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#!/usr/bin/env nix-shell
#!nix-shell --pure -i bash
#!nix-shell -p cacert curl git jq nix-prefetch-git
# shellcheck shell=bash
# vim: set tabstop=2 shiftwidth=2 expandtab:
set -euo pipefail
shopt -s inherit_errexit
[ $# -gt 0 ] || {
printf >&2 'usage: %s <deps>' "$0"
exit 1
}
pkgpath=$(git rev-parse --show-toplevel)/pkgs/by-name/sk/skia-aseprite
depfilter=$(tr ' ' '|' <<< "$*")
depfile=$pkgpath/deps.nix
pkgfile=$pkgpath/package.nix
update_deps() {
local deps third_party_deps name url rev hash prefetch
version=$(sed -n 's|.*version = "\(.*\)".*|\1|p' < "$pkgfile")
deps=$(curl -fsS https://raw.githubusercontent.com/aseprite/skia/$version/DEPS)
third_party_deps=$(sed -n 's|[ ",]||g; s|:| |; s|@| |; s|^third_party/externals/||p' <<< "$deps")
filtered=$(grep -E -- "$depfilter" <<< "$third_party_deps")
if [[ -z $filtered ]]; then
printf >&2 '%s: error: filter "%s" matched nothing' "$0" "$depfilter"
return 1
fi
printf '{ fetchgit }:\n{\n'
while read -r name url rev; do
printf >&2 'Fetching %s@%s\n' "$name" "$rev"
prefetch=$(nix-prefetch-git --quiet --rev "$rev" "$url")
hash=$(jq -r '.hash' <<< "$prefetch")
cat << EOF
$name = fetchgit {
url = "$url";
rev = "$rev";
hash = "$hash";
};
EOF
# `read` could exit with a non-zero code without a newline at the end
done < <(printf '%s\n' "$filtered")
printf '}\n'
}
update_version() {
local newver newrev
newver=$(
curl --fail \
--header 'Accept: application/vnd.github+json' \
--location --show-error --silent \
${GITHUB_TOKEN:+ --user \":$GITHUB_TOKEN\"} \
https://api.github.com/repos/aseprite/skia/releases/latest \
| jq -r .tag_name
)
newhash=$(nix-prefetch-git --quiet --rev "$newver" https://github.com/aseprite/skia.git | jq -r '.hash')
sed \
-e 's|version = ".*"|version = "'$newver'"|' \
-e 's|hash = ".*"|hash = "'$newhash'"|' \
-- "$pkgfile"
}
temp=$(mktemp)
trap 'ret=$?; rm -rf -- "$temp"; exit $ret' EXIT
update_version > "$temp"
cp "$temp" "$pkgfile"
update_deps > "$temp"
cp "$temp" "$depfile"
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