| # Copyright 1999-2022 Gentoo Authors |
| # Distributed under the terms of the GNU General Public License v2 |
| |
| # @ECLASS: udev.eclass |
| # @MAINTAINER: |
| # systemd@gentoo.org |
| # @SUPPORTED_EAPIS: 5 6 7 8 |
| # @BLURB: Default eclass for determining udev directories. |
| # @DESCRIPTION: |
| # Default eclass for determining udev directories. |
| # @EXAMPLE: |
| # |
| # @CODE |
| # inherit udev |
| # |
| # # Example of the eclass usage: |
| # RDEPEND="virtual/udev" |
| # DEPEND="${RDEPEND}" |
| # |
| # src_configure() { |
| # econf --with-rulesdir="$(get_udevdir)"/rules.d |
| # } |
| # |
| # src_install() { |
| # default |
| # # udev_dorules contrib/99-foomatic |
| # # udev_newrules contrib/98-foomatic 99-foomatic |
| # } |
| # |
| # pkg_postinst() { |
| # udev_reload |
| # } |
| # |
| # pkg_postrm() { |
| # udev_reload |
| # } |
| # @CODE |
| |
| case ${EAPI} in |
| 5|6|7|8) ;; |
| *) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;; |
| esac |
| |
| if [[ -z ${_UDEV_ECLASS} ]]; then |
| _UDEV_ECLASS=1 |
| |
| inherit toolchain-funcs |
| |
| if [[ ${EAPI} == [56] ]]; then |
| DEPEND="virtual/pkgconfig" |
| else |
| BDEPEND="virtual/pkgconfig" |
| fi |
| |
| # @FUNCTION: _udev_get_udevdir |
| # @INTERNAL |
| # @DESCRIPTION: |
| # Get unprefixed udevdir. |
| _udev_get_udevdir() { |
| # https://github.com/pkgconf/pkgconf/issues/205 |
| local -x PKG_CONFIG_FDO_SYSROOT_RULES=1 |
| if $($(tc-getPKG_CONFIG) --exists udev); then |
| local udevdir="$($(tc-getPKG_CONFIG) --variable=udevdir udev)" |
| echo "${udevdir#${EPREFIX}}" |
| else |
| echo /lib/udev |
| fi |
| } |
| |
| # @FUNCTION: udev_get_udevdir |
| # @DESCRIPTION: |
| # Use the short version $(get_udevdir) instead! |
| udev_get_udevdir() { |
| debug-print-function ${FUNCNAME} "${@}" |
| |
| eerror "This ebuild should be using the get_udevdir() function instead of the deprecated udev_get_udevdir()" |
| die "Deprecated function call: udev_get_udevdir(), please report to (overlay) maintainers." |
| } |
| |
| # @FUNCTION: 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 |
| get_udevdir() { |
| debug-print-function ${FUNCNAME} "${@}" |
| |
| echo "$(_udev_get_udevdir)" |
| } |
| |
| # @FUNCTION: udev_dorules |
| # @USAGE: <rule> [...] |
| # @DESCRIPTION: |
| # Install udev rule(s). Uses doins, thus it is fatal. |
| udev_dorules() { |
| debug-print-function ${FUNCNAME} "${@}" |
| |
| ( |
| insopts -m 0644 |
| insinto "$(_udev_get_udevdir)"/rules.d |
| doins "${@}" |
| ) |
| } |
| |
| # @FUNCTION: udev_newrules |
| # @USAGE: <oldname> <newname> |
| # @DESCRIPTION: |
| # Install udev rule with a new name. Uses newins, thus it is fatal. |
| udev_newrules() { |
| debug-print-function ${FUNCNAME} "${@}" |
| |
| ( |
| insopts -m 0644 |
| insinto "$(_udev_get_udevdir)"/rules.d |
| newins "${@}" |
| ) |
| } |
| |
| # @FUNCTION: udev_reload |
| # @DESCRIPTION: |
| # Run "udevadm control --reload" to refresh rules and databases. |
| # Should be called from pkg_postinst and pkg_postrm in packages which install |
| # udev rules or hwdb data. |
| udev_reload() { |
| if [[ -n ${ROOT%/} ]]; then |
| return 0 |
| fi |
| |
| if [[ -d ${ROOT}/run/udev ]]; then |
| ebegin "Running udev control --reload for reloading rules and databases" |
| udevadm control --reload |
| eend $? |
| fi |
| } |
| |
| fi |