Index: src/main.c
===================================================================
--- src/main.c	(revision 1291)
+++ src/main.c	(revision 1292)
@@ -1665,7 +1665,7 @@
 		program_basename++;
 	}
 	else {
-		program_directory = ".";
+		program_directory = strdup(".");
 		program_basename = program_name;
 	}
 	Progname = program_basename;