intermodal/www/install.sh
Casey Rodarmor a67eb72848
Improve install.sh and documentation
- Don't fail now that archive contains directory
- Change default install location to `~/bin`
- Suggestion installing in ~/bin
- Add instructions to create `~/bin`, install there, and add `~/bin` to
  the PATH variable.

type: distribution
pr: https://github.com/casey/intermodal/pull/352
2020-04-09 20:48:43 -07:00

121 lines
1.9 KiB
Bash
Executable File

#!/usr/bin/env bash
set -eu
help() {
cat <<'EOF'
Install a binary release of `imdl` hosted on GitHub
Usage:
install [options]
Options:
-h, --help Display this message
-f, --force Force overwriting an existing binary
--tag TAG Tag (version) to install (default <latest release>)
--to LOCATION Where to install the binary (default ~/bin)
EOF
}
git=casey/intermodal
crate=imdl
bin=imdl
url=https://github.com/casey/intermodal
releases=$url/releases
case `uname -s` in
Darwin) target=x86_64-apple-darwin;;
Linux) target=x86_64-unknown-linux-musl;;
*) target=x86_64-pc-windows-msvc;;
esac
say() {
echo "install: $1"
}
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
}
force=false
while test $# -gt 0; do
case $1 in
--force | -f)
force=true
;;
--help | -h)
help
exit 0
;;
--tag)
tag=$2
shift
;;
--to)
dst=$2
shift
;;
*)
;;
esac
shift
done
# Dependencies
need basename
need curl
need install
need mkdir
need mktemp
need tar
# Optional dependencies
if [ -z ${tag-} ]; then
need cut
need rev
fi
if [ -z ${dst-} ]; then
dst="$HOME/bin"
fi
if [ -z ${tag-} ]; then
tag=$(curl -s "$releases/latest" | cut -d'"' -f2 | rev | cut -d'/' -f1 | rev)
fi
archive="$releases/download/$tag/$crate-$tag-$target.tar.gz"
say_err "Repository: $url"
say_err "Crate: $crate"
say_err "Tag: $tag"
say_err "Target: $target"
say_err "Destination: $dst"
say_err "Archive: $archive"
td=$(mktemp -d || mktemp -d -t tmp)
curl -sL $archive | tar -C $td -xz
if [ -e "$dst/$bin" ] && [ $force = false ]; then
err "$bin already exists in $dst"
else
mkdir -p $dst
install -m 755 $td/$bin $dst
fi
rm -rf $td