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125 lines
2.7 KiB
125 lines
2.7 KiB
# Copyright 1999-2021 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: udev.eclass
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# @MAINTAINER:
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# systemd@gentoo.org
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# @SUPPORTED_EAPIS: 5 6 7 8
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# @BLURB: Default eclass for determining udev directories.
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# @DESCRIPTION:
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# Default eclass for determining udev directories.
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# @EXAMPLE:
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#
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# @CODE
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# inherit udev
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#
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# # Example of the eclass usage:
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# RDEPEND="virtual/udev"
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# DEPEND="${RDEPEND}"
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#
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# src_configure() {
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# econf --with-rulesdir="$(get_udevdir)"/rules.d
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# }
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#
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# src_install() {
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# default
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# # udev_dorules contrib/99-foomatic
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# # udev_newrules contrib/98-foomatic 99-foomatic
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# }
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# @CODE
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case ${EAPI} in
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5|6|7|8) ;;
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*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
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esac
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if [[ -z ${_UDEV_ECLASS} ]]; then
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_UDEV_ECLASS=1
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inherit toolchain-funcs
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if [[ ${EAPI} == [56] ]]; then
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DEPEND="virtual/pkgconfig"
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else
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BDEPEND="virtual/pkgconfig"
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fi
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# @FUNCTION: _udev_get_udevdir
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# @INTERNAL
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# @DESCRIPTION:
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# Get unprefixed udevdir.
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_udev_get_udevdir() {
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if $($(tc-getPKG_CONFIG) --exists udev); then
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local udevdir="$($(tc-getPKG_CONFIG) --variable=udevdir udev)"
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echo "${udevdir#${EPREFIX%/}}"
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else
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echo /lib/udev
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fi
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}
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# @FUNCTION: udev_get_udevdir
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# @DESCRIPTION:
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# Use the short version $(get_udevdir) instead!
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udev_get_udevdir() {
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debug-print-function ${FUNCNAME} "${@}"
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eerror "This ebuild should be using the get_udevdir() function instead of the deprecated udev_get_udevdir()"
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die "Deprecated function call: udev_get_udevdir(), please report to (overlay) maintainers."
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}
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# @FUNCTION: get_udevdir
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# @DESCRIPTION:
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# Output the path for the udev directory (not including ${D}).
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# This function always succeeds, even if udev is not installed.
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# The fallback value is set to /lib/udev
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get_udevdir() {
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debug-print-function ${FUNCNAME} "${@}"
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echo "$(_udev_get_udevdir)"
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}
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# @FUNCTION: udev_dorules
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# @USAGE: <rule> [...]
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# @DESCRIPTION:
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# Install udev rule(s). Uses doins, thus it is fatal.
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udev_dorules() {
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debug-print-function ${FUNCNAME} "${@}"
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(
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insopts -m 0644
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insinto "$(_udev_get_udevdir)"/rules.d
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doins "${@}"
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)
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}
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# @FUNCTION: udev_newrules
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# @USAGE: <oldname> <newname>
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# @DESCRIPTION:
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# Install udev rule with a new name. Uses newins, thus it is fatal.
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udev_newrules() {
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debug-print-function ${FUNCNAME} "${@}"
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(
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insopts -m 0644
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insinto "$(_udev_get_udevdir)"/rules.d
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newins "${@}"
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)
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}
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# @FUNCTION: udev_reload
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# @DESCRIPTION:
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# Run udevadm control --reload to refresh rules and databases
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udev_reload() {
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if [[ -n ${ROOT%/} ]]; then
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return 0
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fi
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if [[ -d ${ROOT}/run/udev ]]; then
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ebegin "Running udev control --reload for reloading rules and databases"
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udevadm control --reload
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eend $?
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fi
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}
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fi
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