Re: [PATCH 08/13] ident: don't write fallback username into git_default_name

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Jeff King <peff@xxxxxxxx> writes:

> It does raise a subtle issue, though: should we be trimming whitespace
> and other undesirable characters from git_default_email (or
> git_default_name)? We don't currently, and it ends up OK because the
> result typically is fed through fmt_ident, which cleans it up. But:
>   1. We do look at the git_default_* variables for things like deciding
>      whether the name is blank. So if your gecos field was " ", I think
>      that would fool git into thinking it had something useful, and skip
>      the IDENT_ERROR_ON_NO_NAME check, even though fmt_ident would
>      produce an empty name.
>   2. We don't always feed it through fmt_ident (the http-push.c callsite
>      I mentioned above, and now patch 6 adds another one).
> So I think my preference would be:
>   - apply the patch below as 5.5/13
>   - tweak patch 9 to remove the extra trimming
>   - add a patch 14 to call strbuf_trim on the name and email buffers
>     after reading them from system files.

Sounds sensible; thanks.
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