static int tree_reader_read(
git_buf *out,
git_oid *out_id,
git_filemode_t *out_filemode,
git_reader *_reader,
const char *filename)
{
tree_reader *reader = (tree_reader *)_reader;
git_tree_entry *tree_entry = NULL;
git_blob *blob = NULL;
int error;
if ((error = git_tree_entry_bypath(&tree_entry, reader->tree, filename)) < 0 ||
(error = git_blob_lookup(&blob, git_tree_owner(reader->tree), git_tree_entry_id(tree_entry))) < 0 ||
(error = git_buf_set(out, git_blob_rawcontent(blob), git_blob_rawsize(blob))) < 0)
goto done;
if (out_id)
git_oid_cpy(out_id, git_tree_entry_id(tree_entry));
if (out_filemode)
*out_filemode = git_tree_entry_filemode(tree_entry);
done:
git_blob_free(blob);
git_tree_entry_free(tree_entry);
return error;
}
int git_commit_create_v(
git_oid *id,
git_repository *repo,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_tree *tree,
size_t parent_count,
...)
{
int error = 0;
commit_parent_varargs data;
assert(tree && git_tree_owner(tree) == repo);
data.total = parent_count;
va_start(data.args, parent_count);
error = git_commit__create_internal(
id, repo, update_ref, author, committer,
message_encoding, message, git_tree_id(tree),
commit_parent_from_varargs, &data, false);
va_end(data.args);
return error;
}
int git_commit_create_buffer(git_buf *out,
git_repository *repo,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_tree *tree,
size_t parent_count,
const git_commit *parents[])
{
int error;
commit_parent_data data = { parent_count, parents, repo };
git_array_oid_t parents_arr = GIT_ARRAY_INIT;
const git_oid *tree_id;
assert(tree && git_tree_owner(tree) == repo);
tree_id = git_tree_id(tree);
if ((error = validate_tree_and_parents(&parents_arr, repo, tree_id, commit_parent_from_array, &data, NULL, true)) < 0)
return error;
error = git_commit__create_buffer_internal(
out, author, committer,
message_encoding, message, tree_id,
&parents_arr);
git_array_clear(parents_arr);
return error;
}
static int read_tree_recursive(git_tree_cache *cache, const git_tree *tree, git_pool *pool)
{
git_repository *repo;
size_t i, j, nentries, ntrees;
int error;
repo = git_tree_owner(tree);
git_oid_cpy(&cache->oid, git_tree_id(tree));
nentries = git_tree_entrycount(tree);
/*
* We make sure we know how many trees we need to allocate for
* so we don't have to realloc and change the pointers for the
* parents.
*/
ntrees = 0;
for (i = 0; i < nentries; i++) {
const git_tree_entry *entry;
entry = git_tree_entry_byindex(tree, i);
if (git_tree_entry_filemode(entry) == GIT_FILEMODE_TREE)
ntrees++;
}
cache->children_count = ntrees;
cache->children = git_pool_mallocz(pool, ntrees * sizeof(git_tree_cache *));
GITERR_CHECK_ALLOC(cache->children);
j = 0;
for (i = 0; i < nentries; i++) {
const git_tree_entry *entry;
git_tree *subtree;
entry = git_tree_entry_byindex(tree, i);
if (git_tree_entry_filemode(entry) != GIT_FILEMODE_TREE)
continue;
if ((error = git_tree_cache_new(&cache->children[j], git_tree_entry_name(entry), pool)) < 0)
return error;
if ((error = git_tree_lookup(&subtree, repo, git_tree_entry_id(entry))) < 0)
return error;
error = read_tree_recursive(cache->children[j], subtree, pool);
git_tree_free(subtree);
j++;
if (error < 0)
return error;
}
return 0;
}
PyObject *
Tree_diff(Tree *self, PyObject *args, PyObject *kwds)
{
git_diff_options opts = GIT_DIFF_OPTIONS_INIT;
git_diff_list *diff;
git_tree* tree = NULL;
git_index* index;
git_repository *repo;
int err, empty_tree = 0;
char *keywords[] = {"obj", "flags", "empty_tree", NULL};
Diff *py_diff;
PyObject *py_obj = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "|Oii", keywords,
&py_obj, &opts.flags, &empty_tree))
return NULL;
repo = git_tree_owner(self->tree);
if (py_obj == NULL) {
if (empty_tree > 0)
err = git_diff_tree_to_tree(&diff, repo, self->tree, NULL, &opts);
else
err = git_diff_tree_to_workdir(&diff, repo, self->tree, &opts);
} else if (PyObject_TypeCheck(py_obj, &TreeType)) {
tree = ((Tree *)py_obj)->tree;
err = git_diff_tree_to_tree(&diff, repo, self->tree, tree, &opts);
} else if (PyObject_TypeCheck(py_obj, &IndexType)) {
index = ((Index *)py_obj)->index;
err = git_diff_tree_to_index(&diff, repo, self->tree, index, &opts);
} else {
PyErr_SetObject(PyExc_TypeError, py_obj);
return NULL;
}
if (err < 0)
return Error_set(err);
py_diff = PyObject_New(Diff, &DiffType);
if (py_diff) {
Py_INCREF(self->repo);
py_diff->repo = self->repo;
py_diff->list = diff;
}
return (PyObject*)py_diff;
}
int git_commit_create(
git_oid *id,
git_repository *repo,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_tree *tree,
size_t parent_count,
const git_commit *parents[])
{
commit_parent_data data = { parent_count, parents, repo };
assert(tree && git_tree_owner(tree) == repo);
return git_commit__create_internal(
id, repo, update_ref, author, committer,
message_encoding, message, git_tree_id(tree),
commit_parent_from_array, &data, false);
}
static int submodules_from_head(git_strmap *map, git_tree *head)
{
int error;
git_iterator *i;
const git_index_entry *entry;
if ((error = git_iterator_for_tree(&i, head, 0, NULL, NULL)) < 0)
return error;
while (!(error = git_iterator_advance(&entry, i))) {
khiter_t pos = git_strmap_lookup_index(map, entry->path);
git_submodule *sm;
if (git_strmap_valid_index(map, pos)) {
sm = git_strmap_value_at(map, pos);
if (S_ISGITLINK(entry->mode))
submodule_update_from_head_data(sm, entry->mode, &entry->id);
else
sm->flags |= GIT_SUBMODULE_STATUS__HEAD_NOT_SUBMODULE;
} else if (S_ISGITLINK(entry->mode)) {
if (!submodule_get_or_create(&sm, git_tree_owner(head), map, entry->path)) {
submodule_update_from_head_data(
sm, entry->mode, &entry->id);
git_submodule_free(sm);
}
}
}
if (error == GIT_ITEROVER)
error = 0;
git_iterator_free(i);
return error;
}
int git_commit_amend(
git_oid *id,
const git_commit *commit_to_amend,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_tree *tree)
{
git_repository *repo;
git_oid tree_id;
git_reference *ref;
int error;
assert(id && commit_to_amend);
repo = git_commit_owner(commit_to_amend);
if (!author)
author = git_commit_author(commit_to_amend);
if (!committer)
committer = git_commit_committer(commit_to_amend);
if (!message_encoding)
message_encoding = git_commit_message_encoding(commit_to_amend);
if (!message)
message = git_commit_message(commit_to_amend);
if (!tree) {
git_tree *old_tree;
GITERR_CHECK_ERROR( git_commit_tree(&old_tree, commit_to_amend) );
git_oid_cpy(&tree_id, git_tree_id(old_tree));
git_tree_free(old_tree);
} else {
assert(git_tree_owner(tree) == repo);
git_oid_cpy(&tree_id, git_tree_id(tree));
}
if (update_ref) {
if ((error = git_reference_lookup_resolved(&ref, repo, update_ref, 5)) < 0)
return error;
if (git_oid_cmp(git_commit_id(commit_to_amend), git_reference_target(ref))) {
git_reference_free(ref);
giterr_set(GITERR_REFERENCE, "commit to amend is not the tip of the given branch");
return -1;
}
}
error = git_commit__create_internal(
id, repo, NULL, author, committer, message_encoding, message,
&tree_id, commit_parent_for_amend, (void *)commit_to_amend, false);
if (!error && update_ref) {
error = git_reference__update_for_commit(
repo, ref, NULL, id, "commit");
git_reference_free(ref);
}
return error;
}
