Update.
[glibc.git] / rt / tst-aio5.c
blob908f7c10da3733b5f8e26a83c05b7fdd9a5c08ec
1 /* Test for completion thread handling.
2 Copyright (C) 2000 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <aio.h>
21 #include <signal.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <unistd.h>
26 /* We might need a bit longer timeout. */
27 #define TIMEOUT 10 /* sec */
29 #define MY_SIVAL 27
31 volatile sig_atomic_t flag;
34 void
35 callback (sigval_t s)
37 flag = s.sival_int;
40 int
41 wait_flag (void)
43 while (flag == 0)
45 puts ("Sleeping...");
46 sleep (1);
49 if (flag != MY_SIVAL)
51 printf ("signal handler received wrong signal, flag is %d\n", flag);
52 return 1;
55 return 0;
59 int
60 do_test (int argc, char *argv[])
62 char name[] = "/tmp/aio5.XXXXXX";
63 int fd;
64 struct aiocb *arr[1];
65 struct aiocb cb;
66 static const char buf[] = "Hello World\n";
67 struct sigevent ev;
69 fd = mkstemp (name);
70 if (fd == -1)
72 printf ("cannot open temp name: %m\n");
73 return 1;
76 unlink (name);
78 arr[0] = &cb;
80 cb.aio_fildes = fd;
81 cb.aio_lio_opcode = LIO_WRITE;
82 cb.aio_reqprio = 0;
83 cb.aio_buf = (void *) buf;
84 cb.aio_nbytes = sizeof (buf) - 1;
85 cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
86 cb.aio_sigevent.sigev_notify_function = callback;
87 cb.aio_sigevent.sigev_notify_attributes = NULL;
88 cb.aio_sigevent.sigev_value.sival_int = MY_SIVAL;
90 ev.sigev_notify = SIGEV_THREAD;
91 ev.sigev_notify_function = callback;
92 ev.sigev_notify_attributes = NULL;
93 ev.sigev_value.sival_int = MY_SIVAL;
95 /* First use aio_write. */
96 if (aio_write (arr[0]) < 0)
98 printf ("aio_write failed: %m\n");
99 return 1;
102 if (wait_flag ())
103 return 1;
105 puts ("aio_write OK");
107 flag = 0;
108 /* Again with lio_listio. */
109 if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
111 printf ("lio_listio failed: %m\n");
112 return 1;
115 if (wait_flag ())
116 return 1;
118 puts ("all OK");
120 return 0;
123 #include "../test-skeleton.c"