blob: 15c608fff27e7e179b85fb4cc381f71572e7deca [file] [log] [blame]
# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# See `man savedconfig.eclass` for info on how to use USE=savedconfig.
EAPI=6
inherit flag-o-matic savedconfig toolchain-funcs
DESCRIPTION="Utilities for rescue and embedded systems"
HOMEPAGE="https://www.busybox.net/"
if [[ ${PV} == "9999" ]] ; then
MY_P=${P}
EGIT_REPO_URI="https://git.busybox.net/busybox"
inherit git-r3
else
MY_P=${PN}-${PV/_/-}
SRC_URI="https://www.busybox.net/downloads/${MY_P}.tar.bz2"
KEYWORDS="*"
fi
LICENSE="GPL-2" # GPL-2 only
SLOT="0"
IUSE="debug ipv6 livecd make-symlinks math mdev pam selinux sep-usr static syslog systemd"
REQUIRED_USE="pam? ( !static )"
RESTRICT="test"
COMMON_DEPEND="!static? ( selinux? ( sys-libs/libselinux ) )
pam? ( sys-libs/pam )"
DEPEND="${COMMON_DEPEND}
static? ( selinux? ( sys-libs/libselinux[static-libs(+)] ) )
>=sys-kernel/linux-headers-2.6.39"
RDEPEND="${COMMON_DEPEND}
mdev? ( !<sys-apps/openrc-0.13 )"
S=${WORKDIR}/${MY_P}
busybox_config_option() {
local flag=$1 ; shift
if [[ ${flag} != [yn] && ${flag} != \"* ]] ; then
busybox_config_option $(usex ${flag} y n) "$@"
return
fi
local expr
while [[ $# -gt 0 ]] ; do
case ${flag} in
y) expr="s:.*\<CONFIG_$1\>.*set:CONFIG_$1=y:g" ;;
n) expr="s:CONFIG_$1=y:# CONFIG_$1 is not set:g" ;;
*) expr="s:.*\<CONFIG_$1\>.*:CONFIG_$1=${flag}:g" ;;
esac
sed -i -e "${expr}" .config || die
einfo "$(grep "CONFIG_$1[= ]" .config || echo "Could not find CONFIG_$1 ...")"
shift
done
}
busybox_config_enabled() {
local val=$(sed -n "/^CONFIG_$1=/s:^[^=]*=::p" .config)
case ${val} in
"") return 1 ;;
y) return 0 ;;
*) echo "${val}" | sed -r 's:^"(.*)"$:\1:' ;;
esac
}
# patches go here!
PATCHES=(
"${FILESDIR}"/${PN}-1.26.2-bb.patch
# "${FILESDIR}"/${P}-*.patch
)
src_prepare() {
default
unset KBUILD_OUTPUT #88088
append-flags -fno-strict-aliasing #310413
use ppc64 && append-flags -mminimal-toc #130943
cp "${FILESDIR}"/ginit.c init/ || die
# flag cleanup
sed -i -r \
-e 's:[[:space:]]?-(Werror|Os|falign-(functions|jumps|loops|labels)=1|fomit-frame-pointer)\>::g' \
Makefile.flags || die
#sed -i '/bbsh/s:^//::' include/applets.h
sed -i '/^#error Aborting compilation./d' applets/applets.c || die
use elibc_glibc && sed -i 's:-Wl,--gc-sections::' Makefile
sed -i \
-e "/^CROSS_COMPILE/s:=.*:= ${CHOST}-:" \
-e "/^AR\>/s:=.*:= $(tc-getAR):" \
-e "/^CC\>/s:=.*:= $(tc-getCC):" \
-e "/^HOSTCC/s:=.*:= $(tc-getBUILD_CC):" \
-e "/^PKG_CONFIG\>/s:=.*:= $(tc-getPKG_CONFIG):" \
Makefile || die
sed -i \
-e 's:-static-libgcc::' \
Makefile.flags || die
}
src_configure() {
# check for a busybox config before making one of our own.
# if one exist lets return and use it.
restore_config .config
if [ -f .config ]; then
yes "" | emake -j1 -s oldconfig >/dev/null
return 0
else
ewarn "Could not locate user configfile, so we will save a default one"
fi
# setup the config file
emake -j1 -s allyesconfig >/dev/null
# nommu forces a bunch of things off which we want on #387555
busybox_config_option n NOMMU
sed -i '/^#/d' .config
yes "" | emake -j1 -s oldconfig >/dev/null
# now turn off stuff we really don't want
busybox_config_option n DMALLOC
busybox_config_option n FEATURE_2_4_MODULES #607548
busybox_config_option n FEATURE_SUID_CONFIG
busybox_config_option n BUILD_AT_ONCE
busybox_config_option n BUILD_LIBBUSYBOX
busybox_config_option n FEATURE_CLEAN_UP
busybox_config_option n MONOTONIC_SYSCALL
busybox_config_option n USE_PORTABLE_CODE
busybox_config_option n WERROR
# triming the BSS size may be dangerous
busybox_config_option n FEATURE_USE_BSS_TAIL
# These cause trouble with musl.
if use elibc_musl; then
busybox_config_option n FEATURE_UTMP
busybox_config_option n EXTRA_COMPAT
busybox_config_option n FEATURE_VI_REGEX_SEARCH
fi
# If these are not set and we are using a uclibc/busybox setup
# all calls to system() will fail.
busybox_config_option y ASH
busybox_config_option y SH_IS_ASH
busybox_config_option n HUSH
busybox_config_option n SH_IS_HUSH
busybox_config_option '"/run"' PID_FILE_PATH
busybox_config_option '"/run/ifstate"' IFUPDOWN_IFSTATE_PATH
# disable ipv6 applets
if ! use ipv6; then
busybox_config_option n FEATURE_IPV6
busybox_config_option n TRACEROUTE6
busybox_config_option n PING6
busybox_config_option n UDHCPC6
fi
busybox_config_option pam PAM
busybox_config_option static STATIC
busybox_config_option syslog {K,SYS}LOGD LOGGER
busybox_config_option systemd FEATURE_SYSTEMD
busybox_config_option math FEATURE_AWK_LIBM
# disable features that uClibc doesn't (yet?) provide.
if use elibc_uclibc; then
busybox_config_option n FEATURE_SYNC_FANCY #567598
busybox_config_option n NSENTER
fi
# all the debug options are compiler related, so punt them
busybox_config_option n DEBUG_SANITIZE
busybox_config_option n DEBUG
busybox_config_option y NO_DEBUG_LIB
busybox_config_option n DMALLOC
busybox_config_option n EFENCE
busybox_config_option $(usex debug y n) TFTP_DEBUG
busybox_config_option selinux SELINUX
# this opt only controls mounting with <linux-2.6.23
busybox_config_option n FEATURE_MOUNT_NFS
# default a bunch of uncommon options to off
local opt
for opt in \
ADD_SHELL \
BEEP BOOTCHARTD \
CRONTAB \
DC DEVFSD DNSD DPKG{,_DEB} \
FAKEIDENTD FBSPLASH FOLD FSCK_MINIX FTP{GET,PUT} \
FEATURE_DEVFS \
HOSTID HUSH \
INETD INOTIFYD IPCALC \
LOCALE_SUPPORT LOGNAME LPD \
MAKEMIME MKFS_MINIX MSH \
OD \
RDEV READPROFILE REFORMIME REMOVE_SHELL RFKILL RUN_PARTS RUNSV{,DIR} \
SLATTACH SMEMCAP SULOGIN SV{,LOGD} \
TASKSET TCPSVD \
RPM RPM2CPIO \
UDPSVD UUDECODE UUENCODE
do
busybox_config_option n ${opt}
done
emake -j1 oldconfig > /dev/null
}
src_compile() {
unset KBUILD_OUTPUT #88088
export SKIP_STRIP=y
emake V=1 busybox
}
src_install() {
unset KBUILD_OUTPUT #88088
save_config .config
into /
dodir /bin
if use sep-usr ; then
# install /ginit to take care of mounting stuff
exeinto /
newexe busybox_unstripped ginit
dosym /ginit /bin/bb
dosym bb /bin/busybox
else
newbin busybox_unstripped busybox
dosym busybox /bin/bb
fi
if use mdev ; then
dodir /$(get_libdir)/mdev/
use make-symlinks || dosym /bin/bb /sbin/mdev
cp "${S}"/examples/mdev_fat.conf "${ED}"/etc/mdev.conf
exeinto /$(get_libdir)/mdev/
doexe "${FILESDIR}"/mdev/*
newinitd "${FILESDIR}"/mdev.initd mdev
fi
if use livecd ; then
dosym busybox /bin/vi
fi
# add busybox daemon's, bug #444718
if busybox_config_enabled FEATURE_NTPD_SERVER; then
newconfd "${FILESDIR}/ntpd.confd" "busybox-ntpd"
newinitd "${FILESDIR}/ntpd.initd" "busybox-ntpd"
fi
if busybox_config_enabled SYSLOGD; then
newconfd "${FILESDIR}/syslogd.confd" "busybox-syslogd"
newinitd "${FILESDIR}/syslogd.initd" "busybox-syslogd"
fi
if busybox_config_enabled KLOGD; then
newconfd "${FILESDIR}/klogd.confd" "busybox-klogd"
newinitd "${FILESDIR}/klogd.initd" "busybox-klogd"
fi
if busybox_config_enabled WATCHDOG; then
newconfd "${FILESDIR}/watchdog.confd" "busybox-watchdog"
newinitd "${FILESDIR}/watchdog.initd" "busybox-watchdog"
fi
if busybox_config_enabled UDHCPC; then
local path=$(busybox_config_enabled UDHCPC_DEFAULT_SCRIPT)
exeinto "${path%/*}"
newexe examples/udhcp/simple.script "${path##*/}"
fi
if busybox_config_enabled UDHCPD; then
insinto /etc
doins examples/udhcp/udhcpd.conf
fi
# bundle up the symlink files for use later
emake DESTDIR="${ED}" install
rm _install/bin/busybox
# for compatibility, provide /usr/bin/env
mkdir -p _install/usr/bin
ln -s /bin/env _install/usr/bin/env
tar cf busybox-links.tar -C _install . || : #;die
insinto /usr/share/${PN}
use make-symlinks && doins busybox-links.tar
dodoc AUTHORS README TODO
cd docs
docinto txt
dodoc *.txt
docinto pod
dodoc *.pod
docinto html
dodoc *.html
cd ../examples
docinto examples
dodoc inittab depmod.pl *.conf *.script undeb unrpm
}
pkg_preinst() {
if use make-symlinks && [[ ! ${VERY_BRAVE_OR_VERY_DUMB} == "yes" ]] && [[ ${ROOT} == "/" ]] ; then
ewarn "setting USE=make-symlinks and emerging to / is very dangerous."
ewarn "it WILL overwrite lots of system programs like: ls bash awk grep (bug 60805 for full list)."
ewarn "If you are creating a binary only and not merging this is probably ok."
ewarn "set env VERY_BRAVE_OR_VERY_DUMB=yes if this is really what you want."
die "silly options will destroy your system"
fi
if use make-symlinks ; then
mv "${ED}"/usr/share/${PN}/busybox-links.tar "${T}"/ || die
fi
}
pkg_postinst() {
savedconfig_pkg_postinst
if use make-symlinks ; then
cd "${T}" || die
mkdir _install
tar xf busybox-links.tar -C _install || die
cp -vpPR _install/* "${ROOT}"/ || die "copying links for ${x} failed"
fi
if use sep-usr ; then
elog "In order to use the sep-usr support, you have to update your"
elog "kernel command line. Add the option:"
elog " init=/ginit"
elog "To launch a different init than /sbin/init, use:"
elog " init=/ginit /sbin/yourinit"
elog "To get a rescue shell, you may boot with:"
elog " init=/ginit bb"
fi
}