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34 lines
554 B
Bash
34 lines
554 B
Bash
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get_version_field() {
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local field=$(echo "$1" | cut -d. -f$2 | sed 's/^0*//')
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if [ -z $field ]; then
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field="0"
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fi
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case "$field" in
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[a-zA-Z]) printf '%d' "'$field'" ;;
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*) echo "$field" ;;
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esac
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}
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verson_find_greatest() {
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local version i v V
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local found="$1"
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while read version; do
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for i in 1 2 3 4; do
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v=$(get_version_field $version $i)
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V=$(get_version_field $found $i)
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[ $v -ge $V ] || break
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if [ $v -gt $V ]; then
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found="$version"
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break
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fi
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done
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done
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if [ "$found" != "$1" ]; then
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echo "$found"
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fi
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}
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