- unlink
- rm
- del
- rename
- chmod
- chown
- cd
- chdir
- rmdir
- ln
- link
- symlink
- readlink
- glob
- %ENV
- $ENV{HOME}
UNIX commands from the inside
You can run every external command using `system` but it makes it platform dependent and might have more security implications. The following calls are available from Perl. There are more but we won't cover them now.
my $uid = getpwnam($username); my $gid = getgrnam($groupname);