Recorded merge of revisions 81029 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r81029 | antoine.pitrou | 2010-05-09 16:46:46 +0200 (dim., 09 mai 2010) | 3 lines

  Untabify C files. Will watch buildbots.
........
This commit is contained in:
Antoine Pitrou 2010-05-09 15:52:27 +00:00
parent bd25030019
commit f95a1b3c53
248 changed files with 113361 additions and 113361 deletions

View file

@ -16,10 +16,10 @@
be conditional on _POSIX_THREAD_ATTR_STACKSIZE being defined. */
#ifdef _POSIX_THREAD_ATTR_STACKSIZE
#ifndef THREAD_STACK_SIZE
#define THREAD_STACK_SIZE 0 /* use default stack size */
#define THREAD_STACK_SIZE 0 /* use default stack size */
#endif
/* for safety, ensure a viable minimum stacksize */
#define THREAD_STACK_MIN 0x8000 /* 32kB */
#define THREAD_STACK_MIN 0x8000 /* 32kB */
#else /* !_POSIX_THREAD_ATTR_STACKSIZE */
#ifdef THREAD_STACK_SIZE
#error "THREAD_STACK_SIZE defined but _POSIX_THREAD_ATTR_STACKSIZE undefined"
@ -28,9 +28,9 @@
/* The POSIX spec says that implementations supporting the sem_*
family of functions must indicate this by defining
_POSIX_SEMAPHORES. */
_POSIX_SEMAPHORES. */
#ifdef _POSIX_SEMAPHORES
/* On FreeBSD 4.x, _POSIX_SEMAPHORES is defined empty, so
/* On FreeBSD 4.x, _POSIX_SEMAPHORES is defined empty, so
we need to add 0 to make it work there as well. */
#if (_POSIX_SEMAPHORES+0) == -1
#define HAVE_BROKEN_POSIX_SEMAPHORES
@ -92,14 +92,14 @@
#define MICROSECONDS_TO_TIMESPEC(microseconds, ts) \
do { \
struct timeval tv; \
GETTIMEOFDAY(&tv); \
tv.tv_usec += microseconds % 1000000; \
tv.tv_sec += microseconds / 1000000; \
tv.tv_sec += tv.tv_usec / 1000000; \
tv.tv_usec %= 1000000; \
ts.tv_sec = tv.tv_sec; \
ts.tv_nsec = tv.tv_usec * 1000; \
struct timeval tv; \
GETTIMEOFDAY(&tv); \
tv.tv_usec += microseconds % 1000000; \
tv.tv_sec += microseconds / 1000000; \
tv.tv_sec += tv.tv_usec / 1000000; \
tv.tv_usec %= 1000000; \
ts.tv_sec = tv.tv_sec; \
ts.tv_nsec = tv.tv_usec * 1000; \
} while(0)
@ -119,10 +119,10 @@ do { \
*/
typedef struct {
char locked; /* 0=unlocked, 1=locked */
/* a <cond, mutex> pair to handle an acquire of a locked lock */
pthread_cond_t lock_released;
pthread_mutex_t mut;
char locked; /* 0=unlocked, 1=locked */
/* a <cond, mutex> pair to handle an acquire of a locked lock */
pthread_cond_t lock_released;
pthread_mutex_t mut;
} pthread_lock;
#define CHECK_STATUS(name) if (status != 0) { perror(name); error = 1; }
@ -140,11 +140,11 @@ void _noop(void)
static void
PyThread__init_thread(void)
{
/* DO AN INIT BY STARTING THE THREAD */
static int dummy = 0;
pthread_t thread1;
pthread_create(&thread1, NULL, (void *) _noop, &dummy);
pthread_join(thread1, NULL);
/* DO AN INIT BY STARTING THE THREAD */
static int dummy = 0;
pthread_t thread1;
pthread_create(&thread1, NULL, (void *) _noop, &dummy);
pthread_join(thread1, NULL);
}
#else /* !_HAVE_BSDI */
@ -153,7 +153,7 @@ static void
PyThread__init_thread(void)
{
#if defined(_AIX) && defined(__GNUC__)
pthread_init();
pthread_init();
#endif
}
@ -167,59 +167,59 @@ PyThread__init_thread(void)
long
PyThread_start_new_thread(void (*func)(void *), void *arg)
{
pthread_t th;
int status;
pthread_t th;
int status;
#if defined(THREAD_STACK_SIZE) || defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
pthread_attr_t attrs;
pthread_attr_t attrs;
#endif
#if defined(THREAD_STACK_SIZE)
size_t tss;
size_t tss;
#endif
dprintf(("PyThread_start_new_thread called\n"));
if (!initialized)
PyThread_init_thread();
dprintf(("PyThread_start_new_thread called\n"));
if (!initialized)
PyThread_init_thread();
#if defined(THREAD_STACK_SIZE) || defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
if (pthread_attr_init(&attrs) != 0)
return -1;
if (pthread_attr_init(&attrs) != 0)
return -1;
#endif
#if defined(THREAD_STACK_SIZE)
tss = (_pythread_stacksize != 0) ? _pythread_stacksize
: THREAD_STACK_SIZE;
if (tss != 0) {
if (pthread_attr_setstacksize(&attrs, tss) != 0) {
pthread_attr_destroy(&attrs);
return -1;
}
}
tss = (_pythread_stacksize != 0) ? _pythread_stacksize
: THREAD_STACK_SIZE;
if (tss != 0) {
if (pthread_attr_setstacksize(&attrs, tss) != 0) {
pthread_attr_destroy(&attrs);
return -1;
}
}
#endif
#if defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
pthread_attr_setscope(&attrs, PTHREAD_SCOPE_SYSTEM);
pthread_attr_setscope(&attrs, PTHREAD_SCOPE_SYSTEM);
#endif
status = pthread_create(&th,
status = pthread_create(&th,
#if defined(THREAD_STACK_SIZE) || defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
&attrs,
&attrs,
#else
(pthread_attr_t*)NULL,
(pthread_attr_t*)NULL,
#endif
(void* (*)(void *))func,
(void *)arg
);
(void* (*)(void *))func,
(void *)arg
);
#if defined(THREAD_STACK_SIZE) || defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
pthread_attr_destroy(&attrs);
pthread_attr_destroy(&attrs);
#endif
if (status != 0)
return -1;
if (status != 0)
return -1;
pthread_detach(th);
pthread_detach(th);
#if SIZEOF_PTHREAD_T <= SIZEOF_LONG
return (long) th;
return (long) th;
#else
return (long) *(long *) &th;
return (long) *(long *) &th;
#endif
}
@ -230,28 +230,28 @@ PyThread_start_new_thread(void (*func)(void *), void *arg)
- It is not clear that the 'volatile' (for AIX?) and ugly casting in the
latter return statement (for Alpha OSF/1) are any longer necessary.
*/
long
long
PyThread_get_thread_ident(void)
{
volatile pthread_t threadid;
if (!initialized)
PyThread_init_thread();
/* Jump through some hoops for Alpha OSF/1 */
threadid = pthread_self();
volatile pthread_t threadid;
if (!initialized)
PyThread_init_thread();
/* Jump through some hoops for Alpha OSF/1 */
threadid = pthread_self();
#if SIZEOF_PTHREAD_T <= SIZEOF_LONG
return (long) threadid;
return (long) threadid;
#else
return (long) *(long *) &threadid;
return (long) *(long *) &threadid;
#endif
}
void
void
PyThread_exit_thread(void)
{
dprintf(("PyThread_exit_thread called\n"));
if (!initialized) {
exit(0);
}
dprintf(("PyThread_exit_thread called\n"));
if (!initialized) {
exit(0);
}
}
#ifdef USE_SEMAPHORES
@ -260,47 +260,47 @@ PyThread_exit_thread(void)
* Lock support.
*/
PyThread_type_lock
PyThread_type_lock
PyThread_allocate_lock(void)
{
sem_t *lock;
int status, error = 0;
sem_t *lock;
int status, error = 0;
dprintf(("PyThread_allocate_lock called\n"));
if (!initialized)
PyThread_init_thread();
dprintf(("PyThread_allocate_lock called\n"));
if (!initialized)
PyThread_init_thread();
lock = (sem_t *)malloc(sizeof(sem_t));
lock = (sem_t *)malloc(sizeof(sem_t));
if (lock) {
status = sem_init(lock,0,1);
CHECK_STATUS("sem_init");
if (lock) {
status = sem_init(lock,0,1);
CHECK_STATUS("sem_init");
if (error) {
free((void *)lock);
lock = NULL;
}
}
if (error) {
free((void *)lock);
lock = NULL;
}
}
dprintf(("PyThread_allocate_lock() -> %p\n", lock));
return (PyThread_type_lock)lock;
dprintf(("PyThread_allocate_lock() -> %p\n", lock));
return (PyThread_type_lock)lock;
}
void
void
PyThread_free_lock(PyThread_type_lock lock)
{
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
dprintf(("PyThread_free_lock(%p) called\n", lock));
dprintf(("PyThread_free_lock(%p) called\n", lock));
if (!thelock)
return;
if (!thelock)
return;
status = sem_destroy(thelock);
CHECK_STATUS("sem_destroy");
status = sem_destroy(thelock);
CHECK_STATUS("sem_destroy");
free((void *)thelock);
free((void *)thelock);
}
/*
@ -312,66 +312,66 @@ PyThread_free_lock(PyThread_type_lock lock)
static int
fix_status(int status)
{
return (status == -1) ? errno : status;
return (status == -1) ? errno : status;
}
int
PyThread_acquire_lock_timed(PyThread_type_lock lock, PY_TIMEOUT_T microseconds)
{
int success;
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
struct timespec ts;
int success;
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
struct timespec ts;
dprintf(("PyThread_acquire_lock_timed(%p, %lld) called\n",
lock, microseconds));
dprintf(("PyThread_acquire_lock_timed(%p, %lld) called\n",
lock, microseconds));
if (microseconds > 0)
MICROSECONDS_TO_TIMESPEC(microseconds, ts);
do {
if (microseconds > 0)
status = fix_status(sem_timedwait(thelock, &ts));
else if (microseconds == 0)
status = fix_status(sem_trywait(thelock));
else
status = fix_status(sem_wait(thelock));
} while (status == EINTR); /* Retry if interrupted by a signal */
if (microseconds > 0)
MICROSECONDS_TO_TIMESPEC(microseconds, ts);
do {
if (microseconds > 0)
status = fix_status(sem_timedwait(thelock, &ts));
else if (microseconds == 0)
status = fix_status(sem_trywait(thelock));
else
status = fix_status(sem_wait(thelock));
} while (status == EINTR); /* Retry if interrupted by a signal */
if (microseconds > 0) {
if (status != ETIMEDOUT)
CHECK_STATUS("sem_timedwait");
}
else if (microseconds == 0) {
if (status != EAGAIN)
CHECK_STATUS("sem_trywait");
}
else {
CHECK_STATUS("sem_wait");
}
success = (status == 0) ? 1 : 0;
if (microseconds > 0) {
if (status != ETIMEDOUT)
CHECK_STATUS("sem_timedwait");
}
else if (microseconds == 0) {
if (status != EAGAIN)
CHECK_STATUS("sem_trywait");
}
else {
CHECK_STATUS("sem_wait");
}
dprintf(("PyThread_acquire_lock_timed(%p, %lld) -> %d\n",
lock, microseconds, success));
return success;
success = (status == 0) ? 1 : 0;
dprintf(("PyThread_acquire_lock_timed(%p, %lld) -> %d\n",
lock, microseconds, success));
return success;
}
int
int
PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
{
return PyThread_acquire_lock_timed(lock, waitflag ? -1 : 0);
return PyThread_acquire_lock_timed(lock, waitflag ? -1 : 0);
}
void
void
PyThread_release_lock(PyThread_type_lock lock)
{
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
sem_t *thelock = (sem_t *)lock;
int status, error = 0;
dprintf(("PyThread_release_lock(%p) called\n", lock));
dprintf(("PyThread_release_lock(%p) called\n", lock));
status = sem_post(thelock);
CHECK_STATUS("sem_post");
status = sem_post(thelock);
CHECK_STATUS("sem_post");
}
#else /* USE_SEMAPHORES */
@ -379,137 +379,137 @@ PyThread_release_lock(PyThread_type_lock lock)
/*
* Lock support.
*/
PyThread_type_lock
PyThread_type_lock
PyThread_allocate_lock(void)
{
pthread_lock *lock;
int status, error = 0;
pthread_lock *lock;
int status, error = 0;
dprintf(("PyThread_allocate_lock called\n"));
if (!initialized)
PyThread_init_thread();
dprintf(("PyThread_allocate_lock called\n"));
if (!initialized)
PyThread_init_thread();
lock = (pthread_lock *) malloc(sizeof(pthread_lock));
if (lock) {
memset((void *)lock, '\0', sizeof(pthread_lock));
lock->locked = 0;
lock = (pthread_lock *) malloc(sizeof(pthread_lock));
if (lock) {
memset((void *)lock, '\0', sizeof(pthread_lock));
lock->locked = 0;
status = pthread_mutex_init(&lock->mut,
pthread_mutexattr_default);
CHECK_STATUS("pthread_mutex_init");
/* Mark the pthread mutex underlying a Python mutex as
pure happens-before. We can't simply mark the
Python-level mutex as a mutex because it can be
acquired and released in different threads, which
will cause errors. */
_Py_ANNOTATE_PURE_HAPPENS_BEFORE_MUTEX(&lock->mut);
status = pthread_mutex_init(&lock->mut,
pthread_mutexattr_default);
CHECK_STATUS("pthread_mutex_init");
/* Mark the pthread mutex underlying a Python mutex as
pure happens-before. We can't simply mark the
Python-level mutex as a mutex because it can be
acquired and released in different threads, which
will cause errors. */
_Py_ANNOTATE_PURE_HAPPENS_BEFORE_MUTEX(&lock->mut);
status = pthread_cond_init(&lock->lock_released,
pthread_condattr_default);
CHECK_STATUS("pthread_cond_init");
status = pthread_cond_init(&lock->lock_released,
pthread_condattr_default);
CHECK_STATUS("pthread_cond_init");
if (error) {
free((void *)lock);
lock = 0;
}
}
if (error) {
free((void *)lock);
lock = 0;
}
}
dprintf(("PyThread_allocate_lock() -> %p\n", lock));
return (PyThread_type_lock) lock;
dprintf(("PyThread_allocate_lock() -> %p\n", lock));
return (PyThread_type_lock) lock;
}
void
void
PyThread_free_lock(PyThread_type_lock lock)
{
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
dprintf(("PyThread_free_lock(%p) called\n", lock));
dprintf(("PyThread_free_lock(%p) called\n", lock));
status = pthread_mutex_destroy( &thelock->mut );
CHECK_STATUS("pthread_mutex_destroy");
status = pthread_mutex_destroy( &thelock->mut );
CHECK_STATUS("pthread_mutex_destroy");
status = pthread_cond_destroy( &thelock->lock_released );
CHECK_STATUS("pthread_cond_destroy");
status = pthread_cond_destroy( &thelock->lock_released );
CHECK_STATUS("pthread_cond_destroy");
free((void *)thelock);
free((void *)thelock);
}
int
PyThread_acquire_lock_timed(PyThread_type_lock lock, PY_TIMEOUT_T microseconds)
{
int success;
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
int success;
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
dprintf(("PyThread_acquire_lock_timed(%p, %lld) called\n",
lock, microseconds));
dprintf(("PyThread_acquire_lock_timed(%p, %lld) called\n",
lock, microseconds));
status = pthread_mutex_lock( &thelock->mut );
CHECK_STATUS("pthread_mutex_lock[1]");
success = thelock->locked == 0;
status = pthread_mutex_lock( &thelock->mut );
CHECK_STATUS("pthread_mutex_lock[1]");
success = thelock->locked == 0;
if (!success && microseconds != 0) {
struct timespec ts;
if (microseconds > 0)
MICROSECONDS_TO_TIMESPEC(microseconds, ts);
/* continue trying until we get the lock */
if (!success && microseconds != 0) {
struct timespec ts;
if (microseconds > 0)
MICROSECONDS_TO_TIMESPEC(microseconds, ts);
/* continue trying until we get the lock */
/* mut must be locked by me -- part of the condition
* protocol */
while (thelock->locked) {
if (microseconds > 0) {
status = pthread_cond_timedwait(
&thelock->lock_released,
&thelock->mut, &ts);
if (status == ETIMEDOUT)
break;
CHECK_STATUS("pthread_cond_timed_wait");
}
else {
status = pthread_cond_wait(
&thelock->lock_released,
&thelock->mut);
CHECK_STATUS("pthread_cond_wait");
}
}
success = (status == 0);
}
if (success) thelock->locked = 1;
status = pthread_mutex_unlock( &thelock->mut );
CHECK_STATUS("pthread_mutex_unlock[1]");
/* mut must be locked by me -- part of the condition
* protocol */
while (thelock->locked) {
if (microseconds > 0) {
status = pthread_cond_timedwait(
&thelock->lock_released,
&thelock->mut, &ts);
if (status == ETIMEDOUT)
break;
CHECK_STATUS("pthread_cond_timed_wait");
}
else {
status = pthread_cond_wait(
&thelock->lock_released,
&thelock->mut);
CHECK_STATUS("pthread_cond_wait");
}
}
success = (status == 0);
}
if (success) thelock->locked = 1;
status = pthread_mutex_unlock( &thelock->mut );
CHECK_STATUS("pthread_mutex_unlock[1]");
if (error) success = 0;
dprintf(("PyThread_acquire_lock_timed(%p, %lld) -> %d\n",
lock, microseconds, success));
return success;
if (error) success = 0;
dprintf(("PyThread_acquire_lock_timed(%p, %lld) -> %d\n",
lock, microseconds, success));
return success;
}
int
int
PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
{
return PyThread_acquire_lock_timed(lock, waitflag ? -1 : 0);
return PyThread_acquire_lock_timed(lock, waitflag ? -1 : 0);
}
void
void
PyThread_release_lock(PyThread_type_lock lock)
{
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
pthread_lock *thelock = (pthread_lock *)lock;
int status, error = 0;
dprintf(("PyThread_release_lock(%p) called\n", lock));
dprintf(("PyThread_release_lock(%p) called\n", lock));
status = pthread_mutex_lock( &thelock->mut );
CHECK_STATUS("pthread_mutex_lock[3]");
status = pthread_mutex_lock( &thelock->mut );
CHECK_STATUS("pthread_mutex_lock[3]");
thelock->locked = 0;
thelock->locked = 0;
status = pthread_mutex_unlock( &thelock->mut );
CHECK_STATUS("pthread_mutex_unlock[3]");
status = pthread_mutex_unlock( &thelock->mut );
CHECK_STATUS("pthread_mutex_unlock[3]");
/* wake up someone (anyone, if any) waiting on the lock */
status = pthread_cond_signal( &thelock->lock_released );
CHECK_STATUS("pthread_cond_signal");
/* wake up someone (anyone, if any) waiting on the lock */
status = pthread_cond_signal( &thelock->lock_released );
CHECK_STATUS("pthread_cond_signal");
}
#endif /* USE_SEMAPHORES */
@ -522,39 +522,39 @@ static int
_pythread_pthread_set_stacksize(size_t size)
{
#if defined(THREAD_STACK_SIZE)
pthread_attr_t attrs;
size_t tss_min;
int rc = 0;
pthread_attr_t attrs;
size_t tss_min;
int rc = 0;
#endif
/* set to default */
if (size == 0) {
_pythread_stacksize = 0;
return 0;
}
/* set to default */
if (size == 0) {
_pythread_stacksize = 0;
return 0;
}
#if defined(THREAD_STACK_SIZE)
#if defined(PTHREAD_STACK_MIN)
tss_min = PTHREAD_STACK_MIN > THREAD_STACK_MIN ? PTHREAD_STACK_MIN
: THREAD_STACK_MIN;
tss_min = PTHREAD_STACK_MIN > THREAD_STACK_MIN ? PTHREAD_STACK_MIN
: THREAD_STACK_MIN;
#else
tss_min = THREAD_STACK_MIN;
tss_min = THREAD_STACK_MIN;
#endif
if (size >= tss_min) {
/* validate stack size by setting thread attribute */
if (pthread_attr_init(&attrs) == 0) {
rc = pthread_attr_setstacksize(&attrs, size);
pthread_attr_destroy(&attrs);
if (rc == 0) {
_pythread_stacksize = size;
return 0;
}
}
}
return -1;
if (size >= tss_min) {
/* validate stack size by setting thread attribute */
if (pthread_attr_init(&attrs) == 0) {
rc = pthread_attr_setstacksize(&attrs, size);
pthread_attr_destroy(&attrs);
if (rc == 0) {
_pythread_stacksize = size;
return 0;
}
}
}
return -1;
#else
return -2;
return -2;
#endif
}
#define THREAD_SET_STACKSIZE(x) _pythread_pthread_set_stacksize(x)
#define THREAD_SET_STACKSIZE(x) _pythread_pthread_set_stacksize(x)