difftool: Use eval to expand '--extcmd' expressions

diff --git a/Documentation/git-branch.txt b/Documentation/git-branch.txt
index ae201deb7af44c61e793ab408e916c5b6520800d..0e836809c20c83b8798fc77fa373f17fbf5f1eb6 100644 (file)
--- a/Documentation/git-branch.txt
+++ b/Documentation/git-branch.txt
@@ -30,10 +30,8 @@ commit) will be listed.  With `--no-merged` only branches not merged into
 the named commit will be listed.  If the <commit> argument is missing it
 defaults to 'HEAD' (i.e. the tip of the current branch).
 
-In the command's second form, a new branch named <branchname> will be created.
-It will start out with a head equal to the one given as <start-point>.
-If no <start-point> is given, the branch will be created with a head
-equal to that of the currently checked out branch.
+The command's second form creates a new branch head named <branchname>
+which points to the current 'HEAD', or <start-point> if given.
 
 Note that this will create the new branch, but it will not switch the
 working tree to it; use "git checkout <newbranch>" to switch to the
@@ -76,6 +74,7 @@ OPTIONS
        based sha1 expressions such as "<branchname>@\{yesterday}".
 
 -f::
+--force::
        Reset <branchname> to <startpoint> if <branchname> exists
        already. Without `-f` 'git-branch' refuses to change an existing branch.
 
@@ -133,11 +132,13 @@ start-point is either a local or remote branch.
 --contains <commit>::
        Only list branches which contain the specified commit.
 
---merged::
-       Only list branches which are fully contained by HEAD.
+--merged [<commit>]::
+       Only list branches whose tips are reachable from the
+       specified commit (HEAD if not specified).
 
---no-merged::
-       Do not list branches which are fully contained by HEAD.
+--no-merged [<commit>]::
+       Only list branches whose tips are not reachable from the
+       specified commit (HEAD if not specified).
 
 <branchname>::
        The name of the branch to create or delete.
@@ -146,9 +147,9 @@ start-point is either a local or remote branch.
        may restrict the characters allowed in a branch name.
 
 <start-point>::
-       The new branch will be created with a HEAD equal to this.  It may
-       be given as a branch name, a commit-id, or a tag.  If this option
-       is omitted, the current branch is assumed.
+       The new branch head will point to this commit.  It may be
+       given as a branch name, a commit-id, or a tag.  If this
+       option is omitted, the current HEAD will be used instead.
 
 <oldbranch>::
        The name of an existing branch to rename.
@@ -209,6 +210,14 @@ but different purposes:
 - `--no-merged` is used to find branches which are candidates for merging
   into HEAD, since those branches are not fully contained by HEAD.
 
+SEE ALSO
+--------
+linkgit:git-check-ref-format[1],
+linkgit:git-fetch[1],
+linkgit:git-remote[1],
+link:user-manual.html#what-is-a-branch[``Understanding history: What is
+a branch?''] in the Git User's Manual.
+
 Author
 ------
 Written by Linus Torvalds <torvalds@osdl.org> and Junio C Hamano <gitster@pobox.com>