Re: [libvirt] [PATCH] build: tolerate unlimited group size

[Daniel Veillard <veillard redhat com>]

On Mon, May 16, 2011 at 03:42:36PM -0600, Eric Blake wrote:
> POSIX allows sysconf(_SC_GETPW_R_SIZE_MAX) to return -1 if there
> is no fixed limit, and requires ERANGE errors to track real size.
> http://pubs.opengroup.org/onlinepubs/9699919799/functions/getpwuid_r.html
> 
> Also, on error for get*_r functions, errno is undefined, and the
> real error was the return value.
> 
> * src/util/util.c (virGetUserEnt, virGetUserID, virGetGroupID)
> (virSetUIDGID):  Cope with sysconf failure or too small buffer.
> Reported by Matthias Bolte.
> ---

  ACK,

Daniel

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