diff options
Diffstat (limited to 'Include/internal/pycore_pythread.h')
| -rw-r--r-- | Include/internal/pycore_pythread.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Include/internal/pycore_pythread.h b/Include/internal/pycore_pythread.h index 8ce5a79..ffd7398 100644 --- a/Include/internal/pycore_pythread.h +++ b/Include/internal/pycore_pythread.h @@ -86,6 +86,21 @@ extern int _PyThread_at_fork_reinit(PyThread_type_lock *lock); #endif /* HAVE_FORK */ +// unset: -1 seconds, in nanoseconds +#define PyThread_UNSET_TIMEOUT ((_PyTime_t)(-1 * 1000 * 1000 * 1000)) + +/* Helper to acquire an interruptible lock with a timeout. If the lock acquire + * is interrupted, signal handlers are run, and if they raise an exception, + * PY_LOCK_INTR is returned. Otherwise, PY_LOCK_ACQUIRED or PY_LOCK_FAILURE + * are returned, depending on whether the lock can be acquired within the + * timeout. + */ +// Exported for the _xxinterpchannels module. +PyAPI_FUNC(PyLockStatus) PyThread_acquire_lock_timed_with_retries( + PyThread_type_lock, + PY_TIMEOUT_T microseconds); + + #ifdef __cplusplus } #endif |