git grep: Add "-z/--null" option as in GNU's grep.

diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt
index e848c94397dedc93652e8027df1ad081f08d2d03..2ae771f2fb213a478cf8ed5273829c97ad1392a9 100644 (file)
--- a/Documentation/gitattributes.txt
+++ b/Documentation/gitattributes.txt
@@ -288,13 +288,13 @@ for paths.
 *.tex  diff=tex
 ------------------------
 
-Then, you would define a "diff.tex.funcname" configuration to
+Then, you would define a "diff.tex.xfuncname" configuration to
 specify a regular expression that matches a line that you would
 want to appear as the hunk header "TEXT", like this:
 
 ------------------------
 [diff "tex"]
-       funcname = "^\\(\\\\\\(sub\\)*section{.*\\)$"
+       xfuncname = "^(\\\\(sub)*section\\{.*)$"
 ------------------------
 
 Note.  A single level of backslashes are eaten by the