Allow empty lines in info/grafts

In addition to the existing comment support, that just allows the user
to use a convention that works pretty much everywhere else.

Signed-off-by: Yann Dirson <ydirson@altern.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/commit.c b/commit.c
index 05c4c92..2717dd8 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -160,7 +160,7 @@ struct commit_graft *read_graft_line(char *buf, int len)
 
        if (buf[len-1] == '\n')
                buf[--len] = 0;
-       if (buf[0] == '#')
+       if (buf[0] == '#' || buf[0] == '\0')
                return NULL;
        if ((len + 1) % 41) {
        bad_graft_data: