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Diffstat (limited to 'nptl/tst-cancel4.c')
| -rw-r--r-- | nptl/tst-cancel4.c | 461 |
1 files changed, 461 insertions, 0 deletions
diff --git a/nptl/tst-cancel4.c b/nptl/tst-cancel4.c new file mode 100644 index 0000000000..371f2f7f26 --- /dev/null +++ b/nptl/tst-cancel4.c @@ -0,0 +1,461 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + 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. */ + +/* NOTE: this tests functionality beyond POSIX. POSIX does not allow + exit to be called more than once. */ + +#include <errno.h> +#include <limits.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/poll.h> +#include <sys/select.h> +#include <sys/uio.h> +#include <sys/wait.h> + +/* The following interfaces are defined to be cancellation points but + tests are not yet implemented: + + accept() aio_suspend() clock_nanosleep() + close() connect() creat() + fcntl() fsync() getmsg() + getpmsg() lockf() mq_receive() + mq_send() mq_timedreceive() mq_timedsend() + msgrcv() msgsnd() msync() + open() pause() + pread() pthread_cond_timedwait() + pthread_cond_wait() pthread_join() pthread_testcancel() + putmsg() putpmsg() pwrite() + recv() + recvfrom() recvmsg() + sem_timedwait() sem_wait() send() + sendmsg() sendto() sigpause() + sigsuspend() sigtimedwait() sigwait() + sigwaitinfo() system() + tcdrain() + + Since STREAMS are not supported in the standard Linux kernel there + is no need to test the STREAMS related functions. +*/ + +/* Pipe descriptors. */ +static int fds[2]; + +/* Often used barrier for two threads. */ +static pthread_barrier_t b2; + + +static void * +tf_read (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + char buf[100]; + ssize_t s = read (fds[0], buf, sizeof (buf)); + + printf ("%s: read returns with %zd\n", __FUNCTION__, s); + + exit (1); +} + + +static void * +tf_readv (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + char buf[100]; + struct iovec iov[1] = { [0] = { .iov_base = buf, .iov_len = sizeof (buf) } }; + ssize_t s = readv (fds[0], iov, 1); + + printf ("%s: readv returns with %zd\n", __FUNCTION__, s); + + exit (1); +} + + +static void * +tf_write (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + char buf[10000]; + memset (buf, '\0', sizeof (buf)); + ssize_t s = write (fds[1], buf, sizeof (buf)); + + printf ("%s: write returns with %zd\n", __FUNCTION__, s); + + exit (1); +} + + +static void * +tf_writev (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + char buf[10000]; + memset (buf, '\0', sizeof (buf)); + struct iovec iov[1] = { [0] = { .iov_base = buf, .iov_len = sizeof (buf) } }; + ssize_t s = writev (fds[1], iov, 1); + + printf ("%s: writev returns with %zd\n", __FUNCTION__, s); + + exit (1); +} + + +static void * +tf_sleep (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + sleep (10000000); + + printf ("%s: sleep returns\n", __FUNCTION__); + + exit (1); +} + + +static void * +tf_usleep (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + usleep (ULONG_MAX); + + printf ("%s: usleep returns\n", __FUNCTION__); + + exit (1); +} + + +static void * +tf_nanosleep (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + struct timespec ts = { .tv_sec = 10000000, .tv_nsec = 0 }; + while (nanosleep (&ts, &ts) != 0) + continue; + + printf ("%s: nanosleep returns\n", __FUNCTION__); + + exit (1); +} + + +static void * +tf_select (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + fd_set rfs; + FD_ZERO (&rfs); + FD_SET (fds[0], &rfs); + + int s = select (fds[0] + 1, &rfs, NULL, NULL, NULL); + + printf ("%s: select returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static void * +tf_pselect (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + fd_set rfs; + FD_ZERO (&rfs); + FD_SET (fds[0], &rfs); + + int s = pselect (fds[0] + 1, &rfs, NULL, NULL, NULL, NULL); + + printf ("%s: pselect returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static void * +tf_poll (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + struct pollfd rfs[1] = { [0] = { .fd = fds[0], .events = POLLIN } }; + + int s = poll (rfs, 1, -1); + + printf ("%s: poll returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static void * +tf_wait (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + pid_t pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid == 0) + { + /* Make the program disappear after a while. */ + sleep (10); + exit (0); + } + + int s = wait (NULL); + + printf ("%s: wait returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static void * +tf_waitpid (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + pid_t pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid == 0) + { + /* Make the program disappear after a while. */ + sleep (10); + exit (0); + } + + int s = waitpid (-1, NULL, 0); + + printf ("%s: waitpid returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static void * +tf_waitid (void *arg) +{ + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + pid_t pid = fork (); + if (pid == -1) + { + puts ("fork failed"); + exit (1); + } + + if (pid == 0) + { + /* Make the program disappear after a while. */ + sleep (10); + exit (0); + } + + siginfo_t si; + int s = waitid (P_PID, pid, &si, 0); + + printf ("%s: waitid returns with %d (%s)\n", __FUNCTION__, s, + strerror (errno)); + + exit (1); +} + + +static struct +{ + void *(*tf) (void *); + int nb; +} tests[] = +{ + { tf_read, 2 }, + { tf_readv, 2 }, + { tf_select, 2 }, + { tf_pselect, 2 }, + { tf_poll, 2 }, + { tf_write, 2 }, + { tf_writev, 2}, + { tf_sleep, 2 }, + { tf_usleep, 2 }, + { tf_nanosleep, 2 }, + { tf_wait, 2 }, + { tf_waitid, 2 }, + { tf_waitpid, 2 }, +}; +#define ntest_tf (sizeof (tests) / sizeof (tests[0])) + + +static int +do_test (void) +{ + if (pipe (fds) != 0) + { + puts ("pipe failed"); + exit (1); + } + + int cnt; + for (cnt = 0; cnt < ntest_tf; ++cnt) + { + if (pthread_barrier_init (&b2, NULL, tests[cnt].nb) != 0) + { + puts ("b2 init failed"); + exit (1); + } + + /* read(2) test. */ + pthread_t th; + if (pthread_create (&th, NULL, tests[cnt].tf, NULL) != 0) + { + printf ("create for round %d test failed\n", cnt); + exit (1); + } + + int r = pthread_barrier_wait (&b2); + if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("%s: barrier_wait failed\n", __FUNCTION__); + exit (1); + } + + struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; + while (nanosleep (&ts, &ts) != 0) + continue; + + if (pthread_cancel (th) != 0) + { + printf ("cancel in round %d failed\n", cnt); + exit (1); + } + + void *status; + if (pthread_join (th, &status) != 0) + { + printf ("join in round %d failed\n", cnt); + exit (1); + } + if (status != PTHREAD_CANCELED) + { + printf ("thread in round %d not canceled\n", cnt); + exit (1); + } + printf ("test %d successful\n", cnt); + + if (pthread_barrier_destroy (&b2) != 0) + { + puts ("barrier_destroy failed"); + exit (1); + } + } + + return 0; +} + +#define TIMEOUT 60 +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |