Merge branch 'nd/fetch-pass-quiet-to-gc-child-process'
[gitweb.git] / fast-import.c
index fa635f75c328354f7a4b44ca1e22461b1eb16de1..2b31053e0d916ce8b9379a1cde9345f3e265d188 100644 (file)
@@ -1679,8 +1679,9 @@ static int tree_content_get(
 static int update_branch(struct branch *b)
 {
        static const char *msg = "fast-import";
-       struct ref_lock *lock;
+       struct ref_transaction *transaction;
        unsigned char old_sha1[20];
+       struct strbuf err = STRBUF_INIT;
 
        if (read_ref(b->name, old_sha1))
                hashclr(old_sha1);
@@ -1689,29 +1690,33 @@ static int update_branch(struct branch *b)
                        delete_ref(b->name, old_sha1, 0);
                return 0;
        }
-       lock = lock_any_ref_for_update(b->name, old_sha1, 0, NULL);
-       if (!lock)
-               return error("Unable to lock %s", b->name);
        if (!force_update && !is_null_sha1(old_sha1)) {
                struct commit *old_cmit, *new_cmit;
 
                old_cmit = lookup_commit_reference_gently(old_sha1, 0);
                new_cmit = lookup_commit_reference_gently(b->sha1, 0);
-               if (!old_cmit || !new_cmit) {
-                       unlock_ref(lock);
+               if (!old_cmit || !new_cmit)
                        return error("Branch %s is missing commits.", b->name);
-               }
 
                if (!in_merge_bases(old_cmit, new_cmit)) {
-                       unlock_ref(lock);
                        warning("Not updating %s"
                                " (new tip %s does not contain %s)",
                                b->name, sha1_to_hex(b->sha1), sha1_to_hex(old_sha1));
                        return -1;
                }
        }
-       if (write_ref_sha1(lock, b->sha1, msg) < 0)
-               return error("Unable to update %s", b->name);
+       transaction = ref_transaction_begin(&err);
+       if (!transaction ||
+           ref_transaction_update(transaction, b->name, b->sha1, old_sha1,
+                                  0, 1, &err) ||
+           ref_transaction_commit(transaction, msg, &err)) {
+               ref_transaction_free(transaction);
+               error("%s", err.buf);
+               strbuf_release(&err);
+               return -1;
+       }
+       ref_transaction_free(transaction);
+       strbuf_release(&err);
        return 0;
 }
 
@@ -1730,15 +1735,32 @@ static void dump_tags(void)
 {
        static const char *msg = "fast-import";
        struct tag *t;
-       struct ref_lock *lock;
-       char ref_name[PATH_MAX];
+       struct strbuf ref_name = STRBUF_INIT;
+       struct strbuf err = STRBUF_INIT;
+       struct ref_transaction *transaction;
 
+       transaction = ref_transaction_begin(&err);
+       if (!transaction) {
+               failure |= error("%s", err.buf);
+               goto cleanup;
+       }
        for (t = first_tag; t; t = t->next_tag) {
-               sprintf(ref_name, "tags/%s", t->name);
-               lock = lock_ref_sha1(ref_name, NULL);
-               if (!lock || write_ref_sha1(lock, t->sha1, msg) < 0)
-                       failure |= error("Unable to update %s", ref_name);
+               strbuf_reset(&ref_name);
+               strbuf_addf(&ref_name, "refs/tags/%s", t->name);
+
+               if (ref_transaction_update(transaction, ref_name.buf, t->sha1,
+                                          NULL, 0, 0, &err)) {
+                       failure |= error("%s", err.buf);
+                       goto cleanup;
+               }
        }
+       if (ref_transaction_commit(transaction, msg, &err))
+               failure |= error("%s", err.buf);
+
+ cleanup:
+       ref_transaction_free(transaction);
+       strbuf_release(&ref_name);
+       strbuf_release(&err);
 }
 
 static void dump_marks_helper(FILE *f,
@@ -2324,7 +2346,7 @@ static void file_change_m(const char *p, struct branch *b)
        }
 
        /* Git does not track empty, non-toplevel directories. */
-       if (S_ISDIR(mode) && !memcmp(sha1, EMPTY_TREE_SHA1_BIN, 20) && *p) {
+       if (S_ISDIR(mode) && !hashcmp(sha1, EMPTY_TREE_SHA1_BIN) && *p) {
                tree_content_remove(&b->branch_tree, p, NULL, 0);
                return;
        }
@@ -3274,36 +3296,34 @@ static void parse_option(const char *option)
        die("This version of fast-import does not support option: %s", option);
 }
 
-static int git_pack_config(const char *k, const char *v, void *cb)
+static void git_pack_config(void)
 {
-       if (!strcmp(k, "pack.depth")) {
-               max_depth = git_config_int(k, v);
+       int indexversion_value;
+       unsigned long packsizelimit_value;
+
+       if (!git_config_get_ulong("pack.depth", &max_depth)) {
                if (max_depth > MAX_DEPTH)
                        max_depth = MAX_DEPTH;
-               return 0;
        }
-       if (!strcmp(k, "pack.compression")) {
-               int level = git_config_int(k, v);
-               if (level == -1)
-                       level = Z_DEFAULT_COMPRESSION;
-               else if (level < 0 || level > Z_BEST_COMPRESSION)
-                       die("bad pack compression level %d", level);
-               pack_compression_level = level;
+       if (!git_config_get_int("pack.compression", &pack_compression_level)) {
+               if (pack_compression_level == -1)
+                       pack_compression_level = Z_DEFAULT_COMPRESSION;
+               else if (pack_compression_level < 0 ||
+                        pack_compression_level > Z_BEST_COMPRESSION)
+                       git_die_config("pack.compression",
+                                       "bad pack compression level %d", pack_compression_level);
                pack_compression_seen = 1;
-               return 0;
        }
-       if (!strcmp(k, "pack.indexversion")) {
-               pack_idx_opts.version = git_config_int(k, v);
+       if (!git_config_get_int("pack.indexversion", &indexversion_value)) {
+               pack_idx_opts.version = indexversion_value;
                if (pack_idx_opts.version > 2)
-                       die("bad pack.indexversion=%"PRIu32,
-                           pack_idx_opts.version);
-               return 0;
+                       git_die_config("pack.indexversion",
+                                       "bad pack.indexversion=%"PRIu32, pack_idx_opts.version);
        }
-       if (!strcmp(k, "pack.packsizelimit")) {
-               max_packsize = git_config_ulong(k, v);
-               return 0;
-       }
-       return git_default_config(k, v, cb);
+       if (!git_config_get_ulong("pack.packsizelimit", &packsizelimit_value))
+               max_packsize = packsizelimit_value;
+
+       git_config(git_default_config, NULL);
 }
 
 static const char fast_import_usage[] =
@@ -3356,7 +3376,7 @@ int main(int argc, char **argv)
 
        setup_git_directory();
        reset_pack_idx_option(&pack_idx_opts);
-       git_config(git_pack_config, NULL);
+       git_pack_config();
        if (!pack_compression_seen && core_compression_seen)
                pack_compression_level = core_compression_level;