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Groups > comp.os.linux.development.apps > #466

Re: fopen() of a read-only file for writing?

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From Grant Edwards <invalid@invalid.invalid>
Newsgroups comp.os.linux.development.apps
Subject Re: fopen() of a read-only file for writing?
Date Thu, 19 Apr 2012 14:16:39 +0000 (UTC)
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On 2012-04-19, Joe Shead <Joe@SheadProgramming.com> wrote:
> I tested it, and it works. With a new non-root user, I got the EACCES that I
> expected.
>
> I'll just say, for anyone out there who wants to read my humble opinion,
> that sometimes root wants to set things (like relatively stable C++ code, or
> an initialization script) to read-only, so he knows that if he opens those
> files to take a look,

Don't do stuff like that (browsing around looking at source code) as
root.

> he can't easily accidentally modify them. If he wants to change the
> file, he would actually like to be forced to do a chmod, make the
> deliberate changes, and then chmod it back to read-only. I do that
> all the time.

Don't log in as root.

Browse around as a normal user and then use sudo when you decide you
want to change something that requires root privleges.

-- 
Grant Edwards               grant.b.edwards        Yow! You should all JUMP
                                  at               UP AND DOWN for TWO HOURS
                              gmail.com            while I decide on a NEW
                                                   CAREER!!

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Thread

fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-16 17:03 -0600
  Re: fopen() of a read-only file for writing? pacman@kosh.dhis.org (Alan Curry) - 2012-04-17 05:12 +0000
    Re: fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-17 01:36 -0600
    Re: fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-18 22:40 -0600
      Re: fopen() of a read-only file for writing? Richard Kettlewell <rjk@greenend.org.uk> - 2012-04-19 08:57 +0100
      Re: fopen() of a read-only file for writing? Rainer Weikusat <rweikusat@mssgmbh.com> - 2012-04-19 14:18 +0100
      Re: fopen() of a read-only file for writing? Grant Edwards <invalid@invalid.invalid> - 2012-04-19 14:16 +0000
      Re: fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-20 19:10 -0600
        Re: fopen() of a read-only file for writing? Richard Kettlewell <rjk@greenend.org.uk> - 2012-04-21 10:20 +0100
          Re: fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-22 00:07 -0600
          Re: fopen() of a read-only file for writing? "Joe Shead" <Joe@SheadProgramming.com> - 2012-04-23 15:24 -0600

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