@@ -260,6 +260,19 @@

 	  | eval \"LESS=${LESS-FRX} $(git var GIT_PAGER)\"; \

 	}; f"

+	; Filter meta.

+	filter-meta = "!f() { : git filter-branch ; \

+	  name=\"$1\";  shift; \

+	  email=\"$1\"; shift; \

+	  git filter-branch \"$@\" --env-filter \" \

+	    GIT_AUTHOR_NAME=\\\"$name\\\"; \

+	    GIT_AUTHOR_EMAIL=\\\"$email\\\"; \

+	    GIT_COMMITTER_NAME=\\\"$name\\\"; \

+	    GIT_COMMITTER_EMAIL=\\\"$email\\\"; \

+	    GIT_COMMITTER_DATE=\\\"\\$GIT_AUTHOR_DATE\\\"; \

+	  \" ; \

+	}; f"

+

 	; Log.

 	l = "!f() { : git log ; \

 	  git config --get-colorbool color.diff && color_diff=always; \