| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Test for completion thread handling. |
| 2 | Copyright (C) 2000-2016 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 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 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <aio.h> |
| 20 | #include <signal.h> |
| 21 | #include <stdio.h> |
| 22 | #include <stdlib.h> |
| 23 | #include <unistd.h> |
| 24 | #include <errno.h> |
| 25 | |
| 26 | /* We might need a bit longer timeout. */ |
| 27 | #define TIMEOUT 10 /* sec */ |
| 28 | |
| 29 | #define MY_SIVAL 27 |
| 30 | |
| 31 | volatile sig_atomic_t flag; |
| 32 | |
| 33 | |
| 34 | static void |
| 35 | callback (sigval_t s) |
| 36 | { |
| 37 | flag = s.sival_int; |
| 38 | } |
| 39 | |
| 40 | static int |
| 41 | wait_flag (void) |
| 42 | { |
| 43 | while (flag == 0) |
| 44 | { |
| 45 | puts ("Sleeping..."); |
| 46 | sleep (1); |
| 47 | } |
| 48 | |
| 49 | if (flag != MY_SIVAL) |
| 50 | { |
| 51 | printf ("signal handler received wrong signal, flag is %d\n", flag); |
| 52 | return 1; |
| 53 | } |
| 54 | |
| 55 | return 0; |
| 56 | } |
| 57 | |
| 58 | |
| 59 | static int |
| 60 | do_test (int argc, char *argv[]) |
| 61 | { |
| 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; |
| 68 | |
| 69 | fd = mkstemp (name); |
| 70 | if (fd == -1) |
| 71 | { |
| 72 | printf ("cannot open temp name: %m\n"); |
| 73 | return 1; |
| 74 | } |
| 75 | |
| 76 | unlink (name); |
| 77 | |
| 78 | arr[0] = &cb; |
| 79 | |
| 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_offset = 0; |
| 86 | cb.aio_sigevent.sigev_notify = SIGEV_THREAD; |
| 87 | cb.aio_sigevent.sigev_notify_function = callback; |
| 88 | cb.aio_sigevent.sigev_notify_attributes = NULL; |
| 89 | cb.aio_sigevent.sigev_value.sival_int = MY_SIVAL; |
| 90 | |
| 91 | ev.sigev_notify = SIGEV_THREAD; |
| 92 | ev.sigev_notify_function = callback; |
| 93 | ev.sigev_notify_attributes = NULL; |
| 94 | ev.sigev_value.sival_int = MY_SIVAL; |
| 95 | |
| 96 | /* First use aio_write. */ |
| 97 | if (aio_write (arr[0]) < 0) |
| 98 | { |
| 99 | if (errno == ENOSYS) |
| 100 | { |
| 101 | puts ("no aio support in this configuration"); |
| 102 | return 0; |
| 103 | } |
| 104 | printf ("aio_write failed: %m\n"); |
| 105 | return 1; |
| 106 | } |
| 107 | |
| 108 | if (wait_flag ()) |
| 109 | return 1; |
| 110 | |
| 111 | puts ("aio_write OK"); |
| 112 | |
| 113 | flag = 0; |
| 114 | /* Again with lio_listio. */ |
| 115 | if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0) |
| 116 | { |
| 117 | printf ("lio_listio failed: %m\n"); |
| 118 | return 1; |
| 119 | } |
| 120 | |
| 121 | if (wait_flag ()) |
| 122 | return 1; |
| 123 | |
| 124 | puts ("all OK"); |
| 125 | |
| 126 | return 0; |
| 127 | } |
| 128 | |
| 129 | #include "../test-skeleton.c" |