packaging: Add contrib installation

[platform/upstream/git.git] / promisor-remote.c

diff --git a/promisor-remote.c b/promisor-remote.c
index 9f338c9..3c572b1 100644 (file)
--- a/promisor-remote.c
+++ b/promisor-remote.c
@@ -3,48 +3,43 @@
 #include "promisor-remote.h"
 #include "config.h"
 #include "transport.h"
+#include "strvec.h"
 
 static char *repository_format_partial_clone;
-static const char *core_partial_clone_filter_default;
 
 void set_repository_format_partial_clone(char *partial_clone)
 {
        repository_format_partial_clone = xstrdup_or_null(partial_clone);
 }
 
-static int fetch_refs(const char *remote_name, struct ref *ref)
-{
-       struct remote *remote;
-       struct transport *transport;
-       int res;
-
-       remote = remote_get(remote_name);
-       if (!remote->url[0])
-               die(_("Remote with no URL"));
-       transport = transport_get(remote, remote->url[0]);
-
-       transport_set_option(transport, TRANS_OPT_FROM_PROMISOR, "1");
-       transport_set_option(transport, TRANS_OPT_NO_DEPENDENTS, "1");
-       res = transport_fetch_refs(transport, ref);
-
-       return res;
-}
-
 static int fetch_objects(const char *remote_name,
                         const struct object_id *oids,
                         int oid_nr)
 {
-       struct ref *ref = NULL;
+       struct child_process child = CHILD_PROCESS_INIT;
        int i;
+       FILE *child_in;
+
+       child.git_cmd = 1;
+       child.in = -1;
+       strvec_pushl(&child.args, "-c", "fetch.negotiationAlgorithm=noop",
+                    "fetch", remote_name, "--no-tags",
+                    "--no-write-fetch-head", "--recurse-submodules=no",
+                    "--filter=blob:none", "--stdin", NULL);
+       if (start_command(&child))
+               die(_("promisor-remote: unable to fork off fetch subprocess"));
+       child_in = xfdopen(child.in, "w");
 
        for (i = 0; i < oid_nr; i++) {
-               struct ref *new_ref = alloc_ref(oid_to_hex(&oids[i]));
-               oidcpy(&new_ref->old_oid, &oids[i]);
-               new_ref->exact_oid = 1;
-               new_ref->next = ref;
-               ref = new_ref;
+               if (fputs(oid_to_hex(&oids[i]), child_in) < 0)
+                       die_errno(_("promisor-remote: could not write to fetch subprocess"));
+               if (fputc('\n', child_in) < 0)
+                       die_errno(_("promisor-remote: could not write to fetch subprocess"));
        }
-       return fetch_refs(remote_name, ref);
+
+       if (fclose(child_in) < 0)
+               die_errno(_("promisor-remote: could not close stdin to fetch subprocess"));
+       return finish_command(&child) ? -1 : 0;
 }
 
 static struct promisor_remote *promisors;
@@ -101,13 +96,9 @@ static void promisor_remote_move_to_tail(struct promisor_remote *r,
 static int promisor_remote_config(const char *var, const char *value, void *data)
 {
        const char *name;
-       int namelen;
+       size_t namelen;
        const char *subkey;
 
-       if (!strcmp(var, "core.partialclonefilter"))
-               return git_config_string(&core_partial_clone_filter_default,
-                                        var, value);
-
        if (parse_config_key(var, "remote", &name, &namelen, &subkey) < 0)
                return 0;
 
@@ -241,6 +232,9 @@ int promisor_remote_get_direct(struct repository *repo,
        int to_free = 0;
        int res = -1;
 
+       if (oid_nr == 0)
+               return 0;
+
        promisor_remote_init();
 
        for (r = promisors; r; r = r->next) {