difftool: handle unmerged files in dir-diff mode
[gitweb.git] / builtin / clone.c
index 9eaecd9a7cdb9ad6726626c96edd05d2d9305453..661639255c564acf3f811e20a0ca3141805cde5d 100644 (file)
@@ -47,6 +47,7 @@ static const char *real_git_dir;
 static char *option_upload_pack = "git-upload-pack";
 static int option_verbosity;
 static int option_progress = -1;
+static enum transport_family family;
 static struct string_list option_config;
 static struct string_list option_reference;
 static int option_dissociate;
@@ -92,6 +93,10 @@ static struct option builtin_clone_options[] = {
                   N_("separate git dir from working tree")),
        OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
                        N_("set config inside the new repository")),
+       OPT_SET_INT('4', "ipv4", &family, N_("use IPv4 addresses only"),
+                       TRANSPORT_FAMILY_IPV4),
+       OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"),
+                       TRANSPORT_FAMILY_IPV6),
        OPT_END()
 };
 
@@ -231,8 +236,8 @@ static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
        strip_suffix_mem(start, &len, is_bundle ? ".bundle" : ".git");
 
        if (!len || (len == 1 && *start == '/'))
-           die("No directory name could be guessed.\n"
-               "Please specify a directory on the command line");
+               die(_("No directory name could be guessed.\n"
+                     "Please specify a directory on the command line"));
 
        if (is_bare)
                dir = xstrfmt("%.*s.git", (int)len, start);
@@ -339,7 +344,7 @@ static void copy_alternates(struct strbuf *src, struct strbuf *dst,
        FILE *in = fopen(src->buf, "r");
        struct strbuf line = STRBUF_INIT;
 
-       while (strbuf_getline(&line, in, '\n') != EOF) {
+       while (strbuf_getline(&line, in) != EOF) {
                char *abs_path;
                if (!line.len || line.buf[0] == '#')
                        continue;
@@ -559,7 +564,7 @@ static void write_remote_refs(const struct ref *local_refs)
        for (r = local_refs; r; r = r->next) {
                if (!r->peer_ref)
                        continue;
-               if (ref_transaction_create(t, r->peer_ref->name, r->old_sha1,
+               if (ref_transaction_create(t, r->peer_ref->name, r->old_oid.hash,
                                           0, NULL, &err))
                        die("%s", err.buf);
        }
@@ -579,9 +584,9 @@ static void write_followtags(const struct ref *refs, const char *msg)
                        continue;
                if (ends_with(ref->name, "^{}"))
                        continue;
-               if (!has_sha1_file(ref->old_sha1))
+               if (!has_object_file(&ref->old_oid))
                        continue;
-               update_ref(msg, ref->name, ref->old_sha1,
+               update_ref(msg, ref->name, ref->old_oid.hash,
                           NULL, 0, UPDATE_REFS_DIE_ON_ERR);
        }
 }
@@ -601,7 +606,7 @@ static int iterate_ref_map(void *cb_data, unsigned char sha1[20])
        if (!ref)
                return -1;
 
-       hashcpy(sha1, ref->old_sha1);
+       hashcpy(sha1, ref->old_oid.hash);
        *rm = ref->next;
        return 0;
 }
@@ -636,9 +641,11 @@ static void update_remote_refs(const struct ref *refs,
                struct strbuf head_ref = STRBUF_INIT;
                strbuf_addstr(&head_ref, branch_top);
                strbuf_addstr(&head_ref, "HEAD");
-               create_symref(head_ref.buf,
-                             remote_head_points_at->peer_ref->name,
-                             msg);
+               if (create_symref(head_ref.buf,
+                                 remote_head_points_at->peer_ref->name,
+                                 msg) < 0)
+                       die(_("unable to update %s"), head_ref.buf);
+               strbuf_release(&head_ref);
        }
 }
 
@@ -648,16 +655,17 @@ static void update_head(const struct ref *our, const struct ref *remote,
        const char *head;
        if (our && skip_prefix(our->name, "refs/heads/", &head)) {
                /* Local default branch link */
-               create_symref("HEAD", our->name, NULL);
+               if (create_symref("HEAD", our->name, NULL) < 0)
+                       die(_("unable to update HEAD"));
                if (!option_bare) {
-                       update_ref(msg, "HEAD", our->old_sha1, NULL, 0,
+                       update_ref(msg, "HEAD", our->old_oid.hash, NULL, 0,
                                   UPDATE_REFS_DIE_ON_ERR);
                        install_branch_config(0, head, option_origin, our->name);
                }
        } else if (our) {
-               struct commit *c = lookup_commit_reference(our->old_sha1);
+               struct commit *c = lookup_commit_reference(our->old_oid.hash);
                /* --branch specifies a non-branch (i.e. tags), detach HEAD */
-               update_ref(msg, "HEAD", c->object.sha1,
+               update_ref(msg, "HEAD", c->object.oid.hash,
                           NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
        } else if (remote) {
                /*
@@ -665,7 +673,7 @@ static void update_head(const struct ref *our, const struct ref *remote,
                 * HEAD points to a branch but we don't know which one.
                 * Detach HEAD in all these cases.
                 */
-               update_ref(msg, "HEAD", remote->old_sha1,
+               update_ref(msg, "HEAD", remote->old_oid.hash,
                           NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
        }
 }
@@ -732,7 +740,7 @@ static int checkout(void)
 
 static int write_one_config(const char *key, const char *value, void *data)
 {
-       return git_config_set_multivar(key, value ? value : "true", "^$", 0);
+       return git_config_set_multivar_gently(key, value ? value : "true", "^$", 0);
 }
 
 static void write_config(struct string_list *config)
@@ -742,7 +750,7 @@ static void write_config(struct string_list *config)
        for (i = 0; i < config->nr; i++) {
                if (git_config_parse_parameter(config->items[i].string,
                                               write_one_config, NULL) < 0)
-                       die("unable to write parameters to config file");
+                       die(_("unable to write parameters to config file"));
        }
 }
 
@@ -801,11 +809,15 @@ static void write_refspec_config(const char *src_ref_prefix,
 static void dissociate_from_references(void)
 {
        static const char* argv[] = { "repack", "-a", "-d", NULL };
+       char *alternates = git_pathdup("objects/info/alternates");
 
-       if (run_command_v_opt(argv, RUN_GIT_CMD|RUN_COMMAND_NO_STDIN))
-               die(_("cannot repack to clean up"));
-       if (unlink(git_path("objects/info/alternates")) && errno != ENOENT)
-               die_errno(_("cannot unlink temporary alternates file"));
+       if (!access(alternates, F_OK)) {
+               if (run_command_v_opt(argv, RUN_GIT_CMD|RUN_COMMAND_NO_STDIN))
+                       die(_("cannot repack to clean up"));
+               if (unlink(alternates) && errno != ENOENT)
+                       die_errno(_("cannot unlink temporary alternates file"));
+       }
+       free(alternates);
 }
 
 int cmd_clone(int argc, const char **argv, const char *prefix)
@@ -954,10 +966,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 
        if (option_reference.nr)
                setup_reference();
-       else if (option_dissociate) {
-               warning(_("--dissociate given, but there is no --reference"));
-               option_dissociate = 0;
-       }
 
        fetch_pattern = value.buf;
        refspec = parse_fetch_refspec(1, &fetch_pattern);
@@ -967,6 +975,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        remote = remote_get(option_origin);
        transport = transport_get(remote, remote->url[0]);
        transport_set_verbosity(transport, option_verbosity, option_progress);
+       transport->family = family;
 
        path = get_repo_path(remote->url[0], &is_bundle);
        is_local = option_local != 0 && path && !is_bundle;
@@ -1016,7 +1025,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                 * remote HEAD check.
                 */
                for (ref = refs; ref; ref = ref->next)
-                       if (is_null_sha1(ref->old_sha1)) {
+                       if (is_null_oid(&ref->old_oid)) {
                                complete_refs_before_fetch = 0;
                                break;
                        }