Re: Replace remaining StrNCpy() by strlcpy()

Peter Eisentraut <peter.eisentraut@2ndquadrant.com>

From: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: David Rowley <dgrowleyml@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2020-08-10T23:23:15Z
Lists: pgsql-hackers
On 2020-08-08 18:09, Tom Lane wrote:
> Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
>> I removed namecpy() altogether because you can just use struct assignment.
> 
> Makes sense, and I notice it was unused anyway.
> 
> v3 passes eyeball examination (I didn't bother running tests), with
> only one remaining nit: the proposed commit message says
> 
> 	They are equivalent,
> 
> which per this thread is incorrect.  Somebody might possibly refer to this
> commit for guidance in updating third-party code, so I don't think we want
> to leave a misleading claim here.  Perhaps something like
> 
> 	They are equivalent, except that StrNCpy zero-fills the entire
> 	destination buffer instead of providing just one trailing zero.
> 	For all but a tiny number of callers, that's just overhead rather
> 	than being desirable.

Committed with that change.

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



Commits

  1. Replace remaining StrNCpy() by strlcpy()