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status: Prevent segfaulting when determining the status of a repository

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Fixes #465
This commit is contained in:
nulltoken 2011-10-29 17:40:04 +02:00
parent 3286c408ec
commit d1db74bf57
1 changed files with 18 additions and 16 deletions
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34
src/status.c
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@ -183,26 +183,28 @@ static int process_folder(struct status_st *st, const git_tree_entry *tree_entry
git_object *subtree = NULL; git_object *subtree = NULL;
git_tree *pushed_tree = NULL; git_tree *pushed_tree = NULL;
int error, pushed_tree_position = 0; int error, pushed_tree_position = 0;
git_otype tree_entry_type; git_otype tree_entry_type = GIT_OBJ_BAD;
tree_entry_type = git_tree_entry_type(tree_entry); if (tree_entry != NULL) {
tree_entry_type = git_tree_entry_type(tree_entry);
switch (tree_entry_type) { switch (tree_entry_type) {
case GIT_OBJ_TREE: case GIT_OBJ_TREE:
error = git_tree_entry_2object(&subtree, ((git_object *)(st->tree))->repo, tree_entry); error = git_tree_entry_2object(&subtree, ((git_object *)(st->tree))->repo, tree_entry);
pushed_tree = st->tree; pushed_tree = st->tree;
pushed_tree_position = st->tree_position; pushed_tree_position = st->tree_position;
st->tree = (git_tree *)subtree; st->tree = (git_tree *)subtree;
st->tree_position = 0; st->tree_position = 0;
st->head_tree_relative_path_len += 1 + tree_entry->filename_len; /* path + '/' + name */ st->head_tree_relative_path_len += 1 + tree_entry->filename_len; /* path + '/' + name */
break; break;
case GIT_OBJ_BLOB: case GIT_OBJ_BLOB:
/* No op */ /* No op */
break; break;
default: default:
error = git__throw(GIT_EINVALIDTYPE, "Unexpected tree entry type"); /* TODO: How should we deal with submodules? */ error = git__throw(GIT_EINVALIDTYPE, "Unexpected tree entry type"); /* TODO: How should we deal with submodules? */
}
} }
if (full_path != NULL && path_type == GIT_STATUS_PATH_FOLDER) if (full_path != NULL && path_type == GIT_STATUS_PATH_FOLDER)