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#!/usr/bin/env bash
set -euo pipefail
export DEBIAN_FRONTEND=noninteractive
# === System Setup ===
echo "[*] Updating system packages..."
apt-get update -y
apt-get upgrade -y
echo "[*] Installing base build tools..."
apt-get install -y --no-install-recommends \
build-essential \
pkg-config \
libssl-dev \
zlib1g-dev \
ca-certificates \
curl \
git \
clang \
cmake \
python3 \
python3-pip \
jq \
lld
# === Rust Setup (x86_64-unknown-linux-gnu only) ===
if ! command -v rustup >/dev/null 2>&1; then
echo "[*] Installing Rust via rustup..."
curl https://sh.rustup.rs -sSf | sh -s -- -y --profile minimal
# shellcheck source=/dev/null
source "$HOME/.cargo/env"
else
echo "[*] rustup present; updating..."
rustup self update || true
fi
echo "[*] Configuring Rust toolchain..."
rustup toolchain install stable --profile minimal
rustup default stable
rustup target add x86_64-unknown-linux-gnu || true
# Remove any other installed Rust targets to keep env x64-only
mapfile -t INSTALLED < <(rustup target list --installed || true)
for t in "${INSTALLED[@]}"; do
if [[ "$t" != "x86_64-unknown-linux-gnu" ]]; then
rustup target remove "$t" || true
fi
done
# Optional: prefer lld; default linker is cc
mkdir -p "$HOME/.cargo"
cat > "$HOME/.cargo/config.toml" <<'EOI'
[target.x86_64-unknown-linux-gnu]
linker = "cc"
# To use lld, uncomment the next line:
# rustflags = ["-C", "link-arg=-fuse-ld=lld"]
EOI
# === Verification ===
echo "[*] Verifying installation..."
source "$HOME/.cargo/env"
rustc --version
cargo --version
echo "[*] Rust targets installed:"
rustup target list --installed
echo "[✓] Environment setup complete."
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