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author | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
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committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /rt/tst-aio10.c | |
parent | 7d58530341304d403a6626d7f7a1913165fe2f32 (diff) | |
download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2 |
2.5-18.1
Diffstat (limited to 'rt/tst-aio10.c')
-rw-r--r-- | rt/tst-aio10.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/rt/tst-aio10.c b/rt/tst-aio10.c new file mode 100644 index 0000000..6e8f7b7 --- /dev/null +++ b/rt/tst-aio10.c @@ -0,0 +1,119 @@ +#include <aio.h> +#include <errno.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <pthread.h> +#include <unistd.h> + +static pthread_barrier_t b; +static pthread_t main_thread; +static int flag; + + +static void * +tf (void *arg) +{ + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("child: barrier_wait failed"); + exit (1); + } + + /* There is unfortunately no other way to try to make sure the other + thread reached the aio_suspend call. This test could fail on + highly loaded machines. */ + sleep (2); + + pthread_kill (main_thread, SIGUSR1); + + while (1) + sleep (1000); + + return NULL; +} + + +static void +sh (int sig) +{ + flag = 1; +} + + +static int +do_test (void) +{ + main_thread = pthread_self (); + + struct sigaction sa; + + sa.sa_handler = sh; + sa.sa_flags = 0; + sigemptyset (&sa.sa_mask); + + if (sigaction (SIGUSR1, &sa, NULL) != 0) + { + puts ("sigaction failed"); + return 1; + } + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init"); + return 1; + } + + int fds[2]; + if (pipe (fds) != 0) + { + puts ("pipe failed"); + return 1; + } + + char buf[42]; + struct aiocb req; + req.aio_fildes = fds[0]; + req.aio_lio_opcode = LIO_READ; + req.aio_reqprio = 0; + req.aio_offset = 0; + req.aio_buf = buf; + req.aio_nbytes = sizeof (buf); + req.aio_sigevent.sigev_notify = SIGEV_NONE; + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("parent: barrier_wait failed"); + exit (1); + } + + struct aiocb *list[1]; + list[0] = &req; + + e = lio_listio (LIO_WAIT, list, 1, NULL); + if (e != -1) + { + puts ("lio_listio succeeded"); + return 1; + } + if (errno != EINTR) + { + printf ("lio_listio did not return EINTR: %d (%d = %m)\n", e, errno); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#define TIMEOUT 5 +#include "../test-skeleton.c" |