/[gentoo-x86]/eclass/eutils.eclass
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Revision 1.248 Revision 1.249
1# Copyright 1999-2006 Gentoo Foundation 1# Copyright 1999-2006 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.248 2006/08/19 13:52:02 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.249 2006/09/11 03:28:58 vapier Exp $
4# 4#
5# This eclass is for general purpose functions that most ebuilds 5# This eclass is for general purpose functions that most ebuilds
6# have to implement themselves. 6# have to implement themselves.
7# 7#
8# NB: If you add anything, please comment it! 8# NB: If you add anything, please comment it!
1593 local PKG=$(best_version $1) 1593 local PKG=$(best_version $1)
1594 [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package" 1594 [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package"
1595 shift 1595 shift
1596 1596
1597 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE 1597 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE
1598 local IUSEFILE=${ROOT}/var/db/pkg/${PKG}/IUSE
1598 1599
1599 # if the USE file doesnt exist, assume the $PKG is either 1600 # if the USE file doesnt exist, assume the $PKG is either
1600 # injected or package.provided 1601 # injected or package.provided
1601 [[ ! -e ${USEFILE} ]] && die "Unable to determine what USE flags $PKG was built with" 1602 [[ ! -e ${USEFILE} ]] && die "Unable to determine what USE flags $PKG was built with"
1603
1604 local IUSE_BUILT=$(<${IUSEFILE})
1605 has $1 ${IUSE_BUILT} || die "$PKG does not actually support the $1 USE flag!"
1602 1606
1603 local USE_BUILT=$(<${USEFILE}) 1607 local USE_BUILT=$(<${USEFILE})
1604 while [[ $# -gt 0 ]] ; do 1608 while [[ $# -gt 0 ]] ; do
1605 if [[ ${opt} = "-o" ]] ; then 1609 if [[ ${opt} = "-o" ]] ; then
1606 has $1 ${USE_BUILT} && return 0 1610 has $1 ${USE_BUILT} && return 0

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