Merge branch 'ph/builtin-srcs-are-in-subdir-these-days' into maint
[git/git.git] / transport.c
index e3b3352..40bc540 100644 (file)
@@ -106,7 +106,8 @@ static void insert_packed_refs(const char *packed_refs, struct ref **list)
                return;
 
        for (;;) {
-               int cmp = cmp, len;
+               int cmp = 0; /* assigned before used */
+               int len;
 
                if (!fgets(buffer, sizeof(buffer), f)) {
                        fclose(f);
@@ -507,7 +508,7 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus
        struct ref *refs;
 
        connect_setup(transport, for_push, 0);
-       get_remote_heads(data->fd[0], &refs,
+       get_remote_heads(data->fd[0], NULL, 0, &refs,
                         for_push ? REF_NORMAL : 0, &data->extra_have);
        data->got_remote_heads = 1;
 
@@ -518,11 +519,9 @@ static int fetch_refs_via_pack(struct transport *transport,
                               int nr_heads, struct ref **to_fetch)
 {
        struct git_transport_data *data = transport->data;
-       struct string_list sought = STRING_LIST_INIT_DUP;
        const struct ref *refs;
        char *dest = xstrdup(transport->url);
        struct fetch_pack_args args;
-       int i;
        struct ref *refs_tmp = NULL;
 
        memset(&args, 0, sizeof(args));
@@ -536,18 +535,16 @@ static int fetch_refs_via_pack(struct transport *transport,
        args.no_progress = !transport->progress;
        args.depth = data->options.depth;
 
-       for (i = 0; i < nr_heads; i++)
-               string_list_append(&sought, to_fetch[i]->name);
-
        if (!data->got_remote_heads) {
                connect_setup(transport, 0, 0);
-               get_remote_heads(data->fd[0], &refs_tmp, 0, NULL);
+               get_remote_heads(data->fd[0], NULL, 0, &refs_tmp, 0, NULL);
                data->got_remote_heads = 1;
        }
 
        refs = fetch_pack(&args, data->fd, data->conn,
                          refs_tmp ? refs_tmp : transport->remote_refs,
-                         dest, &sought, &transport->pack_lockfile);
+                         dest, to_fetch, nr_heads,
+                         &transport->pack_lockfile);
        close(data->fd[0]);
        close(data->fd[1]);
        if (finish_connect(data->conn))
@@ -557,7 +554,6 @@ static int fetch_refs_via_pack(struct transport *transport,
 
        free_refs(refs_tmp);
 
-       string_list_clear(&sought, 0);
        free(dest);
        return (refs ? 0 : -1);
 }
@@ -659,7 +655,7 @@ static void print_ok_ref_status(struct ref *ref, int porcelain)
                const char *msg;
 
                strcpy(quickref, status_abbrev(ref->old_sha1));
-               if (ref->nonfastforward) {
+               if (ref->forced_update) {
                        strcat(quickref, "...");
                        type = '+';
                        msg = "forced update";
@@ -695,6 +691,18 @@ static int print_one_push_status(struct ref *ref, const char *dest, int count, i
                print_ref_status('!', "[rejected]", ref, ref->peer_ref,
                                                 "non-fast-forward", porcelain);
                break;
+       case REF_STATUS_REJECT_ALREADY_EXISTS:
+               print_ref_status('!', "[rejected]", ref, ref->peer_ref,
+                                                "already exists", porcelain);
+               break;
+       case REF_STATUS_REJECT_FETCH_FIRST:
+               print_ref_status('!', "[rejected]", ref, ref->peer_ref,
+                                                "fetch first", porcelain);
+               break;
+       case REF_STATUS_REJECT_NEEDS_FORCE:
+               print_ref_status('!', "[rejected]", ref, ref->peer_ref,
+                                                "needs force", porcelain);
+               break;
        case REF_STATUS_REMOTE_REJECT:
                print_ref_status('!', "[remote rejected]", ref,
                                                 ref->deletion ? NULL : ref->peer_ref,
@@ -714,7 +722,7 @@ static int print_one_push_status(struct ref *ref, const char *dest, int count, i
 }
 
 void transport_print_push_status(const char *dest, struct ref *refs,
-                                 int verbose, int porcelain, int *nonfastforward)
+                                 int verbose, int porcelain, unsigned int *reject_reasons)
 {
        struct ref *ref;
        int n = 0;
@@ -733,18 +741,23 @@ void transport_print_push_status(const char *dest, struct ref *refs,
                if (ref->status == REF_STATUS_OK)
                        n += print_one_push_status(ref, dest, n, porcelain);
 
-       *nonfastforward = 0;
+       *reject_reasons = 0;
        for (ref = refs; ref; ref = ref->next) {
                if (ref->status != REF_STATUS_NONE &&
                    ref->status != REF_STATUS_UPTODATE &&
                    ref->status != REF_STATUS_OK)
                        n += print_one_push_status(ref, dest, n, porcelain);
-               if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD &&
-                   *nonfastforward != NON_FF_HEAD) {
+               if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD) {
                        if (head != NULL && !strcmp(head, ref->name))
-                               *nonfastforward = NON_FF_HEAD;
+                               *reject_reasons |= REJECT_NON_FF_HEAD;
                        else
-                               *nonfastforward = NON_FF_OTHER;
+                               *reject_reasons |= REJECT_NON_FF_OTHER;
+               } else if (ref->status == REF_STATUS_REJECT_ALREADY_EXISTS) {
+                       *reject_reasons |= REJECT_ALREADY_EXISTS;
+               } else if (ref->status == REF_STATUS_REJECT_FETCH_FIRST) {
+                       *reject_reasons |= REJECT_FETCH_FIRST;
+               } else if (ref->status == REF_STATUS_REJECT_NEEDS_FORCE) {
+                       *reject_reasons |= REJECT_NEEDS_FORCE;
                }
        }
 }
@@ -782,7 +795,7 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re
                struct ref *tmp_refs;
                connect_setup(transport, 1, 0);
 
-               get_remote_heads(data->fd[0], &tmp_refs, REF_NORMAL, NULL);
+               get_remote_heads(data->fd[0], NULL, 0, &tmp_refs, REF_NORMAL, NULL);
                data->got_remote_heads = 1;
        }
 
@@ -1029,11 +1042,67 @@ static void die_with_unpushed_submodules(struct string_list *needs_pushing)
        die("Aborting.");
 }
 
+static int run_pre_push_hook(struct transport *transport,
+                            struct ref *remote_refs)
+{
+       int ret = 0, x;
+       struct ref *r;
+       struct child_process proc;
+       struct strbuf buf;
+       const char *argv[4];
+
+       if (!(argv[0] = find_hook("pre-push")))
+               return 0;
+
+       argv[1] = transport->remote->name;
+       argv[2] = transport->url;
+       argv[3] = NULL;
+
+       memset(&proc, 0, sizeof(proc));
+       proc.argv = argv;
+       proc.in = -1;
+
+       if (start_command(&proc)) {
+               finish_command(&proc);
+               return -1;
+       }
+
+       strbuf_init(&buf, 256);
+
+       for (r = remote_refs; r; r = r->next) {
+               if (!r->peer_ref) continue;
+               if (r->status == REF_STATUS_REJECT_NONFASTFORWARD) continue;
+               if (r->status == REF_STATUS_UPTODATE) continue;
+
+               strbuf_reset(&buf);
+               strbuf_addf( &buf, "%s %s %s %s\n",
+                        r->peer_ref->name, sha1_to_hex(r->new_sha1),
+                        r->name, sha1_to_hex(r->old_sha1));
+
+               if (write_in_full(proc.in, buf.buf, buf.len) != buf.len) {
+                       ret = -1;
+                       break;
+               }
+       }
+
+       strbuf_release(&buf);
+
+       x = close(proc.in);
+       if (!ret)
+               ret = x;
+
+       x = finish_command(&proc);
+       if (!ret)
+               ret = x;
+
+       return ret;
+}
+
 int transport_push(struct transport *transport,
                   int refspec_nr, const char **refspec, int flags,
-                  int *nonfastforward)
+                  unsigned int *reject_reasons)
 {
-       *nonfastforward = 0;
+       *reject_reasons = 0;
        transport_verify_remote_names(refspec_nr, refspec);
 
        if (transport->push) {
@@ -1059,6 +1128,8 @@ int transport_push(struct transport *transport,
                        match_flags |= MATCH_REFS_MIRROR;
                if (flags & TRANSPORT_PUSH_PRUNE)
                        match_flags |= MATCH_REFS_PRUNE;
+               if (flags & TRANSPORT_PUSH_FOLLOW_TAGS)
+                       match_flags |= MATCH_REFS_FOLLOW_TAGS;
 
                if (match_push_refs(local_refs, &remote_refs,
                                    refspec_nr, refspec, match_flags)) {
@@ -1069,6 +1140,10 @@ int transport_push(struct transport *transport,
                        flags & TRANSPORT_PUSH_MIRROR,
                        flags & TRANSPORT_PUSH_FORCE);
 
+               if (!(flags & TRANSPORT_PUSH_NO_HOOK))
+                       if (run_pre_push_hook(transport, remote_refs))
+                               return -1;
+
                if ((flags & TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND) && !is_bare_repository()) {
                        struct ref *ref = remote_refs;
                        for (; ref; ref = ref->next)
@@ -1099,7 +1174,7 @@ int transport_push(struct transport *transport,
                if (!quiet || err)
                        transport_print_push_status(transport->url, remote_refs,
                                        verbose | porcelain, porcelain,
-                                       nonfastforward);
+                                       reject_reasons);
 
                if (flags & TRANSPORT_PUSH_SET_UPSTREAM)
                        set_upstreams(transport, remote_refs, pretend);