From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Do we want a xmalloc or similar function in the Backend? |
Date: | 2012-06-19 17:35:53 |
Message-ID: | CA+TgmoY1obwUcG6obniKRahB1QZcF1cQQhrN=_nZRjT4dgiPow@mail.gmail.com |
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Lists: | pgsql-hackers |
On Tue, Jun 19, 2012 at 10:17 AM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> There are 70+ calls of malloc in the backend in the form of
>
> type* foo = malloc(sizeof(...));
> if(!foo)
> elog(ERROR, "could not allocate memory");
>
> which is a bit annoying to write at times. Would somebody argue against
> introducing a function that does the above named xmalloc() or malloc_or_die()?
I can't even find 70 malloc calls in the entire backend, let alone 70
with that pattern. Still, I don't think malloc_or_error (not die)
would be a bad idea.
But the error should definitely be written as:
ereport(ERROR,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("out of memory")));
...not elog.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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