Modify libpq's pqexpbuffer to eliminate length restriction on how much

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 2fd4e7762c90ca6e1f87f9d4260bd5a68fdc3c15
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2000-01-17T02:59:46Z
Releases: 7.1.1
Modify libpq's pqexpbuffer to eliminate length restriction on how much
data can be formatted per call.  This requires relying on vsnprintf().
On machines that haven't got vsnprintf, link in the version from
backend/port/.

Files