Re: make upgrade overwrites /etc/mail/mailer.conf
How about just appending the service to /etc/services if it doesnt
exist and re sort it?
Or do it in some other similar fashion as a new user is added to
/etc/passwd in a system upgrade?
On Mon, 7 Feb 2005 15:49:43 -0800 (PST), Matthew Dillon
<dillon@apollo.backplane.com> wrote:
>
> :On Mon, Feb 07, 2005 at 03:12:43PM -0800, Matthew Dillon wrote:
> :> getservbyname() and getservbyport() could use a simple 'check
> :> /etc/services first then check /etc/defaults/services' scheme.
> :> In getservent()'s case it would have to merge the two files
> :> together (maybe on the fly if we were to require that the entries
> :> be sorted by port) to produce a single coherent result.
> :
> :I'd still like to comment out users in /etc/passwd or services
> :in /etc/services, which would not be possible if they are virtually
> :merged.
> :
> :Joerg
>
> I was thinking 'on the fly', but it's a good question... how does
> one 'comment out' a service in /etc/services that exists in
> /etc/defaults/services. Detecting '#...' in /etc/services and
> making that also remove the line from /etc/defaults/services would lead
> to mass confusion.
>
> I don't think it's necessary that we support service removal
> immediately, but if we were to do it I would suggest something like
> '-<servicename> ...' in /etc/services to remove a service entirely.
> Still not perfect, but workable if the number of services being removed
> is fairly small. A major ripout would pretty much require overwriting
> the file in /etc/defaults and I don't think it would make sense to
> try to hack up the build system to support that kind of thing.
>
> -Matt
> Matthew Dillon
> <dillon@backplane.com>
>
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