X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=febootstrap.pod;h=e208603bc9fd670857df1b7419fffd1d2986c024;hb=9a05df180a5a250c86d3ef351f6334179b807028;hp=26035b14602223d06c03d61e8001d51ff6bec27b;hpb=9a6f7420554d0cd1116b230fd48052613f6d5885;p=febootstrap.git

diff --git a/febootstrap.pod b/febootstrap.pod
index 26035b1..e208603 100644
--- a/febootstrap.pod
+++ b/febootstrap.pod
@@ -70,6 +70,30 @@ yum commands inside the filesystem by hand.
 
 URL to the proxy server that yum should use.
 
+=item B<-u source>
+
+=item B<--updates=source>
+
+Pull in updates from an additional updates repository.  The possible
+sources are:
+
+=over 4
+
+=item -u C<http://...> (a URL)
+
+Get updates from the specific URL.
+
+=item -u C<updates-released-fN> (an updates repository name)
+
+Get updates from the public mirrors of the named repository
+(eg. C<updates-released-f10>).  See REPOSITORIES below.
+
+=item -u C<none> (default)
+
+Don't add an updates repository.  This is the default.
+
+=back
+
 =back
 
 =head1 REPOSITORIES
@@ -105,8 +129,8 @@ so that yum thinks it is running as root.  Fakeroot keeps track of
 directory as C<I<TARGET>/fakeroot.log>.
 
 This logfile is indexed by inode number, which makes certain
-operations safe and other operations unsafe.  For example, deleting
-files is usually safe.  Files should be replaced only by doing:
+operations safe and other operations unsafe.
+Files should be replaced only by doing:
 
  echo updated-content > old-file
 
@@ -115,9 +139,12 @@ files is usually safe.  Files should be replaced only by doing:
 Deleting files and then creating new ones (even with a different name)
 is usually unsafe, because the new files might reuse inodes claimed by
 the old files, and so appear with peculiar permissions
-(eg. unreadable, or as a symbolic link).  (XXX We need an
-C<febootstrap-install> utility to automate installing new files safely
-into a filesystem).
+(eg. unreadable, or as a symbolic link).
+
+Deleting files is also usually unsafe, although the reasons are more
+subtle.  If you just use C<rm> then the inode number is not deleted
+from C<fakeroot.log> which means it can be reused by another file
+later on.
 
 In most cases it's usually safest to use C<febootstrap-run>.
 
@@ -132,6 +159,11 @@ permissions.
 
 =item *
 
+Use L<febootstrap-install(8)> to install a file with permissions
+in the root filesystem.
+
+=item *
+
 Generate an initramfs (compressed cpio) file containing the correct
 permissions using the tool C<febootstrap-to-initramfs>.
 
@@ -194,6 +226,7 @@ L<http://et.redhat.com/~rjones/febootstrap>
 L<febootstrap-to-initramfs(8)>,
 L<febootstrap-minimize(8)>,
 L<febootstrap-run(8)>,
+L<febootstrap-install(8)>,
 L<fakeroot(1)>,
 L<fakechroot(1)>,
 L<yum(8)>,