diff options
Diffstat (limited to 'gnulib/tests/test-login_tty.c')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/tests/test-login_tty.c | 74 |
2 files changed, 74 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/tests/test-login_tty.c b/gnulib/tests/test-login_tty.c new file mode 100644 index 0000000..001b009 --- /dev/null +++ b/gnulib/tests/test-login_tty.c @@ -0,0 +1,74 @@ +/* Test of login_tty() function. + Copyright (C) 2010-2011 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 <errno.h> +#include <pty.h> +#include <stdio.h> +#include <stdlib.h> +#include <termios.h> +#include <unistd.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; + } + } + + /* From here on, we cannot use stderr for error messages any more. + If a test fails, just abort. */ + + /* Check that fd = 0, 1, 2 are now open to the controlling terminal for the + current process and that it is a session of its own. */ + { + int fd; + for (fd = 0; fd < 3; fd++) + if (!(tcgetpgrp (fd) == getpid ())) + abort (); + for (fd = 0; fd < 3; fd++) + { + int sid = tcgetsid (fd); + if (!(sid == -1 ? errno == ENOSYS : sid == getpid ())) + abort (); + } + } + + return 0; +} |