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diff --git a/sci-visualization/gnuplot/gnuplot-6.0.4.ebuild b/sci-visualization/gnuplot/gnuplot-6.0.4.ebuild
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+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+LUA_COMPAT=( lua5-{1,3,4} luajit )
+WX_GTK_VER="3.2-gtk3"
+
+inherit autotools lua-single readme.gentoo-r1 toolchain-funcs wxwidgets
+
+DESCRIPTION="Command-line driven interactive plotting program"
+HOMEPAGE="http://www.gnuplot.info/"
+
+if [[ -z ${PV%%*9999} ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://git.code.sf.net/p/gnuplot/gnuplot-main"
+	EGIT_BRANCH="master"
+	MY_P="${PN}"
+	EGIT_CHECKOUT_DIR="${WORKDIR}/${MY_P}"
+else
+	MY_P="${P/_/.}"
+	SRC_URI="https://downloads.sourceforge.net/gnuplot/${MY_P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-macos ~x64-solaris"
+fi
+
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="gnuplot"
+SLOT="0"
+IUSE="amos aqua bitmap cairo doc examples +gd gpic latex libcaca libcerf lua metafont metapost qt6 readline regis tgif wxwidgets X"
+
+REQUIRED_USE="lua? ( ${LUA_REQUIRED_USE} )"
+
+RDEPEND="
+	amos? ( dev-libs/openspecfun )
+	cairo? (
+		x11-libs/cairo
+		x11-libs/pango )
+	gd? ( >=media-libs/gd-2.0.35-r3:2=[png] )
+	latex? (
+		virtual/latex-base
+		lua? (
+			dev-tex/pgf
+			>=dev-texlive/texlive-latexrecommended-2008-r2 ) )
+	libcaca? ( media-libs/libcaca )
+	lua? ( ${LUA_DEPS} )
+	qt6? (
+		dev-qt/qt5compat:6
+		dev-qt/qtbase:6[gui,network,widgets]
+		dev-qt/qtsvg:6 )
+	readline? ( sys-libs/readline:0= )
+	libcerf? ( sci-libs/libcerf:= )
+	wxwidgets? (
+		x11-libs/wxGTK:${WX_GTK_VER}=[X]
+		x11-libs/cairo
+		x11-libs/pango
+		x11-libs/gtk+:3 )
+	X? (
+		x11-libs/libX11
+		x11-libs/libXaw )"
+
+DEPEND="${RDEPEND}
+	X? ( x11-base/xorg-proto )"
+
+BDEPEND="
+	virtual/pkgconfig
+	doc? (
+		virtual/latex-base
+		dev-texlive/texlive-latexextra
+		dev-texlive/texlive-langgreek
+		dev-texlive/texlive-mathscience
+		app-text/ghostscript-gpl )
+	qt6? ( dev-qt/qttools:6[linguist] )"
+
+IDEPEND="latex? ( virtual/latex-base )"
+
+GP_VERSION="${PV%.*}"
+TEXMF="${EPREFIX}/usr/share/texmf-site"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-6.1-no-picins.patch
+)
+
+pkg_setup() {
+	use lua && lua-single_pkg_setup
+}
+
+src_prepare() {
+	default
+
+	if [[ ${PV##*.} = 9999 ]]; then
+		local dir
+		for dir in config demo m4 term tutorial; do
+			emake -C "$dir" -f Makefile.am.in Makefile.am
+		done
+	fi
+
+	# Add special version identification as required by provision 2
+	# of the gnuplot license
+	sed -i -e "1s/.*/& (Gentoo revision ${PR})/" PATCHLEVEL || die
+
+	eautoreconf
+
+	# Make sure we don't mix build & host flags.
+	sed -i \
+		-e 's:@CPPFLAGS@:$(BUILD_CPPFLAGS):' \
+		-e 's:@CFLAGS@:$(BUILD_CFLAGS):' \
+		-e 's:@LDFLAGS@:$(BUILD_LDFLAGS):' \
+		-e 's:@CC@:$(CC_FOR_BUILD):' \
+		docs/Makefile.in || die
+}
+
+src_configure() {
+	if ! use latex; then
+		sed -i -e '/SUBDIRS/s/LaTeX//' share/Makefile.in || die
+	fi
+
+	use wxwidgets && setup-wxwidgets
+
+	tc-export CC CXX			#453174
+	tc-export_build_env BUILD_CC
+	export CC_FOR_BUILD=${BUILD_CC}
+
+	local myconf=(
+		--with-texdir="${TEXMF}/tex/latex/${PN}"
+		--with-readline=$(usex readline gnu builtin)
+		$(use_with amos)
+		$(use_with bitmap bitmap-terminals)
+		$(use_with cairo)
+		$(use_with gd)
+		$(use_with gpic)
+		"$(use_with libcaca caca "${EPREFIX}/usr/$(get_libdir)")"
+		$(use_with libcerf)
+		$(use_with lua)
+		$(use_with metafont)
+		$(use_with metapost)
+		$(use_with qt6 qt qt6)
+		$(use_with regis)
+		$(use_with tgif)
+		$(use_with X x)
+		--enable-stats
+		$(use_enable wxwidgets)
+		DIST_CONTACT="https://bugs.gentoo.org/"
+		EMACS=no
+		# pdflatex fails in titlepag.tex: "Argument of  has an extra }."
+		# Work around this by using lualatex to build the user manual,
+		# see release notes of gnuplot-6.0.3
+		PDFLATEX=lualatex
+	)
+
+	econf "${myconf[@]}"
+}
+
+src_compile() {
+	# Prevent access violations #201871
+	local -x VARTEXFONTS="${T}/fonts"
+	# Work around luatex braindamage #950021
+	local -x TEXMFCACHE="${T}/texmf-var" TEXMFVAR="${T}/texmf-var"
+
+	emake all
+
+	# Building the documentation is broken for some configurations.
+	# Install the pre-built gnuplot.pdf instead. #577828 #689894 #960528
+	#if use doc; then
+	#	if use cairo; then
+	#		emake -C docs pdf
+	#	else
+	#		ewarn "Cannot build figures unless cairo is enabled."
+	#		ewarn "Building documentation without figures."
+	#		emake -C docs pdf_nofig
+	#		mv docs/nofigures.pdf docs/gnuplot.pdf || die
+	#	fi
+	#fi
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+
+	dodoc BUGS NEWS PGPKEYS README* RELEASE_NOTES
+	newdoc term/PostScript/README README-ps
+	newdoc term/js/README README-js
+	use lua && newdoc term/lua/README README-lua
+
+	local DOC_CONTENTS='Gnuplot no longer links against pdflib. You can
+		use the "pdfcairo" terminal for PDF output.'
+	use cairo || DOC_CONTENTS+=' It is available with USE="cairo".'
+	use gd && DOC_CONTENTS+="\n\nFor font support in png/jpeg/gif output,
+		you may have to set the GDFONTPATH and GNUPLOT_DEFAULT_GDFONT
+		environment variables. See the FAQ file in /usr/share/doc/${PF}/
+		for more information."
+	readme.gentoo_create_doc
+
+	if use examples; then
+		# Demo files
+		insinto /usr/share/${PN}/${GP_VERSION}
+		doins -r demo
+		rm "${ED}"/usr/share/${PN}/${GP_VERSION}/demo/binary{1,2,3} || die
+		rm "${ED}"/usr/share/${PN}/${GP_VERSION}/demo/plugin/*.{o,so} || die
+	fi
+
+	if use doc; then
+		# Manual, FAQ
+		dodoc docs/gnuplot.pdf #FAQ.pdf
+		# Documentation for making PostScript files
+		docinto psdoc
+		dodoc docs/psdoc/{*.doc,*.tex,*.ps,*.gpi,README}
+	fi
+}
+
+src_test() {
+	emake check GNUTERM="dumb"
+}
+
+pkg_postinst() {
+	use latex && texmf-update
+	readme.gentoo_print_elog
+}
+
+pkg_postrm() {
+	use latex && texmf-update
+}