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# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
SCM=""
[[ "${PV}" = 9999 ]] && SCM="git-r3"
inherit autotools eutils flag-o-matic pam toolchain-funcs user ${SCM}
unset SCM
DESCRIPTION="screen manager with VT100/ANSI terminal emulation"
HOMEPAGE="https://www.gnu.org/software/screen/"
if [[ "${PV}" != 9999 ]] ; then
SRC_URI="mirror://gnu/${PN}/${P}.tar.gz"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
else
EGIT_REPO_URI="git://git.savannah.gnu.org/screen.git"
EGIT_CHECKOUT_DIR="${WORKDIR}/${P}" # needed for setting S later on
S="${WORKDIR}"/${P}/src
fi
LICENSE="GPL-2"
SLOT="0"
IUSE="debug multiuser nethack pam selinux +tmpfiles"
CDEPEND="
>=sys-libs/ncurses-5.2:0=
pam? ( virtual/pam )"
RDEPEND="${CDEPEND}
selinux? ( sec-policy/selinux-screen )"
DEPEND="${CDEPEND}
sys-apps/texinfo"
PATCHES=(
# Don't use utempter even if it is found on the system.
"${FILESDIR}"/${PN}-4.3.0-no-utempter.patch
# @ => @@
"${FILESDIR}"/${PN}-4.5.1-texinfo.patch
)
pkg_setup() {
# Make sure utmp group exists, as it's used later on.
enewgroup utmp 406
}
src_prepare() {
default
# sched.h is a system header and causes problems with some C libraries
mv sched.h _sched.h || die
sed -i '/include/ s:sched.h:_sched.h:' screen.h || die
# Fix manpage.
sed -i \
-e "s:/usr/local/etc/screenrc:${EPREFIX}/etc/screenrc:g" \
-e "s:/usr/local/screens:${EPREFIX}/var/run/screen:g" \
-e "s:/local/etc/screenrc:${EPREFIX}/etc/screenrc:g" \
-e "s:/etc/utmp:${EPREFIX}/var/run/utmp:g" \
-e "s:/local/screens/S\\\-:${EPREFIX}/var/run/screen/S\\\-:g" \
doc/screen.1 \
|| die
if [[ ${CHOST} == *-darwin* ]] ; then
sed -i -e '/^#define UTMPOK/s/define/undef/' acconfig.h || die
fi
# reconfigure
eautoreconf
}
src_configure() {
append-cppflags "-DMAXWIN=${MAX_SCREEN_WINDOWS:-100}"
if [[ ${CHOST} == *-solaris* ]] ; then
# enable msg_header by upping the feature standard compatible
# with c99 mode
append-cppflags -D_XOPEN_SOURCE=600
fi
use nethack || append-cppflags "-DNONETHACK"
use debug && append-cppflags "-DDEBUG"
econf \
--with-socket-dir="${EPREFIX}/var/run/screen" \
--with-sys-screenrc="${EPREFIX}/etc/screenrc" \
--with-pty-mode=0620 \
--with-pty-group=5 \
--enable-rxvt_osc \
--enable-telnet \
--enable-colors256 \
$(use_enable pam)
}
src_compile() {
LC_ALL=POSIX emake comm.h term.h
emake osdef.h
emake -C doc screen.info
default
}
src_install() {
local DOCS=(
README ChangeLog INSTALL TODO NEWS* patchlevel.h
doc/{FAQ,README.DOTSCREEN,fdpat.ps,window_to_display.ps}
)
default
local tmpfiles_perms="0775" tmpfiles_group="utmp"
#
# In screen.c, the required directory mode, n, is defined as:
# n = (eff_uid == 0 && (real_uid || (st.st_mode & 0775) != 0775)) ? 0755 : (eff_gid == (int)st.st_gid && eff_gid != real_gid) ? 0775 : 0777;
# ... where st is the result of stat(SockDir, &st).
#
# ( eff_gid == (int)st.st_gid ) -> /var/run/screen does not have group:utmp, or /usr/bin/screen is not setgid;
# ( eff_gid != real_gid ) -> /usr/bin/screen is not setgid, or user has utmp as their primary group.
#
# ... so it appears that /usr/bin/screen is being installed with incorrect permissions.
#
if use multiuser; then
use prefix || fperms 4755 /usr/bin/screen-${PV}
tmpfiles_perms="0755"
tmpfiles_group="root"
else
use prefix || fowners root:utmp /usr/bin/screen-${PV}
fperms 2755 /usr/bin/screen-${PV}
fi
if use tmpfiles; then
dodir /etc/tmpfiles.d
echo "d /var/run/screen ${tmpfiles_perms} root ${tmpfiles_group}" \
> "${ED}"/etc/tmpfiles.d/screen.conf
fi
insinto /usr/share/screen
doins terminfo/{screencap,screeninfo.src}
insinto /etc
doins "${FILESDIR}"/screenrc
pamd_mimic_system screen auth
}
pkg_postinst() {
local rundir="${EROOT%/}/var/run/screen"
local tmpfiles_perms="0775" tmpfiles_group="utmp"
if use multiuser; then
tmpfiles_perms="0755"
if ! use prefix; then
tmpfiles_group="root"
fi
# Pre-merge permissions are being lost?!
if (( 4751 != $( stat -Lc '%a' "${EPREFIX}/usr/bin/screen" ) )); then
ewarn "Having to re-set permissions of '${EPREFIX}/usr/bin/screen' from $(
stat -Lc '%a' "${EPREFIX}/usr/bin/screen"
) to 4751 (-rwsr-x--x)"
chmod 4751 "${EPREFIX}/usr/bin/screen"
fi
else
if (( 2751 != $( stat -Lc '%a' "${EPREFIX}/usr/bin/screen" ) )); then
ewarn "Having to re-set permissions of '${EPREFIX}/usr/bin/screen' from $(
stat -Lc '%a' "${EPREFIX}/usr/bin/screen"
) to 2751 (-rwx-r-s--x)"
chmod 2751 "${EPREFIX}/usr/bin/screen"
fi
fi
# Add /var/run/screen in case it doesn't exist yet. This should solve
# problems like bug #508634 where tmpfiles.d isn't in effect.
if [[ ! -d "${rundir}" || "$( stat -Lc '%a' "${rundir}" )" != "${tmpfiles_perms}" ]] ; then
mkdir -p "${rundir}"
chmod "${tmpfiles_perms}" "${rundir}"
use prefix || chgrp ${tmpfiles_group} "${rundir}"
fi
if [[ -z ${REPLACING_VERSIONS} ]]
then
elog "Some dangerous key bindings have been removed or changed to more safe values."
elog "We enable some xterm hacks in our default screenrc, which might break some"
elog "applications. Please check /etc/screenrc for information on these changes."
fi
if use prefix; then
ewarn "In order to allow screen to work correctly, please execute:"
ewarn " chown root:utmp ${EPREFIX}/usr/bin/screen"
if use multiuser; then
ewarn " chmod 4755 ${EPREFIX}/usr/bin/screen"
else
ewarn " chmod 2755 ${EPREFIX}/usr/bin/screen"
fi
ewarn " chown root:utmp ${rundir}"
ewarn "... as a privileged user"
fi
}
# vi: set diffopt=iwhite,filler:
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