ncurses 6.4 - patch 20230107

[ncurses.git] / test / test.priv.h

diff --git a/test/test.priv.h b/test/test.priv.h
index e94e5740678e976017fbfbd8d701dda93b64e7f6..a08a7be16a8c230620864c109130a18a10774b6e 100644 (file)
--- a/test/test.priv.h
+++ b/test/test.priv.h
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright 2018-2021,2022 Thomas E. Dickey                                *
+ * Copyright 2018-2022,2023 Thomas E. Dickey                                *
  * Copyright 1998-2017,2018 Free Software Foundation, Inc.                  *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
@@ -30,7 +30,7 @@
 /****************************************************************************
  *  Author: Thomas E. Dickey                    1996-on                     *
  ****************************************************************************/
-/* $Id: test.priv.h,v 1.206 2022/12/04 00:08:15 tom Exp $ */
+/* $Id: test.priv.h,v 1.207 2023/01/07 17:15:50 tom Exp $ */
 
 #ifndef __TEST_PRIV_H
 #define __TEST_PRIV_H 1
@@ -740,9 +740,14 @@ static char *version_common(char **argv) { \
        char *base = argv[0]; \
        char *leaf = strrchr(base, '/'); \
        char *result = malloc(strlen(base) + 80); \
-       if (leaf++ == NULL) leaf = base; \
-       sprintf(result, "%.20s: ", leaf); \
-       format_version(result + strlen(result)); \
+       if (result == NULL) { \
+           static char unknown[] = "?"; \
+           result = unknown; \
+       } else { \
+           if (leaf++ == NULL) leaf = base; \
+           sprintf(result, "%.20s: ", leaf); \
+           format_version(result + strlen(result)); \
+       } \
        return result; \
 } \
 static void show_version(char **argv) { \