Roland Eggner wrote:
> After update 7.3.{865,969} I notice this regression:
> “:wviminfo! filename” writes only new history entries, misses old
> entries read by “:rviminfo! filename”. “:history” shows old and new
> entries properly, apart from the fact, that entries from viminfo
> versions older than the previous one are missing (even far below the
> history limit). This renders the viminfo-feature almost useless for
> my needs, I will go back to 7.3.865.
>
> I tried to create minimalistic steps for reproduction of the problem
> and found another error: When starting with empty history and not
> using “:rviminfo”, then history seems to remain empty for ever, and
> “:history” fails with a surprising
> error message:
>
> LC_MESSAGES=C vim -u NONE -c ':set nocompatible history=20' \
> -c ':echo "first history entry"' \
> -c ':set viminfo? history?' \
> -c ':history' \
> -c ':wviminfo! test.viminfo' \
> -c ':q'
> --------------------------------------
> first history entry
> viminfo='100,<50,s10,h
> history=20
> 'history' option is zero
[...]
> Just in case “-u NONE” disables history, I tried the following commandline
> and
> got the same result:
> LC_MESSAGES=C vim -u /dev/null -i test.viminfo --noplugin \
> -c ':set nocompatible history=20' \
> -c ':echo "first"' \
> -c ':set viminfo? history?' \
> -c ':history' \
> -c ':wviminfo! test.viminfo' \
> -c ':q'
>
>
> Even repeating above vim commandline after inserting a history entry with
> following sed command yields the very same result:
> sed -i -e '/Command Line History/a :echo "inserted by sed"' test.viminfo
>
>
> Regression probably caused by any of this commits:
[...]
Thanks for reporting clearly. I'll add this in the todo list.
It's probably a matter of writing old entries when not reading back from
an existing viminfo file.
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