diff options
Diffstat (limited to 'eclass/python-r1.eclass')
| -rw-r--r-- | eclass/python-r1.eclass | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/eclass/python-r1.eclass b/eclass/python-r1.eclass index 84c923fe2170..1c0f6a722919 100644 --- a/eclass/python-r1.eclass +++ b/eclass/python-r1.eclass @@ -1,6 +1,6 @@ # Copyright 1999-2013 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 -# $Header: /var/cvsroot/gentoo-x86/eclass/python-r1.eclass,v 1.54 2013/05/10 22:03:30 mgorny Exp $ +# $Header: /var/cvsroot/gentoo-x86/eclass/python-r1.eclass,v 1.55 2013/05/21 01:31:02 floppym Exp $ # @ECLASS: python-r1 # @MAINTAINER: @@ -150,6 +150,24 @@ fi # python_targets_python2_6(-)?,python_targets_python2_7(-)? # @CODE +# @ECLASS-VARIABLE: PYTHON_REQUIRED_USE +# @DESCRIPTION: +# This is an eclass-generated required-use expression which ensures at +# least one Python implementation has been enabled. +# +# This expression should be utilized in an ebuild by including it in +# REQUIRED_USE, optionally behind a use flag. +# +# Example use: +# @CODE +# REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )" +# @CODE +# +# Example value: +# @CODE +# || ( python_targets_python2_6 python_targets_python2_7 ) +# @CODE + _python_set_globals() { local impls=() @@ -181,7 +199,7 @@ _python_set_globals() { optflags+=,${flags_st[@]/%/(-)} IUSE=${flags[*]} - #REQUIRED_USE="|| ( ${flags[*]} )" + PYTHON_REQUIRED_USE="|| ( ${flags[*]} )" PYTHON_USEDEP=${optflags// /,} # 1) well, python-exec would suffice as an RDEP |