example the
> t_ mappings, with set termcap ?  -- the maps appear to be identical. Yet the
> screen and keys behave differently.
>

You're *certain* all the config files are the same? Are all the same
config files sourced? Compare (if you can) the output of
the :scriptnames command in both versions of Vim. Obviously the stuff
in $VIMRUNTIME will differ but the rest of it is up to your and your
system configuration.

> Why does version 7.3 behave differently? Iv'e tried the binary vim-7.3 from
> sunfreeware, for solaris 7 9 and even 2.6 -- they all exhibit this difference.

There have been over 100 patches to the Vim 7.3 source since initial
release. Does your install include any of them?

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