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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit toolchain-funcs flag-o-matic multilib
DESCRIPTION="The extensible self-documenting text editor"
HOMEPAGE="https://www.gnu.org/software/emacs/"
SRC_URI="ftp://ftp.gnu.org/old-gnu/emacs/${P}.tar.gz
https://dev.gentoo.org/~ulm/emacs/${P}-patches-15.tar.xz"
LICENSE="GPL-1+ GPL-2+ BSD HPND"
SLOT="18"
KEYWORDS="amd64 x86"
IUSE="abi_x86_x32 gui"
RDEPEND="sys-libs/ncurses:0=
amd64? (
abi_x86_x32? ( >=sys-libs/ncurses-5.9-r3:0=[abi_x86_x32(-)?] )
!abi_x86_x32? ( >=sys-libs/ncurses-5.9-r3:0=[abi_x86_32(-)] )
)
gui? ( x11-libs/libX11 )"
DEPEND="${RDEPEND}
gui? (
x11-base/xorg-proto
x11-misc/xbitmaps
)"
BDEPEND="virtual/pkgconfig"
IDEPEND="app-eselect/eselect-emacs"
RDEPEND+=" ${IDEPEND}"
PATCHES=("${WORKDIR}/patch")
src_prepare() {
default
# Do not use the sandbox, or the dumped Emacs will be twice as large
sed -i -e 's:\./temacs.*dump:SANDBOX_ON=0 LD_PRELOAD= env &:' \
src/ymakefile || die
}
src_configure() {
# autoconf? What's autoconf? We are living in 1992. ;-)
local arch
case ${ARCH} in
amd64)
if use abi_x86_x32; then
arch=x86-x32
multilib_toolchain_setup x32
else
arch=intel386
multilib_toolchain_setup x86
fi
;;
x86) arch=intel386 ;;
*) die "Architecture ${ARCH} not yet supported" ;;
esac
local cmd="s/\"s-.*\.h\"/\"s-linux.h\"/;s/\"m-.*\.h\"/\"m-${arch}.h\"/"
use gui && cmd="${cmd};s/.*\(#define HAVE_X_WINDOWS\).*/\1/"
sed -e "${cmd}" src/config.h-dist >src/config.h || die
cat <<-END >src/paths.h
#define PATH_LOADSEARCH "/usr/share/emacs/${PV}/lisp"
#define PATH_EXEC "/usr/share/emacs/${PV}/etc"
#define PATH_LOCK "/var/lib/emacs/lock/"
#define PATH_SUPERLOCK "/var/lib/emacs/lock/!!!SuperLock!!!"
END
sed -i -e "s:/usr/lib/\([^ ]*\).o:/usr/$(get_libdir)/\1.o:g" \
-e "s:-lncurses:$("$(tc-getPKG_CONFIG)" --libs ncurses):" \
src/s-linux.h || die
# -O3 and -finline-functions cause segmentation faults at run time;
# -flto causes a segmentation fault at compile time.
# -Wno-implicit, -Wno-return-type and -Wno-return-mismatch will
# quieten newer versions of GCC; feel free to submit a patch adding
# all those missing prototypes.
strip-flags
filter-flags -finline-functions -fpie -flto
append-flags -std=gnu17 -fno-strict-aliasing -Wno-implicit \
-Wno-return-type -Wno-return-mismatch
append-ldflags $(test-flags -no-pie) #639562
replace-flags -O[3-9] -O2
}
src_compile() {
addpredict /var/lib/emacs/lock #nowarn
emake --jobs=1 \
CC="$(tc-getCC)" CFLAGS="${CFLAGS} -Demacs" \
LD="$(tc-getCC) -nostdlib" LDFLAGS="${LDFLAGS}"
}
src_install() {
local basedir="/usr/share/emacs/${PV}" i
dodir ${basedir}
dodir /usr/share/man/man1
emake --jobs=1 \
LIBDIR="${D}"${basedir} \
BINDIR="${D}"/usr/bin \
MANDIR="${D}"/usr/share/man/man1 \
install
rmdir "${D}"${basedir}/lock || die
find "${D}"${basedir} -type f \( -name "*.c" -o -name ChangeLog \
-o -name COPYING ! -path "*/etc/COPYING" \) -exec rm "{}" + || die
fperms -R go-w ${basedir}
# remove duplicate DOC file
rm "${D}"${basedir}/etc/DOC || die
# move executables to the correct place
mv "${D}"/usr/bin/emacs{,-${SLOT}} || die
mv "${D}"/usr/bin/emacsclient{,-emacs-${SLOT}} || die
rm "${D}"${basedir}/etc/emacsclient || die
dodir /usr/libexec/emacs/${PV}
for i in wakeup digest-doc sorted-doc movemail cvtmail fakemail \
yow env server
do
mv "${D}"${basedir}/etc/${i} "${D}"/usr/libexec/emacs/${PV}/${i} || die
dosym -r /usr/libexec/emacs/${PV}/${i} ${basedir}/etc/${i}
done
for i in test-distrib make-docfile; do
rm "${D}"${basedir}/etc/${i} || die
done
# move man page
mv "${D}"/usr/share/man/man1/emacs{,-${SLOT}}.1 || die
# move Info files
dodir /usr/share/info
mv "${D}"${basedir}/info "${D}"/usr/share/info/emacs-${SLOT} || die
dosym -r /usr/share/info/emacs-${SLOT} ${basedir}/info
docompress -x /usr/share/info
# dissuade Portage from removing our dir file #257260
touch "${D}"/usr/share/info/emacs-${SLOT}/.keepinfodir
dodir /var/lib/emacs
diropts -m0777
keepdir /var/lib/emacs/lock
dodoc README PROBLEMS
}
pkg_preinst() {
# verify that the PM hasn't removed our Info directory index #257260
local infodir="${ED}/usr/share/info/emacs-${SLOT}"
[[ -f ${infodir}/dir || ! -d ${infodir} ]] || die
}
pkg_postinst() {
eselect emacs update ifunset
}
pkg_postrm() {
eselect emacs update ifunset
}
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