--- /dev/null
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI="5"
+
+inherit autotools eutils flag-o-matic multilib multilib-minimal udev user toolchain-funcs
+
+# gphoto and v4l are handled by their usual USE flags.
+# The pint backend was disabled because I could not get it to compile.
+IUSE_SANE_BACKENDS="
+ abaton
+ agfafocus
+ apple
+ artec
+ artec_eplus48u
+ as6e
+ avision
+ bh
+ canon
+ canon630u
+ canon_dr
+ canon_pp
+ cardscan
+ coolscan
+ coolscan2
+ coolscan3
+ dc210
+ dc240
+ dc25
+ dell1600n_net
+ dmc
+ epjitsu
+ epson
+ epson2
+ fujitsu
+ genesys
+ gt68xx
+ hp
+ hp3500
+ hp3900
+ hp4200
+ hp5400
+ hp5590
+ hpljm1005
+ hpsj5s
+ hs2p
+ ibm
+ kodak
+ kodakaio
+ kvs1025
+ kvs20xx
+ kvs40xx
+ leo
+ lexmark
+ ma1509
+ magicolor
+ matsushita
+ microtek
+ microtek2
+ mustek
+ mustek_pp
+ mustek_usb
+ mustek_usb2
+ nec
+ net
+ niash
+ p5
+ pie
+ pixma
+ plustek
+ plustek_pp
+ pnm
+ qcam
+ ricoh
+ rts8891
+ s9036
+ sceptre
+ sharp
+ sm3600
+ sm3840
+ snapscan
+ sp15c
+ st400
+ stv680
+ tamarack
+ teco1
+ teco2
+ teco3
+ test
+ u12
+ umax
+ umax1220u
+ umax_pp
+ xerox_mfp"
+
+IUSE="avahi doc gphoto2 ipv6 nls snmp systemd threads usb v4l xinetd"
+
+for backend in ${IUSE_SANE_BACKENDS}; do
+ case ${backend} in
+ # Disable backends that require parallel ports as no one has those anymore.
+ canon_pp|hpsj5s|mustek_pp|\
+ pnm)
+ IUSE+=" -sane_backends_${backend}"
+ ;;
+ mustek_usb2|kvs40xx)
+ IUSE+=" sane_backends_${backend}"
+ ;;
+ *)
+ IUSE+=" +sane_backends_${backend}"
+ esac
+done
+
+REQUIRED_USE="
+ sane_backends_mustek_usb2? ( threads )
+ sane_backends_kvs40xx? ( threads )
+"
+
+DESCRIPTION="Scanner Access Now Easy - Backends"
+HOMEPAGE="http://www.sane-project.org/"
+case ${PV} in
+9999)
+ EGIT_REPO_URI="git://anonscm.debian.org/sane/sane-backends.git"
+ inherit git-r3
+ ;;
+*_pre*)
+ MY_P="${PN}-git${PV#*_pre}"
+ SRC_URI="http://www.sane-project.org/snapshots/${MY_P}.tar.gz
+ mirror://gentoo/${MY_P}.tar.gz"
+ S=${WORKDIR}/${MY_P}
+ ;;
+*)
+ MY_P=${P}
+ SRC_URI="https://alioth.debian.org/frs/download.php/file/3958/${P}.tar.gz"
+ ;;
+esac
+
+LICENSE="GPL-2 public-domain"
+SLOT="0"
+if [[ ${PV} != "9999" ]] ; then
+ KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd ~amd64-linux ~x86-linux"
+fi
+
+RDEPEND="
+ sane_backends_dc210? ( >=virtual/jpeg-0-r2[${MULTILIB_USEDEP}] )
+ sane_backends_dc240? ( >=virtual/jpeg-0-r2[${MULTILIB_USEDEP}] )
+ sane_backends_dell1600n_net? ( >=virtual/jpeg-0-r2[${MULTILIB_USEDEP}]
+ >=media-libs/tiff-3.9.7-r1[${MULTILIB_USEDEP}] )
+ avahi? ( >=net-dns/avahi-0.6.31-r2[${MULTILIB_USEDEP}] )
+ sane_backends_canon_pp? ( >=sys-libs/libieee1284-0.2.11-r3[${MULTILIB_USEDEP}] )
+ sane_backends_hpsj5s? ( >=sys-libs/libieee1284-0.2.11-r3[${MULTILIB_USEDEP}] )
+ sane_backends_mustek_pp? ( >=sys-libs/libieee1284-0.2.11-r3[${MULTILIB_USEDEP}] )
+ usb? ( >=virtual/libusb-1-r1:1[${MULTILIB_USEDEP}] )
+ gphoto2? (
+ >=media-libs/libgphoto2-2.5.3.1:=[${MULTILIB_USEDEP}]
+ >=virtual/jpeg-0-r2[${MULTILIB_USEDEP}]
+ )
+ v4l? ( >=media-libs/libv4l-0.9.5[${MULTILIB_USEDEP}] )
+ xinetd? ( sys-apps/xinetd )
+ snmp? ( net-analyzer/net-snmp )
+ systemd? ( sys-apps/systemd:0= )
+"
+
+DEPEND="${RDEPEND}
+ v4l? ( sys-kernel/linux-headers )
+ doc? (
+ virtual/latex-base
+ dev-texlive/texlive-latexextra
+ )
+ >=virtual/pkgconfig-0-r1[${MULTILIB_USEDEP}]"
+
+# We now use new syntax construct (SUBSYSTEMS!="usb|usb_device)
+RDEPEND="${RDEPEND}
+ !<sys-fs/udev-114
+ abi_x86_32? (
+ !<=app-emulation/emul-linux-x86-medialibs-20140508
+ !app-emulation/emul-linux-x86-medialibs[-abi_x86_32(-)]
+ )"
+
+MULTILIB_CHOST_TOOLS=(
+ /usr/bin/sane-config
+)
+
+pkg_setup() {
+ enewgroup scanner
+ enewuser saned -1 -1 -1 scanner
+}
+
+src_prepare() {
+ cat >> backend/dll.conf.in <<-EOF
+ # Add support for the HP-specific backend. Needs net-print/hplip installed.
+ hpaio
+ # Add support for the Epson-specific backend. Needs media-gfx/iscan installed.
+ epkowa
+ EOF
+ epatch "${FILESDIR}"/niash_array_index.patch \
+ "${FILESDIR}"/${PN}-1.0.24-automagic_systemd.patch \
+ "${FILESDIR}"/${PN}-1.0.24-systemd_pkgconfig.patch \
+ "${FILESDIR}"/${PN}-1.0.24-saned_pidfile_location.patch
+ mv configure.{in,ac} || die
+ AT_NOELIBTOOLIZE=yes eautoreconf
+}
+
+src_configure() {
+ append-flags -fno-strict-aliasing
+
+ # if LINGUAS is set, just use the listed and supported localizations.
+ if [[ ${LINGUAS+set} == "set" ]]; then
+ mkdir -p po || die
+ strip-linguas -u po
+ printf '%s\n' ${LINGUAS} > po/LINGUAS
+ fi
+
+ multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+ # the blank is intended - an empty string would result in building ALL backends.
+ local BACKENDS=" "
+
+ use gphoto2 && BACKENDS="gphoto2"
+ use v4l && BACKENDS="${BACKENDS} v4l"
+ for backend in ${IUSE_SANE_BACKENDS}; do
+ if use "sane_backends_${backend}" && [ ${backend} != pnm ]; then
+ BACKENDS="${BACKENDS} ${backend}"
+ fi
+ done
+
+ local myconf=(
+ $(use_enable usb libusb_1_0)
+ $(multilib_native_use_with snmp)
+ )
+
+ # you can only enable this backend, not disable it...
+ if use sane_backends_pnm; then
+ myconf+=( --enable-pnm-backend )
+ fi
+ if ! use doc; then
+ myconf+=( --disable-latex )
+ fi
+ if use sane_backends_mustek_pp; then
+ myconf+=( --enable-parport-directio )
+ fi
+ if ! { use sane_backends_canon_pp || use sane_backends_hpsj5s || use sane_backends_mustek_pp; }; then
+ myconf+=( sane_cv_use_libieee1284=no )
+ fi
+
+ # relative path must be used for tests to work properly
+ ECONF_SOURCE=${S} \
+ SANEI_JPEG="sanei_jpeg.o" SANEI_JPEG_LO="sanei_jpeg.lo" \
+ BACKENDS="${BACKENDS}" \
+ econf \
+ $(use_with gphoto2) \
+ $(multilib_native_use_with systemd) \
+ $(use_with v4l) \
+ $(use_enable avahi) \
+ $(use_enable ipv6) \
+ $(use_enable nls translations) \
+ $(use_enable threads pthread) \
+ "${myconf[@]}"
+}
+
+multilib_src_compile() {
+ emake VARTEXFONTS="${T}/fonts"
+
+ if tc-is-cross-compiler; then
+ pushd "${BUILD_DIR}"/tools >/dev/null || die
+
+ # The build system sucks and doesn't handle this properly.
+ # https://alioth.debian.org/tracker/index.php?func=detail&aid=314236&group_id=30186&atid=410366
+ tc-export_build_env BUILD_CC
+ ${BUILD_CC} ${BUILD_CPPFLAGS} ${BUILD_CFLAGS} ${BUILD_LDFLAGS} \
+ -I. -I../include -I"${S}"/include \
+ "${S}"/sanei/sanei_config.c "${S}"/sanei/sanei_constrain_value.c \
+ "${S}"/sanei/sanei_init_debug.c "${S}"/tools/sane-desc.c -o sane-desc || die
+ local dirs=( hal hotplug hotplug-ng udev )
+ local targets=(
+ hal/libsane.fdi
+ hotplug/libsane.usermap
+ hotplug-ng/libsane.db
+ udev/libsane.rules
+ )
+ mkdir -p "${dirs[@]}" || die
+ emake "${targets[@]}"
+
+ popd >/dev/null
+ fi
+
+ if use usb; then
+ sed -i -e '/^$/d' \
+ tools/hotplug/libsane.usermap || die
+ fi
+}
+
+multilib_src_install() {
+ emake INSTALL_LOCKPATH="" DESTDIR="${D}" install \
+ docdir="${EPREFIX}"/usr/share/doc/${PF}
+
+ if multilib_is_native_abi; then
+ if use usb; then
+ insinto /etc/hotplug/usb
+ doins tools/hotplug/libsane.usermap
+ fi
+
+ udev_newrules tools/udev/libsane.rules 41-libsane.rules
+ insinto "/usr/share/pkgconfig"
+ doins tools/sane-backends.pc
+ fi
+}
+
+multilib_src_install_all() {
+ keepdir /var/lib/lock/sane
+ fowners root:scanner /var/lib/lock/sane
+ fperms g+w /var/lib/lock/sane
+ dodir /etc/env.d
+
+ if use usb; then
+ exeinto /etc/hotplug/usb
+ doexe tools/hotplug/libusbscanner
+ newdoc tools/hotplug/README README.hotplug
+ fi
+
+ dodoc NEWS AUTHORS ChangeLog* PROBLEMS README README.linux
+ prune_libtool_files --all
+ if use xinetd; then
+ insinto /etc/xinetd.d
+ doins "${FILESDIR}"/saned
+ fi
+
+ newinitd "${FILESDIR}"/saned.initd saned
+ newconfd "${FILESDIR}"/saned.confd saned
+}
+
+pkg_postinst() {
+ if use xinetd; then
+ elog "If you want remote clients to connect, edit"
+ elog "/etc/sane.d/saned.conf and /etc/hosts.allow"
+ fi
+
+ elog "If you are using a USB scanner, add all users who want"
+ elog "to access your scanner to the \"scanner\" group."
+}
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