blame: avoid "diff -u0".

As Linus suggests, use "diff -u -U 0" instead.

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

diff --git a/blame.c b/blame.c
index ffc1f52..fca22f9 100644 (file)
--- a/blame.c
+++ b/blame.c
@@ -92,7 +92,7 @@ static struct patch *get_patch(struct commit *commit, struct commit *other)
                die("write failed: %s", strerror(errno));
        close(fd);
 
-       sprintf(diff_cmd, "diff -u0 %s %s", tmp_path1, tmp_path2);
+       sprintf(diff_cmd, "diff -u -U 0 %s %s", tmp_path1, tmp_path2);
        fin = popen(diff_cmd, "r");
        if (!fin)
                die("popen failed: %s", strerror(errno));