Escape dots and asterisks in command line variable output string












0















I have a command that sets an environment variable from a command like this:



BLACKLIST=$(python tools.py gen-blacklist)


Which results in a string that contains dots * and asterisks *, like this:



LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


I want to be able to escape all the dots and asterisks in the string, this is what I have tried:



TEMP=$(python tools.py gen-blacklist) && BLACKLIST=$(echo ${TEMP/.*/\.\*}) && echo $BLACKLIST


but it only replaces at the first occurence.



LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


How do I escape for all occurences of * and .?










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    0















    I have a command that sets an environment variable from a command like this:



    BLACKLIST=$(python tools.py gen-blacklist)


    Which results in a string that contains dots * and asterisks *, like this:



    LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


    I want to be able to escape all the dots and asterisks in the string, this is what I have tried:



    TEMP=$(python tools.py gen-blacklist) && BLACKLIST=$(echo ${TEMP/.*/\.\*}) && echo $BLACKLIST


    but it only replaces at the first occurence.



    LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


    How do I escape for all occurences of * and .?










    share|improve this question









    New contributor




    Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























      0












      0








      0








      I have a command that sets an environment variable from a command like this:



      BLACKLIST=$(python tools.py gen-blacklist)


      Which results in a string that contains dots * and asterisks *, like this:



      LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


      I want to be able to escape all the dots and asterisks in the string, this is what I have tried:



      TEMP=$(python tools.py gen-blacklist) && BLACKLIST=$(echo ${TEMP/.*/\.\*}) && echo $BLACKLIST


      but it only replaces at the first occurence.



      LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


      How do I escape for all occurences of * and .?










      share|improve this question









      New contributor




      Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I have a command that sets an environment variable from a command like this:



      BLACKLIST=$(python tools.py gen-blacklist)


      Which results in a string that contains dots * and asterisks *, like this:



      LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


      I want to be able to escape all the dots and asterisks in the string, this is what I have tried:



      TEMP=$(python tools.py gen-blacklist) && BLACKLIST=$(echo ${TEMP/.*/\.\*}) && echo $BLACKLIST


      but it only replaces at the first occurence.



      LISTEN,UNLISTEN,NOTIFY,SHOW,REFRESH,pg_notify,.*remove,.*delete,.*update,.*create,.*insert


      How do I escape for all occurences of * and .?







      bash escape-characters






      share|improve this question









      New contributor




      Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question









      New contributor




      Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question








      edited 16 mins ago







      Wildan Maulana Syahidillah













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      asked 27 mins ago









      Wildan Maulana SyahidillahWildan Maulana Syahidillah

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      New contributor




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      New contributor





      Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Wildan Maulana Syahidillah is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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