commands: mention diff -c

[Christian Ebert]

* timeless on Sunday, February 21, 2010 at 01:22:30 +0200
> This patch is more for discussion than committing.
> 
> Most options take no arguments, -c is like -r, and it's in fact
> mutually exclusive with it, but entirely undocumented.
> 
> # HG changeset patch
> # User timeless <timeless at mozdev.org>
> # Date 1266708077 -7200
> # Node ID 01e33e2fd61eb1f1a0da8ac54278ba80f3638251
> # Parent  261cc6b0f15c7e83dcff7dd7d5f3607c098c29bd
> commands: mention diff -c
> 
> diff --git a/mercurial/commands.py b/mercurial/commands.py
> --- a/mercurial/commands.py
> +++ b/mercurial/commands.py
> @@ -1114,6 +1114,9 @@ def diff(ui, repo, *pats, **opts):
>     revisions are specified, the working directory files are compared
>     to its parent.
> 
> +    Alternatively you can specify -c with a revision to use as a
> +    baseline.
> +

A wording that implicitly informs about the difference between
"hg diff -c <rev>" and "hg log -p -r <rev>" would be nice ;-)

Well, at least for me as I don't quite grasp the concept. Is the
only difference that "hg diff -c" omits the patch header?

c
-- 
\black\trash movie   _S A M E_  _T I M E_  _S A M E_  _P L A C E_
                                  New York, in the summer of 2001

              --->> http://www.blacktrash.org/underdogma/stsp.php