#!/bin/bash
# ============================================================================
# DarkForge Linux — Phase 3, Chapter 8.18: Expect
# ============================================================================
# Purpose:  Build Expect, which is used to run automated tests for other
#           programs. Required by dejagnu for the GCC test suite.
# Inputs:   /sources/expect5.45.4.tar.gz
#           /sources/expect-5.45.4-gcc15-1.patch (GCC 15 compatibility)
# Outputs:  expect binary and libraries in /usr
# Ref:      LFS 13.0 §8.18
# ============================================================================

set -euo pipefail
source /sources/toolchain-scripts/100-chroot-env.sh

PACKAGE="expect"
VERSION="5.45.4"

echo "=== Building ${PACKAGE}-${VERSION} (Phase 3) ==="

pkg_extract "${PACKAGE}${VERSION}.tar.gz"
cd "${PACKAGE}${VERSION}"

# Apply GCC 15 compatibility patch
patch -Np1 < "${SRCDIR}/expect-${VERSION}-gcc15-1.patch"

# Configure with Tcl support
./configure \
    --prefix=/usr \
    --with-tcl=/usr/lib \
    --with-tclinclude=/usr/include

make
make install

# Verify installation
echo "expect version: $(/usr/bin/expect -v | head -1)"

cd "${SRCDIR}"
pkg_cleanup "${PACKAGE}${VERSION}"
echo "=== ${PACKAGE}-${VERSION} complete ==="