diff options
| -rw-r--r-- | builtin-fetch-pack.c | 41 | ||||
| -rw-r--r-- | upload-pack.c | 31 |
2 files changed, 50 insertions, 22 deletions
diff --git a/builtin-fetch-pack.c b/builtin-fetch-pack.c index 7c09d466c8..615f54974e 100644 --- a/builtin-fetch-pack.c +++ b/builtin-fetch-pack.c @@ -157,7 +157,15 @@ static const unsigned char *get_rev(void) return commit->object.sha1; } -static int get_ack(int fd, unsigned char *result_sha1) +enum ack_type { + NAK = 0, + ACK, + ACK_continue, + ACK_common, + ACK_ready +}; + +static enum ack_type get_ack(int fd, unsigned char *result_sha1) { static char line[1000]; int len = packet_read_line(fd, line, sizeof(line)); @@ -167,12 +175,16 @@ static int get_ack(int fd, unsigned char *result_sha1) if (line[len-1] == '\n') line[--len] = 0; if (!strcmp(line, "NAK")) - return 0; + return NAK; if (!prefixcmp(line, "ACK ")) { if (!get_sha1_hex(line+4, result_sha1)) { if (strstr(line+45, "continue")) - return 2; - return 1; + return ACK_continue; + if (strstr(line+45, "common")) + return ACK_common; + if (strstr(line+45, "ready")) + return ACK_ready; + return ACK; } } die("git fetch_pack: expected ACK/NAK, got '%s'", line); @@ -218,7 +230,8 @@ static int find_common(int fd[2], unsigned char *result_sha1, remote_hex = sha1_to_hex(remote); if (!fetching) { struct strbuf c = STRBUF_INIT; - if (multi_ack) strbuf_addstr(&c, " multi_ack"); + if (multi_ack == 2) strbuf_addstr(&c, " multi_ack_detailed"); + if (multi_ack == 1) strbuf_addstr(&c, " multi_ack"); if (use_sideband == 2) strbuf_addstr(&c, " side-band-64k"); if (use_sideband == 1) strbuf_addstr(&c, " side-band"); if (args.use_thin_pack) strbuf_addstr(&c, " thin-pack"); @@ -298,18 +311,23 @@ static int find_common(int fd[2], unsigned char *result_sha1, if (args.verbose && ack) fprintf(stderr, "got ack %d %s\n", ack, sha1_to_hex(result_sha1)); - if (ack == 1) { + switch (ack) { + case ACK: flushes = 0; multi_ack = 0; retval = 0; goto done; - } else if (ack == 2) { + case ACK_common: + case ACK_ready: + case ACK_continue: { struct commit *commit = lookup_commit(result_sha1); mark_common(commit, 0, 1); retval = 0; in_vain = 0; got_continue = 1; + break; + } } } while (ack); flushes--; @@ -336,7 +354,7 @@ done: if (args.verbose) fprintf(stderr, "got ack (%d) %s\n", ack, sha1_to_hex(result_sha1)); - if (ack == 1) + if (ack == ACK) return 0; multi_ack = 1; continue; @@ -618,7 +636,12 @@ static struct ref *do_fetch_pack(int fd[2], if (is_repository_shallow() && !server_supports("shallow")) die("Server does not support shallow clients"); - if (server_supports("multi_ack")) { + if (server_supports("multi_ack_detailed")) { + if (args.verbose) + fprintf(stderr, "Server supports multi_ack_detailed\n"); + multi_ack = 2; + } + else if (server_supports("multi_ack")) { if (args.verbose) fprintf(stderr, "Server supports multi_ack\n"); multi_ack = 1; diff --git a/upload-pack.c b/upload-pack.c index 38ddac2e86..f1dc3a351c 100644 --- a/upload-pack.c +++ b/upload-pack.c @@ -498,7 +498,7 @@ static int get_common_commits(void) { static char line[1000]; unsigned char sha1[20]; - char hex[41], last_hex[41]; + char last_hex[41]; save_commit_buffer = 0; @@ -515,19 +515,22 @@ static int get_common_commits(void) if (!prefixcmp(line, "have ")) { switch (got_sha1(line+5, sha1)) { case -1: /* they have what we do not */ - if (multi_ack && ok_to_give_up()) - packet_write(1, "ACK %s continue\n", - sha1_to_hex(sha1)); + if (multi_ack && ok_to_give_up()) { + const char *hex = sha1_to_hex(sha1); + if (multi_ack == 2) + packet_write(1, "ACK %s ready\n", hex); + else + packet_write(1, "ACK %s continue\n", hex); + } break; default: - memcpy(hex, sha1_to_hex(sha1), 41); - if (multi_ack) { - const char *msg = "ACK %s continue\n"; - packet_write(1, msg, hex); - memcpy(last_hex, hex, 41); - } + memcpy(last_hex, sha1_to_hex(sha1), 41); + if (multi_ack == 2) + packet_write(1, "ACK %s common\n", last_hex); + else if (multi_ack) + packet_write(1, "ACK %s continue\n", last_hex); else if (have_obj.nr == 1) - packet_write(1, "ACK %s\n", hex); + packet_write(1, "ACK %s\n", last_hex); break; } continue; @@ -587,7 +590,9 @@ static void receive_needs(void) get_sha1_hex(line+5, sha1_buf)) die("git upload-pack: protocol error, " "expected to get sha, not '%s'", line); - if (strstr(line+45, "multi_ack")) + if (strstr(line+45, "multi_ack_detailed")) + multi_ack = 2; + else if (strstr(line+45, "multi_ack")) multi_ack = 1; if (strstr(line+45, "thin-pack")) use_thin_pack = 1; @@ -681,7 +686,7 @@ static int send_ref(const char *refname, const unsigned char *sha1, int flag, vo { static const char *capabilities = "multi_ack thin-pack side-band" " side-band-64k ofs-delta shallow no-progress" - " include-tag"; + " include-tag multi_ack_detailed"; struct object *o = parse_object(sha1); if (!o) |