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gnulib/tests/test-posix_openpt.c
Jim Meyering 1602f0afed maint: update all copyright year number ranges
Run "make update-copyright".
2012-01-01 10:04:58 +01:00

77 lines
2.0 KiB
C

/* Test of posix_openpt function.
Copyright (C) 2011-2012 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/>. */
/* Written by Eric Blake <eblake@redhat.com>, 2011. */
#include <config.h>
#include <stdlib.h>
#include "signature.h"
SIGNATURE_CHECK (posix_openpt, int, (int));
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#if defined __sun || defined __hpux /* Solaris, HP-UX */
# include <stropts.h>
#endif
#include "macros.h"
int
main (void)
{
int master;
int slave;
char *name;
/* Open the master of a pseudo-terminal pair. */
master = posix_openpt (O_RDWR | O_NOCTTY);
if (master < 0 && errno == ENOSYS)
{
fputs ("skipping: platform lacks pty support\n", stderr);
return 77;
}
ASSERT (0 <= master);
name = ptsname (master);
ASSERT (name);
ASSERT (grantpt (master) == 0);
ASSERT (unlockpt (master) == 0);
slave = open (name, O_RDWR);
ASSERT (0 <= slave);
#if defined __sun || defined __hpux /* Solaris, HP-UX */
ASSERT (ioctl (slave, I_PUSH, "ptem") == 0);
ASSERT (ioctl (slave, I_PUSH, "ldterm") == 0);
# if defined __sun
ASSERT (ioctl (slave, I_PUSH, "ttcompat") == 0);
# endif
#endif
ASSERT (isatty (slave));
/* Close the master side before the slave side gets closed.
This is necessary on MacOS X 10.4.11. */
ASSERT (close (master) == 0);
ASSERT (close (slave) == 0);
return 0;
}