FM / cpython

/opt/imh/python3.13/include/python3.13/cpython/

/opt/imh/python3.13/include/python3.13/cpython

Name	Size	Mode	Actions
abstract.h	3399	0644	edit dl rm
bytearrayobject.h	1163	0644	edit dl rm
bytesobject.h	1180	0644	edit dl rm
cellobject.h	1076	0644	edit dl rm
ceval.h	1115	0644	edit dl rm
classobject.h	2245	0644	edit dl rm
code.h	15207	0644	edit dl rm
compile.h	2121	0644	edit dl rm
complexobject.h	909	0644	edit dl rm
context.h	1837	0644	edit dl rm
critical_section.h	5588	0644	edit dl rm
descrobject.h	1593	0644	edit dl rm
dictobject.h	3870	0644	edit dl rm
fileobject.h	652	0644	edit dl rm
fileutils.h	232	0644	edit dl rm
floatobject.h	900	0644	edit dl rm
frameobject.h	1199	0644	edit dl rm
funcobject.h	7049	0644	edit dl rm
genobject.h	2997	0644	edit dl rm
import.h	725	0644	edit dl rm
initconfig.h	8197	0644	edit dl rm
listobject.h	1801	0644	edit dl rm
lock.h	1763	0644	edit dl rm
longintrepr.h	5119	0644	edit dl rm
longobject.h	5583	0644	edit dl rm
memoryobject.h	2223	0644	edit dl rm
methodobject.h	2276	0644	edit dl rm
modsupport.h	1042	0644	edit dl rm
monitoring.h	7704	0644	edit dl rm
object.h	19074	0644	edit dl rm
objimpl.h	3820	0644	edit dl rm
odictobject.h	1311	0644	edit dl rm
picklebufobject.h	848	0644	edit dl rm
pthread_stubs.h	3926	0644	edit dl rm
pyatomic.h	16506	0644	edit dl rm
pyatomic_gcc.h	19131	0644	edit dl rm
pyatomic_msc.h	29241	0644	edit dl rm
pyatomic_std.h	24336	0644	edit dl rm
pyctype.h	1387	0644	edit dl rm
pydebug.h	1413	0644	edit dl rm
pyerrors.h	2908	0644	edit dl rm
pyfpe.h	444	0644	edit dl rm
pyframe.h	1947	0644	edit dl rm
pyhash.h	1382	0644	edit dl rm
pylifecycle.h	2817	0644	edit dl rm
pymem.h	2843	0644	edit dl rm
pystate.h	9465	0644	edit dl rm
pystats.h	5434	0644	edit dl rm
pythonrun.h	4327	0644	edit dl rm
pythread.h	1510	0644	edit dl rm
pytime.h	707	0644	edit dl rm
setobject.h	2046	0644	edit dl rm
sysmodule.h	775	0644	edit dl rm
traceback.h	282	0644	edit dl rm
tracemalloc.h	823	0644	edit dl rm
tupleobject.h	1329	0644	edit dl rm
unicodeobject.h	25074	0644	edit dl rm
warnings.h	695	0644	edit dl rm
weakrefobject.h	2249	0644	edit dl rm

Edit: /opt/imh/python3.13/include/python3.13/cpython/lock.h (1763B)

#ifndef Py_CPYTHON_LOCK_H
#  error "this header file must not be included directly"
#endif

#define _Py_UNLOCKED    0
#define _Py_LOCKED      1

// A mutex that occupies one byte. The lock can be zero initialized to
// represent the unlocked state.
//
// Typical initialization:
//   PyMutex m = (PyMutex){0};
//
// Or initialize as global variables:
//   static PyMutex m;
//
// Typical usage:
//   PyMutex_Lock(&m);
//   ...
//   PyMutex_Unlock(&m);
//
// The contents of the PyMutex are not part of the public API, but are
// described to aid in understanding the implementation and debugging. Only
// the two least significant bits are used. The remaining bits are always zero:
// 0b00: unlocked
// 0b01: locked
// 0b10: unlocked and has parked threads
// 0b11: locked and has parked threads
typedef struct PyMutex {
    uint8_t _bits;  // (private)
} PyMutex;

// exported function for locking the mutex
PyAPI_FUNC(void) PyMutex_Lock(PyMutex *m);

// exported function for unlocking the mutex
PyAPI_FUNC(void) PyMutex_Unlock(PyMutex *m);

// Locks the mutex.
//
// If the mutex is currently locked, the calling thread will be parked until
// the mutex is unlocked. If the current thread holds the GIL, then the GIL
// will be released while the thread is parked.
static inline void
_PyMutex_Lock(PyMutex *m)
{
    uint8_t expected = _Py_UNLOCKED;
    if (!_Py_atomic_compare_exchange_uint8(&m->_bits, &expected, _Py_LOCKED)) {
        PyMutex_Lock(m);
    }
}
#define PyMutex_Lock _PyMutex_Lock

// Unlocks the mutex.
static inline void
_PyMutex_Unlock(PyMutex *m)
{
    uint8_t expected = _Py_LOCKED;
    if (!_Py_atomic_compare_exchange_uint8(&m->_bits, &expected, _Py_UNLOCKED)) {
        PyMutex_Unlock(m);
    }
}
#define PyMutex_Unlock _PyMutex_Unlock

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