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-rw-r--r--Documentation/diff-options.txt71
1 files changed, 70 insertions, 1 deletions
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 746b144c76..32e6dee5ac 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -33,6 +33,64 @@ endif::git-diff[]
show the patch by default, or to cancel the effect of `--patch`.
endif::git-format-patch[]
+ifdef::git-log[]
+--diff-merges=(off|none|on|first-parent|1|separate|m|combined|c|dense-combined|cc)::
+--no-diff-merges::
+ Specify diff format to be used for merge commits. Default is
+ {diff-merges-default} unless `--first-parent` is in use, in which case
+ `first-parent` is the default.
++
+--diff-merges=(off|none):::
+--no-diff-merges:::
+ Disable output of diffs for merge commits. Useful to override
+ implied value.
++
+--diff-merges=on:::
+--diff-merges=m:::
+-m:::
+ This option makes diff output for merge commits to be shown in
+ the default format. The default format could be changed using
+ `log.diffMerges` configuration parameter, which default value
+ is `separate`. `-m` implies `-p`.
++
+--diff-merges=first-parent:::
+--diff-merges=1:::
+ This option makes merge commits show the full diff with
+ respect to the first parent only.
++
+--diff-merges=separate:::
+ This makes merge commits show the full diff with respect to
+ each of the parents. Separate log entry and diff is generated
+ for each parent. This is the format that `-m` produced
+ historically.
++
+--diff-merges=combined:::
+--diff-merges=c:::
+-c:::
+ With this option, diff output for a merge commit shows the
+ differences from each of the parents to the merge result
+ simultaneously instead of showing pairwise diff between a
+ parent and the result one at a time. Furthermore, it lists
+ only files which were modified from all parents. `-c` implies
+ `-p`.
++
+--diff-merges=dense-combined:::
+--diff-merges=cc:::
+--cc:::
+ With this option the output produced by
+ `--diff-merges=combined` is further compressed by omitting
+ uninteresting hunks whose contents in the parents have only
+ two variants and the merge result picks one of them without
+ modification. `--cc` implies `-p`.
+
+--combined-all-paths::
+ This flag causes combined diffs (used for merge commits) to
+ list the name of the file from all parents. It thus only has
+ effect when `--diff-merges=[dense-]combined` is in use, and
+ is likely only useful if filename changes are detected (i.e.
+ when either rename or copy detection have been requested).
+endif::git-log[]
+
-U<n>::
--unified=<n>::
Generate diffs with <n> lines of context instead of
@@ -242,11 +300,14 @@ explained for the configuration variable `core.quotePath` (see
linkgit:git-config[1]).
--name-only::
- Show only names of changed files.
+ Show only names of changed files. The file names are often encoded in UTF-8.
+ For more information see the discussion about encoding in the linkgit:git-log[1]
+ manual page.
--name-status::
Show only names and status of changed files. See the description
of the `--diff-filter` option on what the status letters mean.
+ Just like `--name-only` the file names are often encoded in UTF-8.
--submodule[=<format>]::
Specify how differences in submodules are shown. When specifying
@@ -649,6 +710,14 @@ matches a pattern if removing any number of the final pathname
components matches the pattern. For example, the pattern "`foo*bar`"
matches "`fooasdfbar`" and "`foo/bar/baz/asdf`" but not "`foobarx`".
+--skip-to=<file>::
+--rotate-to=<file>::
+ Discard the files before the named <file> from the output
+ (i.e. 'skip to'), or move them to the end of the output
+ (i.e. 'rotate to'). These were invented primarily for use
+ of the `git difftool` command, and may not be very useful
+ otherwise.
+
ifndef::git-format-patch[]
-R::
Swap two inputs; that is, show differences from index or