gentoo-x86/eclass/udev.eclass

# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/udev.eclass,v 1.2 2012/10/30 20:03:12 ssuominen Exp $

# @ECLASS: udev.eclass
# @MAINTAINER:
# udev-bugs@gentoo.org
# @BLURB: Default eclass for determining udev directories.
# @DESCRIPTION:
# Default eclass for determining udev directories.
# @EXAMPLE:
#
# @CODE
# inherit udev
#
# RDEPEND=">=sys-fs/udev-171-r6"
# DEPEND="${RDEPEND}"
#
# src_configure() {
#       econf --with-udevdir="$(udev_get_udevdir)"
# }
# @CODE

inherit toolchain-funcs

case ${EAPI:-0} in
        0|1|2|3|4|5) ;;
        *) die "${ECLASS}.eclass API in EAPI ${EAPI} not yet established."
esac

RDEPEND=""
DEPEND="virtual/pkgconfig"

# @FUNCTION: _udev_get_udevdir
# @INTERNAL
# @DESCRIPTION:
# Get unprefixed udevdir.
_udev_get_udevdir() {
        if $($(tc-getPKG_CONFIG) --exists udev); then
                echo "$($(tc-getPKG_CONFIG) --variable=udevdir udev)"
        else
                echo /lib/udev
        fi
}

# @FUNCTION: udev_get_udevdir
# @DESCRIPTION:
# Output the path for the udev directory (not including ${D}).
# This function always succeeds, even if udev is not installed.
# The fallback value is set to /lib/udev
udev_get_udevdir() {
        has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
        debug-print-function ${FUNCNAME} "${@}"

        echo "${EPREFIX}$(_udev_get_udevdir)"
}
1	ssuominen	1.1	# Copyright 1999-2012 Gentoo Foundation
2			# Distributed under the terms of the GNU General Public License v2
3	ssuominen	1.3	# $Header: /var/cvsroot/gentoo-x86/eclass/udev.eclass,v 1.2 2012/10/30 20:03:12 ssuominen Exp $
4	ssuominen	1.1
5			# @ECLASS: udev.eclass
6			# @MAINTAINER:
7			# udev-bugs@gentoo.org
8			# @BLURB: Default eclass for determining udev directories.
9			# @DESCRIPTION:
10			# Default eclass for determining udev directories.
11			# @EXAMPLE:
12			#
13			# @CODE
14			# inherit udev
15			#
16			# RDEPEND=">=sys-fs/udev-171-r6"
17			# DEPEND="${RDEPEND}"
18			#
19			# src_configure() {
20			# econf --with-udevdir="$(udev_get_udevdir)"
21			# }
22			# @CODE
23
24			inherit toolchain-funcs
25
26			case ${EAPI:-0} in
27	ssuominen	1.2	0\|1\|2\|3\|4\|5) ;;
28	ssuominen	1.1	*) die "${ECLASS}.eclass API in EAPI ${EAPI} not yet established."
29			esac
30
31			RDEPEND=""
32			DEPEND="virtual/pkgconfig"
33
34			# @FUNCTION: _udev_get_udevdir
35			# @INTERNAL
36			# @DESCRIPTION:
37			# Get unprefixed udevdir.
38			_udev_get_udevdir() {
39			if $($(tc-getPKG_CONFIG) --exists udev); then
40	ssuominen	1.3	echo "$($(tc-getPKG_CONFIG) --variable=udevdir udev)"
41	ssuominen	1.1	else
42	ssuominen	1.3	echo /lib/udev
43	ssuominen	1.1	fi
44			}
45
46			# @FUNCTION: udev_get_udevdir
47			# @DESCRIPTION:
48			# Output the path for the udev directory (not including ${D}).
49			# This function always succeeds, even if udev is not installed.
50			# The fallback value is set to /lib/udev
51			udev_get_udevdir() {
52			has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
53			debug-print-function ${FUNCNAME} "${@}"
54
55	ssuominen	1.3	echo "${EPREFIX}$(_udev_get_udevdir)"
56	ssuominen	1.1	}