sb_decolonize_path() bugfix: slashdot makes sense now

- sb_decolonize_path produced an empty string if the original path was /.
  (and then the mapping logic could not find any matching rules, which
  produced errors to the log)

1 files changed, 4 insertions, 1 deletions

diff --git a/luaif/paths.c b/luaif/paths.c
index d129ac5..a8a9b96 100644
--- a/luaif/paths.c
+++ b/luaif/paths.c
@@ -142,7 +142,10 @@ proceed:
 	}
 
 	work = list.next;
-	while (work) {
+	if (!work) {
+		/* "work" will be empty if orig.path was "/." */
+		strcat(buf, "/");
+	} else while (work) {
 		struct path_entry *tmp;
 		strcat(buf, "/");
 		strcat(buf, work->name);