X-Git-Url: http://ncurses.scripts.mit.edu/?a=blobdiff_plain;f=test%2Ftest_mouse.c;fp=test%2Ftest_mouse.c;h=d6013c7404b13393cd8305d6f88d260d3ceef071;hb=2632b47fdcf4dcd101962c92acafaac69630388f;hp=06c72e3760ddbf5cb9930e05c48ce2e2c4471c8f;hpb=79b9071f2be20a24c7be031655a5638f6032f29f;p=ncurses.git

diff --git a/test/test_mouse.c b/test/test_mouse.c
index 06c72e37..d6013c74 100644
--- a/test/test_mouse.c
+++ b/test/test_mouse.c
@@ -1,6 +1,6 @@
 /****************************************************************************
+ * Copyright 2022,2023 Thomas E. Dickey                                     *
  * Copyright 2022 Leonid S. Usov <leonid.s.usov at gmail.com>               *
- * Copyright 2022 Thomas E. Dickey                                          *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -22,7 +22,7 @@
  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  ****************************************************************************/
 /*
- * $Id: test_mouse.c,v 1.26 2022/12/04 00:40:11 tom Exp $
+ * $Id: test_mouse.c,v 1.27 2023/01/07 17:22:42 tom Exp $
  *
  * Author: Leonid S Usov
  *
@@ -165,8 +165,10 @@ main(int argc, char *argv[])
 	    break;
 	case 'T':
 	    my_environ = malloc(strlen(term_format) + strlen(optarg));
-	    sprintf(my_environ, term_format, optarg);
-	    putenv(my_environ);
+	    if (my_environ != NULL) {
+		sprintf(my_environ, term_format, optarg);
+		putenv(my_environ);
+	    }
 	    break;
 	case OPTS_VERSION:
 	    show_version(argv);