FM / internal

/usr/include/python3.9/internal

Name	Size	Mode	Actions
pegen_interface.h	953	0644	edit dl rm
pycore_abstract.h	479	0644	edit dl rm
pycore_accu.h	1126	0644	edit dl rm
pycore_atomic.h	16977	0644	edit dl rm
pycore_byteswap.h	2620	0644	edit dl rm
pycore_bytes_methods.h	3384	0644	edit dl rm
pycore_call.h	870	0644	edit dl rm
pycore_ceval.h	3403	0644	edit dl rm
pycore_code.h	541	0644	edit dl rm
pycore_condvar.h	2809	0644	edit dl rm
pycore_context.h	800	0644	edit dl rm
pycore_dtoa.h	646	0644	edit dl rm
pycore_fileutils.h	1541	0644	edit dl rm
pycore_gc.h	6647	0644	edit dl rm
pycore_getopt.h	490	0644	edit dl rm
pycore_gil.h	1565	0644	edit dl rm
pycore_hamt.h	3697	0644	edit dl rm
pycore_hashtable.h	4197	0644	edit dl rm
pycore_import.h	473	0644	edit dl rm
pycore_initconfig.h	5233	0644	edit dl rm
pycore_interp.h	5299	0644	edit dl rm
pycore_long.h	1548	0644	edit dl rm
pycore_object.h	4157	0644	edit dl rm
pycore_pathconfig.h	1936	0644	edit dl rm
pycore_pyerrors.h	2032	0644	edit dl rm
pycore_pyhash.h	206	0644	edit dl rm
pycore_pylifecycle.h	3741	0644	edit dl rm
pycore_pymem.h	3363	0644	edit dl rm
pycore_pystate.h	3583	0644	edit dl rm
pycore_runtime.h	4452	0644	edit dl rm
pycore_sysmodule.h	548	0644	edit dl rm
pycore_traceback.h	3056	0644	edit dl rm
pycore_tupleobject.h	442	0644	edit dl rm
pycore_warnings.h	633	0644	edit dl rm

Edit: /usr/include/python3.9/internal/pycore_gil.h (1565B)

#ifndef Py_INTERNAL_GIL_H
#define Py_INTERNAL_GIL_H
#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
#  error "this header requires Py_BUILD_CORE define"
#endif

#include "pycore_atomic.h"    /* _Py_atomic_address */
#include "pycore_condvar.h"   /* PyCOND_T */

#ifndef Py_HAVE_CONDVAR
#  error You need either a POSIX-compatible or a Windows system!
#endif

/* Enable if you want to force the switching of threads at least
   every `interval`. */
#undef FORCE_SWITCHING
#define FORCE_SWITCHING

struct _gil_runtime_state {
    /* microseconds (the Python API uses seconds, though) */
    unsigned long interval;
    /* Last PyThreadState holding / having held the GIL. This helps us
       know whether anyone else was scheduled after we dropped the GIL. */
    _Py_atomic_address last_holder;
    /* Whether the GIL is already taken (-1 if uninitialized). This is
       atomic because it can be read without any lock taken in ceval.c. */
    _Py_atomic_int locked;
    /* Number of GIL switches since the beginning. */
    unsigned long switch_number;
    /* This condition variable allows one or several threads to wait
       until the GIL is released. In addition, the mutex also protects
       the above variables. */
    PyCOND_T cond;
    PyMUTEX_T mutex;
#ifdef FORCE_SWITCHING
    /* This condition variable helps the GIL-releasing thread wait for
       a GIL-awaiting thread to be scheduled and take the GIL. */
    PyCOND_T switch_cond;
    PyMUTEX_T switch_mutex;
#endif
};

#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_GIL_H */

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