168 lines
3.2 KiB
Bash
Executable File
168 lines
3.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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if [ ! -z ${GITHUB_ACTIONS-} ]; then
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set -x
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fi
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help() {
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cat <<'EOF'
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Install a binary release of a just hosted on GitHub
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USAGE:
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install [options]
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FLAGS:
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-h, --help Display this message
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-f, --force Force overwriting an existing binary
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OPTIONS:
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--tag TAG Tag (version) of the crate to install, defaults to latest release
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--to LOCATION Where to install the binary [default: ~/.cargo/bin]
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--target TARGET
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EOF
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}
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git=casey/just
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crate=just
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url=https://github.com/casey/just
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releases=$url/releases
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say() {
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echo "install: $@"
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}
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say_err() {
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say "$@" >&2
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}
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err() {
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if [ ! -z ${td-} ]; then
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rm -rf $td
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fi
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say_err "error: $@"
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exit 1
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}
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need() {
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if ! command -v $1 > /dev/null 2>&1; then
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err "need $1 (command not found)"
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fi
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}
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force=false
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while test $# -gt 0; do
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case $1 in
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--force | -f)
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force=true
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;;
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--help | -h)
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help
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exit 0
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;;
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--tag)
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tag=$2
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shift
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;;
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--target)
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target=$2
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shift
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;;
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--to)
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dest=$2
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shift
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;;
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*)
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;;
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esac
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shift
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done
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# Dependencies
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need curl
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need install
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need mkdir
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need mktemp
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need tar
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# Optional dependencies
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if [ -z ${tag-} ]; then
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need grep
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need cut
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fi
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if [ -z ${target-} ]; then
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need cut
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fi
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if [ -z ${dest-} ]; then
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dest="$HOME/.cargo/bin"
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fi
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if [ -z ${tag-} ]; then
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tag=$(curl --proto =https --tlsv1.3 -sSf https://api.github.com/repos/casey/just/releases/latest |
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grep tag_name |
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cut -d'"' -f4
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)
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fi
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if [ -z ${target-} ]; then
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# bash compiled with MINGW (e.g. git-bash, used in github windows runnners),
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# unhelpfully includes a version suffix in `uname -s` output, so handle that.
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# e.g. MINGW64_NT-10-0.19044
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kernel=$(uname -s | cut -d- -f1)
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uname_target="`uname -m`-$kernel"
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case $uname_target in
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aarch64-Linux) target=aarch64-unknown-linux-musl;;
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arm64-Darwin) target=aarch64-apple-darwin;;
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x86_64-Darwin) target=x86_64-apple-darwin;;
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x86_64-Linux) target=x86_64-unknown-linux-musl;;
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x86_64-Windows_NT) target=x86_64-pc-windows-msvc;;
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x86_64-MINGW64_NT) target=x86_64-pc-windows-msvc;;
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*)
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err 'Could not determine target from output of `uname -m`-`uname -s`, please use `--target`:' $uname_target
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;;
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esac
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fi
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# windows archives are zips, not tarballs
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case $target in
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x86_64-pc-windows-msvc) extension=zip; need unzip;;
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*) extension=tar.gz;;
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esac
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archive="$releases/download/$tag/$crate-$tag-$target.$extension"
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say_err "Repository: $url"
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say_err "Crate: $crate"
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say_err "Tag: $tag"
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say_err "Target: $target"
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say_err "Destination: $dest"
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say_err "Archive: $archive"
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td=$(mktemp -d || mktemp -d -t tmp)
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if [ "$extension" = "zip" ]; then
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# unzip on windows cannot always handle stdin, so download first.
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curl --proto =https --tlsv1.3 -sSfL $archive > $td/just.zip
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unzip -d $td $td/just.zip
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else
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curl --proto =https --tlsv1.3 -sSfL $archive | tar -C $td -xz
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fi
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for f in $(ls $td); do
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test -x $td/$f || continue
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if [ -e "$dest/$f" ] && [ $force = false ]; then
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err "$f already exists in $dest"
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else
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mkdir -p $dest
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install -m 755 $td/$f $dest
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fi
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done
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rm -rf $td
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