Produces a diff of the specified file(s) in the topmost or specified
patch. If no files are specified, all files that are modified are
included.
-p n
[tab]Create a -p n style patch (-p0 or -p1 are supported).
-u, -U num, -c, -C num
[tab]Create a unified diff (-u, -U) with num lines of context. Create
[tab]a context diff (-c, -C) with num lines of context. The number of
[tab]context lines defaults to 3.
--no-timestamps
[tab]Do not include file timestamps in patch headers.
--no-index
[tab]Do not output Index: lines.
-z
[tab]Write to standard output the changes that have been made
[tab]relative to the topmost or specified patch.
-R
[tab]Create a reverse diff.
-P patch
[tab]Create a diff for the specified patch. (Defaults to the topmost
[tab]patch.)
--combine patch
[tab]Create a combined diff for all patches between this patch and
[tab]the patch specified with -P. A patch name of \"-\" is equivalent
[tab]to specifying the first applied patch.
--snapshot
[tab]Diff against snapshot (see \`quilt snapshot -h').
--diff=utility
[tab]Use the specified utility for generating the diff. The utility
[tab]is invoked with the original and new file name as arguments.
--color[=always|auto|never]
[tab]Use syntax coloring.
--sort
[tab]Sort files by their name instead of preserving the original order.
