# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit autotools desktop strip-linguas toolchain-funcs

DESCRIPTION="Graphical scanning frontend"
HOMEPAGE="http://www.xsane.org/"
SRC_URI="
	http://www.xsane.org/download/${P}.tar.gz
	https://dev.gentoo.org/~soap/distfiles/${PN}-0.998-patches-3.tar.xz
	https://dev.gentoo.org/~pacho/${PN}/${PN}-256x256.png
"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha amd64 arm ~arm64 ppc ppc64 sparc x86 ~amd64-linux ~x86-linux"
IUSE="nls jpeg png tiff gimp lcms ocr"

DEPEND="
	dev-libs/glib:2
	media-gfx/sane-backends
	sys-libs/zlib
	x11-libs/gtk+:2
	x11-misc/xdg-utils
	jpeg? ( media-libs/libjpeg-turbo:= )
	png? ( media-libs/libpng:= )
	tiff? ( media-libs/tiff:= )
	gimp? ( media-gfx/gimp:0/2 )
	lcms? ( media-libs/lcms:2 )
"
RDEPEND="${DEPEND}"
PDEPEND="ocr? ( app-text/gocr )"
BDEPEND="virtual/pkgconfig"

PATCHES=(
	# Apply multiple fixes from different distributions
	"${WORKDIR}"/${PN}-0.998-patches-3
	# Add support for lcms-2 (from Fedora)
	"${FILESDIR}"/${PN}-0.999-lcms2.patch
	# See bug #885311 and bug #899806
	"${FILESDIR}"/${PN}-0.999-configure-clang16.patch
)

src_prepare() {
	default

	# bug #609672
	strip-linguas -i po/

	# Fix compability with libpng15 (bug #377363)
	sed -i -e 's:png_ptr->jmpbuf:png_jmpbuf(png_ptr):' src/xsane-save.c || die

	# Fix AR calling directly (bug #442606)
	sed -i -e 's:ar r:$(AR) r:' lib/Makefile.in || die

	AT_M4DIR="m4" eautoreconf
}

src_configure() {
	tc-export AR

	econf \
		--enable-gtk2 \
		$(use_enable nls) \
		$(use_enable jpeg) \
		$(use_enable png) \
		$(use_enable tiff) \
		$(use_enable gimp) \
		$(use_enable lcms)
}

src_install() {
	default

	dodoc xsane.*

	# link xsane so it is seen as a plugin in gimp
	if use gimp; then
		local plugindir gimptool=( "${ESYSROOT}"/usr/bin/gimptool* )
		if [[ ${#gimptool[@]} -gt 0 ]]; then
			plugindir="$("${gimptool[0]}" --gimpplugindir)/plug-ins"
		else
			die "Can't find GIMP plugin directory."
		fi
		dosym -r /usr/bin/xsane "${plugindir}"/xsane
	fi

	newicon "${DISTDIR}/${PN}-256x256.png" "${PN}".png
}