Luke Granger-Brown
57725ef3ec
git-subtree-dir: third_party/nixpkgs git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
140 lines
4.1 KiB
Nix
140 lines
4.1 KiB
Nix
{ lib
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, stdenv
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, common-updater-scripts
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, coreutils
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, gnugrep
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, gnused
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, nix
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, writeScript
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}:
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{ name ? null
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, pname ? null
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, version ? null
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, attrPath ? null
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, versionLister
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, allowedVersions ? ""
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, ignoredVersions ? ""
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, rev-prefix ? ""
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, odd-unstable ? false
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, patchlevel-unstable ? false
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}:
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let
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# where to print git commands and debugging messages
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fileForGitCommands = "update-git-commits.txt";
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grep = lib.getExe gnugrep;
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sed = lib.getExe gnused;
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# shell script to update package
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updateScript = writeScript "generic-update-script.sh" ''
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#! ${stdenv.shell}
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set -o errexit
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set -x
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name="$1"
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pname="$2"
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version="$3"
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attr_path="$4"
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version_lister="$5"
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allowed_versions="$6"
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ignored_versions="$7"
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rev_prefix="$8"
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odd_unstable="$9"
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patchlevel_unstable="''${10}"
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[[ -n "$name" ]] || name="$UPDATE_NIX_NAME"
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[[ -n "$pname" ]] || pname="$UPDATE_NIX_PNAME"
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[[ -n "$version" ]] || version="$UPDATE_NIX_OLD_VERSION"
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[[ -n "$attr_path" ]] || attr_path="$UPDATE_NIX_ATTR_PATH"
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# print header
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echo "# $name" >> ${fileForGitCommands}
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function version_is_ignored() {
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local tag="$1"
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[ -n "$ignored_versions" ] && ${grep} -q -E -e "$ignored_versions" <<< "$tag"
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}
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function version_is_unstable() {
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local tag="$1"
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local enforce="$2"
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if [ -n "$odd_unstable" -o -n "$enforce" ]; then
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local minor=$(echo "$tag" | ${sed} -rne 's,^[0-9]+\.([0-9]+).*,\1,p')
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if [ $((minor % 2)) -eq 1 ]; then
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return 0
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fi
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fi
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if [ -n "$patchlevel_unstable" -o -n "$enforce" ]; then
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local patchlevel=$(echo "$tag" | ${sed} -rne 's,^[0-9]+\.[0-9]+\.([0-9]+).*$,\1,p')
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if ((patchlevel >= 90)); then
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return 0
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fi
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fi
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return 1
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}
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tags=$(sh -c "$version_lister --pname=$pname --attr-path=$attr_path --file=\"${fileForGitCommands}\"") || exit 1
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# print available tags
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for tag in $tags; do
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echo "# found $pname version: $tag" >> ${fileForGitCommands}
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done
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# cut any revision prefix not used in the NixOS package version
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if [ -n "$rev_prefix" ]; then
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tags=$(echo "$tags" | ${grep} "^$rev_prefix")
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tags=$(echo "$tags" | ${sed} -e "s,^$rev_prefix,,")
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fi
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tags=$(echo "$tags" | ${grep} "^[0-9]")
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if [ -n "$allowed_versions" ]; then
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tags=$(echo "$tags" | ${grep} -E -e "$allowed_versions")
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fi
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# sort the tags in decreasing order
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tags=$(echo "$tags" | ${coreutils}/bin/sort --reverse --version-sort)
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# find the newest tag
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# do not consider development versions
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for latest_tag in $tags; do
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if version_is_ignored "$latest_tag"; then
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echo "# skip ignored version: $pname-$latest_tag" >> ${fileForGitCommands}
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latest_tag=
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elif version_is_unstable "$latest_tag"; then
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echo "# skip development version: $pname-$latest_tag" >> ${fileForGitCommands}
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latest_tag=
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else
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if version_is_unstable "$latest_tag" "enforce"; then
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echo "# use potential development version: $pname-$latest_tag" >> ${fileForGitCommands}
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fi
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break
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fi
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done
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if [ -n "$latest_tag" ]; then
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# print commands to commit the changes
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if [ "$version" != "$latest_tag" ]; then
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pfile=$(EDITOR=echo ${nix}/bin/nix edit --extra-experimental-features nix-command -f. "$attr_path")
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echo " git add $pfile " >> ${fileForGitCommands}
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echo " git commit -m '$attr_path: $version -> $latest_tag'" >> ${fileForGitCommands}
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fi
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# update the nix expression
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${common-updater-scripts}/bin/update-source-version --print-changes "$attr_path" "$latest_tag"
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else
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# No changes for commit protocol.
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echo "[]"
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fi
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echo "" >> ${fileForGitCommands}
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'';
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in {
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name = "generic-update-script";
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command = [ updateScript name pname version attrPath versionLister allowedVersions ignoredVersions rev-prefix odd-unstable patchlevel-unstable ];
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supportedFeatures = [
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# Stdout must contain output according to the updateScript commit protocol when the update script finishes with a non-zero exit code.
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"commit"
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];
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}
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