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-rw-r--r--Documentation/diff-config.txt43
1 files changed, 36 insertions, 7 deletions
diff --git a/Documentation/diff-config.txt b/Documentation/diff-config.txt
index c2b94f9446..ac77050255 100644
--- a/Documentation/diff-config.txt
+++ b/Documentation/diff-config.txt
@@ -56,6 +56,10 @@ diff.statGraphWidth::
Limit the width of the graph part in --stat output. If set, applies
to all commands generating --stat output except format-patch.
+diff.context::
+ Generate diffs with <n> lines of context instead of the default
+ of 3. This value is overridden by the -U option.
+
diff.external::
If this config variable is set, diff generation is not
performed using the internal diff machinery, but using the
@@ -95,7 +99,7 @@ diff.renameLimit::
detection; equivalent to the 'git diff' option '-l'.
diff.renames::
- Tells git to detect renames. If set to any boolean value, it
+ Tells Git to detect renames. If set to any boolean value, it
will enable basic rename detection. If set to "copies" or
"copy", it will detect copies, as well.
@@ -103,6 +107,13 @@ diff.suppressBlankEmpty::
A boolean to inhibit the standard behavior of printing a space
before each empty output line. Defaults to false.
+diff.submodule::
+ Specify the format in which differences in submodules are
+ shown. The "log" format lists the commits in the range like
+ linkgit:git-submodule[1] `summary` does. The "short" format
+ format just shows the names of the commits at the beginning
+ and end of the range. Defaults to short.
+
diff.wordRegex::
A POSIX Extended Regular Expression used to determine what is a "word"
when performing word-by-word difference calculations. Character
@@ -138,9 +149,27 @@ diff.<driver>.cachetextconv::
conversion outputs. See linkgit:gitattributes[5] for details.
diff.tool::
- The diff tool to be used by linkgit:git-difftool[1]. This
- option overrides `merge.tool`, and has the same valid built-in
- values as `merge.tool` minus "tortoisemerge" and plus
- "kompare". Any other value is treated as a custom diff tool,
- and there must be a corresponding `difftool.<tool>.cmd`
- option.
+ Controls which diff tool is used by linkgit:git-difftool[1].
+ This variable overrides the value configured in `merge.tool`.
+ The list below shows the valid built-in values.
+ Any other value is treated as a custom diff tool and requires
+ that a corresponding difftool.<tool>.cmd variable is defined.
+
+include::mergetools-diff.txt[]
+
+diff.algorithm::
+ Choose a diff algorithm. The variants are as follows:
++
+--
+`default`, `myers`;;
+ The basic greedy diff algorithm. Currently, this is the default.
+`minimal`;;
+ Spend extra time to make sure the smallest possible diff is
+ produced.
+`patience`;;
+ Use "patience diff" algorithm when generating patches.
+`histogram`;;
+ This algorithm extends the patience algorithm to "support
+ low-occurrence common elements".
+--
++