|
| 1 | +#!/usr/bin/env bash |
| 2 | +set -euo pipefail |
| 3 | + |
| 4 | +CARGO_HOME="${CARGO_HOME:-$HOME/.cargo}" |
| 5 | +CARGO_ENV="$CARGO_HOME/env" |
| 6 | + |
| 7 | +if [ -f "$CARGO_ENV" ]; then |
| 8 | + source "$CARGO_ENV" 2>/dev/null || true |
| 9 | +fi |
| 10 | + |
| 11 | +have_rustc() { command -v rustc >/dev/null 2>&1; } |
| 12 | +have_cargo() { command -v cargo >/dev/null 2>&1; } |
| 13 | +have_rustup() { command -v rustup >/dev/null 2>&1; } |
| 14 | +have_cc() { command -v cc >/dev/null 2>&1; } |
| 15 | + |
| 16 | +# ── CC / system package helpers ───────────────────────────────────────────── |
| 17 | + |
| 18 | +detect_pkg_manager() { |
| 19 | + case "$(uname -s)" in |
| 20 | + Linux) |
| 21 | + if [ -f /etc/os-release ]; then |
| 22 | + local id |
| 23 | + id=$(awk -F= '/^ID=/{print tolower($2)}' /etc/os-release | tr -d '"') |
| 24 | + case "$id" in |
| 25 | + ubuntu|debian|pop|linuxmint|elementary|zorin|neon) echo "apt:build-essential" ;; |
| 26 | + fedora|centos|rhel|rocky|almalinux) echo "dnf:gcc" ;; |
| 27 | + arch|manjaro|endeavouros) echo "pacman:gcc" ;; |
| 28 | + opensuse*|suse) echo "zypper:gcc" ;; |
| 29 | + *) echo "unknown" ;; |
| 30 | + esac |
| 31 | + else |
| 32 | + echo "unknown" |
| 33 | + fi |
| 34 | + ;; |
| 35 | + FreeBSD) echo "pkg:gcc" ;; |
| 36 | + NetBSD) echo "pkgin:gcc12" ;; |
| 37 | + *) echo "unknown" ;; |
| 38 | + esac |
| 39 | +} |
| 40 | + |
| 41 | +install_system_cc() { |
| 42 | + local manager="$1" |
| 43 | + local pkg_name="${manager#*:}" |
| 44 | + local cmd="${manager%%:*}" |
| 45 | + |
| 46 | + case "$cmd" in |
| 47 | + apt) |
| 48 | + echo "Running: sudo apt install -y $pkg_name" |
| 49 | + sudo apt update && sudo apt install -y "$pkg_name" |
| 50 | + ;; |
| 51 | + dnf) |
| 52 | + echo "Running: sudo dnf install -y $pkg_name" |
| 53 | + sudo dnf install -y "$pkg_name" |
| 54 | + ;; |
| 55 | + pacman) |
| 56 | + echo "Running: sudo pacman -S --noconfirm $pkg_name" |
| 57 | + sudo pacman -S --noconfirm "$pkg_name" |
| 58 | + ;; |
| 59 | + zypper) |
| 60 | + echo "Running: sudo zypper install -y $pkg_name" |
| 61 | + sudo zypper install -y "$pkg_name" |
| 62 | + ;; |
| 63 | + pkg) |
| 64 | + echo "Running: sudo pkg install -y $pkg_name" |
| 65 | + sudo pkg install -y "$pkg_name" |
| 66 | + ;; |
| 67 | + pkgin) |
| 68 | + echo "Running: sudo pkgin -y install $pkg_name" |
| 69 | + sudo pkgin -y install "$pkg_name" |
| 70 | + ;; |
| 71 | + *) |
| 72 | + echo "Could not determine how to install a C compiler on this system." |
| 73 | + echo "Please install gcc or clang and re-run this script." |
| 74 | + return 1 |
| 75 | + ;; |
| 76 | + esac |
| 77 | +} |
| 78 | + |
| 79 | +ensure_cc() { |
| 80 | + if have_cc; then |
| 81 | + return 0 |
| 82 | + fi |
| 83 | + |
| 84 | + echo "" |
| 85 | + echo "A C compiler (cc) is required to build Rust crates." |
| 86 | + echo "" |
| 87 | + |
| 88 | + local manager |
| 89 | + manager=$(detect_pkg_manager) |
| 90 | + |
| 91 | + if [ "$manager" = "unknown" ]; then |
| 92 | + echo "Could not detect your package manager." |
| 93 | + echo "Please install gcc or clang, then re-run this script." |
| 94 | + exit 1 |
| 95 | + fi |
| 96 | + |
| 97 | + local pkg_name="${manager#*:}" |
| 98 | + echo "Detected package manager: ${manager%%:*}" |
| 99 | + echo "Required package: $pkg_name" |
| 100 | + echo "" |
| 101 | + |
| 102 | + read -r -p "Install $pkg_name now? [y/N] " answer |
| 103 | + case "$answer" in |
| 104 | + [yY]|[yY][eE][sS]) ;; |
| 105 | + *) |
| 106 | + echo "Please install gcc or clang, then re-run this script." |
| 107 | + exit 1 |
| 108 | + ;; |
| 109 | + esac |
| 110 | + |
| 111 | + install_system_cc "$manager" |
| 112 | + |
| 113 | + if ! have_cc; then |
| 114 | + echo "Failed to install C compiler. Please install it manually." |
| 115 | + exit 1 |
| 116 | + fi |
| 117 | + echo "C compiler installed: $(cc --version 2>&1 | head -1)" |
| 118 | +} |
| 119 | + |
| 120 | +# ── Main setup flow ───────────────────────────────────────────────────────── |
| 121 | + |
| 122 | +if have_rustc && have_cargo && have_rustup; then |
| 123 | + echo "Rust toolchain already installed (rustc $(rustc --version | awk '{print $2}'))." |
| 124 | + if ! cargo clippy --version >/dev/null 2>&1; then |
| 125 | + echo "Installing missing clippy component..." |
| 126 | + rustup component add clippy |
| 127 | + fi |
| 128 | + ensure_cc |
| 129 | + echo "" |
| 130 | + if ! command -v cargo-nextest >/dev/null 2>&1; then |
| 131 | + echo "Installing cargo-nextest..." |
| 132 | + cargo install cargo-nextest --locked |
| 133 | + fi |
| 134 | + echo "" |
| 135 | + echo "Setup complete." |
| 136 | + exit 0 |
| 137 | +fi |
| 138 | + ensure_cc |
| 139 | + echo "" |
| 140 | + echo "Setup complete." |
| 141 | + exit 0 |
| 142 | +fi |
| 143 | + |
| 144 | +echo "" |
| 145 | +echo "Rust is required to build this project." |
| 146 | +echo "" |
| 147 | + |
| 148 | +if have_rustc || have_cargo || have_rustup; then |
| 149 | + echo "A partial Rust installation was detected. Run 'rustup update' and try again." |
| 150 | + exit 1 |
| 151 | +fi |
| 152 | + |
| 153 | +read -r -p "Install Rust from https://rustup.rs? [y/N] " answer |
| 154 | +case "$answer" in |
| 155 | + [yY]|[yY][eE][sS]) ;; |
| 156 | + *) |
| 157 | + echo "Rust not installed. Get it from https://rustup.rs, then re-run this script." |
| 158 | + exit 1 |
| 159 | + ;; |
| 160 | +esac |
| 161 | + |
| 162 | +echo "Downloading and running rustup-init..." |
| 163 | +curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable |
| 164 | + |
| 165 | +if [ -f "$CARGO_ENV" ]; then |
| 166 | + source "$CARGO_ENV" 2>/dev/null || true |
| 167 | +else |
| 168 | + export PATH="$CARGO_HOME/bin:$PATH" |
| 169 | +fi |
| 170 | + |
| 171 | +echo "" |
| 172 | +echo "Rust installed. Version info:" |
| 173 | +rustc --version |
| 174 | +cargo --version |
| 175 | +rustup --version |
| 176 | + |
| 177 | +echo "" |
| 178 | +echo "Installing clippy..." |
| 179 | +rustup component add clippy |
| 180 | + |
| 181 | +ensure_cc |
| 182 | + |
| 183 | +echo "" |
| 184 | +echo "Installing cargo-nextest..." |
| 185 | +if ! command -v cargo-nextest >/dev/null 2>&1; then |
| 186 | + cargo install cargo-nextest --locked |
| 187 | +else |
| 188 | + echo "cargo-nextest already installed." |
| 189 | +fi |
| 190 | + |
| 191 | +echo "" |
| 192 | +echo "Setup complete." |
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