Date: Mon, 29 Jul 2002 12:46:30 +0300 From: Ruslan Ermilov <ru@FreeBSD.org> To: Bruce Evans <bde@zeta.org.au> Cc: arch@FreeBSD.org, current@FreeBSD.org Subject: Re: install -d -C (was: Re: cvs commit: src/share/man/man5 make.conf.5 src/share/examples/etc make.conf) Message-ID: <20020729094629.GA94086@sunbay.com> In-Reply-To: <20020719223359.W12927-100000@gamplex.bde.org> References: <20020719121826.GA83942@sunbay.com> <20020719223359.W12927-100000@gamplex.bde.org>
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On Fri, Jul 19, 2002 at 10:55:56PM +1000, Bruce Evans wrote:
> On Fri, 19 Jul 2002, Ruslan Ermilov wrote:
>=20
> > On Fri, Jul 19, 2002 at 03:05:37PM +0300, Ruslan Ermilov wrote:
> > > ...
> > > On Fri, Jul 19, 2002 at 09:21:14PM +1000, Bruce Evans wrote:
> > > > On Thu, 18 Jul 2002, Ruslan Ermilov wrote:
> > > >
> > > > > ru 2002/07/18 05:07:49 PDT
> > > > >
> > > > > Modified files:
> > > > > etc Makefile
> > > [...]
> > > > > usr.sbin/ypserv Makefile
> > > > > Log:
> > > > > s/${INSTALL} -c/${INSTALL} ${COPY}/
> > > >
> > > > Strongly unapproved by: bde.
> > > >
> > > > This change is to help work around the foot-shooting of making -d
> > > > incompatible with -C and -p in install(1)'s flags. It abuses the o=
ld
> > > > ...
> > > Since its first revision (install.1,v 1.7 and install.c,v 1.16 they
> > > were incompatible). Later on, in rev. 1.26, it was made a no-op,
>=20
> I think this makes -c vs -d moot.
>=20
> > > just to support "INSTALL=3Dinstall -C" in /etc/make.conf.
>=20
> -C is not really like -c. It really means "unbreak the default of !-c,
> and preserve certain metadata". Preserving the metadata is the main
> point of this option, but IIRC it was made as much like -c as possible
> just as a first attempt to kill -c.
>=20
> > > OpenBSD merged these changes and since then they still have them
> > > incompatible.
>=20
> That was probably a mistake. Certainly merging it all back was. -C
> is our (half my) flag, so we should know its intended use :-).
>=20
> > > There are two ways to proceed:
> > >
> > > 1. Rename COPY to INSTALL_COPY (that was my plan), optionally giving
> > > it by default an empty value. This shouldn't harm third-party
> > > makefiles as -c is now an effective no-op. But this would make
> > > us even more compatible with OpenBSD that has:
> > >
> > > : INSTALL_COPY The old usage of this flag is obsolescent since ins=
tall(1)
> > > : now copies by default. However, it can also be use=
d to
> > > : specify that a file not be copied unless it is diff=
erent
> > > : (via the -p option). See install(1) for details. =
This
> > > : is to be used when building our own install script =
so
> > > : that the entire system can either be installed with=
copies,
> > > : or copy-if-different using a single knob. [-c]
> > >
> > OTOH, if we go this way we can get rid of ugly ${COPY} completely.
>=20
> I'd like to get rid of it too. But not in RELENG_4. -c has been the def=
ault
> for long enough now in -current. As you know, there are various problems
> in using the correctly named variable for install(1)'s flags (INSTALLFLAG=
S)
> to actually hold install's flags in a general way (mainly, this variable
> already exists and is used in a non-general way). However, the old hack
> of putting the flags in the same variable as the command still works well
> except for the -[Cp] vs -d conflict. This depends on the flags not being
> order-dependent.
>=20
OK, -[CpS] are now ignored with -d, and I've dropped support for COPY.
I have a question. Why COPY can't be removed from RELENG_4 as well?
Ports that use COPY (there are many of them) will see it as an empty
string.
Cheers,
--=20
Ruslan Ermilov Sysadmin and DBA,
ru@sunbay.com Sunbay Software AG,
ru@FreeBSD.org FreeBSD committer,
+380.652.512.251 Simferopol, Ukraine
http://www.FreeBSD.org The Power To Serve
http://www.oracle.com Enabling The Information Age
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