test-reach: test reduce_heads
[gitweb.git] / fetch-pack.c
index 490c38f833419cde65b97f75f454a7d148fff6a2..d60d83f174be139aefbbcaa8fce662b3c10d8169 100644 (file)
@@ -19,6 +19,7 @@
 #include "sha1-array.h"
 #include "oidset.h"
 #include "packfile.h"
+#include "object-store.h"
 
 static int transfer_unpack_limit = -1;
 static int fetch_unpack_limit = -1;
@@ -83,7 +84,7 @@ static void cache_one_alternate(const char *refname,
                                void *vcache)
 {
        struct alternate_object_cache *cache = vcache;
-       struct object *obj = parse_object(oid);
+       struct object *obj = parse_object(the_repository, oid);
 
        if (!obj || (obj->flags & ALTERNATE))
                return;
@@ -125,7 +126,9 @@ static void rev_list_push(struct commit *commit, int mark)
 
 static int rev_list_insert_ref(const char *refname, const struct object_id *oid)
 {
-       struct object *o = deref_tag(parse_object(oid), refname, 0);
+       struct object *o = deref_tag(the_repository,
+                                    parse_object(the_repository, oid),
+                                    refname, 0);
 
        if (o && o->type == OBJ_COMMIT)
                rev_list_push((struct commit *)o, SEEN);
@@ -142,7 +145,9 @@ static int rev_list_insert_ref_oid(const char *refname, const struct object_id *
 static int clear_marks(const char *refname, const struct object_id *oid,
                       int flag, void *cb_data)
 {
-       struct object *o = deref_tag(parse_object(oid), refname, 0);
+       struct object *o = deref_tag(the_repository,
+                                    parse_object(the_repository, oid),
+                                    refname, 0);
 
        if (o && o->type == OBJ_COMMIT)
                clear_commit_marks((struct commit *)o,
@@ -359,7 +364,7 @@ static int find_common(struct fetch_pack_args *args,
                 * interested in the case we *know* the object is
                 * reachable and we have already scanned it.
                 */
-               if (((o = lookup_object(remote->hash)) != NULL) &&
+               if (((o = lookup_object(the_repository, remote->hash)) != NULL) &&
                                (o->flags & COMPLETE)) {
                        continue;
                }
@@ -396,7 +401,7 @@ static int find_common(struct fetch_pack_args *args,
                return 1;
        }
 
-       if (is_repository_shallow())
+       if (is_repository_shallow(the_repository))
                write_shallow_commits(&req_buf, 1, NULL);
        if (args->depth > 0)
                packet_buf_write(&req_buf, "deepen %d", args->depth);
@@ -427,16 +432,16 @@ static int find_common(struct fetch_pack_args *args,
                        if (skip_prefix(line, "shallow ", &arg)) {
                                if (get_oid_hex(arg, &oid))
                                        die(_("invalid shallow line: %s"), line);
-                               register_shallow(&oid);
+                               register_shallow(the_repository, &oid);
                                continue;
                        }
                        if (skip_prefix(line, "unshallow ", &arg)) {
                                if (get_oid_hex(arg, &oid))
                                        die(_("invalid unshallow line: %s"), line);
-                               if (!lookup_object(oid.hash))
+                               if (!lookup_object(the_repository, oid.hash))
                                        die(_("object not found: %s"), line);
                                /* make sure that it is parsed as shallow */
-                               if (!parse_object(&oid))
+                               if (!parse_object(the_repository, &oid))
                                        die(_("error in object: %s"), line);
                                if (unregister_shallow(&oid))
                                        die(_("no shallow found: %s"), line);
@@ -495,7 +500,8 @@ static int find_common(struct fetch_pack_args *args,
                                case ACK_ready:
                                case ACK_continue: {
                                        struct commit *commit =
-                                               lookup_commit(result_oid);
+                                               lookup_commit(the_repository,
+                                                             result_oid);
                                        if (!commit)
                                                die(_("invalid commit %s"), oid_to_hex(result_oid));
                                        if (args->stateless_rpc
@@ -569,14 +575,14 @@ static struct commit_list *complete;
 
 static int mark_complete(const struct object_id *oid)
 {
-       struct object *o = parse_object(oid);
+       struct object *o = parse_object(the_repository, oid);
 
        while (o && o->type == OBJ_TAG) {
                struct tag *t = (struct tag *) o;
                if (!t->tagged)
                        break; /* broken repository */
                o->flags |= COMPLETE;
-               o = parse_object(&t->tagged->oid);
+               o = parse_object(the_repository, &t->tagged->oid);
        }
        if (o && o->type == OBJ_COMMIT) {
                struct commit *commit = (struct commit *)o;
@@ -657,11 +663,11 @@ static void filter_refs(struct fetch_pack_args *args,
                                }
                                i++;
                        }
-               }
 
-               if (!keep && args->fetch_all &&
-                   (!args->deepen || !starts_with(ref->name, "refs/tags/")))
-                       keep = 1;
+                       if (!keep && args->fetch_all &&
+                           (!args->deepen || !starts_with(ref->name, "refs/tags/")))
+                               keep = 1;
+               }
 
                if (keep) {
                        *newtail = ref;
@@ -767,7 +773,7 @@ static int everything_local(struct fetch_pack_args *args,
 
                if (!has_object_file_with_flags(&ref->old_oid, flags))
                        continue;
-               o = parse_object(&ref->old_oid);
+               o = parse_object(the_repository, &ref->old_oid);
                if (!o)
                        continue;
 
@@ -798,7 +804,9 @@ static int everything_local(struct fetch_pack_args *args,
                 * Don't mark them common yet; the server has to be told so first.
                 */
                for (ref = *refs; ref; ref = ref->next) {
-                       struct object *o = deref_tag(lookup_object(ref->old_oid.hash),
+                       struct object *o = deref_tag(the_repository,
+                                                    lookup_object(the_repository,
+                                                    ref->old_oid.hash),
                                                     NULL, 0);
 
                        if (!o || o->type != OBJ_COMMIT || !(o->flags & COMPLETE))
@@ -818,7 +826,7 @@ static int everything_local(struct fetch_pack_args *args,
                const struct object_id *remote = &ref->old_oid;
                struct object *o;
 
-               o = lookup_object(remote->hash);
+               o = lookup_object(the_repository, remote->hash);
                if (!o || !(o->flags & COMPLETE)) {
                        retval = 0;
                        print_verbose(args, "want %s (%s)", oid_to_hex(remote),
@@ -985,7 +993,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args,
        sort_ref_list(&ref, ref_compare_name);
        QSORT(sought, nr_sought, cmp_ref_by_name);
 
-       if ((args->depth > 0 || is_repository_shallow()) && !server_supports("shallow"))
+       if ((args->depth > 0 || is_repository_shallow(the_repository)) && !server_supports("shallow"))
                die(_("Server does not support shallow clients"));
        if (args->depth > 0 || args->deepen_since || args->deepen_not)
                args->deepen = 1;
@@ -1083,7 +1091,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args,
 static void add_shallow_requests(struct strbuf *req_buf,
                                 const struct fetch_pack_args *args)
 {
-       if (is_repository_shallow())
+       if (is_repository_shallow(the_repository))
                write_shallow_commits(req_buf, 1, NULL);
        if (args->depth > 0)
                packet_buf_write(req_buf, "deepen %d", args->depth);
@@ -1117,7 +1125,7 @@ static void add_wants(const struct ref *wants, struct strbuf *req_buf)
                 * interested in the case we *know* the object is
                 * reachable and we have already scanned it.
                 */
-               if (((o = lookup_object(remote->hash)) != NULL) &&
+               if (((o = lookup_object(the_repository, remote->hash)) != NULL) &&
                    (o->flags & COMPLETE)) {
                        continue;
                }
@@ -1195,17 +1203,32 @@ static int send_fetch_request(int fd_out, const struct fetch_pack_args *args,
        /* Add shallow-info and deepen request */
        if (server_supports_feature("fetch", "shallow", 0))
                add_shallow_requests(&req_buf, args);
-       else if (is_repository_shallow() || args->deepen)
+       else if (is_repository_shallow(the_repository) || args->deepen)
                die(_("Server does not support shallow requests"));
 
+       /* Add filter */
+       if (server_supports_feature("fetch", "filter", 0) &&
+           args->filter_options.choice) {
+               print_verbose(args, _("Server supports filter"));
+               packet_buf_write(&req_buf, "filter %s",
+                                args->filter_options.filter_spec);
+       } else if (args->filter_options.choice) {
+               warning("filtering not recognized by server, ignoring");
+       }
+
        /* add wants */
        add_wants(wants, &req_buf);
 
-       /* Add all of the common commits we've found in previous rounds */
-       add_common(&req_buf, common);
+       if (args->no_dependents) {
+               packet_buf_write(&req_buf, "done");
+               ret = 1;
+       } else {
+               /* Add all of the common commits we've found in previous rounds */
+               add_common(&req_buf, common);
 
-       /* Add initial haves */
-       ret = add_haves(&req_buf, haves_to_send, in_vain);
+               /* Add initial haves */
+               ret = add_haves(&req_buf, haves_to_send, in_vain);
+       }
 
        /* Send request */
        packet_buf_flush(&req_buf);
@@ -1259,7 +1282,7 @@ static int process_acks(struct packet_reader *reader, struct oidset *common)
                        if (!get_oid_hex(arg, &oid)) {
                                struct commit *commit;
                                oidset_insert(common, &oid);
-                               commit = lookup_commit(&oid);
+                               commit = lookup_commit(the_repository, &oid);
                                mark_common(commit, 0, 1);
                        }
                        continue;
@@ -1293,16 +1316,16 @@ static void receive_shallow_info(struct fetch_pack_args *args,
                if (skip_prefix(reader->line, "shallow ", &arg)) {
                        if (get_oid_hex(arg, &oid))
                                die(_("invalid shallow line: %s"), reader->line);
-                       register_shallow(&oid);
+                       register_shallow(the_repository, &oid);
                        continue;
                }
                if (skip_prefix(reader->line, "unshallow ", &arg)) {
                        if (get_oid_hex(arg, &oid))
                                die(_("invalid unshallow line: %s"), reader->line);
-                       if (!lookup_object(oid.hash))
+                       if (!lookup_object(the_repository, oid.hash))
                                die(_("object not found: %s"), reader->line);
                        /* make sure that it is parsed as shallow */
-                       if (!parse_object(&oid))
+                       if (!parse_object(the_repository, &oid))
                                die(_("error in object: %s"), reader->line);
                        if (unregister_shallow(&oid))
                                die(_("no shallow found: %s"), reader->line);
@@ -1464,7 +1487,7 @@ static void update_shallow(struct fetch_pack_args *args,
 
        if (args->deepen && alternate_shallow_file) {
                if (*alternate_shallow_file == '\0') { /* --unshallow */
-                       unlink_or_warn(git_path_shallow());
+                       unlink_or_warn(git_path_shallow(the_repository));
                        rollback_lock_file(&shallow_lock);
                } else
                        commit_lock_file(&shallow_lock);