int dtype, struct dirent *de)
{
int exclude;
+ int has_path_in_index = !!cache_name_exists(path->buf, path->len, ignore_case);
+
if (dtype == DT_UNKNOWN)
dtype = get_dtype(de, path->buf, path->len);
/* Always exclude indexed files */
- if (dtype != DT_DIR &&
- cache_name_exists(path->buf, path->len, ignore_case))
+ if (dtype != DT_DIR && has_path_in_index)
return path_none;
+ /*
+ * When we are looking at a directory P in the working tree,
+ * there are three cases:
+ *
+ * (1) P exists in the index. Everything inside the directory P in
+ * the working tree needs to go when P is checked out from the
+ * index.
+ *
+ * (2) P does not exist in the index, but there is P/Q in the index.
+ * We know P will stay a directory when we check out the contents
+ * of the index, but we do not know yet if there is a directory
+ * P/Q in the working tree to be killed, so we need to recurse.
+ *
+ * (3) P does not exist in the index, and there is no P/Q in the index
+ * to require P to be a directory, either. Only in this case, we
+ * know that everything inside P will not be killed without
+ * recursing.
+ */
+ if ((dir->flags & DIR_COLLECT_KILLED_ONLY) &&
+ (dtype == DT_DIR) &&
+ !has_path_in_index) {
+ /*
+ * NEEDSWORK: directory_exists_in_index_icase()
+ * assumes that one byte past the given path is
+ * readable and has '/', which needs to be fixed, but
+ * until then, work it around in the caller.
+ */
+ strbuf_addch(path, '/');
+ if (directory_exists_in_index(path->buf, path->len - 1) ==
+ index_nonexistent) {
+ strbuf_setlen(path, path->len - 1);
+ return path_none;
+ }
+ strbuf_setlen(path, path->len - 1);
+ }
+
exclude = is_excluded(dir, path->buf, &dtype);
/*