19 lines
242 B
Plaintext
19 lines
242 B
Plaintext
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#!/bin/bash
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MONTH=$(( $(date +%m) - 1 ))
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if [ "x$1" == "x" ]
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then
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YEAR=$(( $(date +%Y) - 1))
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else
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YEAR=$1
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fi
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if [ $MONTH -eq 0 ];
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then
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MONTH=12
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YEAR=$(( $YEAR - 1))
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fi
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tar -cvJf $YEAR.tar.xz $YEAR-*.tar.xz && rm -v $YEAR-*.tar.xz
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