builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/Documentation/git-pull.txt b/Documentation/git-pull.txt
index 546f7b195ccbdf527824c1e7c288f423f012dabf..200eb22260069af7a9e2e248f0794a73e2cf4a9f 100644 (file)
--- a/Documentation/git-pull.txt
+++ b/Documentation/git-pull.txt
@@ -3,7 +3,7 @@ git-pull(1)
 
 NAME
 ----
-git-pull - Fetch from and merge with another repository or a local branch
+git-pull - Fetch from and integrate with another repository or a local branch
 
 
 SYNOPSIS
@@ -42,6 +42,8 @@ Assume the following history exists and the current branch is
          A---B---C master on origin
         /
     D---E---F---G master
+       ^
+       origin/master in your repository
 ------------
 
 Then "`git pull`" will fetch and replay the changes from the remote
@@ -51,7 +53,7 @@ result in a new commit along with the names of the two parent commits
 and a log message from the user describing the changes.
 
 ------------
-         A---B---C remotes/origin/master
+         A---B---C origin/master
         /         \
     D---E---F---G---H master
 ------------
@@ -102,12 +104,18 @@ Options related to merging
 include::merge-options.txt[]
 
 -r::
---rebase::
-       Rebase the current branch on top of the upstream branch after
-       fetching.  If there is a remote-tracking branch corresponding to
-       the upstream branch and the upstream branch was rebased since last
-       fetched, the rebase uses that information to avoid rebasing
-       non-local changes.
+--rebase[=false|true|preserve]::
+       When true, rebase the current branch on top of the upstream
+       branch after fetching. If there is a remote-tracking branch
+       corresponding to the upstream branch and the upstream branch
+       was rebased since last fetched, the rebase uses that information
+       to avoid rebasing non-local changes.
++
+When preserve, also rebase the current branch on top of the upstream
+branch, but pass `--preserve-merges` along to `git rebase` so that
+locally created merge commits will not be flattened.
++
+When false, merge the current branch into the upstream branch.
 +
 See `pull.rebase`, `branch.<name>.rebase` and `branch.autosetuprebase` in
 linkgit:git-config[1] if you want to make `git pull` always use