topo-order: make --date-order optional.

This adds --date-order to rev-list; it is similar to topo order
in the sense that no parent comes before all of its children,
but otherwise things are still ordered in the commit timestamp
order.

The same flag is also added to show-branch.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/rev-parse.c b/rev-parse.c
index b82f294a7..9161faed1 100644
--- a/rev-parse.c
+++ b/rev-parse.c
@@ -48,6 +48,7 @@ static int is_rev_argument(const char *arg)
 		"--show-breaks",
 		"--sparse",
 		"--topo-order",
+		"--date-order",
 		"--unpacked",
 		NULL
 	};