merge-recursive: option to specify rename threshold

diff --git a/sideband.c b/sideband.c
index 899b1ff36619d0077dced9da77f538ab98396a83..d5ffa1c8919a6db750606c78a1b44d8618fa35a5 100644 (file)
--- a/sideband.c
+++ b/sideband.c
@@ -135,9 +135,14 @@ ssize_t send_sideband(int fd, int band, const char *data, ssize_t sz, int packet
                n = sz;
                if (packet_max - 5 < n)
                        n = packet_max - 5;
-               sprintf(hdr, "%04x", n + 5);
-               hdr[4] = band;
-               safe_write(fd, hdr, 5);
+               if (0 <= band) {
+                       sprintf(hdr, "%04x", n + 5);
+                       hdr[4] = band;
+                       safe_write(fd, hdr, 5);
+               } else {
+                       sprintf(hdr, "%04x", n + 4);
+                       safe_write(fd, hdr, 4);
+               }
                safe_write(fd, p, n);
                p += n;
                sz -= n;