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#!/bin/sh -e
# Build and install regular busybox.
# This excludes utilities which require 'suid' to function.
make CC="${CC:-gcc}"
make CONFIG_PREFIX="$1/usr" install
# Rename the binary temporarily.
mv "$1/usr/bin/busybox" "$1/usr/bin/busybox-nosuid"
# Build and install suid busybox.
# This _only_ includes utlities which require 'suid' to function.
cp -f .config-suid .config
make CC="${CC:-gcc}"
make CONFIG_PREFIX="$1/usr" install
# Aptly name the busybox binaries.
mv "$1/usr/bin/busybox" "$1/usr/bin/busybox-suid"
mv "$1/usr/bin/busybox-nosuid" "$1/usr/bin/busybox"
# Install the non-suid symlinks.
"$1/usr/bin/busybox" --list | while read -r bin; do
ln -s busybox "$1/usr/bin/$bin"
done
# Install the suid symlinks.
"$1/usr/bin/busybox-suid" --list | while read -r bin; do
ln -s busybox-suid "$1/usr/bin/$bin"
done
# Set suid on busybox suid.
chmod u+s "$1/usr/bin/busybox-suid"
# Install runit services
install -Dm755 crond.run "$1/etc/sv/crond/run"
install -Dm755 ntpd.run "$1/etc/sv/ntpd/run"
install -Dm755 syslogd.run "$1/etc/sv/syslogd/run"
ln -s /run/runit/supervise.crond "$1/etc/sv/crond/supervise"
ln -s /run/runit/supervise.ntpd "$1/etc/sv/ntpd/supervise"
ln -s /run/runit/supervise.syslogd "$1/etc/sv/syslogd/supervise"
# Install ntp config
install -Dm644 ntp.conf "$1/etc/ntp.conf"
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