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crontabでdateコマンドを使う時の注意点

crontabで出力ファイル名に日付を使いたい時などにdateコマンドが使える。

注意点として、日付フォーマットを使う場合は%をエスケープする必要がある

crontab
4 0 * * * /foo/bar/hoge > hoge-$( date '+\%Y\%m\%d' ).log

エスケープしないとunexpected EOFとシンタックスエラーが出てしまう

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Help us understand the problem. What are the problem?