--- /dev/null
+diff -ur iscan-2.30.3/backend/cfg-obj.c b/iscan-2.30.3/backend/cfg-obj.c
+--- iscan-2.30.3/backend/cfg-obj.c 2019-05-31 13:26:41.530042108 +0200
++++ iscan-2.30.3/backend/cfg-obj.c 2019-05-31 14:05:13.040056748 +0200
+@@ -1026,7 +1026,7 @@
+ char *vendor = NULL;
+ char *model = NULL;
+
+- sscanf (string, "%*s %as %as", &vendor, &model);
++ sscanf (string, "%*s %ms %ms", &vendor, &model);
+
+ if (list_append (_cfg->seen[CFG_KEY_SCSI], info))
+ {
+@@ -1108,7 +1108,7 @@
+ char *library = NULL;
+ char *firmware = NULL;
+
+- sscanf (string, "%*s %*s %x %x %as %as",
++ sscanf (string, "%*s %*s %x %x %ms %ms",
+ &vendor, &product, &library, &firmware);
+
+ if (library && _cfg_have_interpreter (library, firmware)
--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+MY_DOC="userg_revQ"
+inherit autotools desktop flag-o-matic
+
+# HINTS:
+# -> non-free modules are x86 and amd64 only
+# -> iscan frontend needs non-free modules
+# -> sane-epkowa should be usable on every arch
+# -> ${P}-${SRC_REV}.tar.gz (for gcc 3.2/3.3)
+# -> ${P}-${SRC_REV}.c2.tar.gz (for gcc 3.4 or later)
+
+# FIXME:
+# iscan doesn't compile w/o libusb, this should be fixed somehow.
+
+# TODO:
+# (re)add closed-source binary modules which are needed for some scanners.
+
+DESCRIPTION="EPSON Image Scan! for Linux (including sane-epkowa backend)"
+HOMEPAGE="http://download.ebz.epson.net/dsc/search/01/search/?OSC=LX"
+SRC_URI="http://support.epson.net/linux/src/scanner/iscan/${PN}_$(ver_rs 3 -).tar.gz
+ doc? (
+ https://dev.gentoo.org/~flameeyes/avasys/${MY_DOC}_e.pdf
+ l10n_ja? ( https://dev.gentoo.org/~flameeyes/avasys/${MY_DOC}_j.pdf )
+ )"
+
+LICENSE="GPL-2 AVASYS"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="doc gimp l10n_ja nls X"
+
+REQUIRED_USE="gimp? ( X )"
+
+DEPEND="
+ dev-libs/libxml2:2
+ media-gfx/sane-backends
+ virtual/libusb:1
+ virtual/udev
+ gimp? ( media-gfx/gimp:2 )
+ X? (
+ dev-libs/glib:2
+ media-libs/libpng:=
+ media-libs/tiff:=
+ virtual/jpeg:=
+ x11-libs/gtk+:2
+ )
+"
+RDEPEND="${DEPEND}
+ media-gfx/iscan-data
+"
+BDEPEND="
+ virtual/pkgconfig
+ nls? ( sys-devel/gettext )
+"
+# Upstream ships broken sanity test
+RESTRICT="test"
+
+S="${WORKDIR}/${PN}-$(ver_cut 1-3)"
+
+DOCS=( AUTHORS NEWS README )
+
+PATCHES=(
+ "${FILESDIR}"/iscan-2.29.1-drop-ltdl.patch
+ "${FILESDIR}"/iscan-2.28.1.3+libpng-1.5.patch
+ "${FILESDIR}"/iscan-2.29.1-png-libs.patch
+ "${FILESDIR}"/iscan-2.30.1-fix-g++-test.patch
+ "${FILESDIR}"/iscan-2.30.1.1-gcc6.patch
+ "${FILESDIR}"/iscan-2.30.3.1-fix-x86-unknown-types.patch
+ "${FILESDIR}"/iscan-2.30.4.2-sscanf.patch
+)
+
+QA_PRESTRIPPED="usr/lib.*/libesmod.so.*"
+QA_TEXTRELS="${QA_PRESTRIPPED}"
+QA_FLAGS_IGNORED="${QA_PRESTRIPPED}"
+
+src_prepare() {
+ default
+
+ if ! use X; then
+ sed -i -e "s:PKG_CHECK_MODULES(GTK,.*):AC_DEFINE([HAVE_GTK_2], 0):g" \
+ -e "s:\(PKG_CHECK_MODULES(GDK_IMLIB,.*)\):#\1:g" configure.ac || die
+ fi
+
+ eautoreconf
+}
+
+src_configure() {
+ append-cppflags -D_GNU_SOURCE # needed for 'strndup'
+ replace-flags "-O[0-9s]" "-O1" # fix selector box bug 388073
+
+ local myeconfargs=(
+ --enable-dependency-reduction
+ --disable-static
+ $(use_enable nls)
+ $(use_enable gimp)
+ $(use_enable X frontend)
+ $(use_enable X jpeg)
+ $(use_enable X png)
+ $(use_enable X tiff)
+ )
+ econf "${myeconfargs[@]}"
+}
+
+src_install() {
+ use l10n_ja && DOCS+=( {NEWS,README}.ja )
+ use doc && DOCS+=( "${DISTDIR}/${MY_DOC}_$(usex l10n_ja j e).pdf" )
+ default
+
+ # install sane config
+ insinto /etc/sane.d
+ doins backend/epkowa.conf
+
+ # link iscan so it is seen as a plugin in gimp
+ local gimpplugindir
+ local gimptool
+ if use gimp; then
+ for gimptool in gimptool gimptool-2.0; do
+ if [[ -x /usr/bin/${gimptool} ]]; then
+ einfo "Setting plugin link for GIMP version $(/usr/bin/${gimptool} --version)"
+ gimpplugindir=$(/usr/bin/${gimptool} --gimpplugindir)/plug-ins
+ break
+ fi
+ done
+ if [[ "/plug-ins" != "${gimpplugindir}" ]]; then
+ dodir ${gimpplugindir}
+ dosym "${ED%/}"/usr/bin/iscan "${gimpplugindir}"/iscan
+ else
+ ewarn "No idea where to find the gimp plugin directory"
+ fi
+ fi
+
+ use X && make_desktop_entry iscan "Image Scan! for Linux ${PV}" scanner
+}
+
+pkg_postinst() {
+ local DLL_CONF="${EPREFIX}/etc/sane.d/dll.conf"
+ local EPKOWA_CONF="${EPREFIX}/etc/sane.d/epkowa.conf"
+
+ if grep -q "^[ \t]*\<epkowa\>" ${DLL_CONF}; then
+ elog "Please edit ${EPKOWA_CONF} to suit your needs."
+ elif grep -q "\<epkowa\>" ${DLL_CONF}; then
+ elog "Hint: to enable the backend, add 'epkowa' to ${DLL_CONF}"
+ elog "Then edit ${EPKOWA_CONF} to suit your needs."
+ else
+ echo "epkowa" >> ${DLL_CONF} || die
+ elog "A new entry 'epkowa' was added to ${DLL_CONF}"
+ elog "Please edit ${EPKOWA_CONF} to suit your needs."
+ fi
+}
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