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-rw-r--r--nptl/ChangeLog10
-rw-r--r--nptl/Makefile4
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sleep.c2
-rw-r--r--nptl/tst-cancel4.c1136
4 files changed, 1078 insertions, 74 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index ed81d6e7ff..371cf9e3f2 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,13 @@
+2003-06-17 Ulrich Drepper <drepper@redhat.com>
+
+ * tst-cancel4.c: Add tests for the socket and signal functions, pause.
+ Also test early cancellation before the thread reaches the cancellation
+ point.
+
+ * Makefile: Compile forward.c with exceptions.
+
+ * sysdeps/unix/sysv/linux/sleep.c: New file.
+
2003-06-16 Ulrich Drepper <drepper@redhat.com>
* Makefile: Add CFLAGS definition to compile function wrappers
diff --git a/nptl/Makefile b/nptl/Makefile
index 38e11c01d7..74a2f7e3e4 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -150,6 +150,10 @@ CFLAGS-libc-cancellation.c = -fasynchronous-unwind-tables
# function.
CFLAGS-pthread_exit.c = -fexceptions
+# Among others, __pthread_unwind is forwarded. This function must handle
+# exceptions.
+CFLAGS-forward.c = -fexceptions
+
# The following are cancellation points. Some of the functions can
# block and therefore temporarily enable asynchronous cancellation.
# Those must be compiled asynchronous unwind tables.
diff --git a/nptl/sysdeps/unix/sysv/linux/sleep.c b/nptl/sysdeps/unix/sysv/linux/sleep.c
new file mode 100644
index 0000000000..c56b49b39f
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/sleep.c
@@ -0,0 +1,2 @@
+#include <nptl/pthreadP.h>
+#include <sysdeps/unix/sysv/linux/sleep.c>
diff --git a/nptl/tst-cancel4.c b/nptl/tst-cancel4.c
index 4a15bbd3b2..59dc3570dc 100644
--- a/nptl/tst-cancel4.c
+++ b/nptl/tst-cancel4.c
@@ -23,43 +23,58 @@
#include <errno.h>
#include <limits.h>
#include <pthread.h>
+#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/poll.h>
#include <sys/select.h>
+#include <sys/socket.h>
#include <sys/uio.h>
+#include <sys/un.h>
#include <sys/wait.h>
+#include "pthreadP.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()
+ aio_suspend() clock_nanosleep() close()
+ connect() creat() fsync()
msgrcv() msgsnd() msync()
- open() pause()
- pread()
- pthread_join() pthread_testcancel()
- putmsg() putpmsg() pwrite()
- recv()
- recvfrom() recvmsg()
- sem_timedwait() sem_wait() send()
- sendmsg() sendto() sigpause()
- sigsuspend() sigtimedwait() sigwait()
- sigwaitinfo()
+ open() pread() pwrite()
+ sendmsg() sendto()
tcdrain()
Since STREAMS are not supported in the standard Linux kernel there
- is no need to test the STREAMS related functions.
+ is no need to test the STREAMS related functions. This affects
+ getmsg() getpmsg() putmsg()
+ putpmsg()
+
+ lockf() and fcntl() are tested in tst-cancel16.
+
+ pthread_join() is tested in tst-join5.
+
+ pthread_testcancel()'s only purpose is to allow cancellation. This
+ is tested in several places.
+
+ sem_wait() and sem_timedwait() are checked in tst-cancel1[2345] tests.
+
+ POSIX message queues aren't implemented yet. This affects
+ mq_receive() mq_send() mq_timedreceive() mq_timedsend()
*/
/* Pipe descriptors. */
static int fds[2];
+/* Temporary file descriptor, to be closed after each round. */
+static int tempfd = -1;
+static int tempfd2 = -1;
+/* Name of temporary file to be removed after each round. */
+static char *tempfname;
+
/* Often used barrier for two threads. */
static pthread_barrier_t b2;
@@ -77,7 +92,28 @@ cl (void *arg)
static void *
tf_read (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[0];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -87,7 +123,7 @@ tf_read (void *arg)
pthread_cleanup_push (cl, NULL);
char buf[100];
- ssize_t s = read (fds[0], buf, sizeof (buf));
+ ssize_t s = read (fd, buf, sizeof (buf));
printf ("%s: read returns with %zd\n", __FUNCTION__, s);
@@ -100,7 +136,28 @@ tf_read (void *arg)
static void *
tf_readv (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[0];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -111,7 +168,7 @@ tf_readv (void *arg)
char buf[100];
struct iovec iov[1] = { [0] = { .iov_base = buf, .iov_len = sizeof (buf) } };
- ssize_t s = readv (fds[0], iov, 1);
+ ssize_t s = readv (fd, iov, 1);
printf ("%s: readv returns with %zd\n", __FUNCTION__, s);
@@ -124,7 +181,28 @@ tf_readv (void *arg)
static void *
tf_write (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[1];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -135,7 +213,7 @@ tf_write (void *arg)
char buf[100000];
memset (buf, '\0', sizeof (buf));
- ssize_t s = write (fds[1], buf, sizeof (buf));
+ ssize_t s = write (fd, buf, sizeof (buf));
printf ("%s: write returns with %zd\n", __FUNCTION__, s);
@@ -148,7 +226,28 @@ tf_write (void *arg)
static void *
tf_writev (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[1];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -160,7 +259,7 @@ tf_writev (void *arg)
char buf[100000];
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);
+ ssize_t s = writev (fd, iov, 1);
printf ("%s: writev returns with %zd\n", __FUNCTION__, s);
@@ -180,9 +279,19 @@ tf_sleep (void *arg)
exit (1);
}
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
pthread_cleanup_push (cl, NULL);
- sleep (1000000);
+ sleep (arg == NULL ? 1000000 : 0);
pthread_cleanup_pop (0);
@@ -202,9 +311,19 @@ tf_usleep (void *arg)
exit (1);
}
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
pthread_cleanup_push (cl, NULL);
- usleep ((useconds_t) ULONG_MAX);
+ usleep (arg == NULL ? (useconds_t) ULONG_MAX : 0);
pthread_cleanup_pop (0);
@@ -224,9 +343,19 @@ tf_nanosleep (void *arg)
exit (1);
}
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
pthread_cleanup_push (cl, NULL);
- struct timespec ts = { .tv_sec = 10000000, .tv_nsec = 0 };
+ struct timespec ts = { .tv_sec = arg == NULL ? 10000000 : 0, .tv_nsec = 0 };
while (nanosleep (&ts, &ts) != 0)
continue;
@@ -241,7 +370,28 @@ tf_nanosleep (void *arg)
static void *
tf_select (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[0];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -250,11 +400,11 @@ tf_select (void *arg)
fd_set rfs;
FD_ZERO (&rfs);
- FD_SET (fds[0], &rfs);
+ FD_SET (fd, &rfs);
pthread_cleanup_push (cl, NULL);
- int s = select (fds[0] + 1, &rfs, NULL, NULL, NULL);
+ int s = select (fd + 1, &rfs, NULL, NULL, NULL);
printf ("%s: select returns with %d (%s)\n", __FUNCTION__, s,
strerror (errno));
@@ -268,7 +418,28 @@ tf_select (void *arg)
static void *
tf_pselect (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[0];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
printf ("%s: barrier_wait failed\n", __FUNCTION__);
@@ -277,11 +448,11 @@ tf_pselect (void *arg)
fd_set rfs;
FD_ZERO (&rfs);
- FD_SET (fds[0], &rfs);
+ FD_SET (fd, &rfs);
pthread_cleanup_push (cl, NULL);
- int s = pselect (fds[0] + 1, &rfs, NULL, NULL, NULL, NULL);
+ int s = pselect (fd + 1, &rfs, NULL, NULL, NULL, NULL);
printf ("%s: pselect returns with %d (%s)\n", __FUNCTION__, s,
strerror (errno));
@@ -295,14 +466,35 @@ tf_pselect (void *arg)
static void *
tf_poll (void *arg)
{
- int r = pthread_barrier_wait (&b2);
+ int fd;
+ int r;
+
+ if (arg == NULL)
+ fd = fds[0];
+ else
+ {
+ char fname[] = "/tmp/tst-cancel4-fd-XXXXXX";
+ tempfd = fd = mkstemp (fname);
+ if (fd == -1)
+ printf ("%s: mkstemp failed\n", __FUNCTION__);
+ unlink (fname);
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ 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 } };
+ struct pollfd rfs[1] = { [0] = { .fd = fd, .events = POLLIN } };
pthread_cleanup_push (cl, NULL);
@@ -320,13 +512,6 @@ tf_poll (void *arg)
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)
{
@@ -337,10 +522,33 @@ tf_wait (void *arg)
if (pid == 0)
{
/* Make the program disappear after a while. */
- sleep (10);
+ if (arg == NULL)
+ sleep (10);
exit (0);
}
+ int r;
+ if (arg != NULL)
+ {
+ struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 };
+ while (nanosleep (&ts, &ts) != 0)
+ continue;
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
pthread_cleanup_push (cl, NULL);
int s = wait (NULL);
@@ -357,12 +565,6 @@ tf_wait (void *arg)
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)
@@ -374,11 +576,34 @@ tf_waitpid (void *arg)
if (pid == 0)
{
/* Make the program disappear after a while. */
- sleep (10);
+ if (arg == NULL)
+ sleep (10);
exit (0);
}
- pthread_cleanup_push (cl, NULL);
+ int r;
+ if (arg != NULL)
+ {
+ struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 };
+ while (nanosleep (&ts, &ts) != 0)
+ continue;
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ pthread_cleanup_push (cl, NULL);
int s = waitpid (-1, NULL, 0);
@@ -394,13 +619,6 @@ tf_waitpid (void *arg)
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)
{
@@ -411,10 +629,33 @@ tf_waitid (void *arg)
if (pid == 0)
{
/* Make the program disappear after a while. */
- sleep (10);
+ if (arg == NULL)
+ sleep (10);
exit (0);
}
+ int r;
+ if (arg != NULL)
+ {
+ struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 };
+ while (nanosleep (&ts, &ts) != 0)
+ continue;
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
pthread_cleanup_push (cl, NULL);
siginfo_t si;
@@ -429,27 +670,665 @@ tf_waitid (void *arg)
}
+static void *
+tf_sigpause (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Just for fun block the cancellation signal. We need to use
+ __xpg_sigpause since otherwise we will get the BSD version. */
+ __xpg_sigpause (SIGCANCEL);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: sigpause returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_sigsuspend (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Just for fun block all signals. */
+ sigset_t mask;
+ sigfillset (&mask);
+ sigsuspend (&mask);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: sigsuspend returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_sigwait (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Block SIGUSR1. */
+ sigset_t mask;
+ sigaddset (&mask, SIGUSR1);
+ if (pthread_sigmask (SIG_BLOCK, &mask, NULL) != 0)
+ {
+ printf ("%s: pthread_sigmask failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ /* Wait for SIGUSR1. */
+ int sig;
+ sigwait (&mask, &sig);
+
+ printf ("%s: sigwait returned with signal %d\n", __FUNCTION__, sig);
+
+ pthread_cleanup_pop (0);
+
+ exit (1);
+}
+
+
+static void *
+tf_sigwaitinfo (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Block SIGUSR1. */
+ sigset_t mask;
+ sigaddset (&mask, SIGUSR1);
+ if (pthread_sigmask (SIG_BLOCK, &mask, NULL) != 0)
+ {
+ printf ("%s: pthread_sigmask failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ /* Wait for SIGUSR1. */
+ siginfo_t info;
+ sigwaitinfo (&mask, &info);
+
+ printf ("%s: sigwaitinfo returned with signal %d\n", __FUNCTION__,
+ info.si_signo);
+
+ pthread_cleanup_pop (0);
+
+ exit (1);
+}
+
+
+static void *
+tf_sigtimedwait (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Block SIGUSR1. */
+ sigset_t mask;
+ sigaddset (&mask, SIGUSR1);
+ if (pthread_sigmask (SIG_BLOCK, &mask, NULL) != 0)
+ {
+ printf ("%s: pthread_sigmask failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ /* Wait for SIGUSR1. */
+ siginfo_t info;
+ struct timespec ts = { .tv_sec = 60, .tv_nsec = 0 };
+ sigtimedwait (&mask, &info, &ts);
+
+ printf ("%s: sigtimedwait returned with signal %d\n", __FUNCTION__,
+ info.si_signo);
+
+ pthread_cleanup_pop (0);
+
+ exit (1);
+}
+
+
+static void *
+tf_pause (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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ pause ();
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: pause returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_accept (void *arg)
+{
+ struct sockaddr_un sun;
+ /* To test a non-blocking accept call we make the call file by using
+ a datagrame socket. */
+ int pf = arg == NULL ? SOCK_STREAM : SOCK_DGRAM;
+
+ tempfd = socket (AF_UNIX, pf, 0);
+ if (tempfd == -1)
+ {
+ printf ("%s: socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ int tries = 0;
+ do
+ {
+ if (++tries > 10)
+ {
+ printf ("%s: too many unsuccessful bind calls\n", __FUNCTION__);
+ }
+
+ strcpy (sun.sun_path, "/tmp/tst-cancel4-socket-XXXXXX");
+ if (mktemp (sun.sun_path) == NULL)
+ {
+ printf ("%s: cannot generate temp file name\n", __FUNCTION__);
+ exit (1);
+ }
+
+ sun.sun_family = AF_UNIX;
+ }
+ while (bind (tempfd, (struct sockaddr *) &sun,
+ offsetof (struct sockaddr_un, sun_path)
+ + strlen (sun.sun_path) + 1) != 0);
+
+ unlink (sun.sun_path);
+
+ listen (tempfd, 5);
+
+ socklen_t len = sizeof (sun);
+
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ accept (tempfd, (struct sockaddr *) &sun, &len);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: accept returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_send (void *arg)
+{
+ struct sockaddr_un sun;
+
+ tempfd = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (tempfd == -1)
+ {
+ printf ("%s: first socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ int tries = 0;
+ do
+ {
+ if (++tries > 10)
+ {
+ printf ("%s: too many unsuccessful bind calls\n", __FUNCTION__);
+ }
+
+ strcpy (sun.sun_path, "/tmp/tst-cancel4-socket-XXXXXX");
+ if (mktemp (sun.sun_path) == NULL)
+ {
+ printf ("%s: cannot generate temp file name\n", __FUNCTION__);
+ exit (1);
+ }
+
+ sun.sun_family = AF_UNIX;
+ }
+ while (bind (tempfd, (struct sockaddr *) &sun,
+ offsetof (struct sockaddr_un, sun_path)
+ + strlen (sun.sun_path) + 1) != 0);
+
+ listen (tempfd, 5);
+
+ tempfd2 = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (tempfd2 == -1)
+ {
+ printf ("%s: second socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ if (connect (tempfd2, (struct sockaddr *) &sun, sizeof (sun)) != 0)
+ {
+ printf ("%s: connect failed\n", __FUNCTION__);
+ exit(1);
+ }
+
+ unlink (sun.sun_path);
+
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* Very large block, so that the send call blocks. */
+ char mem[700000];
+
+ send (tempfd2, mem, arg == NULL ? sizeof (mem) : 1, 0);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: send returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_recv (void *arg)
+{
+ struct sockaddr_un sun;
+
+ tempfd = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (tempfd == -1)
+ {
+ printf ("%s: first socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ int tries = 0;
+ do
+ {
+ if (++tries > 10)
+ {
+ printf ("%s: too many unsuccessful bind calls\n", __FUNCTION__);
+ }
+
+ strcpy (sun.sun_path, "/tmp/tst-cancel4-socket-XXXXXX");
+ if (mktemp (sun.sun_path) == NULL)
+ {
+ printf ("%s: cannot generate temp file name\n", __FUNCTION__);
+ exit (1);
+ }
+
+ sun.sun_family = AF_UNIX;
+ }
+ while (bind (tempfd, (struct sockaddr *) &sun,
+ offsetof (struct sockaddr_un, sun_path)
+ + strlen (sun.sun_path) + 1) != 0);
+
+ listen (tempfd, 5);
+
+ tempfd2 = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (tempfd2 == -1)
+ {
+ printf ("%s: second socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ if (connect (tempfd2, (struct sockaddr *) &sun, sizeof (sun)) != 0)
+ {
+ printf ("%s: connect failed\n", __FUNCTION__);
+ exit(1);
+ }
+
+ unlink (sun.sun_path);
+
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ char mem[70];
+
+ recv (tempfd2, mem, arg == NULL ? sizeof (mem) : 0, 0);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: recv returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_recvfrom (void *arg)
+{
+ struct sockaddr_un sun;
+
+ tempfd = socket (AF_UNIX, SOCK_DGRAM, 0);
+ if (tempfd == -1)
+ {
+ printf ("%s: first socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ int tries = 0;
+ do
+ {
+ if (++tries > 10)
+ {
+ printf ("%s: too many unsuccessful bind calls\n", __FUNCTION__);
+ }
+
+ strcpy (sun.sun_path, "/tmp/tst-cancel4-socket-XXXXXX");
+ if (mktemp (sun.sun_path) == NULL)
+ {
+ printf ("%s: cannot generate temp file name\n", __FUNCTION__);
+ exit (1);
+ }
+
+ sun.sun_family = AF_UNIX;
+ }
+ while (bind (tempfd, (struct sockaddr *) &sun,
+ offsetof (struct sockaddr_un, sun_path)
+ + strlen (sun.sun_path) + 1) != 0);
+
+ tempfname = strdup (sun.sun_path);
+
+ tempfd2 = socket (AF_UNIX, SOCK_DGRAM, 0);
+ if (tempfd2 == -1)
+ {
+ printf ("%s: second socket call failed\n", __FUNCTION__);
+ 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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ char mem[70];
+ socklen_t len = sizeof (sun);
+
+ recvfrom (tempfd2, mem, arg == NULL ? sizeof (mem) : 0, 0,
+ (struct sockaddr *) &sun, &len);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: recvfrom returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
+static void *
+tf_recvmsg (void *arg)
+{
+ struct sockaddr_un sun;
+
+ tempfd = socket (AF_UNIX, SOCK_DGRAM, 0);
+ if (tempfd == -1)
+ {
+ printf ("%s: first socket call failed\n", __FUNCTION__);
+ exit (1);
+ }
+
+ int tries = 0;
+ do
+ {
+ if (++tries > 10)
+ {
+ printf ("%s: too many unsuccessful bind calls\n", __FUNCTION__);
+ }
+
+ strcpy (sun.sun_path, "/tmp/tst-cancel4-socket-XXXXXX");
+ if (mktemp (sun.sun_path) == NULL)
+ {
+ printf ("%s: cannot generate temp file name\n", __FUNCTION__);
+ exit (1);
+ }
+
+ sun.sun_family = AF_UNIX;
+ }
+ while (bind (tempfd, (struct sockaddr *) &sun,
+ offsetof (struct sockaddr_un, sun_path)
+ + strlen (sun.sun_path) + 1) != 0);
+
+ tempfname = strdup (sun.sun_path);
+
+ tempfd2 = socket (AF_UNIX, SOCK_DGRAM, 0);
+ if (tempfd2 == -1)
+ {
+ printf ("%s: second socket call failed\n", __FUNCTION__);
+ 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);
+ }
+
+ if (arg != NULL)
+ {
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__);
+ exit (1);
+ }
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ char mem[70];
+ struct iovec iov[1];
+ iov[0].iov_base = mem;
+ iov[0].iov_len = arg == NULL ? sizeof (mem) : 0;
+
+ struct msghdr m;
+ m.msg_name = &sun;
+ m.msg_namelen = sizeof (sun);
+ m.msg_iov = iov;
+ m.msg_iovlen = 1;
+ m.msg_control = NULL;
+ m.msg_controllen = 0;
+
+ recvmsg (tempfd2, &m, 0);
+
+ pthread_cleanup_pop (0);
+
+ printf ("%s: recvmsg returned\n", __FUNCTION__);
+
+ exit (1);
+}
+
+
static struct
{
const char *name;
void *(*tf) (void *);
int nb;
+ int only_early;
} tests[] =
{
-#define ADD_TEST(name, nbar) { #name, tf_##name, nbar }
- ADD_TEST (read, 2),
- ADD_TEST (readv, 2),
- ADD_TEST (select, 2),
- ADD_TEST (pselect, 2),
- ADD_TEST (poll, 2),
- ADD_TEST (write, 2),
- ADD_TEST (writev, 2),
- ADD_TEST (sleep, 2),
- ADD_TEST (usleep, 2),
- ADD_TEST (nanosleep, 2),
- ADD_TEST (wait, 2),
- ADD_TEST (waitid, 2),
- ADD_TEST (waitpid, 2),
+#define ADD_TEST(name, nbar, early) { #name, tf_##name, nbar, early }
+ ADD_TEST (read, 2, 0),
+ ADD_TEST (readv, 2, 0),
+ ADD_TEST (select, 2, 0),
+ ADD_TEST (pselect, 2, 0),
+ ADD_TEST (poll, 2, 0),
+ ADD_TEST (write, 2, 0),
+ ADD_TEST (writev, 2, 0),
+ ADD_TEST (sleep, 2, 0),
+ ADD_TEST (usleep, 2, 0),
+ ADD_TEST (nanosleep, 2, 0),
+ ADD_TEST (wait, 2, 0),
+ ADD_TEST (waitid, 2, 0),
+ ADD_TEST (waitpid, 2, 0),
+ ADD_TEST (sigpause, 2, 0),
+ ADD_TEST (sigsuspend, 2, 0),
+ ADD_TEST (sigwait, 2, 0),
+ ADD_TEST (sigwaitinfo, 2, 0),
+ ADD_TEST (sigtimedwait, 2, 0),
+ ADD_TEST (pause, 2, 0),
+ ADD_TEST (accept, 2, 0),
+ ADD_TEST (send, 2, 0),
+ ADD_TEST (recv, 2, 0),
+ ADD_TEST (recvfrom, 2, 0),
+ ADD_TEST (recvmsg, 2, 0),
};
#define ntest_tf (sizeof (tests) / sizeof (tests[0]))
@@ -467,6 +1346,9 @@ do_test (void)
size_t cnt;
for (cnt = 0; cnt < ntest_tf; ++cnt)
{
+ if (tests[cnt].only_early)
+ continue;
+
if (pthread_barrier_init (&b2, NULL, tests[cnt].nb) != 0)
{
puts ("b2 init failed");
@@ -538,7 +1420,113 @@ do_test (void)
continue;
}
- printf ("test of '%s' successful\n", tests[cnt].name);
+ printf ("in-time cancel test of '%s' successful\n", tests[cnt].name);
+
+ if (tempfd != -1)
+ {
+ close (tempfd);
+ tempfd = -1;
+ }
+ if (tempfd2 != -1)
+ {
+ close (tempfd2);
+ tempfd2 = -1;
+ }
+ free (tempfname);
+ tempfname = NULL;
+ }
+
+ for (cnt = 0; cnt < ntest_tf; ++cnt)
+ {
+ if (pthread_barrier_init (&b2, NULL, tests[cnt].nb) != 0)
+ {
+ puts ("b2 init failed");
+ exit (1);
+ }
+
+ /* Reset the counter for the cleanup handler. */
+ cl_called = 0;
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tests[cnt].tf, (void *) 1l) != 0)
+ {
+ printf ("create for '%s' test failed\n", tests[cnt].name);
+ result = 1;
+ continue;
+ }
+
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ result = 1;
+ continue;
+ }
+
+ if (pthread_cancel (th) != 0)
+ {
+ printf ("cancel for '%s' failed\n", tests[cnt].name);
+ result = 1;
+ continue;
+ }
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ printf ("%s: barrier_wait failed\n", __FUNCTION__);
+ result = 1;
+ continue;
+ }
+
+ void *status;
+ if (pthread_join (th, &status) != 0)
+ {
+ printf ("join for '%s' failed\n", tests[cnt].name);
+ result = 1;
+ continue;
+ }
+ if (status != PTHREAD_CANCELED)
+ {
+ printf ("thread for '%s' not canceled\n", tests[cnt].name);
+ result = 1;
+ continue;
+ }
+
+ if (pthread_barrier_destroy (&b2) != 0)
+ {
+ puts ("barrier_destroy failed");
+ result = 1;
+ continue;
+ }
+
+ if (cl_called == 0)
+ {
+ printf ("cleanup handler not called for '%s'\n", tests[cnt].name);
+ result = 1;
+ continue;
+ }
+ if (cl_called > 1)
+ {
+ printf ("cleanup handler called more than once for '%s'\n",
+ tests[cnt].name);
+ result = 1;
+ continue;
+ }
+
+ printf ("early cancel test of '%s' successful\n", tests[cnt].name);
+
+ if (tempfd != -1)
+ {
+ close (tempfd);
+ tempfd = -1;
+ }
+ if (tempfd2 != -1)
+ {
+ close (tempfd2);
+ tempfd2 = -1;
+ }
+ free (tempfname);
+ tempfname = NULL;
}
return result;