git-p4: unshelve into refs/remotes/p4-unshelved, not refs/remotes/p4/unshelved
[gitweb.git] / sha1-file.c
index 695e5c62764cf4befe09467f1a658b25c01baba1..a4367b8f044c6e9254d2a253149187bdb2be6dd2 100644 (file)
@@ -71,17 +71,17 @@ static void git_hash_sha1_final(unsigned char *hash, git_hash_ctx *ctx)
 
 static void git_hash_unknown_init(git_hash_ctx *ctx)
 {
-       die("trying to init unknown hash");
+       BUG("trying to init unknown hash");
 }
 
 static void git_hash_unknown_update(git_hash_ctx *ctx, const void *data, size_t len)
 {
-       die("trying to update unknown hash");
+       BUG("trying to update unknown hash");
 }
 
 static void git_hash_unknown_final(unsigned char *hash, git_hash_ctx *ctx)
 {
-       die("trying to finalize unknown hash");
+       BUG("trying to finalize unknown hash");
 }
 
 const struct git_hash_algo hash_algos[GIT_HASH_NALGOS] = {
@@ -149,10 +149,10 @@ static struct cached_object *find_cached_object(const struct object_id *oid)
        struct cached_object *co = cached_objects;
 
        for (i = 0; i < cached_object_nr; i++, co++) {
-               if (!oidcmp(&co->oid, oid))
+               if (oideq(&co->oid, oid))
                        return co;
        }
-       if (!oidcmp(oid, the_hash_algo->empty_tree))
+       if (oideq(oid, the_hash_algo->empty_tree))
                return &empty_tree;
        return NULL;
 }
@@ -336,7 +336,7 @@ int raceproof_create_file(const char *path, create_file_fn fn, void *cb)
 static void fill_sha1_path(struct strbuf *buf, const unsigned char *sha1)
 {
        int i;
-       for (i = 0; i < 20; i++) {
+       for (i = 0; i < the_hash_algo->rawsz; i++) {
                static char hex[] = "0123456789abcdef";
                unsigned int val = sha1[i];
                strbuf_addch(buf, hex[val >> 4]);
@@ -378,8 +378,8 @@ static int alt_odb_usable(struct raw_object_store *o,
 
        /* Detect cases where alternate disappeared */
        if (!is_directory(path->buf)) {
-               error("object directory %s does not exist; "
-                     "check .git/objects/info/alternates.",
+               error(_("object directory %s does not exist; "
+                       "check .git/objects/info/alternates"),
                      path->buf);
                return 0;
        }
@@ -429,7 +429,7 @@ static int link_alt_odb_entry(struct repository *r, const char *entry,
        strbuf_addstr(&pathbuf, entry);
 
        if (strbuf_normalize_path(&pathbuf) < 0 && relative_base) {
-               error("unable to normalize alternate object path: %s",
+               error(_("unable to normalize alternate object path: %s"),
                      pathbuf.buf);
                strbuf_release(&pathbuf);
                return -1;
@@ -500,14 +500,14 @@ static void link_alt_odb_entries(struct repository *r, const char *alt,
                return;
 
        if (depth > 5) {
-               error("%s: ignoring alternate object stores, nesting too deep.",
+               error(_("%s: ignoring alternate object stores, nesting too deep"),
                                relative_base);
                return;
        }
 
        strbuf_add_absolute_path(&objdirbuf, r->objects->objectdir);
        if (strbuf_normalize_path(&objdirbuf) < 0)
-               die("unable to normalize object directory: %s",
+               die(_("unable to normalize object directory: %s"),
                    objdirbuf.buf);
 
        while (*alt) {
@@ -562,7 +562,7 @@ void add_to_alternates_file(const char *reference)
        hold_lock_file_for_update(&lock, alts, LOCK_DIE_ON_ERROR);
        out = fdopen_lock_file(&lock, "w");
        if (!out)
-               die_errno("unable to fdopen alternates lockfile");
+               die_errno(_("unable to fdopen alternates lockfile"));
 
        in = fopen(alts, "r");
        if (in) {
@@ -580,14 +580,14 @@ void add_to_alternates_file(const char *reference)
                fclose(in);
        }
        else if (errno != ENOENT)
-               die_errno("unable to read alternates file");
+               die_errno(_("unable to read alternates file"));
 
        if (found) {
                rollback_lock_file(&lock);
        } else {
                fprintf_or_die(out, "%s\n", reference);
                if (commit_lock_file(&lock))
-                       die_errno("unable to move new alternates file into place");
+                       die_errno(_("unable to move new alternates file into place"));
                if (the_repository->objects->alt_odb_tail)
                        link_alt_odb_entries(the_repository, reference,
                                             '\n', NULL, 0);
@@ -778,7 +778,7 @@ static void mmap_limit_check(size_t length)
                        limit = SIZE_MAX;
        }
        if (length > limit)
-               die("attempting to mmap %"PRIuMAX" over limit %"PRIuMAX,
+               die(_("attempting to mmap %"PRIuMAX" over limit %"PRIuMAX),
                    (uintmax_t)length, (uintmax_t)limit);
 }
 
@@ -803,7 +803,7 @@ void *xmmap(void *start, size_t length,
 {
        void *ret = xmmap_gently(start, length, prot, flags, fd, offset);
        if (ret == MAP_FAILED)
-               die_errno("mmap failed");
+               die_errno(_("mmap failed"));
        return ret;
 }
 
@@ -825,7 +825,7 @@ int check_object_signature(const struct object_id *oid, void *map,
 
        if (map) {
                hash_object_file(map, size, type, &real_oid);
-               return oidcmp(oid, &real_oid) ? -1 : 0;
+               return !oideq(oid, &real_oid) ? -1 : 0;
        }
 
        st = open_istream(oid, &obj_type, &size, NULL);
@@ -852,7 +852,7 @@ int check_object_signature(const struct object_id *oid, void *map,
        }
        the_hash_algo->final_fn(real_oid.hash, &c);
        close_istream(st);
-       return oidcmp(oid, &real_oid) ? -1 : 0;
+       return !oideq(oid, &real_oid) ? -1 : 0;
 }
 
 int git_open_cloexec(const char *name, int flags)
@@ -970,7 +970,7 @@ static void *map_sha1_file_1(struct repository *r, const char *path,
                        *size = xsize_t(st.st_size);
                        if (!*size) {
                                /* mmap() is forbidden on empty files */
-                               error("object file %s is empty", path);
+                               error(_("object file %s is empty"), path);
                                return NULL;
                        }
                        map = xmmap(NULL, *size, PROT_READ, MAP_PRIVATE, fd, 0);
@@ -1090,9 +1090,9 @@ static void *unpack_sha1_rest(git_zstream *stream, void *buffer, unsigned long s
        }
 
        if (status < 0)
-               error("corrupt loose object '%s'", sha1_to_hex(sha1));
+               error(_("corrupt loose object '%s'"), sha1_to_hex(sha1));
        else if (stream->avail_in)
-               error("garbage at end of loose object '%s'",
+               error(_("garbage at end of loose object '%s'"),
                      sha1_to_hex(sha1));
        free(buf);
        return NULL;
@@ -1134,7 +1134,7 @@ static int parse_sha1_header_extended(const char *hdr, struct object_info *oi,
        if ((flags & OBJECT_INFO_ALLOW_UNKNOWN_TYPE) && (type < 0))
                type = 0;
        else if (type < 0)
-               die("invalid object type");
+               die(_("invalid object type"));
        if (oi->typep)
                *oi->typep = type;
 
@@ -1216,19 +1216,19 @@ static int sha1_loose_object_info(struct repository *r,
                *oi->disk_sizep = mapsize;
        if ((flags & OBJECT_INFO_ALLOW_UNKNOWN_TYPE)) {
                if (unpack_sha1_header_to_strbuf(&stream, map, mapsize, hdr, sizeof(hdr), &hdrbuf) < 0)
-                       status = error("unable to unpack %s header with --allow-unknown-type",
+                       status = error(_("unable to unpack %s header with --allow-unknown-type"),
                                       sha1_to_hex(sha1));
        } else if (unpack_sha1_header(&stream, map, mapsize, hdr, sizeof(hdr)) < 0)
-               status = error("unable to unpack %s header",
+               status = error(_("unable to unpack %s header"),
                               sha1_to_hex(sha1));
        if (status < 0)
                ; /* Do nothing */
        else if (hdrbuf.len) {
                if ((status = parse_sha1_header_extended(hdrbuf.buf, oi, flags)) < 0)
-                       status = error("unable to parse %s header with --allow-unknown-type",
+                       status = error(_("unable to parse %s header with --allow-unknown-type"),
                                       sha1_to_hex(sha1));
        } else if ((status = parse_sha1_header_extended(hdr, oi, flags)) < 0)
-               status = error("unable to parse %s header", sha1_to_hex(sha1));
+               status = error(_("unable to parse %s header"), sha1_to_hex(sha1));
 
        if (status >= 0 && oi->contentp) {
                *oi->contentp = unpack_sha1_rest(&stream, hdr,
@@ -1317,7 +1317,7 @@ int oid_object_info_extended(struct repository *r, const struct object_id *oid,
                         * TODO Pass a repository struct through fetch_object,
                         * such that arbitrary repositories work.
                         */
-                       fetch_object(repository_format_partial_clone, real->hash);
+                       fetch_objects(repository_format_partial_clone, real, 1);
                        already_retried = 1;
                        continue;
                }
@@ -1419,19 +1419,19 @@ void *read_object_file_extended(const struct object_id *oid,
                return data;
 
        if (errno && errno != ENOENT)
-               die_errno("failed to read object %s", oid_to_hex(oid));
+               die_errno(_("failed to read object %s"), oid_to_hex(oid));
 
        /* die if we replaced an object with one that does not exist */
        if (repl != oid)
-               die("replacement %s not found for %s",
+               die(_("replacement %s not found for %s"),
                    oid_to_hex(repl), oid_to_hex(oid));
 
        if (!stat_sha1_file(the_repository, repl->hash, &st, &path))
-               die("loose object %s (stored in %s) is corrupt",
+               die(_("loose object %s (stored in %s) is corrupt"),
                    oid_to_hex(repl), path);
 
        if ((p = has_packed_and_bad(repl->hash)) != NULL)
-               die("packed object %s (stored in %s) is corrupt",
+               die(_("packed object %s (stored in %s) is corrupt"),
                    oid_to_hex(repl), p->pack_name);
 
        return NULL;
@@ -1473,7 +1473,7 @@ void *read_object_with_reference(const struct object_id *oid,
                }
                ref_length = strlen(ref_type);
 
-               if (ref_length + GIT_SHA1_HEXSZ > isize ||
+               if (ref_length + the_hash_algo->hexsz > isize ||
                    memcmp(buffer, ref_type, ref_length) ||
                    get_oid_hex((char *) buffer + ref_length, &actual_oid)) {
                        free(buffer);
@@ -1533,21 +1533,21 @@ int finalize_object_file(const char *tmpfile, const char *filename)
        unlink_or_warn(tmpfile);
        if (ret) {
                if (ret != EEXIST) {
-                       return error_errno("unable to write sha1 filename %s", filename);
+                       return error_errno(_("unable to write sha1 filename %s"), filename);
                }
                /* FIXME!!! Collision check here ? */
        }
 
 out:
        if (adjust_shared_perm(filename))
-               return error("unable to set permission to '%s'", filename);
+               return error(_("unable to set permission to '%s'"), filename);
        return 0;
 }
 
 static int write_buffer(int fd, const void *buf, size_t len)
 {
        if (write_in_full(fd, buf, len) < 0)
-               return error_errno("file write error");
+               return error_errno(_("file write error"));
        return 0;
 }
 
@@ -1566,7 +1566,7 @@ static void close_sha1_file(int fd)
        if (fsync_object_files)
                fsync_or_die(fd, "sha1 file");
        if (close(fd) != 0)
-               die_errno("error when closing sha1 file");
+               die_errno(_("error when closing sha1 file"));
 }
 
 /* Size of directory component, including the ending '/' */
@@ -1632,9 +1632,9 @@ static int write_loose_object(const struct object_id *oid, char *hdr,
        fd = create_tmpfile(&tmp_file, filename.buf);
        if (fd < 0) {
                if (errno == EACCES)
-                       return error("insufficient permission for adding an object to repository database %s", get_object_directory());
+                       return error(_("insufficient permission for adding an object to repository database %s"), get_object_directory());
                else
-                       return error_errno("unable to create temporary file");
+                       return error_errno(_("unable to create temporary file"));
        }
 
        /* Set it up */
@@ -1658,21 +1658,21 @@ static int write_loose_object(const struct object_id *oid, char *hdr,
                ret = git_deflate(&stream, Z_FINISH);
                the_hash_algo->update_fn(&c, in0, stream.next_in - in0);
                if (write_buffer(fd, compressed, stream.next_out - compressed) < 0)
-                       die("unable to write sha1 file");
+                       die(_("unable to write sha1 file"));
                stream.next_out = compressed;
                stream.avail_out = sizeof(compressed);
        } while (ret == Z_OK);
 
        if (ret != Z_STREAM_END)
-               die("unable to deflate new object %s (%d)", oid_to_hex(oid),
+               die(_("unable to deflate new object %s (%d)"), oid_to_hex(oid),
                    ret);
        ret = git_deflate_end_gently(&stream);
        if (ret != Z_OK)
-               die("deflateEnd on object %s failed (%d)", oid_to_hex(oid),
+               die(_("deflateEnd on object %s failed (%d)"), oid_to_hex(oid),
                    ret);
        the_hash_algo->final_fn(parano_oid.hash, &c);
-       if (oidcmp(oid, &parano_oid) != 0)
-               die("confused by unstable object source data for %s",
+       if (!oideq(oid, &parano_oid))
+               die(_("confused by unstable object source data for %s"),
                    oid_to_hex(oid));
 
        close_sha1_file(fd);
@@ -1682,7 +1682,7 @@ static int write_loose_object(const struct object_id *oid, char *hdr,
                utb.actime = mtime;
                utb.modtime = mtime;
                if (utime(tmp_file.buf, &utb) < 0)
-                       warning_errno("failed utime() on %s", tmp_file.buf);
+                       warning_errno(_("failed utime() on %s"), tmp_file.buf);
        }
 
        return finalize_object_file(tmp_file.buf, filename.buf);
@@ -1757,7 +1757,7 @@ int force_object_loose(const struct object_id *oid, time_t mtime)
                return 0;
        buf = read_object(oid->hash, &type, &len);
        if (!buf)
-               return error("cannot read sha1_file for %s", oid_to_hex(oid));
+               return error(_("cannot read sha1_file for %s"), oid_to_hex(oid));
        hdrlen = xsnprintf(hdr, sizeof(hdr), "%s %lu", type_name(type), len) + 1;
        ret = write_loose_object(oid, hdr, hdrlen, buf, len, mtime);
        free(buf);
@@ -1801,16 +1801,16 @@ static void check_commit(const void *buf, size_t size)
 {
        struct commit c;
        memset(&c, 0, sizeof(c));
-       if (parse_commit_buffer(&c, buf, size))
-               die("corrupt commit");
+       if (parse_commit_buffer(the_repository, &c, buf, size, 0))
+               die(_("corrupt commit"));
 }
 
 static void check_tag(const void *buf, size_t size)
 {
        struct tag t;
        memset(&t, 0, sizeof(t));
-       if (parse_tag_buffer(&t, buf, size))
-               die("corrupt tag");
+       if (parse_tag_buffer(the_repository, &t, buf, size))
+               die(_("corrupt tag"));
 }
 
 static int index_mem(struct object_id *oid, void *buf, size_t size,
@@ -1860,7 +1860,7 @@ static int index_stream_convert_blob(struct object_id *oid, int fd,
        struct strbuf sbuf = STRBUF_INIT;
 
        assert(path);
-       assert(would_convert_to_git_filter_fd(path));
+       assert(would_convert_to_git_filter_fd(&the_index, path));
 
        convert_to_git_filter_fd(&the_index, path, fd, &sbuf,
                                 get_conv_flags(flags));
@@ -1903,10 +1903,10 @@ static int index_core(struct object_id *oid, int fd, size_t size,
                char *buf = xmalloc(size);
                ssize_t read_result = read_in_full(fd, buf, size);
                if (read_result < 0)
-                       ret = error_errno("read error while indexing %s",
+                       ret = error_errno(_("read error while indexing %s"),
                                          path ? path : "<unknown>");
                else if (read_result != size)
-                       ret = error("short read while indexing %s",
+                       ret = error(_("short read while indexing %s"),
                                    path ? path : "<unknown>");
                else
                        ret = index_mem(oid, buf, size, type, path, flags);
@@ -1950,7 +1950,7 @@ int index_fd(struct object_id *oid, int fd, struct stat *st,
         * Call xsize_t() only when needed to avoid potentially unnecessary
         * die() for large files.
         */
-       if (type == OBJ_BLOB && path && would_convert_to_git_filter_fd(path))
+       if (type == OBJ_BLOB && path && would_convert_to_git_filter_fd(&the_index, path))
                ret = index_stream_convert_blob(oid, fd, path, flags);
        else if (!S_ISREG(st->st_mode))
                ret = index_pipe(oid, fd, type, path, flags);
@@ -1977,7 +1977,7 @@ int index_path(struct object_id *oid, const char *path, struct stat *st, unsigne
                if (fd < 0)
                        return error_errno("open(\"%s\")", path);
                if (index_fd(oid, fd, st, OBJ_BLOB, path, flags) < 0)
-                       return error("%s: failed to insert into database",
+                       return error(_("%s: failed to insert into database"),
                                     path);
                break;
        case S_IFLNK:
@@ -1986,13 +1986,13 @@ int index_path(struct object_id *oid, const char *path, struct stat *st, unsigne
                if (!(flags & HASH_WRITE_OBJECT))
                        hash_object_file(sb.buf, sb.len, blob_type, oid);
                else if (write_object_file(sb.buf, sb.len, blob_type, oid))
-                       rc = error("%s: failed to insert into database", path);
+                       rc = error(_("%s: failed to insert into database"), path);
                strbuf_release(&sb);
                break;
        case S_IFDIR:
                return resolve_gitlink_ref(path, "HEAD", oid);
        default:
-               return error("%s: unsupported file type", path);
+               return error(_("%s: unsupported file type"), path);
        }
        return rc;
 }
@@ -2016,9 +2016,9 @@ void assert_oid_type(const struct object_id *oid, enum object_type expect)
 {
        enum object_type type = oid_object_info(the_repository, oid, NULL);
        if (type < 0)
-               die("%s is not a valid object", oid_to_hex(oid));
+               die(_("%s is not a valid object"), oid_to_hex(oid));
        if (type != expect)
-               die("%s is not a valid '%s' object", oid_to_hex(oid),
+               die(_("%s is not a valid '%s' object"), oid_to_hex(oid),
                    type_name(expect));
 }
 
@@ -2045,7 +2045,7 @@ int for_each_file_in_obj_subdir(unsigned int subdir_nr,
        dir = opendir(path->buf);
        if (!dir) {
                if (errno != ENOENT)
-                       r = error_errno("unable to open %s", path->buf);
+                       r = error_errno(_("unable to open %s"), path->buf);
                strbuf_setlen(path, origlen);
                return r;
        }
@@ -2062,9 +2062,9 @@ int for_each_file_in_obj_subdir(unsigned int subdir_nr,
                namelen = strlen(de->d_name);
                strbuf_setlen(path, baselen);
                strbuf_add(path, de->d_name, namelen);
-               if (namelen == GIT_SHA1_HEXSZ - 2 &&
+               if (namelen == the_hash_algo->hexsz - 2 &&
                    !hex_to_bytes(oid.hash + 1, de->d_name,
-                                 GIT_SHA1_RAWSZ - 1)) {
+                                 the_hash_algo->rawsz - 1)) {
                        if (obj_cb) {
                                r = obj_cb(&oid, path->buf, data);
                                if (r)
@@ -2146,7 +2146,8 @@ static int loose_from_alt_odb(struct alternate_object_database *alt,
        return r;
 }
 
-int for_each_loose_object(each_loose_object_fn cb, void *data, unsigned flags)
+int for_each_loose_object(each_loose_object_fn cb, void *data,
+                         enum for_each_object_flags flags)
 {
        struct loose_alt_odb_data alt;
        int r;
@@ -2202,18 +2203,18 @@ static int check_stream_sha1(git_zstream *stream,
        git_inflate_end(stream);
 
        if (status != Z_STREAM_END) {
-               error("corrupt loose object '%s'", sha1_to_hex(expected_sha1));
+               error(_("corrupt loose object '%s'"), sha1_to_hex(expected_sha1));
                return -1;
        }
        if (stream->avail_in) {
-               error("garbage at end of loose object '%s'",
+               error(_("garbage at end of loose object '%s'"),
                      sha1_to_hex(expected_sha1));
                return -1;
        }
 
        the_hash_algo->final_fn(real_sha1, &c);
-       if (hashcmp(expected_sha1, real_sha1)) {
-               error("sha1 mismatch for %s (expected %s)", path,
+       if (!hasheq(expected_sha1, real_sha1)) {
+               error(_("sha1 mismatch for %s (expected %s)"), path,
                      sha1_to_hex(expected_sha1));
                return -1;
        }
@@ -2237,18 +2238,18 @@ int read_loose_object(const char *path,
 
        map = map_sha1_file_1(the_repository, path, NULL, &mapsize);
        if (!map) {
-               error_errno("unable to mmap %s", path);
+               error_errno(_("unable to mmap %s"), path);
                goto out;
        }
 
        if (unpack_sha1_header(&stream, map, mapsize, hdr, sizeof(hdr)) < 0) {
-               error("unable to unpack header of %s", path);
+               error(_("unable to unpack header of %s"), path);
                goto out;
        }
 
        *type = parse_sha1_header(hdr, size);
        if (*type < 0) {
-               error("unable to parse header of %s", path);
+               error(_("unable to parse header of %s"), path);
                git_inflate_end(&stream);
                goto out;
        }
@@ -2259,13 +2260,13 @@ int read_loose_object(const char *path,
        } else {
                *contents = unpack_sha1_rest(&stream, hdr, *size, expected_oid->hash);
                if (!*contents) {
-                       error("unable to unpack contents of %s", path);
+                       error(_("unable to unpack contents of %s"), path);
                        git_inflate_end(&stream);
                        goto out;
                }
                if (check_object_signature(expected_oid, *contents,
                                         *size, type_name(*type))) {
-                       error("sha1 mismatch for %s (expected %s)", path,
+                       error(_("sha1 mismatch for %s (expected %s)"), path,
                              oid_to_hex(expected_oid));
                        free(*contents);
                        goto out;