Re: allowing multiple PQclear() calls - Mailing list pgsql-hackers

On Tue, Dec 11, 2012 at 12:43 PM, Josh Kupershmidt <schmiddy@gmail.com> wrote:

> Ah, well. I guess using a macro like:
>
> #define SafeClear(res) do {PQclear(res); res = NULL;} while (0);
>
> will suffice for me.

Psycopg uses:

#define IFCLEARPGRES(pgres)  if (pgres) {PQclear(pgres); pgres = NULL;}

-- Daniele