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#! /usr/bin/env nix-shell
#! nix-shell -i bash -p git mercurial common-updater-scripts
set -eux -o pipefail
cd "$(dirname "${BASH_SOURCE[0]}")" || exit 1
root=../../../..
tmp=$(mktemp -d)
trap 'rm -rf "$tmp"' EXIT
default() {
(cd "$root" && nix-instantiate --eval --strict -A "sourcehut.python.pkgs.$1.meta.position" | sed -re 's/^"(.*):[0-9]+"$/\1/')
}
version() {
(cd "$root" && nix-instantiate --eval --strict -A "sourcehut.python.pkgs.$1.version" | tr -d '"')
}
src_url() {
nix-instantiate --eval --strict --expr " with import $root {}; let src = sourcehut.python.pkgs.$1.drvAttrs.src; in src.meta.homepage" | tr -d '"'
}
get_latest_version() {
src="$(src_url "$1")"
rm -rf "$tmp"
if [ "$1" = "hgsrht" ]; then
hg clone "$src" "$tmp" >/dev/null
printf "%s" "$(cd "$tmp" && hg log --limit 1 --template '{latesttag}')"
else
git clone "$src" "$tmp" >/dev/null
printf "%s" "$(cd "$tmp" && git describe "$(git rev-list --tags --max-count=1)")"
fi
}
update_version() {
default_nix="$(default "$1")"
oldVersion="$(version "$1")"
version="$(get_latest_version "$1")"
(cd "$root" && update-source-version "sourcehut.python.pkgs.$1" "$version")
# Update vendorHash of Go modules
retry=true
while "$retry"; do
retry=false;
exec < <(exec nix -L build -f "$root" sourcehut.python.pkgs."$1" 2>&1)
while IFS=' :' read -r origin hash; do
case "$origin" in
(expected|specified) oldHash="$hash";;
(got) sed -i "s|$oldHash|$hash|" "$default_nix"; retry=true; break;;
(*) printf >&2 "%s\n" "$origin${hash:+:$hash}"
esac
done
done
if [ "$oldVersion" != "$version" ]; then
git add "$default_nix"
git commit -m "sourcehut.$1: $oldVersion -> $version"
fi
}
if [ $# -gt 0 ]; then
services=("$@")
else
# Beware that some packages must be updated before others,
# eg. buildsrht must be updated before gitsrht,
# otherwise this script would enter an infinite loop
# because the reported $oldHash to be changed
# may not actually be in $default_nix
# but in the file of one of its dependencies.
services=( "srht" "scmsrht" "buildsrht" "gitsrht" "hgsrht" "hubsrht" "listssrht" "mansrht"
"metasrht" "pagessrht" "pastesrht" "todosrht" )
fi
for service in "${services[@]}"; do
update_version "$service"
done
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