1 files changed, 58 insertions, 0 deletions
diff --git a/posix/tst-getlogin.c b/posix/tst-getlogin.c
new file mode 100644
index 0000000000..75c0c5c436
--- /dev/null
+++ b/posix/tst-getlogin.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 1999 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 <unistd.h>
+#include <stdio.h>
+#include <string.h>
+
+int
+main (void)
+{
+  char *login;
+  int errors = 0;
+
+  login = getlogin ();
+  if (login == NULL)
+    puts ("getlogin returned NULL, no further tests");
+  else
+    {
+      char name[1024];
+      int ret;
+
+      printf ("getlogin returned: `%s'\n", login);
+
+      ret = getlogin_r (name, sizeof (name));
+      if (ret == 0)
+	{
+	  printf ("getlogin_r returned: `%s'\n", name);
+	  if (strcmp (name, login) != 0)
+	    {
+	      puts ("Error: getlogin and getlogin_r returned different names");
+	      ++errors;
+	    }
+	}
+      else
+	{
+	  printf ("Error: getlogin_r returned: %d (%s)\n",
+		  ret, strerror (ret));
+	  ++errors;
+	}
+    }
+
+  return errors != 0;
+}