Merge branch 'kk/maint-prefix-in-config-mak' into maint

[git.git] / Documentation / diff-options.txt

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 5495344e612dece0eb6cb6311864463c004f1181..80fd817c28029d1b13e21b6c80da20b564ce9e42 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -72,6 +72,10 @@ endif::git-format-patch[]
        a cut-off percent (3% by default) are not shown. The cut-off percent
        can be set with `--dirstat=<limit>`. Changes in a child directory are not
        counted for the parent directory, unless `--cumulative` is used.
++
+Note that the `--dirstat` option computes the changes while ignoring
+the amount of pure code movements within a file.  In other words,
+rearranging lines in a file is not counted as much as other changes.
 
 --dirstat-by-file[=<limit>]::
        Same as `--dirstat`, but counts changed files instead of lines.
@@ -120,12 +124,19 @@ any of those replacements occurred.
 
 --color[=<when>]::
        Show colored diff.
-       The value must be always (the default), never, or auto.
+       The value must be `always` (the default for `<when>`), `never`, or `auto`.
+       The default value is `never`.
+ifdef::git-diff[]
+       It can be changed by the `color.ui` and `color.diff`
+       configuration settings.
+endif::git-diff[]
 
 --no-color::
-       Turn off colored diff, even when the configuration file
-       gives the default to color output.
-       Same as `--color=never`.
+       Turn off colored diff.
+ifdef::git-diff[]
+       This can be used to override configuration settings.
+endif::git-diff[]
+       It is the same as `--color=never`.
 
 --word-diff[=<mode>]::
        Show a word diff, using the <mode> to delimit changed words.
@@ -207,6 +218,7 @@ endif::git-format-patch[]
        digits can be specified with `--abbrev=<n>`.
 
 -B[<n>][/<m>]::
+--break-rewrites[=[<n>][/<m>]]::
        Break complete rewrite changes into pairs of delete and
        create. This serves two purposes:
 +
@@ -229,6 +241,7 @@ eligible for being picked up as a possible source of a rename to
 another file.
 
 -M[<n>]::
+--find-renames[=<n>]::
 ifndef::git-log[]
        Detect renames.
 endif::git-log[]
@@ -237,13 +250,14 @@ ifdef::git-log[]
        For following files across renames while traversing history, see
        `--follow`.
 endif::git-log[]
-       If `n` is specified, it is a is a threshold on the similarity
+       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
        delete/add pair to be a rename if more than 90% of the file
        hasn't changed.
 
 -C[<n>]::
+--find-copies[=<n>]::
        Detect copies as well as renames.  See also `--find-copies-harder`.
        If `n` is specified, it has the same meaning as for `-M<n>`.
 
@@ -282,8 +296,12 @@ ifndef::git-format-patch[]
        appearing in diff output; see the 'pickaxe' entry in
        linkgit:gitdiffcore[7] for more details.
 
+-G<regex>::
+       Look for differences whose added or removed line matches
+       the given <regex>.
+
 --pickaxe-all::
-       When `-S` finds a change, show all the changes in that
+       When `-S` or `-G` finds a change, show all the changes in that
        changeset, not just the files that contain the change
        in <string>.