#!/bin/bash
# ============================================================================
# DarkForge Linux — Phase 3, Chapter 8: sysvinit
# ============================================================================
# Purpose:  Build sysvinit (init, runlevels, halt, shutdown, etc.).
#           Core init system for DarkForge (replaces systemd as per spec).
# Inputs:   /sources/sysvinit-3.14.tar.xz
#           /sources/sysvinit-3.14-consolidated-1.patch
# Outputs:  init, shutdown, halt, reboot in /sbin/
# Assumes:  Running inside chroot
# Ref:      LFS 13.0 §8.84
# ============================================================================

set -euo pipefail

source /sources/toolchain-scripts/100-chroot-env.sh

PACKAGE="sysvinit"
VERSION="3.14"

echo "=== Building ${PACKAGE}-${VERSION} ==="

cd /sources
tar -xf "${PACKAGE}-${VERSION}.tar.xz"
cd "${PACKAGE}-${VERSION}"

# Apply consolidated patch for compatibility fixes
patch -Np1 -i ../sysvinit-${VERSION}-consolidated-1.patch

# Build without sulogin (password-protected root shell) for simplicity
make -C src
make -C src install DESTDIR=/

# Create necessary directories for sysvinit
mkdir -pv /etc/rc.d/init.d
mkdir -pv /etc/rc.d/rc0.d
mkdir -pv /etc/rc.d/rc1.d
mkdir -pv /etc/rc.d/rc2.d
mkdir -pv /etc/rc.d/rc3.d
mkdir -pv /etc/rc.d/rc4.d
mkdir -pv /etc/rc.d/rc5.d
mkdir -pv /etc/rc.d/rc6.d

cd /sources
rm -rf "${PACKAGE}-${VERSION}"
echo "=== ${PACKAGE}-${VERSION} complete ==="