diff options
author | Russell Belfer <rb@github.com> | 2013-02-20 22:58:56 +0400 |
---|---|---|
committer | Russell Belfer <rb@github.com> | 2013-02-20 22:58:56 +0400 |
commit | e223717902545f94bbc459c1d350cc18b089748a (patch) | |
tree | a003f384dd80b6d057658502f925f519c3883fce /src | |
parent | 93ab370b53f403ceebeabb7406c33024c3fb1243 (diff) |
Some code cleanups in tree.c
This replaces most of the explicit vector iteration with calls
to git_vector_foreach, adds in some git__free and giterr_clear
calls to clean up during some error paths, and a couple of
other code simplifications.
Diffstat (limited to 'src')
-rw-r--r-- | src/tree.c | 98 |
1 files changed, 44 insertions, 54 deletions
diff --git a/src/tree.c b/src/tree.c index 00f09fdce..ec57e8bb8 100644 --- a/src/tree.c +++ b/src/tree.c @@ -216,12 +216,11 @@ git_tree_entry *git_tree_entry_dup(const git_tree_entry *entry) void git_tree__free(git_tree *tree) { - unsigned int i; + size_t i; + git_tree_entry *e; - for (i = 0; i < tree->entries.length; ++i) { - git_tree_entry *e = git_vector_get(&tree->entries, i); + git_vector_foreach(&tree->entries, i, e) git_tree_entry_free(e); - } git_vector_free(&tree->entries); git__free(tree); @@ -392,8 +391,10 @@ static int tree_parse_buffer(git_tree *tree, const char *buffer, const char *buf entry = alloc_entry(buffer); GITERR_CHECK_ALLOC(entry); - if (git_vector_insert(&tree->entries, entry) < 0) + if (git_vector_insert(&tree->entries, entry) < 0) { + git__free(entry); return -1; + } entry->attr = attr; } @@ -450,8 +451,10 @@ static int append_entry( git_oid_cpy(&entry->oid, id); entry->attr = (uint16_t)filemode; - if (git_vector_insert(&bld->entries, entry) < 0) + if (git_vector_insert(&bld->entries, entry) < 0) { + git__free(entry); return -1; + } bld->entrycount++; return 0; @@ -582,11 +585,6 @@ int git_tree__write_index( return ret < 0 ? ret : 0; } -static void sort_entries(git_treebuilder *bld) -{ - git_vector_sort(&bld->entries); -} - int git_treebuilder_create(git_treebuilder **builder_p, const git_tree *source) { git_treebuilder *bld; @@ -604,9 +602,9 @@ int git_treebuilder_create(git_treebuilder **builder_p, const git_tree *source) goto on_error; if (source != NULL) { - for (i = 0; i < source->entries.length; ++i) { - git_tree_entry *entry_src = source->entries.contents[i]; + git_tree_entry *entry_src; + git_vector_foreach(&source->entries, i, entry_src) { if (append_entry( bld, entry_src->filename, &entry_src->oid, @@ -651,8 +649,10 @@ int git_treebuilder_insert( entry = alloc_entry(filename); GITERR_CHECK_ALLOC(entry); - if (git_vector_insert(&bld->entries, entry) < 0) + if (git_vector_insert(&bld->entries, entry) < 0) { + git__free(entry); return -1; + } bld->entrycount++; } @@ -702,19 +702,20 @@ int git_treebuilder_remove(git_treebuilder *bld, const char *filename) int git_treebuilder_write(git_oid *oid, git_repository *repo, git_treebuilder *bld) { - unsigned int i; + int error = 0; + size_t i; git_buf tree = GIT_BUF_INIT; git_odb *odb; assert(bld); - sort_entries(bld); + git_vector_sort(&bld->entries); /* Grow the buffer beforehand to an estimated size */ - git_buf_grow(&tree, bld->entries.length * 72); + error = git_buf_grow(&tree, bld->entries.length * 72); - for (i = 0; i < bld->entries.length; ++i) { - git_tree_entry *entry = bld->entries.contents[i]; + for (i = 0; i < bld->entries.length && !error; ++i) { + git_tree_entry *entry = git_vector_get(&bld->entries, i); if (entry->removed) continue; @@ -722,24 +723,17 @@ int git_treebuilder_write(git_oid *oid, git_repository *repo, git_treebuilder *b git_buf_printf(&tree, "%o ", entry->attr); git_buf_put(&tree, entry->filename, entry->filename_len + 1); git_buf_put(&tree, (char *)entry->oid.id, GIT_OID_RAWSZ); - } - - if (git_buf_oom(&tree)) - goto on_error; - if (git_repository_odb__weakptr(&odb, repo) < 0) - goto on_error; - - - if (git_odb_write(oid, odb, tree.ptr, tree.size, GIT_OBJ_TREE) < 0) - goto on_error; + if (git_buf_oom(&tree)) + error = -1; + } - git_buf_free(&tree); - return 0; + if (!error && + !(error = git_repository_odb__weakptr(&odb, repo))) + error = git_odb_write(oid, odb, tree.ptr, tree.size, GIT_OBJ_TREE); -on_error: git_buf_free(&tree); - return -1; + return error; } void git_treebuilder_filter( @@ -747,12 +741,12 @@ void git_treebuilder_filter( git_treebuilder_filter_cb filter, void *payload) { - unsigned int i; + size_t i; + git_tree_entry *entry; assert(bld && filter); - for (i = 0; i < bld->entries.length; ++i) { - git_tree_entry *entry = bld->entries.contents[i]; + git_vector_foreach(&bld->entries, i, entry) { if (!entry->removed && filter(entry, payload)) { entry->removed = 1; bld->entrycount--; @@ -762,13 +756,13 @@ void git_treebuilder_filter( void git_treebuilder_clear(git_treebuilder *bld) { - unsigned int i; + size_t i; + git_tree_entry *e; + assert(bld); - for (i = 0; i < bld->entries.length; ++i) { - git_tree_entry *e = bld->entries.contents[i]; + git_vector_foreach(&bld->entries, i, e) git_tree_entry_free(e); - } git_vector_clear(&bld->entries); bld->entrycount = 0; @@ -865,16 +859,17 @@ static int tree_walk( { int error = 0; size_t i; + const git_tree_entry *entry; - for (i = 0; i < tree->entries.length; ++i) { - const git_tree_entry *entry = tree->entries.contents[i]; - + git_vector_foreach(&tree->entries, i, entry) { if (preorder) { error = callback(path->ptr, entry, payload); if (error > 0) continue; - if (error < 0) + if (error < 0) { + giterr_clear(); return GIT_EUSER; + } } if (git_tree_entry__is_tree(entry)) { @@ -901,6 +896,7 @@ static int tree_walk( } if (!preorder && callback(path->ptr, entry, payload) < 0) { + giterr_clear(); error = GIT_EUSER; break; } @@ -918,20 +914,14 @@ int git_tree_walk( int error = 0; git_buf root_path = GIT_BUF_INIT; - switch (mode) { - case GIT_TREEWALK_POST: - error = tree_walk(tree, callback, &root_path, payload, false); - break; - - case GIT_TREEWALK_PRE: - error = tree_walk(tree, callback, &root_path, payload, true); - break; - - default: + if (mode != GIT_TREEWALK_POST && mode != GIT_TREEWALK_PRE) { giterr_set(GITERR_INVALID, "Invalid walking mode for tree walk"); return -1; } + error = tree_walk( + tree, callback, &root_path, payload, (mode == GIT_TREEWALK_PRE)); + git_buf_free(&root_path); return error; |