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-rw-r--r--Documentation/diff-options.txt28
1 files changed, 24 insertions, 4 deletions
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 39f2c5074c..104579dc75 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -55,6 +55,26 @@ endif::git-format-patch[]
--histogram::
Generate a diff using the "histogram diff" algorithm.
+--diff-algorithm={patience|minimal|histogram|myers}::
+ 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".
+--
++
+For instance, if you configured diff.algorithm variable to a
+non-default value and want to use the default one, then you
+have to use `--diff-algorithm=default` option.
+
--stat[=<width>[,<name-width>[,<count>]]]::
Generate a diffstat. By default, as much space as necessary
will be used for the filename part, and the rest for the graph
@@ -175,8 +195,8 @@ any of those replacements occurred.
--color[=<when>]::
Show colored diff.
- The value must be `always` (the default for `<when>`), `never`, or `auto`.
- The default value is `never`.
+ `--color` (i.e. without '=<when>') is the same as `--color=always`.
+ '<when>' can be one of `always`, `never`, or `auto`.
ifdef::git-diff[]
It can be changed by the `color.ui` and `color.diff`
configuration settings.
@@ -283,7 +303,7 @@ few lines that happen to match textually as the context, but as a
single deletion of everything old followed by a single insertion of
everything new, and the number `m` controls this aspect of the -B
option (defaults to 60%). `-B/70%` specifies that less than 30% of the
-original should remain in the result for git to consider it a total
+original should remain in the result for Git to consider it a total
rewrite (i.e. otherwise the resulting patch will be a series of
deletion and insertion mixed together with context lines).
+
@@ -307,7 +327,7 @@ ifdef::git-log[]
endif::git-log[]
If `n` is specified, it is a threshold on the similarity
index (i.e. amount of addition/deletions compared to the
- file's size). For example, `-M90%` means git should consider a
+ file's size). For example, `-M90%` means Git should consider a
delete/add pair to be a rename if more than 90% of the file
hasn't changed. Without a `%` sign, the number is to be read as
a fraction, with a decimal point before it. I.e., `-M5` becomes