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From: "Peter Kjellerstedt" <peter.kjellerstedt@axis.com>
To: "Robert P. J. Day" <rpjday@crashcourse.ca>, Ross Burton
	<ross@burtonini.com>
CC: OE Core mailing list <openembedded-core@lists.openembedded.org>
Subject: Re: [OE-core] should "${D}${systemd_unitdir}/system" => "${D}${systemd_system_unitdir}"?
Thread-Topic: [OE-core] should "${D}${systemd_unitdir}/system" =>
 "${D}${systemd_system_unitdir}"?
Thread-Index: AQHXlAVuMNcMiMpzZEqJod3E/aMmSqt46EQAgAsrZICAACNEwA==
Date: Wed, 25 Aug 2021 12:54:58 +0000
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> -----Original Message-----
> From: openembedded-core@lists.openembedded.org <openembedded-
> core@lists.openembedded.org> On Behalf Of Robert P. J. Day
> Sent: den 25 augusti 2021 14:42
> To: Ross Burton <ross@burtonini.com>
> Cc: OE Core mailing list <openembedded-core@lists.openembedded.org>
> Subject: Re: [OE-core] should "${D}${systemd_unitdir}/system" =3D>
> "${D}${systemd_system_unitdir}"?
>=20
> On Wed, 18 Aug 2021, Ross Burton wrote:
>=20
> > No, yes.  systemd_system_unitdir is newer so it's used less.
> >
> > Ross
> >
> > On Wed, 18 Aug 2021 at 08:48, Robert P. J. Day <rpjday@crashcourse.ca>
> wrote:
> > >
> > >
> > >   i've (so far) run across a small number of OE recipes that use the
> > > identifier "${D}${systemd_unitdir}/system", which appears(?) to be
> > > equivalent to "${D}${systemd_system_unitdir}". is there any potential
> > > functional difference, or should this be standardized?
>=20
>   please help me with basic REs ... i want to run a single perl
> command of the form
>=20
>   $ perl -pi -e 's|...|...|' $(all the relevant files)
>=20
> to change "${D}${systemd_unitdir}/system" ->
> "${D}${systemd_system_unitdir}"
>=20
> and then eyeball it afterwards to make sure it's sane, but i can't get
> the proper combination of quotes versus backslashes. i can generate
> the list of appropriate files with:
>=20
>   $ grep -rl '${systemd_unitdir}/system' *
>=20
> but it's the perl expression that is defeating me. help.
>=20
> rday

Just use sed, it's what it's there for:

sed -ri -e 's|\$\{systemd_unitdir\}/system|${systemd_system_unitdir}|g' **/=
*(.)

(the **/*(.) part only works if you use zsh, for bash you will have=20
to use find and xargs instead).

//Peter