54 lines
1.9 KiB
Bash
Executable File
54 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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# LXS - platform dispatcher (POSIX side)
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# Description: Thin shim kept at the repo root so the documented install URL
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# and the /usr/local/bin/lxs symlink stay stable while the real
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# implementation lives in linux/lxs.sh.
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# Repo: https://git.hyko.cx/hykocx/lxs
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# License: MIT
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LXS_REPO_URL="${LXS_REPO_URL:-https://git.hyko.cx/hykocx/lxs}"
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LXS_BRANCH="${LXS_BRANCH:-main}"
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export LXS_RAW_BASE="${LXS_RAW_BASE:-${LXS_REPO_URL}/raw/branch/${LXS_BRANCH}}"
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# Platform sub-tree to dispatch into. Only linux/ ships today; the darwin
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# branch is here so a macos/ tree drops in without touching this file.
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case "$(uname -s 2>/dev/null)" in
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Linux) LXS_PLATFORM_DIR="linux" ;;
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Darwin) LXS_PLATFORM_DIR="macos" ;;
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*) LXS_PLATFORM_DIR="linux" ;;
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esac
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# Locate a sibling <platform>/lxs.sh (repo checkout or installed layout).
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_lxs_self_dir=""
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if [ -n "${BASH_SOURCE[0]:-}" ]; then
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_lxs_resolved=$(readlink -f "${BASH_SOURCE[0]}" 2>/dev/null) \
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|| _lxs_resolved=$(realpath "${BASH_SOURCE[0]}" 2>/dev/null) \
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|| _lxs_resolved="${BASH_SOURCE[0]}"
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[ -f "$_lxs_resolved" ] && _lxs_self_dir=$(dirname "$_lxs_resolved")
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unset _lxs_resolved
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fi
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if [ -n "$_lxs_self_dir" ] && [ -f "${_lxs_self_dir}/${LXS_PLATFORM_DIR}/lxs.sh" ]; then
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exec bash "${_lxs_self_dir}/${LXS_PLATFORM_DIR}/lxs.sh" "$@"
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fi
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# No files on disk — we were piped from curl. Fetch the platform entrypoint.
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if ! command -v curl >/dev/null 2>&1; then
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echo "lxs: curl is required to bootstrap ${LXS_PLATFORM_DIR}/lxs.sh" >&2
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exit 1
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fi
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_lxs_tmp=$(mktemp "/tmp/lxs.entrypoint.XXXXXX.sh") || exit 1
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if ! curl -fsSL -H "Cache-Control: no-cache" \
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-o "$_lxs_tmp" "${LXS_RAW_BASE}/${LXS_PLATFORM_DIR}/lxs.sh"; then
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echo "lxs: failed to fetch ${LXS_RAW_BASE}/${LXS_PLATFORM_DIR}/lxs.sh" >&2
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rm -f "$_lxs_tmp"
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exit 1
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fi
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bash "$_lxs_tmp" "$@"
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_lxs_rc=$?
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rm -f "$_lxs_tmp"
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exit $_lxs_rc
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