diff options
Diffstat (limited to 'transport.c')
-rw-r--r-- | transport.c | 69 |
1 files changed, 57 insertions, 12 deletions
diff --git a/transport.c b/transport.c index 90a3350936..01ce11a325 100644 --- a/transport.c +++ b/transport.c @@ -252,8 +252,18 @@ static int connect_setup(struct transport *transport, int for_push) return 0; } -static struct ref *get_refs_via_connect(struct transport *transport, int for_push, - const struct argv_array *ref_prefixes) +/* + * Obtains the protocol version from the transport and writes it to + * transport->data->version, first connecting if not already connected. + * + * If the protocol version is one that allows skipping the listing of remote + * refs, and must_list_refs is 0, the listing of remote refs is skipped and + * this function returns NULL. Otherwise, this function returns the list of + * remote refs. + */ +static struct ref *handshake(struct transport *transport, int for_push, + const struct argv_array *ref_prefixes, + int must_list_refs) { struct git_transport_data *data = transport->data; struct ref *refs = NULL; @@ -268,8 +278,10 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus data->version = discover_version(&reader); switch (data->version) { case protocol_v2: - get_remote_refs(data->fd[1], &reader, &refs, for_push, - ref_prefixes, transport->server_options); + if (must_list_refs) + get_remote_refs(data->fd[1], &reader, &refs, for_push, + ref_prefixes, + transport->server_options); break; case protocol_v1: case protocol_v0: @@ -283,9 +295,18 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus } data->got_remote_heads = 1; + if (reader.line_peeked) + BUG("buffer must be empty at the end of handshake()"); + return refs; } +static struct ref *get_refs_via_connect(struct transport *transport, int for_push, + const struct argv_array *ref_prefixes) +{ + return handshake(transport, for_push, ref_prefixes, 1); +} + static int fetch_refs_via_pack(struct transport *transport, int nr_heads, struct ref **to_fetch) { @@ -320,8 +341,17 @@ static int fetch_refs_via_pack(struct transport *transport, args.server_options = transport->server_options; args.negotiation_tips = data->options.negotiation_tips; - if (!data->got_remote_heads) - refs_tmp = get_refs_via_connect(transport, 0, NULL); + if (!data->got_remote_heads) { + int i; + int must_list_refs = 0; + for (i = 0; i < nr_heads; i++) { + if (!to_fetch[i]->exact_oid) { + must_list_refs = 1; + break; + } + } + refs_tmp = handshake(transport, 0, NULL, must_list_refs); + } switch (data->version) { case protocol_v2: @@ -703,6 +733,7 @@ static int disconnect_git(struct transport *transport) } static struct transport_vtable taken_over_vtable = { + 1, NULL, get_refs_via_connect, fetch_refs_via_pack, @@ -852,6 +883,7 @@ void transport_check_allowed(const char *type) } static struct transport_vtable bundle_vtable = { + 0, NULL, get_refs_from_bundle, fetch_refs_from_bundle, @@ -861,6 +893,7 @@ static struct transport_vtable bundle_vtable = { }; static struct transport_vtable builtin_smart_vtable = { + 1, NULL, get_refs_via_connect, fetch_refs_via_pack, @@ -1139,7 +1172,8 @@ int transport_push(struct transport *transport, oid_array_append(&commits, &ref->new_oid); - if (!push_unpushed_submodules(&commits, + if (!push_unpushed_submodules(&the_index, + &commits, transport->remote, rs, transport->push_options, @@ -1163,8 +1197,10 @@ int transport_push(struct transport *transport, oid_array_append(&commits, &ref->new_oid); - if (find_unpushed_submodules(&commits, transport->remote->name, - &needs_pushing)) { + if (find_unpushed_submodules(&the_index, + &commits, + transport->remote->name, + &needs_pushing)) { oid_array_clear(&commits); die_with_unpushed_submodules(&needs_pushing); } @@ -1224,11 +1260,20 @@ int transport_fetch_refs(struct transport *transport, struct ref *refs) struct ref **heads = NULL; struct ref *rm; + if (!transport->vtable->fetch_without_list) + /* + * Some transports (e.g. the built-in bundle transport and the + * transport helper interface) do not work when fetching is + * done immediately after transport creation. List the remote + * refs anyway (if not already listed) as a workaround. + */ + transport_get_remote_refs(transport, NULL); + for (rm = refs; rm; rm = rm->next) { nr_refs++; if (rm->peer_ref && !is_null_oid(&rm->old_oid) && - !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid)) + oideq(&rm->peer_ref->old_oid, &rm->old_oid)) continue; ALLOC_GROW(heads, nr_heads + 1, nr_alloc); heads[nr_heads++] = rm; @@ -1368,9 +1413,9 @@ static void read_alternate_refs(const char *path, fh = xfdopen(cmd.out, "r"); while (strbuf_getline_lf(&line, fh) != EOF) { struct object_id oid; + const char *p; - if (get_oid_hex(line.buf, &oid) || - line.buf[GIT_SHA1_HEXSZ]) { + if (parse_oid_hex(line.buf, &oid, &p) || *p) { warning(_("invalid line while parsing alternate refs: %s"), line.buf); break; |