X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=guestfish-actions.pod;h=a3592ad40240cc997acb1ff49b3d05a8f82ad026;hp=d4f493016251fa2e7c0e70d2d1a9f604840dc8f6;hb=e820df70c7c7486cc4d5cc9f3e7ddbbae195fd41;hpb=bcb3fc0c3336c05e9ecbbfb25c7c31b42bd3e32e

diff --git a/guestfish-actions.pod b/guestfish-actions.pod
index d4f4930..a3592ad 100644
--- a/guestfish-actions.pod
+++ b/guestfish-actions.pod
@@ -479,6 +479,27 @@ There is no comprehensive help for this command.  You have
 to look at the file C<daemon/debug.c> in the libguestfs source
 to find out what you can do.
 
+=head2 df
+
+ df
+
+This command runs the C<df> command to report disk space used.
+
+This command is mostly useful for interactive sessions.  It
+is I<not> intended that you try to parse the output string.
+Use C<statvfs> from programs.
+
+=head2 df-h
+
+ df-h
+
+This command runs the C<df -h> command to report disk space used
+in human-readable format.
+
+This command is mostly useful for interactive sessions.  It
+is I<not> intended that you try to parse the output string.
+Use C<statvfs> from programs.
+
 =head2 dmesg
 
  dmesg
@@ -519,6 +540,20 @@ Setting C<whattodrop> to 3 should drop everything.
 This automatically calls L<sync(2)> before the operation,
 so that the maximum guest memory is freed.
 
+=head2 du
+
+ du path
+
+This command runs the C<du -s> command to estimate file space
+usage for C<path>.
+
+C<path> can be a file or a directory.  If C<path> is a directory
+then the estimate includes the contents of the directory and all
+subdirectories (recursively).
+
+The result is the estimated size in I<kilobytes>
+(ie. units of 1024 bytes).
+
 =head2 e2fsck-f
 
  e2fsck-f device
@@ -705,6 +740,33 @@ See that manual page for more details.
 This command installs GRUB (the Grand Unified Bootloader) on
 C<device>, with the root directory being C<root>.
 
+=head2 head
+
+ head path
+
+This command returns up to the first 10 lines of a file as
+a list of strings.
+
+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 head-n
+
+ head-n nrlines path
+
+If the parameter C<nrlines> is a positive number, this returns the first
+C<nrlines> lines of the file C<path>.
+
+If the parameter C<nrlines> is a negative number, this returns lines
+from the file C<path>, excluding the last C<nrlines> lines.
+
+If the parameter C<nrlines> is zero, this returns an empty list.
+
+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 hexdump
 
  hexdump path
@@ -716,6 +778,20 @@ 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 initrd-list
+
+ initrd-list path
+
+This command lists out files contained in an initrd.
+
+The files are listed without any initial C</> character.  The
+files are listed in the order they appear (not necessarily
+alphabetical).  Directory names are listed as separate items.
+
+Old Linux kernels (2.4 and earlier) used a compressed ext2
+filesystem as initrd.  We I<only> support the newer initramfs
+format (compressed cpio files).
+
 =head2 is-busy
 
  is-busy
@@ -907,6 +983,29 @@ Create a directory named C<path>.
 Create a directory named C<path>, creating any parent directories
 as necessary.  This is like the C<mkdir -p> shell command.
 
+=head2 mkdtemp
+
+ mkdtemp template
+
+This command creates a temporary directory.  The
+C<template> parameter should be a full pathname for the
+temporary directory name with the final six characters being
+"XXXXXX".
+
+For example: "/tmp/myprogXXXXXX" or "/Temp/myprogXXXXXX",
+the second one being suitable for Windows filesystems.
+
+The name of the temporary directory that was created
+is returned.
+
+The temporary directory is created with mode 0700
+and is owned by root.
+
+The caller is responsible for deleting the temporary
+directory and its contents after use.
+
+See also: L<mkdtemp(3)>
+
 =head2 mkfs
 
  mkfs fstype device
@@ -936,6 +1035,14 @@ on the underlying device.
 The filesystem options C<sync> and C<noatime> are set with this
 call, in order to improve reliability.
 
+=head2 mount-loop
+
+ mount-loop file mountpoint
+
+This command lets you mount C<file> (a filesystem image
+in a file) on a mount point.  It is entirely equivalent to
+the command C<mount -o loop file mountpoint>.
+
 =head2 mount-options
 
  mount-options options device mountpoint
@@ -1243,7 +1350,7 @@ can easily destroy all your data>.
 
 =head2 sfdisk-N
 
- sfdisk-N device n cyls heads sectors line
+ sfdisk-N device partnum cyls heads sectors line
 
 This runs L<sfdisk(8)> option to modify just the single
 partition C<n> (note: C<n> counts from 1).
@@ -1372,6 +1479,33 @@ underlying disk image.
 You should always call this if you have modified a disk image, before
 closing the handle.
 
+=head2 tail
+
+ tail path
+
+This command returns up to the last 10 lines of a file as
+a list of strings.
+
+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 tail-n
+
+ tail-n nrlines path
+
+If the parameter C<nrlines> is a positive number, this returns the last
+C<nrlines> lines of the file C<path>.
+
+If the parameter C<nrlines> is a negative number, this returns lines
+from the file C<path>, starting with the C<-nrlines>th line.
+
+If the parameter C<nrlines> is zero, this returns an empty list.
+
+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 tar-in
 
  tar-in (tarfile|-) directory
@@ -1527,6 +1661,27 @@ See also C<vgs-full>.
 List all the volumes groups detected.  This is the equivalent
 of the L<vgs(8)> command.  The "full" version includes all fields.
 
+=head2 wc-c
+
+ wc-c path
+
+This command counts the characters in a file, using the
+C<wc -c> external command.
+
+=head2 wc-l
+
+ wc-l path
+
+This command counts the lines in a file, using the
+C<wc -l> external command.
+
+=head2 wc-w
+
+ wc-w path
+
+This command counts the words in a file, using the
+C<wc -w> external command.
+
 =head2 write-file
 
  write-file path content size