Tests for module 'login_tty'.

diff --git a/ChangeLog b/ChangeLog
index 2d26888..801c867 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2010-03-21  Bruno Haible  <bruno@clisp.org>
 
+       Tests for module 'login_tty'.
+       * modules/login_tty-tests: New file.
+       * tests/test-login_tty.c: New file.
+
        New module 'login_tty'.
        * lib/login_tty.c: New file.
        * m4/pty.m4 (gl_FUNC_LOGIN_TTY): New macro.

diff --git a/modules/login_tty-tests b/modules/login_tty-tests
new file mode 100644 (file)
index 0000000..b9cbbd7
--- /dev/null
+++ b/modules/login_tty-tests
@@ -0,0 +1,12 @@
+Files:
+tests/test-login_tty.c
+
+Depends-on:
+openpty
+
+configure.ac:
+
+Makefile.am:
+TESTS += test-login_tty
+check_PROGRAMS += test-login_tty
+test_login_tty_LDADD = $(LDADD) @PTY_LIB@

diff --git a/tests/test-login_tty.c b/tests/test-login_tty.c
new file mode 100644 (file)
index 0000000..cd08f54
--- /dev/null
+++ b/tests/test-login_tty.c
@@ -0,0 +1,52 @@
+/* Test of login_tty() function.
+   Copyright (C) 2010 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+/* Specification.  */
+extern int login_tty (int);
+
+#include <pty.h>
+#include <stdio.h>
+
+int
+main ()
+{
+  int master;
+  int slave;
+
+  /* Open a pseudo-terminal, as a master-slave pair.  */
+  {
+    int res = openpty (&master, &slave, NULL, NULL, NULL);
+    if (res != 0)
+      {
+        fprintf (stderr, "openpty returned %d\n", res);
+        return 1;
+      }
+  }
+
+  /* Create a new session and make it the controlling tty of this session.  */
+  {
+    int res = login_tty (slave);
+    if (res < 0)
+      {
+        fprintf (stderr, "login_tty failed\n");
+        return 1;
+      }
+  }
+
+  return 0;
+}