42 lines
1.2 KiB
Bash
42 lines
1.2 KiB
Bash
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#!/usr/bin/env bash
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set -euo pipefail
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[ -r "./env-jj" ] && . ./env-jj
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JJ_VERSION="${JJ_VERSION:-0.41.0}"
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JJ_INSTALL_DIR="${JJ_INSTALL_DIR:-/usr/local/bin}"
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ARCH="$(uname -m)"
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case "${ARCH}" in
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x86_64) ARCH_TAG="x86_64-unknown-linux-musl" ;;
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aarch64) ARCH_TAG="aarch64-unknown-linux-musl" ;;
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*) echo "Unsupported architecture: ${ARCH}" >&2; exit 1 ;;
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esac
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JJ_TARBALL="jj-v${JJ_VERSION}-${ARCH_TAG}.tar.gz"
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JJ_URL="https://github.com/jj-vcs/jj/releases/download/v${JJ_VERSION}/${JJ_TARBALL}"
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echo "=== jj: checking prerequisites (version=${JJ_VERSION}, arch=${ARCH_TAG}) ==="
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if jj --version 2>/dev/null | grep -qF "${JJ_VERSION}"; then
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echo "=== jj: v${JJ_VERSION} already installed — skipping ==="
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exit 0
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fi
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echo "=== jj: downloading ${JJ_URL} ==="
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TMPDIR="$(mktemp -d)"
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trap 'rm -rf "${TMPDIR}"' EXIT
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curl -fsSL "${JJ_URL}" | tar -xz -C "${TMPDIR}"
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EXTRACTED_BIN="${TMPDIR}/jj-v${JJ_VERSION}-${ARCH_TAG}/jj"
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if [ ! -f "${EXTRACTED_BIN}" ]; then
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# Some releases ship the binary directly at the archive root
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EXTRACTED_BIN="${TMPDIR}/jj"
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fi
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chmod +x "${EXTRACTED_BIN}"
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sudo install -m 0755 "${EXTRACTED_BIN}" "${JJ_INSTALL_DIR}/jj"
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echo "=== jj: installed $(jj --version) at ${JJ_INSTALL_DIR}/jj ==="
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