Merge branch 'cc/shared-index-permfix' into maint
[gitweb.git] / fast-import.c
index bf53ac95da04327aa2b83ff2943d51e6d0c731db..cf58f875b889eb0360df1f58cacf4f4017c6c10f 100644 (file)
@@ -284,8 +284,6 @@ static unsigned long max_depth = 10;
 static off_t max_packsize;
 static int unpack_limit = 100;
 static int force_update;
-static int pack_compression_level = Z_DEFAULT_COMPRESSION;
-static int pack_compression_seen;
 
 /* Stats and misc. counters */
 static uintmax_t alloc_count;
@@ -892,14 +890,15 @@ static struct tree_content *dup_tree_content(struct tree_content *s)
 
 static void start_packfile(void)
 {
-       static char tmp_file[PATH_MAX];
+       struct strbuf tmp_file = STRBUF_INIT;
        struct packed_git *p;
        struct pack_header hdr;
        int pack_fd;
 
-       pack_fd = odb_mkstemp(tmp_file, sizeof(tmp_file),
-                             "pack/tmp_pack_XXXXXX");
-       FLEX_ALLOC_STR(p, pack_name, tmp_file);
+       pack_fd = odb_mkstemp(&tmp_file, "pack/tmp_pack_XXXXXX");
+       FLEX_ALLOC_STR(p, pack_name, tmp_file.buf);
+       strbuf_release(&tmp_file);
+
        p->pack_fd = pack_fd;
        p->do_not_close = 1;
        pack_file = sha1fd(pack_fd, p->pack_name);
@@ -942,41 +941,40 @@ static const char *create_index(void)
 
 static char *keep_pack(const char *curr_index_name)
 {
-       static char name[PATH_MAX];
        static const char *keep_msg = "fast-import";
+       struct strbuf name = STRBUF_INIT;
        int keep_fd;
 
-       keep_fd = odb_pack_keep(name, sizeof(name), pack_data->sha1);
+       odb_pack_name(&name, pack_data->sha1, "keep");
+       keep_fd = odb_pack_keep(name.buf);
        if (keep_fd < 0)
                die_errno("cannot create keep file");
        write_or_die(keep_fd, keep_msg, strlen(keep_msg));
        if (close(keep_fd))
                die_errno("failed to write keep file");
 
-       snprintf(name, sizeof(name), "%s/pack/pack-%s.pack",
-                get_object_directory(), sha1_to_hex(pack_data->sha1));
-       if (finalize_object_file(pack_data->pack_name, name))
+       odb_pack_name(&name, pack_data->sha1, "pack");
+       if (finalize_object_file(pack_data->pack_name, name.buf))
                die("cannot store pack file");
 
-       snprintf(name, sizeof(name), "%s/pack/pack-%s.idx",
-                get_object_directory(), sha1_to_hex(pack_data->sha1));
-       if (finalize_object_file(curr_index_name, name))
+       odb_pack_name(&name, pack_data->sha1, "idx");
+       if (finalize_object_file(curr_index_name, name.buf))
                die("cannot store index file");
        free((void *)curr_index_name);
-       return name;
+       return strbuf_detach(&name, NULL);
 }
 
 static void unkeep_all_packs(void)
 {
-       static char name[PATH_MAX];
+       struct strbuf name = STRBUF_INIT;
        int k;
 
        for (k = 0; k < pack_id; k++) {
                struct packed_git *p = all_packs[k];
-               snprintf(name, sizeof(name), "%s/pack/pack-%s.keep",
-                        get_object_directory(), sha1_to_hex(p->sha1));
-               unlink_or_warn(name);
+               odb_pack_name(&name, p->sha1, "keep");
+               unlink_or_warn(name.buf);
        }
+       strbuf_release(&name);
 }
 
 static int loosen_small_pack(const struct packed_git *p)
@@ -1035,6 +1033,7 @@ static void end_packfile(void)
                        die("core git rejected index %s", idx_name);
                all_packs[pack_id] = new_p;
                install_packed_git(new_p);
+               free(idx_name);
 
                /* Print the boundary */
                if (pack_edges) {
@@ -1175,7 +1174,8 @@ static int store_object(
                delta_count_by_type[type]++;
                e->depth = last->depth + 1;
 
-               hdrlen = encode_in_pack_object_header(OBJ_OFS_DELTA, deltalen, hdr);
+               hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr),
+                                                     OBJ_OFS_DELTA, deltalen);
                sha1write(pack_file, hdr, hdrlen);
                pack_size += hdrlen;
 
@@ -1186,7 +1186,8 @@ static int store_object(
                pack_size += sizeof(hdr) - pos;
        } else {
                e->depth = 0;
-               hdrlen = encode_in_pack_object_header(type, dat->len, hdr);
+               hdrlen = encode_in_pack_object_header(hdr, sizeof(hdr),
+                                                     type, dat->len);
                sha1write(pack_file, hdr, hdrlen);
                pack_size += hdrlen;
        }
@@ -1239,9 +1240,7 @@ static void stream_blob(uintmax_t len, unsigned char *sha1out, uintmax_t mark)
        sha1file_checkpoint(pack_file, &checkpoint);
        offset = checkpoint.offset;
 
-       hdrlen = snprintf((char *)out_buf, out_sz, "blob %" PRIuMAX, len) + 1;
-       if (out_sz <= hdrlen)
-               die("impossibly large object header");
+       hdrlen = xsnprintf((char *)out_buf, out_sz, "blob %" PRIuMAX, len) + 1;
 
        git_SHA1_Init(&c);
        git_SHA1_Update(&c, out_buf, hdrlen);
@@ -1250,9 +1249,7 @@ static void stream_blob(uintmax_t len, unsigned char *sha1out, uintmax_t mark)
 
        git_deflate_init(&s, pack_compression_level);
 
-       hdrlen = encode_in_pack_object_header(OBJ_BLOB, len, out_buf);
-       if (out_sz <= hdrlen)
-               die("impossibly large object header");
+       hdrlen = encode_in_pack_object_header(out_buf, out_sz, OBJ_BLOB, len);
 
        s.next_out = out_buf + hdrlen;
        s.avail_out = out_sz - hdrlen;
@@ -1460,9 +1457,9 @@ static void mktree(struct tree_content *t, int v, struct strbuf *b)
        unsigned int i;
 
        if (!v)
-               qsort(t->entries,t->entry_count,sizeof(t->entries[0]),tecmp0);
+               QSORT(t->entries, t->entry_count, tecmp0);
        else
-               qsort(t->entries,t->entry_count,sizeof(t->entries[0]),tecmp1);
+               QSORT(t->entries, t->entry_count, tecmp1);
 
        for (i = 0; i < t->entry_count; i++) {
                if (t->entries[i]->versions[v].mode)
@@ -1754,7 +1751,7 @@ static int update_branch(struct branch *b)
 
        if (is_null_sha1(b->sha1)) {
                if (b->delete)
-                       delete_ref(b->name, NULL, 0);
+                       delete_ref(NULL, b->name, NULL, 0);
                return 0;
        }
        if (read_ref(b->name, old_sha1))
@@ -2220,13 +2217,17 @@ static uintmax_t do_change_note_fanout(
                char *fullpath, unsigned int fullpath_len,
                unsigned char fanout)
 {
-       struct tree_content *t = root->tree;
+       struct tree_content *t;
        struct tree_entry *e, leaf;
        unsigned int i, tmp_hex_sha1_len, tmp_fullpath_len;
        uintmax_t num_notes = 0;
        unsigned char sha1[20];
        char realpath[60];
 
+       if (!root->tree)
+               load_tree(root);
+       t = root->tree;
+
        for (i = 0; t && i < t->entry_count; i++) {
                e = t->entries[i];
                tmp_hex_sha1_len = hex_sha1_len + e->name->str_len;
@@ -2278,8 +2279,6 @@ static uintmax_t do_change_note_fanout(
                                leaf.tree);
                } else if (S_ISDIR(e->versions[1].mode)) {
                        /* This is a subdir that may contain note entries */
-                       if (!e->tree)
-                               load_tree(e);
                        num_notes += do_change_note_fanout(orig_root, e,
                                hex_sha1, tmp_hex_sha1_len,
                                fullpath, tmp_fullpath_len, fanout);
@@ -3003,7 +3002,7 @@ static void parse_get_mark(const char *p)
        if (!oe)
                die("Unknown mark: %s", command_buf.buf);
 
-       snprintf(output, sizeof(output), "%s\n", sha1_to_hex(oe->idx.sha1));
+       xsnprintf(output, sizeof(output), "%s\n", sha1_to_hex(oe->idx.sha1));
        cat_blob_write(output, 41);
 }
 
@@ -3203,7 +3202,7 @@ static char* make_fast_import_path(const char *path)
 {
        if (!relative_marks_paths || is_absolute_path(path))
                return xstrdup(path);
-       return xstrdup(git_path("info/fast-import/%s", path));
+       return git_pathdup("info/fast-import/%s", path);
 }
 
 static void option_import_marks(const char *marks,
@@ -3381,15 +3380,6 @@ static void git_pack_config(void)
                if (max_depth > MAX_DEPTH)
                        max_depth = MAX_DEPTH;
        }
-       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;
-       }
        if (!git_config_get_int("pack.indexversion", &indexversion_value)) {
                pack_idx_opts.version = indexversion_value;
                if (pack_idx_opts.version > 2)
@@ -3454,8 +3444,6 @@ int cmd_main(int argc, const char **argv)
        setup_git_directory();
        reset_pack_idx_option(&pack_idx_opts);
        git_pack_config();
-       if (!pack_compression_seen && core_compression_seen)
-               pack_compression_level = core_compression_level;
 
        alloc_objects(object_entry_alloc);
        strbuf_init(&command_buf, 0);