do_for_each_reflog(): use a strbuf to hold logfile name

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 87f0a5fb8f1b74332d0a9ce6579bc5d8d0f00ef3..378f19f0e21d57378cd1913445552456e09b4e51 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -52,6 +52,9 @@ endif::git-format-patch[]
 --patience::
        Generate a diff using the "patience diff" algorithm.
 
+--histogram::
+       Generate a diff using the "histogram diff" algorithm.
+
 --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
@@ -162,11 +165,12 @@ any of those replacements occurred.
        of the `--diff-filter` option on what the status letters mean.
 
 --submodule[=<format>]::
-       Chose the output format for submodule differences. <format> can be one of
-       'short' and 'log'. 'short' just shows pairs of commit names, this format
-       is used when this option is not given. 'log' is the default value for this
-       option and lists the commits in that commit range like the 'summary'
-       option of linkgit:git-submodule[1] does.
+       Specify how differences in submodules are shown.  When `--submodule`
+       or `--submodule=log` is given, the 'log' format is used.  This format lists
+       the commits in the range like linkgit:git-submodule[1] `summary` does.
+       Omitting the `--submodule` option or specifying `--submodule=short`,
+       uses the 'short' format. This format just shows the names of the commits
+       at the beginning and end of the range.
 
 --color[=<when>]::
        Show colored diff.