int git_submodule_foreach(
git_repository *repo,
int (*callback)(git_submodule *sm, const char *name, void *payload),
void *payload)
{
int error;
git_submodule *sm;
git_vector seen = GIT_VECTOR_INIT;
git_vector_set_cmp(&seen, submodule_cmp);
assert(repo && callback);
if ((error = load_submodule_config(repo)) < 0)
return error;
git_strmap_foreach_value(repo->submodules, sm, {
/* Usually the following will not come into play - it just prevents
* us from issuing a callback twice for a submodule where the name
* and path are not the same.
*/
if (sm->refcount > 1) {
if (git_vector_bsearch(NULL, &seen, sm) != GIT_ENOTFOUND)
continue;
if ((error = git_vector_insert(&seen, sm)) < 0)
break;
}
if (callback(sm, sm->name, payload)) {
giterr_clear();
error = GIT_EUSER;
break;
}
});
int git_attr_file__lookup_one(
git_attr_file *file,
git_attr_path *path,
const char *attr,
const char **value)
{
size_t i;
git_attr_name name;
git_attr_rule *rule;
*value = NULL;
name.name = attr;
name.name_hash = git_attr_file__name_hash(attr);
git_attr_file__foreach_matching_rule(file, path, i, rule) {
size_t pos;
if (!git_vector_bsearch(&pos, &rule->assigns, &name)) {
*value = ((git_attr_assignment *)
git_vector_get(&rule->assigns, pos))->value;
break;
}
}
static git_blame__origin* find_origin(
git_blame *blame,
git_commit *parent,
git_blame__origin *origin)
{
git_blame__origin *porigin = NULL;
git_diff *difflist = NULL;
git_diff_options diffopts = GIT_DIFF_OPTIONS_INIT;
git_tree *otree=NULL, *ptree=NULL;
/* Get the trees from this commit and its parent */
if (0 != git_commit_tree(&otree, origin->commit) ||
0 != git_commit_tree(&ptree, parent))
goto cleanup;
/* Configure the diff */
diffopts.context_lines = 0;
diffopts.flags = GIT_DIFF_SKIP_BINARY_CHECK;
/* Check to see if files we're interested have changed */
diffopts.pathspec.count = blame->paths.length;
diffopts.pathspec.strings = (char**)blame->paths.contents;
if (0 != git_diff_tree_to_tree(&difflist, blame->repository, ptree, otree, &diffopts))
goto cleanup;
if (!git_diff_num_deltas(difflist)) {
/* No changes; copy data */
git_blame__get_origin(&porigin, blame, parent, origin->path);
} else {
git_diff_find_options findopts = GIT_DIFF_FIND_OPTIONS_INIT;
int i;
/* Generate a full diff between the two trees */
git_diff_free(difflist);
diffopts.pathspec.count = 0;
if (0 != git_diff_tree_to_tree(&difflist, blame->repository, ptree, otree, &diffopts))
goto cleanup;
/* Let diff find renames */
findopts.flags = GIT_DIFF_FIND_RENAMES;
if (0 != git_diff_find_similar(difflist, &findopts))
goto cleanup;
/* Find one that matches */
for (i=0; i<(int)git_diff_num_deltas(difflist); i++) {
const git_diff_delta *delta = git_diff_get_delta(difflist, i);
if (!git_vector_bsearch(NULL, &blame->paths, delta->new_file.path))
{
git_vector_insert_sorted(&blame->paths, (void*)git__strdup(delta->old_file.path),
paths_on_dup);
make_origin(&porigin, parent, delta->old_file.path);
}
}
}
cleanup:
git_diff_free(difflist);
git_tree_free(otree);
git_tree_free(ptree);
return porigin;
}