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eclass/alternatives: Sync with gentoo

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It's from gentoo commit 1ade252f652cfba4068bb2275e0b24e1175ee924.
This commit is contained in:
Krzesimir Nowak 2022-02-17 11:26:45 +01:00
parent 0bad1e326b
commit 46fdaf3fd7
1 changed files with 21 additions and 7 deletions
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28
sdk_container/src/third_party/portage-stable/eclass/alternatives.eclass vendored
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@ -1,9 +1,12 @@
# Copyright 1999-2013 Gentoo Foundation # Copyright 1999-2021 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
# @MAINTAINER:
# maintainer-needed@gentoo.org
# @AUTHOR: # @AUTHOR:
# Original author: Alastair Tse <liquidx@gentoo.org> (03 Oct 2003) # Alastair Tse <liquidx@gentoo.org> (03 Oct 2003)
# @SUPPORTED_EAPIS: 5 6 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
@ -38,6 +41,16 @@
# link to. It is probably more robust against version upgrades. You should # link to. It is probably more robust against version upgrades. You should
# consider using this unless you are want to do something special. # consider using this unless you are want to do something special.
case ${EAPI} in
[5-7]) ;;
*) die "EAPI=${EAPI:-0} is not supported" ;;
esac
EXPORT_FUNCTIONS pkg_postinst pkg_postrm
if [[ -z ${_ALTERNATIVES_ECLASS} ]]; then
_ALTERNATIVES_ECLASS=1
# @ECLASS-VARIABLE: SOURCE # @ECLASS-VARIABLE: SOURCE
# @DEFAULT_UNSET # @DEFAULT_UNSET
# @DESCRIPTION: # @DESCRIPTION:
@ -50,9 +63,8 @@
# @FUNCTION: alternatives_auto_makesym # @FUNCTION: alternatives_auto_makesym
# @DESCRIPTION: # @DESCRIPTION:
# automatic deduction based on a symlink and a regex mask # Automatic deduction (Bash pathname expansion) based on a symlink and a regex mask
alternatives_auto_makesym() { alternatives_auto_makesym() {
has "${EAPI:-0}" 0 1 2 && ! use prefix && EROOT="${ROOT}"
local SYMLINK REGEX ALT myregex local SYMLINK REGEX ALT myregex
SYMLINK=$1 SYMLINK=$1
REGEX=$2 REGEX=$2
@ -72,8 +84,10 @@ alternatives_auto_makesym() {
alternatives_makesym ${SYMLINK} ${ALT} alternatives_makesym ${SYMLINK} ${ALT}
} }
# @FUNCTION: alternatives_makesym
# @DESCRIPTION:
# Creates symlink based on a symlink and regex mask literally
alternatives_makesym() { alternatives_makesym() {
has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
local ALTERNATIVES="" local ALTERNATIVES=""
local SYMLINK="" local SYMLINK=""
local alt pref local alt pref
@ -121,7 +135,7 @@ alternatives_makesym() {
fi fi
} }
# @FUNCTION: alernatives-pkg_postinst # @FUNCTION: alternatives_pkg_postinst
# @DESCRIPTION: # @DESCRIPTION:
# The alternatives pkg_postinst, this function will be exported # The alternatives pkg_postinst, this function will be exported
alternatives_pkg_postinst() { alternatives_pkg_postinst() {
@ -139,4 +153,4 @@ alternatives_pkg_postrm() {
fi fi
} }
EXPORT_FUNCTIONS pkg_postinst pkg_postrm fi