60 lines
1.3 KiB
Bash
Executable File
60 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# lists all available tags from a git repository
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pname="" # package name
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attr_path="" # package attribute path
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url="" # git repository url
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file="" # file for writing debugging information
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while (( $# > 0 )); do
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flag="$1"
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shift 1
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case "$flag" in
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--pname=*)
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pname="${flag#*=}"
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;;
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--attr-path=*)
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attr_path="${flag#*=}"
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;;
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--url=*)
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url="${flag#*=}"
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;;
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--file=*)
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file="${flag#*=}"
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;;
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*)
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echo "$0: unknown option ‘${flag}’"
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exit 1
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;;
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esac
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done
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if [[ -z "$pname" ]]; then
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pname="$UPDATE_NIX_PNAME"
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fi
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if [[ -z "$attr_path" ]]; then
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attr_path="$UPDATE_NIX_ATTR_PATH"
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fi
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# By default we set url to src.url or src.meta.homepage
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if [[ -z "$url" ]]; then
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url="$(nix-instantiate $systemArg --eval -E \
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"with import ./. {}; $attr_path.src.meta.homepage or $attr_path.src.url" \
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| tr -d '"')"
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fi
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# print a debugging message
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if [[ -n "$file" ]]; then
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echo "# Listing tags for '$pname' at $url" >> $file
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fi
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# list all tags from the remote repository
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tags=$(git ls-remote --tags --refs "$url")
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# keep only the version part of the tag
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tags=$(echo "$tags" | cut --delimiter=/ --field=3-)
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echo "$tags"
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