#!/usr/bin/env bash
set -euo pipefail
echo ">>> build_llama.sh starting at $(date)"

if [ ! -d "llama.cpp" ]; then
  git clone https://github.com/ggml-org/llama.cpp
fi
cd llama.cpp
git fetch --all --prune
git checkout master || true
git pull --ff-only || true

BUILD_DIR="build"
mkdir -p "${BUILD_DIR}"
echo "Running cmake..."
cmake -S . -B "${BUILD_DIR}" -DCMAKE_BUILD_TYPE=Release -DLLAMA_CURL=ON || {
  echo "cmake configuration failed"
  exit 2
}

echo "Building (this can take many minutes)..."
cmake --build "${BUILD_DIR}" --config Release --parallel $(nproc) || {
  echo "cmake build failed"
  exit 3
}

echo "Build finished. Binaries should be in ${BUILD_DIR}/bin"
ls -la "${BUILD_DIR}/bin" || true
echo ">>> build_llama.sh finished at $(date)"