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# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit autotools desktop elisp-common flag-o-matic toolchain-funcs xdg
DESCRIPTION="DVI viewer for X Window System"
HOMEPAGE="https://xdvi.sourceforge.net/"
SRC_URI="https://downloads.sourceforge.net/xdvi/${P}.tar.gz
https://dev.gentoo.org/~pacho/${PN}/${PN}_192.png"
S="${WORKDIR}"/${P}/texk/xdvik
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
IUSE="motif neXt Xaw3d emacs"
# require >=libXaw-1.0.16 for suitable XawListChange API, see
# - https://bugs.gentoo.org/919069
# - https://gitlab.freedesktop.org/xorg/lib/libxaw/-/commit/d0fcbd9722ad691ca0b5873c98e8e9c236fa718b
DEPEND=">=media-libs/freetype-2.9.1-r2:2
x11-libs/libX11
x11-libs/libXi
x11-libs/libXmu
x11-libs/libXpm
x11-libs/libXt
emacs? ( >=app-editors/emacs-23.1:* )
motif? ( >=x11-libs/motif-2.3:0 )
!motif? (
neXt? ( x11-libs/neXtaw )
!neXt? (
Xaw3d? ( x11-libs/libXaw3d )
!Xaw3d? ( >=x11-libs/libXaw-1.0.16 )
)
)
dev-libs/kpathsea:="
RDEPEND="${DEPEND}
virtual/latex-base
"
BDEPEND="app-alternatives/lex
app-alternatives/yacc
virtual/pkgconfig"
# https://bugs.gentoo.org/900537
# Windows-exclusive function
QA_CONFIG_IMPL_DECL_SKIP=(memicmp)
PATCHES=(
"${FILESDIR}"/${PN}-22.87.06-configure-clang16.patch
"${FILESDIR}"/${PN}-22.87.06-squeeze-c23.patch
"${FILESDIR}"/${PN}-22.87.06-c23.patch
)
src_prepare() {
default
# Make sure system kpathsea headers are used
cd "${WORKDIR}/${P}/texk/kpathsea" || die
local i
for i in *.h ; do
echo "#include_next \"$i\"" > ${i} || die
done
cd "${WORKDIR}/${P}" || die
cd "${S}" || die
eautoreconf
}
src_configure() {
has_version '>=dev-libs/kpathsea-6.2.1' && append-cppflags "$($(tc-getPKG_CONFIG) --cflags kpathsea)"
local toolkit
if use motif ; then
toolkit="motif"
use neXt && ewarn "neXt USE flag ignored (superseded by motif)"
use Xaw3d && ewarn "Xaw3d USE flag ignored (superseded by motif)"
elif use neXt ; then
toolkit="neXtaw"
use Xaw3d && ewarn "Xaw3d USE flag ignored (superseded by neXt)"
elif use Xaw3d ; then
toolkit="xaw3d"
else
toolkit="xaw"
fi
econf \
--with-system-freetype2 \
--with-system-kpathsea \
--with-kpathsea-include="${EPREFIX}"/usr/include/kpathsea \
--with-xdvi-x-toolkit="${toolkit}" \
--x-includes="${ESYSROOT}"/usr/include \
--x-libraries="${ESYSROOT}"/usr/$(get_libdir)
}
src_compile() {
emake kpathsea_dir="${EPREFIX}"/usr/include/kpathsea
use emacs && elisp-compile xdvi-search.el
}
src_install() {
dodir /usr/share/texmf-dist/dvips/config
emake DESTDIR="${D}" install
dosym ../../texmf-dist/xdvi/XDvi /usr/share/X11/app-defaults/XDvi
dodoc BUGS FAQ README.*
use emacs && elisp-install tex-utils *.el *.elc
doicon "${FILESDIR}"/${PN}.xpm
newicon -s 192 "${DISTDIR}"/${PN}_192.png ${PN}.png
make_desktop_entry "xdvi %f" "XDvi" xdvik "Graphics;Viewer" "MimeType=application/x-dvi;"
# Our desktop file is more complete
rm "${ED}/usr/share/applications/xdvi.desktop" || die
}
pkg_postinst() {
xdg_pkg_postinst
if use emacs; then
elog "Add"
elog " (add-to-list 'load-path \"${EPREFIX}${SITELISP}/tex-utils\")"
elog " (require 'xdvi-search)"
elog "to your ~/.emacs file"
fi
}
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