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eclass/alternatives: Sync with Gentoo

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It's from Gentoo commit 8195a0e3dc65b66fd417f8cf5351ca78af4d4b5f.
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Flatcar Buildbot 2023-01-02 07:56:08 +00:00 committed by Krzesimir Nowak
parent b119831327
commit 6e3389c3f5
1 changed files with 7 additions and 8 deletions
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15
sdk_container/src/third_party/portage-stable/eclass/alternatives.eclass vendored
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@ -1,4 +1,4 @@
# Copyright 1999-2021 Gentoo Authors # Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2 # Distributed under the terms of the GNU General Public License v2
# @ECLASS: alternatives.eclass # @ECLASS: alternatives.eclass
@ -6,7 +6,7 @@
# maintainer-needed@gentoo.org # maintainer-needed@gentoo.org
# @AUTHOR: # @AUTHOR:
# Alastair Tse <liquidx@gentoo.org> (03 Oct 2003) # Alastair Tse <liquidx@gentoo.org> (03 Oct 2003)
# @SUPPORTED_EAPIS: 5 6 7 # @SUPPORTED_EAPIS: 7
# @BLURB: Creates symlink to the latest version of multiple slotted packages. # @BLURB: Creates symlink to the latest version of multiple slotted packages.
# @DESCRIPTION: # @DESCRIPTION:
# When a package is SLOT'ed, very often we need to have a symlink to the # When a package is SLOT'ed, very often we need to have a symlink to the
@ -42,12 +42,10 @@
# consider using this unless you are want to do something special. # consider using this unless you are want to do something special.
case ${EAPI} in case ${EAPI} in
[5-7]) ;; 7) ;;
*) die "EAPI=${EAPI:-0} is not supported" ;; *) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
esac esac
EXPORT_FUNCTIONS pkg_postinst pkg_postrm
if [[ -z ${_ALTERNATIVES_ECLASS} ]]; then if [[ -z ${_ALTERNATIVES_ECLASS} ]]; then
_ALTERNATIVES_ECLASS=1 _ALTERNATIVES_ECLASS=1
@ -95,8 +93,7 @@ alternatives_makesym() {
# usage: alternatives_makesym <resulting symlink> [alternative targets..] # usage: alternatives_makesym <resulting symlink> [alternative targets..]
# make sure it is in the prefix, allow it already to be in the prefix # make sure it is in the prefix, allow it already to be in the prefix
SYMLINK=${EPREFIX}/${1#${EPREFIX}} SYMLINK=${EPREFIX}/${1#${EPREFIX}}
# this trick removes the trailing / from ${ROOT} pref=${ROOT}
pref=${ROOT%/}
shift shift
ALTERNATIVES=$@ ALTERNATIVES=$@
@ -154,3 +151,5 @@ alternatives_pkg_postrm() {
} }
fi fi
EXPORT_FUNCTIONS pkg_postinst pkg_postrm