102 lines
1.9 KiB
Bash
Executable File
102 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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usage() {
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cat <<USAGE
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Usage: $0
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Installs required build dependencies on Debian/Ubuntu using apt.
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Environment:
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DEPS_AUTO (default: 1) set to 0 to only print missing packages and exit non-zero
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APT_YES (default: 1) set to 0 to run apt without -y
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USAGE
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}
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if [[ "${1:-}" == "-h" || "${1:-}" == "--help" ]]; then
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usage
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exit 0
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fi
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DEPS_AUTO="${DEPS_AUTO:-1}"
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APT_YES="${APT_YES:-1}"
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# Must have apt
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if ! command -v apt-get >/dev/null 2>&1; then
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echo "ERROR: apt-get not found. This script supports Debian/Ubuntu only." >&2
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exit 1
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fi
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# Basic distro check (soft)
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if [[ -r /etc/os-release ]]; then
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. /etc/os-release
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case "${ID:-}" in
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debian|ubuntu|linuxmint|pop) : ;;
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*)
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echo "WARN: Detected ID=${ID:-unknown}. Proceeding anyway (apt-based system assumed)." >&2
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;;
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esac
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fi
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# Packages needed to build UW-IMAP 2007f with modern toolchains
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PKGS=(
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build-essential
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autoconf
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automake
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libtool
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pkg-config
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libssl-dev
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libpam0g-dev
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libc6-dev
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libcrypt-dev
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bison
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flex
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patch
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ca-certificates
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)
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missing=()
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for p in "${PKGS[@]}"; do
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if dpkg -s "$p" >/dev/null 2>&1; then
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continue
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fi
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missing+=( "$p" )
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done
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if (( ${#missing[@]} == 0 )); then
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echo "==> Dependencies already satisfied."
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exit 0
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fi
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echo "==> Missing packages:"
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printf ' - %s\n' "${missing[@]}"
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if [[ "$DEPS_AUTO" != "1" ]]; then
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echo "DEPS_AUTO=0 -> not installing automatically." >&2
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exit 2
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fi
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# Choose privilege escalation
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SUDO=""
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if [[ "$(id -u)" -ne 0 ]]; then
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if command -v sudo >/dev/null 2>&1; then
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SUDO="sudo"
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else
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echo "ERROR: Not running as root and sudo not found." >&2
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exit 1
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fi
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fi
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yesflag=()
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if [[ "$APT_YES" == "1" ]]; then
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yesflag=( -y )
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fi
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echo "==> Updating apt index"
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$SUDO apt-get update
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echo "==> Installing dependencies"
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$SUDO apt-get install "${yesflag[@]}" "${missing[@]}"
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echo "==> Done."
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