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Date: Tue, 11 Feb 2014 19:06:40 -0700
From: Eric Blake <eblake AT redhat DOT com>
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Subject: Re: get rid of getpwent? (Was: cygwin-1.7.28 getpwent header declaration changes ?)
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On 02/11/2014 05:06 PM, Warren Young wrote:
> On 2/11/2014 16:25, David Stacey wrote:
>> getpwent() is called in three different places.
>=20
> To those of you who have investigated these code paths: do any of them
> look like they couldn't be replaced by getpwnam() or other calls that
> would let cygwin1.dll do single-record AD/SAM lookups, rather than
> whole-table/tree scans?
>=20
> That is, do any of these programs really need to visit every record in
> /etc/passwd?

libreadline wants to know how to tab-complete ~foo; to do that, it has
to find all usernames beginning with foo.  How would you do that without
visiting every single record?

--=20
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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