X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=guestfish-actions.pod;h=74242e32aa9390c4372dc796d1e154fca503e807;hp=62688eed114a46fa588ee08c0377647ac2f91595;hb=3cb794463a62239e36d730bc5d2d3eb4c7a66096;hpb=b03ee3675bed8d739ae722ed8c030ae02b3cb0ed

diff --git a/guestfish-actions.pod b/guestfish-actions.pod
index 62688ee..74242e3 100644
--- a/guestfish-actions.pod
+++ b/guestfish-actions.pod
@@ -449,6 +449,38 @@ The exact command which runs is C<file -bsL path>.  Note in
 particular that the filename is not prepended to the output
 (the C<-b> option).
 
+=head2 fsck
+
+ fsck fstype device
+
+This runs the filesystem checker (fsck) on C<device> which
+should have filesystem type C<fstype>.
+
+The returned integer is the status.  See L<fsck(8)> for the
+list of status codes from C<fsck>.
+
+Notes:
+
+=over 4
+
+=item *
+
+Multiple status codes can be summed together.
+
+=item *
+
+A non-zero return code can mean "success", for example if
+errors have been corrected on the filesystem.
+
+=item *
+
+Checking or repairing NTFS volumes is not supported
+(by linux-ntfs).
+
+=back
+
+This command is entirely equivalent to running C<fsck -a -t fstype device>.
+
 =head2 get-autosync
 
  get-autosync
@@ -502,6 +534,13 @@ For more information on states, see L<guestfs(3)>.
 
 This returns the verbose messages flag.
 
+=head2 grub-install
+
+ grub-install root device
+
+This command installs GRUB (the Grand Unified Bootloader) on
+C<device>, with the root directory being C<root>.
+
 =head2 is-busy
 
  is-busy
@@ -823,9 +862,13 @@ Remove the single directory C<path>.
  set-autosync true|false
 
 If C<autosync> is true, this enables autosync.  Libguestfs will make a
-best effort attempt to run C<sync> when the handle is closed
+best effort attempt to run C<umount-all> followed by
+C<sync> when the handle is closed
 (also if the program exits without closing handles).
 
+This is disabled by default (except in guestfish where it is
+enabled by default).
+
 =head2 set-e2label
 
  set-e2label device label
@@ -1088,3 +1131,13 @@ Because of the message protocol, there is a transfer limit
 of somewhere between 2MB and 4MB.  To transfer large files you should use
 FTP.
 
+=head2 zero
+
+ zero device
+
+This command writes zeroes over the first few blocks of C<device>.
+
+How many blocks are zeroed isn't specified (but it's I<not> enough
+to securely wipe the device).  It should be sufficient to remove
+any partition tables, filesystem superblocks and so on.
+