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/proc/self/root/opt/alt/python37/include/python3.7m/internal/gil.h

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

#include "pyatomic.h"

#include "internal/condvar.h"
#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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Name	Size	Perms	Modified	Actions
ceval.h	1.40 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
condvar.h	2.66 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
context.h	701 B	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
gil.h	1.40 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
hamt.h	3.53 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
hash.h	123 B	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
import.h	114 B	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
mem.h	6.67 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
pycore_long.h	1.51 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
pygetopt.h	458 B	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
pystate.h	4.21 KB	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive
warnings.h	508 B	lrw-r--r--	2023-06-05 20:45:13	Edit Download recursive recursive

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