[Pardus-kullanicilari] pardustan işletim sistemini bigisayardan kaldırmak sitiyorum
metin
metin at safe-mail.net
27 Eki 2007 Cmt 15:05:28 EEST
aslında "tam olarak" şunları yazıyor:
"Certain commands can operate destructively on entire hierarchies. For
example, if a user with appropriate privileges mistakenly runs ‘rm -rf /
tmp/junk’, that may remove all files on the entire system. Since there
are so few legitimate uses for such a command, gnu rm normally declines
to operate on any directory that resolves to /. If you really want to
try to remove all the files on your system, you can use the
--no-preserve-root option, but the default behavior, specified by the
--preserve-option, is safer for most purposes.
The commands chgrp, chmod and chown can also operate destructively on
entire hierarchies, so they too support these options. Although, unlike
rm, they don't actually unlink files, these commands are arguably more
dangerous when operating recursively on /, since they often work much
more quickly, and hence damage more files before an alert user can
interrupt them. Tradition and POSIX require these commands to operate
recursively on /, so they default to --no-preserve-root, but using the
--preserve-root option makes them safer for most purposes. For
convenience you can specify --preserve-root in an alias or in a shell
function.
Note that the --preserve-root option also ensures that chgrp and chown
do not modify / even when dereferencing a symlink pointing to /. "
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