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| #!/bin/dash
if [ -f "log.6" ];then
mkdir -p archive
today=$(date +'%Y_%m_%d')
gzip -c log.6 > "archive/log.${today}.gz"
rm -f log.6
fi
if [ -f "log.5" ];then mv log.5 log.6; fi
if [ -f "log.4" ];then mv log.4 log.5; fi
if [ -f "log.3" ];then mv log.3 log.4; fi
if [ -f "log.2" ];then mv log.2 log.3; fi
if [ -f "log.1" ];then mv log.1 log.2; fi
if [ -f "log" ];then mv log log1; fi
|