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Re^2: Comment Stripper script for unix

by hsinclai (Deacon)
on Jun 14, 2004 at 11:35 UTC ( [id://366580]=note: print w/replies, xml ) Need Help??

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in reply to Re: Comment Stripper script for unix
in thread Comment Stripper script for unix

Hi Abigail,

Your program will strip she-bang lines unless such a line starts with whitespace.
Are you sure about that? The shebang line is not stripped, if it is the first line, which gets preserved and re-inserted back into the final output..
update- you're totally right about that, I screwed it up..

why do you think this is useful for system administration..

Because removing commented lines lets you get a quick view only of active lines - in a file that might have only a few active lines among several screens of commented lines, e.g. a stock squid.conf file..

Thanks for the feedback!

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Re: Comment Stripper script for unix
by Abigail-II (Bishop) on Jun 14, 2004 at 13:22 UTC
    Because removing commented lines lets you get a quick view only of active lines - in a file that might have only a few active lines among several screens of commented lines, e.g. a stock squid.conf file..
    Well, a simple grep -v ^\# will do that. If an "active" line has a trailing comment, it doesn't matter. It also doesn't explain why you want to remove comments from a shell script.

    Abigail

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