#!/bin/bash
# ============================================================================
# DarkForge Linux — Phase 3, Chapter 8: gzip
# ============================================================================
# Purpose:  Build gzip (compression utility for .gz files).
#           Essential for working with compressed archives.
# Inputs:   /sources/gzip-1.13.tar.xz
# Outputs:  gzip, gunzip, zcat binaries in /usr/bin/
# Assumes:  Running inside chroot
# Ref:      LFS 13.0 §8.67 (we skip 8.66 GRUB as per DarkForge spec)
# ============================================================================

set -euo pipefail

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

PACKAGE="gzip"
VERSION="1.13"

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

# Create symlinks
cd /usr/bin
ln -sfv gzip gunzip
ln -sfv gzip zcat

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