version.sh

set -exo pipefail

list_github_tags() {
  git ls-remote --tags --refs "$1" | grep -o 'refs/tags/.*' | cut -d/ -f3-
}

list_bootlin_versions_and_extensions() {
  local arch
  arch="$1"
  curl -sL "https://toolchains.bootlin.com/downloads/releases/toolchains/$arch/tarballs/" |
    sed -En 's/.*href="'"$arch"'--musl--stable-([^"]+)\.tar\.([^"]+)".*/\1 \2/p'
}

sort_versions() {
  sed 'h; s/[+_-]/./g; s/.p\([[:digit:]]\)/.z\1/; s/$/.z/; G; s/\n/ /' |
    LC_ALL=C sort -t. -k 1,1 -k 2,2n -k 3,3n -k 4,4n -k 5,5n | awk '{print $2}'
}

list_bootlin_versions() {
  local arch
  arch="$1"
  list_bootlin_versions_and_extensions "$arch" | cut -f 1 -d " "
}

check_bootlin_extension() {
  local arch
  arch="$1"
  local version
  version="$2"
  list_bootlin_versions_and_extensions "$arch" | awk '$1 == "'"$version"'" { print $2; }'
}