/* Test for notification mechanism in lio_listio. Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <aio.h> #include <signal.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <errno.h> static pthread_barrier_t b; static void thrfct (sigval_t arg) { int e = pthread_barrier_wait (&b); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { puts ("thread: barrier_wait failed"); exit (1); } } static int do_test (int argc, char *argv[]) { char name[] = "/tmp/aio2.XXXXXX"; int fd; struct aiocb *arr[1]; struct aiocb cb; static const char buf[] = "Hello World\n"; fd = mkstemp (name); if (fd == -1) { printf ("cannot open temp name: %m\n"); return 1; } unlink (name); if (pthread_barrier_init (&b, NULL, 2) != 0) { puts ("barrier_init failed"); return 1; } arr[0] = &cb; cb.aio_fildes = fd; cb.aio_lio_opcode = LIO_WRITE; cb.aio_reqprio = 0; cb.aio_buf = (void *) buf; cb.aio_nbytes = sizeof (buf) - 1; cb.aio_offset = 0; cb.aio_sigevent.sigev_notify = SIGEV_THREAD; cb.aio_sigevent.sigev_notify_function = thrfct; cb.aio_sigevent.sigev_notify_attributes = NULL; cb.aio_sigevent.sigev_value.sival_ptr = NULL; if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0) { if (errno == ENOSYS) { puts ("no aio support in this configuration"); return 0; } printf ("lio_listio failed: %m\n"); return 1; } puts ("lio_listio returned"); int e = pthread_barrier_wait (&b); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { puts ("barrier_wait failed"); return 1; } puts ("all OK"); return 0; } #include "../test-skeleton.c"