本文整理汇总了C++中PyThread_release_lock函数的典型用法代码示例。如果您正苦于以下问题:C++ PyThread_release_lock函数的具体用法?C++ PyThread_release_lock怎么用?C++ PyThread_release_lock使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了PyThread_release_lock函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: faulthandler_dump_traceback_later
static PyObject*
faulthandler_dump_traceback_later(PyObject *self,
PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"timeout", "repeat", "file", "exit", NULL};
double timeout;
PY_TIMEOUT_T timeout_ms;
int repeat = 0;
PyObject *file = NULL;
int fd;
int exit = 0;
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
"d|iOi:dump_tracebacks_later", kwlist,
&timeout, &repeat, &file, &exit))
return NULL;
timeout *= 1e6;
if (timeout >= (double) PY_TIMEOUT_MAX) {
PyErr_SetString(PyExc_OverflowError, "timeout value is too large");
return NULL;
}
timeout_ms = (PY_TIMEOUT_T)timeout;
if (timeout_ms <= 0) {
PyErr_SetString(PyExc_ValueError, "timeout must be greater than 0");
return NULL;
}
file = faulthandler_get_fileno(file, &fd);
if (file == NULL)
return NULL;
/* Cancel previous thread, if running */
faulthandler_cancel_dump_tracebacks_later();
Py_XDECREF(thread.file);
Py_INCREF(file);
thread.file = file;
thread.fd = fd;
thread.timeout_ms = timeout_ms;
thread.repeat = repeat;
thread.interp = PyThreadState_Get()->interp;
thread.exit = exit;
/* Arm these locks to serve as events when released */
PyThread_acquire_lock(thread.join_event, 1);
PyThread_acquire_lock(thread.cancel_event, 1);
thread.running = 1;
if (PyThread_start_new_thread(faulthandler_thread, NULL) == -1) {
thread.running = 0;
PyThread_release_lock(thread.join_event);
PyThread_release_lock(thread.cancel_event);
Py_CLEAR(thread.file);
PyErr_SetString(PyExc_RuntimeError,
"unable to start watchdog thread");
return NULL;
}
Py_RETURN_NONE;
}
示例2: MPyEmbed_CBPostFrame
void MPyEmbed_CBPostFrame(void) {
int i;
if (!PythonAvailable) {
return;
}
PyThread_acquire_lock(threaddatalock, WAIT_LOCK);
for (i = 0; i < THREADS; i++) {
if (VALID(threaddata[i])) {
PyObject *cb = threaddata[i].postframe;
PyThreadState *ts = threaddata[i].mainstate;
PyObject *rv;
PyThread_release_lock(threaddatalock);
ts->thread_id = PyThread_get_thread_ident();
PyEval_AcquireThread(ts);
if (cb != NULL && PyCallable_Check(cb)) {
rv = PyObject_CallObject(cb, NULL);
Py_XDECREF(rv);
if (rv == NULL) {
PyErr_Print();
}
}
PyEval_ReleaseThread(ts);
PyThread_acquire_lock(threaddatalock, WAIT_LOCK);
}
}
PyThread_release_lock(threaddatalock);
}
示例3: faulthandler_thread
static void
faulthandler_thread(void *unused)
{
PyLockStatus st;
const char* errmsg;
PyThreadState *current;
int ok;
do {
st = PyThread_acquire_lock_timed(thread.cancel_event,
thread.timeout_ms, 0);
if (st == PY_LOCK_ACQUIRED) {
/* Cancelled by user */
break;
}
/* Timeout => dump traceback */
assert(st == PY_LOCK_FAILURE);
/* get the thread holding the GIL, NULL if no thread hold the GIL */
current = _Py_atomic_load_relaxed(&_PyThreadState_Current);
errmsg = _Py_DumpTracebackThreads(thread.fd, thread.interp, current);
ok = (errmsg == NULL);
if (thread.exit)
_exit(1);
} while (ok && thread.repeat);
/* The only way out */
PyThread_release_lock(thread.cancel_event);
PyThread_release_lock(thread.join_event);
}
示例4: evaluator_thread
static void
evaluator_thread(void *arg)
{
threadinfo *info = (threadinfo *)arg;
PyFFEnergyTermObject *term;
int i;
while (1) {
#if THREAD_DEBUG
printf("Thread %d waiting for lock...\n", info->input.thread_id);
#endif
PyThread_acquire_lock(info->lock, 1);
#if THREAD_DEBUG
printf("Thread %d running\n", info->input.thread_id);
#endif
if (info->exit) {
info->stop = 1;
break;
}
for (i = 0; i < info->evaluator->nterms+1; i++)
info->energy.energy_terms[i] = 0.;
info->energy.energy = 0.;
info->energy.virial_available = 1;
info->energy.error = 0;
if (info->with_gradients && info->energy.gradients != NULL) {
double *data = (double *)((PyArrayObject *)info->energy.gradients)->data;
for (i = 0; i < 3*info->input.natoms; i++)
data[i] = 0.;
}
PyThread_acquire_lock(info->evaluator->global_lock, 1);
info->done = 0;
PyThread_release_lock(info->evaluator->global_lock);
for (i = 0; i < info->evaluator->ntermobjects; i++) {
term = ((PyFFEnergyTermObject **)info->evaluator->terms->data)[i];
if (term->threaded) {
(*term->eval_func)(term, info->evaluator, &info->input, &info->energy);
#if THREAD_DEBUG
{
int j;
printf("Thread %d: %s: ", info->input.thread_id,
term->evaluator_name);
for (j = term->index; j < term->index+term->nterms; j++)
printf("%lf ", info->energy.energy_terms[j]);
printf("\n");
}
#endif
}
}
PyThread_acquire_lock(info->evaluator->global_lock, 1);
info->done = 1;
PyThread_release_lock(info->evaluator->global_lock);
}
}
示例5: faulthandler_cancel_dump_tracebacks_later
static void
faulthandler_cancel_dump_tracebacks_later(void)
{
if (thread.running) {
/* Notify cancellation */
PyThread_release_lock(thread.cancel_event);
}
/* Wait for thread to join */
PyThread_acquire_lock(thread.join_event, 1);
PyThread_release_lock(thread.join_event);
thread.running = 0;
Py_CLEAR(thread.file);
}
示例6: release
static Box* release(Box* _self) {
RELEASE_ASSERT(_self->cls == thread_lock_cls, "");
BoxedThreadLock* self = static_cast<BoxedThreadLock*>(_self);
if (PyThread_acquire_lock(self->lock_lock, 0)) {
PyThread_release_lock(self->lock_lock);
raiseExcHelper(ThreadError, "release unlocked lock");
return None;
}
PyThread_release_lock(self->lock_lock);
return None;
}
示例7: lock_PyThread_release_lock
static PyObject *
lock_PyThread_release_lock(lockobject *self)
{
/* Sanity check: the lock must be locked */
if (PyThread_acquire_lock(self->lock_lock, 0)) {
PyThread_release_lock(self->lock_lock);
PyErr_SetString(ThreadError, "release unlocked lock");
return NULL;
}
PyThread_release_lock(self->lock_lock);
Py_INCREF(Py_None);
return Py_None;
}
示例8: PyThread_acquire_lock
PyObject *MPyEmbed_GetPostFrame(void) {
struct MPyEmbed_ThreadData *td;
PyObject *postframe;
PyThread_acquire_lock(threaddatalock, WAIT_LOCK);
td = get_current_data();
if (!td) {
PyThread_release_lock(threaddatalock);
return 0;
}
postframe = td->postframe;
PyThread_release_lock(threaddatalock);
Py_XINCREF(postframe);
return postframe;
}
示例9: Connection__thr_lockop
static PyObject *
Connection__thr_lockop(pycbc_Connection *self, PyObject *arg)
{
int rv;
int is_unlock = 0;
rv = PyArg_ParseTuple(arg, "i:is_unlock", &is_unlock);
if (!rv) {
return NULL;
}
if (!self->lockmode) {
PYCBC_EXC_WRAP(PYCBC_EXC_THREADING, 0, "lockmode is LOCKMODE_NONE");
return NULL;
}
if (is_unlock) {
PyThread_release_lock(self->lock);
} else {
if (!PyThread_acquire_lock(self->lock, WAIT_LOCK)) {
PYCBC_EXC_WRAP(PYCBC_EXC_THREADING, 0, "Couldn't lock");
return NULL;
}
}
Py_RETURN_NONE;
}
示例10: beos_add_dyn
/*
* Add an image_id to the dictionary; the module name of the loaded image
* is the key. Note that if the key is already in the dict, we unload
* that image; this should allow reload() to work on dynamically loaded
* modules (super-keen!).
*/
static void beos_add_dyn( char *name, image_id id )
{
int retval;
PyObject *py_id;
if( beos_dyn_images == NULL ) {
beos_init_dyn();
}
#ifdef WITH_THREAD
retval = PyThread_acquire_lock( beos_dyn_lock, 1 );
#endif
/* If there's already an object with this key in the dictionary,
* we're doing a reload(), so let's nuke it.
*/
py_id = PyDict_GetItemString( beos_dyn_images, name );
if( py_id ) {
beos_nuke_dyn( py_id );
retval = PyDict_DelItemString( beos_dyn_images, name );
}
py_id = PyInt_FromLong( (long)id );
if( py_id ) {
retval = PyDict_SetItemString( beos_dyn_images, name, py_id );
}
#ifdef WITH_THREAD
PyThread_release_lock( beos_dyn_lock );
#endif
}
示例11: MPyEmbed_SetPostFrame
int MPyEmbed_SetPostFrame(PyObject *postframe) {
struct MPyEmbed_ThreadData *td;
PyObject *old_postframe;
PyThread_acquire_lock(threaddatalock, WAIT_LOCK);
td = get_current_data();
if (!td) {
PyThread_release_lock(threaddatalock);
return 0;
}
old_postframe = td->postframe;
td->postframe = postframe;
Py_XINCREF(postframe);
PyThread_release_lock(threaddatalock);
Py_XDECREF(old_postframe);
return 1;
}
示例12: barrier
void
barrier(barrierinfo *binfo, int thread_id, int nthreads)
{
int done = 0;
if (nthreads > 1) {
PyThread_acquire_lock(binfo->lock, 1);
if (binfo->n == nthreads)
binfo->n = 1;
else
binfo->n++;
PyThread_release_lock(binfo->lock);
while (!done) {
PyThread_acquire_lock(binfo->lock, 1);
done = (binfo->n == nthreads);
PyThread_release_lock(binfo->lock);
}
}
}
示例13: lock_dealloc
static void
lock_dealloc(lockobject *self)
{
/* Unlock the lock so it's safe to free it */
PyThread_acquire_lock(self->lock_lock, 0);
PyThread_release_lock(self->lock_lock);
PyThread_free_lock(self->lock_lock);
PyObject_Del(self);
}
示例14: _PyInterpreterState_IDIncref
void
_PyInterpreterState_IDIncref(PyInterpreterState *interp)
{
if (interp->id_mutex == NULL) {
return;
}
PyThread_acquire_lock(interp->id_mutex, WAIT_LOCK);
interp->id_refcount += 1;
PyThread_release_lock(interp->id_mutex);
}
示例15: locked
static Box* locked(Box* _self) {
RELEASE_ASSERT(_self->cls == thread_lock_cls, "");
BoxedThreadLock* self = static_cast<BoxedThreadLock*>(_self);
if (PyThread_acquire_lock(self->lock_lock, 0)) {
PyThread_release_lock(self->lock_lock);
return False;
}
return True;
}