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Diffstat (limited to 'scripts/install-crate.sh')
| -rwxr-xr-x | scripts/install-crate.sh | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/scripts/install-crate.sh b/scripts/install-crate.sh new file mode 100755 index 0000000..22fbc11 --- /dev/null +++ b/scripts/install-crate.sh @@ -0,0 +1,221 @@ +#!/bin/sh + +# modified from https://github.com/japaric/trust/blob/gh-pages/install.sh. + +set -e + +help() { + cat <<'EOF' +Install a binary release of a Rust crate hosted on GitHub + +Usage: + install-crate.sh [options] + +Options: + -h, --help Display this message + -q, --quiet Silence all output + --git SLUG Get the crate from "https://github/$SLUG" + -f, --force Force overwriting an existing binary + --crate NAME Name of the crate to install (default <repository name>) + --tag TAG Tag (version) of the crate to install (default <latest release>) + --no-tag Do not tag between the crate and the target in the url + --target TARGET Install the release compiled for $TARGET (default <`rustc` host>) + --to LOCATION Where to install the binary (default ~/.cargo/bin) + --completion + Install all the completions + + --completion-bash DIR + Install the bash completion scripts in DIR (default ~/.local/share/bash_completion.d) + + --completion-zsh DIR + Install the zsh completion scripts in DIR (default ~/.local/share/zsh/site-functions) + + --completion-fish DIR + Install the fish completion scripts in DIR (default ~/.config/fish/completions) +EOF +} + +say() { + if [ ! $quiet ]; then + echo "install-crate.sh: $1" + fi +} + +say_err() { + say "$1" >&2 +} + +err() { + if [ ! -z $td ]; then + rm -rf $td + fi + + say_err "ERROR $1" + exit 1 +} + +need() { + if ! command -v $1 >/dev/null 2>&1; then + err "need $1 (command not found)" + fi +} + +quiet=false +force=false +no_tag=false +completion_bash=false +completion_zsh=false +completion_fish=false +comp_dir_bash="${XDG_DATA_HOME:-$HOME/.local/share}/bash-completion" +comp_dir_zsh="${XDG_DATA_HOME:-$HOME/.local/share}/zsh/site-functions" +comp_dir_fish="${XDG_CONFIG_HOME:-$HOME/.config}/fish/completions" +while test $# -gt 0; do + case $1 in + --quiet | -q) + quiet=true + ;; + --crate) + crate=$2 + shift + ;; + --force | -f) + force=true + ;; + --git) + git=$2 + shift + ;; + --help | -h) + help + exit 0 + ;; + --tag) + tag=$2 + shift + ;; + --no-tag) + no_tag=true + ;; + --target) + target=$2 + shift + ;; + --to) + dest=$2 + shift + ;; + --completion) + completion_bash=true + completion_zsh=true + completion_fish=true + ;; + --completion-bash) + completion-bash=true + comp_bash_dir=$2 + shift + ;; + --completion-zsh) + completion-zsh=true + comp_zsh_dir=$2 + shift + ;; + --completion-fish) + completion-fish=true + comp_fish_dir=$2 + shift + ;; + *) ;; + + esac + shift +done + +# Dependencies +need basename +need curl +need install +need mkdir +need mktemp +need tar + +# Optional dependencies +if [ -z $crate ] || [ -z $tag ] || [ -z $target ]; then + need cut +fi + +if [ -z $tag ]; then + need rev +fi + +if [ -z $target ]; then + need grep + need rustc +fi + +if [ -z $git ]; then + err 'must specify a git repository using `--git`. Example: `install.sh --git japaric/cross`' +fi + +url="https://github.com/$git" +say_err "GitHub repository: $url" + +if [ -z $crate ]; then + crate=$(echo $git | cut -d'/' -f2) +fi + +say_err "Crate: $crate" + +url="$url/releases" + +if [ -z $tag ]; then + tag=$(curl -s "$url/latest" | cut -d'"' -f2 | rev | cut -d'/' -f1 | rev) + say_err "Tag: latest ($tag)" +else + say_err "Tag: $tag" +fi + +if [ -z $target ]; then + target=$(rustc -Vv | grep host | cut -d' ' -f2) +fi + +say_err "Target: $target" + +if [ -z $dest ]; then + dest="$HOME/.cargo/bin" +fi + +if [ $no_tag = false ]; then + crate_tag="-$tag" +fi + +say_err "Installing to: $dest" +url="$url/download/$tag/$crate${crate_tag}-$target.tar.gz" + +say_err "Downloading: $url" + +td=$(mktemp -d || mktemp -d -t tmp) +curl -sL $url | tar -C $td -xz + +for f in $(find "$td" -type f); do + case $f in + *".bash") + [ $completion_bash ] && install -D $f "$comp_dir_bash/$crate.sh" + ;; + *".zsh") + [ $completion_zsh ] && install -D $f "$comp_dir_zsh/_$crate" + ;; + *".fish") + [ $completion_fish ] && install -D $f "$comp_dir_fish/$crate.fish" + ;; + *) ;; + esac + + test -x $f || continue + if [ -e "$dest/$f" ] && [ $force = false ]; then + err "$(dirname $f) already exists in $dest" + else + install -Dm 755 $f $dest + fi +done + +rm -rf $td |