#!/bin/bash
# ============================================================================
# DarkForge Linux — Phase 3, Chapter 8: patch
# ============================================================================
# Purpose:  Build GNU patch (applies patches to files).
#           Essential for applying LFS and DarkForge patches to source code.
# Inputs:   /sources/patch-2.7.6.tar.xz
# Outputs:  patch binary in /usr/bin/
# Assumes:  Running inside chroot
# Ref:      LFS 13.0 §8.72
# ============================================================================

set -euo pipefail

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

PACKAGE="patch"
VERSION="2.7.6"

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

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

./configure --prefix=/usr

make
# Optional: run tests
# make check || true
make install

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