141 lines
3.0 KiB
C
141 lines
3.0 KiB
C
/* Test for completion signal handling.
|
|
Copyright (C) 2000 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 <aio.h>
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
|
|
/* We might need a bit longer timeout. */
|
|
#define TIMEOUT 10 /* sec */
|
|
|
|
#define MY_SIGNO (SIGRTMIN + 11)
|
|
|
|
volatile sig_atomic_t flag;
|
|
|
|
|
|
void
|
|
sighandler (const int signo)
|
|
{
|
|
flag = signo;
|
|
}
|
|
|
|
int
|
|
wait_flag (void)
|
|
{
|
|
while (flag == 0)
|
|
{
|
|
puts ("Sleeping...");
|
|
sleep (1);
|
|
}
|
|
|
|
if (flag != MY_SIGNO)
|
|
{
|
|
printf ("signal handler received wrong signal, flag is %d\n", flag);
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
do_test (int argc, char *argv[])
|
|
{
|
|
char name[] = "/tmp/aio4.XXXXXX";
|
|
int fd;
|
|
struct aiocb *arr[1];
|
|
struct aiocb cb;
|
|
static const char buf[] = "Hello World\n";
|
|
struct aioinit init = {10, 20, 0};
|
|
struct sigaction sa;
|
|
struct sigevent ev;
|
|
|
|
fd = mkstemp (name);
|
|
if (fd == -1)
|
|
{
|
|
printf ("cannot open temp name: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
unlink (name);
|
|
|
|
/* Test also aio_init. */
|
|
aio_init (&init);
|
|
|
|
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_sigevent.sigev_notify = SIGEV_SIGNAL;
|
|
cb.aio_sigevent.sigev_notify_function = NULL;
|
|
cb.aio_sigevent.sigev_notify_attributes = NULL;
|
|
cb.aio_sigevent.sigev_signo = MY_SIGNO;
|
|
cb.aio_sigevent.sigev_value.sival_ptr = NULL;
|
|
|
|
ev.sigev_notify = SIGEV_SIGNAL;
|
|
ev.sigev_notify_function = NULL;
|
|
ev.sigev_notify_attributes = NULL;
|
|
ev.sigev_signo = MY_SIGNO;
|
|
|
|
sa.sa_handler = sighandler;
|
|
sigemptyset (&sa.sa_mask);
|
|
sa.sa_flags = SA_RESTART;
|
|
|
|
if (sigaction (MY_SIGNO, &sa, NULL) < 0)
|
|
{
|
|
printf ("sigaction failed: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
flag = 0;
|
|
/* First use aio_write. */
|
|
if (aio_write (arr[0]) < 0)
|
|
{
|
|
printf ("aio_write failed: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
if (wait_flag ())
|
|
return 1;
|
|
|
|
puts ("aio_write OK");
|
|
|
|
flag = 0;
|
|
/* Again with lio_listio. */
|
|
if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
|
|
{
|
|
printf ("lio_listio failed: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
if (wait_flag ())
|
|
return 1;
|
|
|
|
puts ("all OK");
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include "../test-skeleton.c"
|