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#!/bin/sh -e
# All directories are created sequentially, so we can ignore 'mkdir -pm' here.
# shellcheck disable=2174
# The fallback is for backwards compatibility, this will be dropped later.
sys_arch=${3:-$(uname -m)}
kinstall_t() {
mod=$1 dir=$2; mkdir -p "$2"
shift 2
for file do cp "$file" "$dir"; chmod "$mod" "$file"; done
}
# Setup base directories.
for d in boot dev etc home mnt usr var opt run; do
mkdir -pm 755 "$1/$d"
done
mkdir -pm 555 "$1/proc"
mkdir -pm 555 "$1/sys"
mkdir -pm 0750 "$1/root"
mkdir -pm 1777 "$1/tmp"
# Setup /usr hierarchy.
for d in bin include lib lib32 local share share/man src; do
mkdir -pm 755 "$1/usr/$d"
done
# Setup manpages directories.
for d in 1 2 3 4 5 6 7 8; do
mkdir -pm 755 "$1/usr/share/man/man$d"
done
# Add symlinks.
ln -s usr/bin "$1/bin"
ln -s usr/bin "$1/sbin"
ln -s bin "$1/usr/sbin"
ln -s usr/lib "$1/lib"
# Unless we are on i*86, create lib64 symlinks. Obviously, i*86
# is not the only 32-bit architecture, but it is currently the
# only supported one.
[ "${sys_arch#i?86}" ] && {
ln -s usr/lib "$1/lib64"
ln -s lib "$1/usr/lib64"
}
# Setup /var.
for d in cache local opt log log/old lib lib/misc empty service; do
mkdir -pm 755 "$1/var/$d"
done
for d in tmp spool spool/mail; do
mkdir -pm 1777 "$1/var/$d"
done
ln -s spool/mail "$1/var/mail"
ln -s ../run "$1/var/run"
ln -s ../run/lock "$1/var/lock"
# Setup /usr/local (usually for any programs installed outside package manager).
for d in bin etc games include lib man sbin share src; do
mkdir -pm 755 "$1/usr/local/$d"
done
ln -s ../man "$1/usr/local/share/man"
# /etc skeleton files.
kinstall_t 644 "$1/etc" fstab group host.conf hosts issue keymap os-release \
passwd profile securetty shells mime.types
kinstall_t 600 "$1/etc" crypttab shadow
kinstall_t 755 "$1/usr/bin" install-sv
ln -s /proc/self/mounts "$1/etc/mtab"
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