1 files changed, 51 insertions, 0 deletions
diff --git a/stdio-common/tst-tmpnam.c b/stdio-common/tst-tmpnam.c
new file mode 100644
index 0000000000..2a23a14149
--- /dev/null
+++ b/stdio-common/tst-tmpnam.c
@@ -0,0 +1,51 @@
+/* Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main (int argc, char *argv[])
+{
+  const char *name;
+  int retval = 0;
+
+  /* Set TMPDIR to a value other than the traditional /tmp.  */
+  setenv ("TMPDIR", "/usr", 1);
+
+  name = tmpnam (NULL);
+
+  printf ("name = %s\n", name);
+
+  /* Make sure the name is based on the value in TMPDIR.  */
+  if (strncmp (name, "/usr", 4) == 0)
+    {
+      puts ("error: `tmpnam' used TMPDIR value");
+      retval = 1;
+    }
+
+  /* Test that it is in the directory denoted by P_tmpdir.  */
+  if (strncmp (name, P_tmpdir, sizeof (P_tmpdir) - 1) != 0)
+    {
+      puts ("error: `tmpnam' return value not in P_tmpdir directory");
+      retval = 1;
+    }
+
+  return retval;
+}