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#ifndef Py_INTERNAL_CEVAL_H
#define Py_INTERNAL_CEVAL_H
#ifdef __cplusplus
extern "C" {
#endif
#include "pyatomic.h"
#include "pythread.h"
struct _pending_calls {
unsigned long main_thread;
PyThread_type_lock lock;
/* Request for running pending calls. */
_Py_atomic_int calls_to_do;
/* Request for looking at the `async_exc` field of the current
thread state.
Guarded by the GIL. */
int async_exc;
#define NPENDINGCALLS 32
struct {
int (*func)(void *);
void *arg;
} calls[NPENDINGCALLS];
int first;
int last;
};
#include "internal/gil.h"
struct _ceval_runtime_state {
int recursion_limit;
/* Records whether tracing is on for any thread. Counts the number
of threads for which tstate->c_tracefunc is non-NULL, so if the
value is 0, we know we don't have to check this thread's
c_tracefunc. This speeds up the if statement in
PyEval_EvalFrameEx() after fast_next_opcode. */
int tracing_possible;
/* This single variable consolidates all requests to break out of
the fast path in the eval loop. */
_Py_atomic_int eval_breaker;
/* Request for dropping the GIL */
_Py_atomic_int gil_drop_request;
struct _pending_calls pending;
struct _gil_runtime_state gil;
};
PyAPI_FUNC(void) _PyEval_Initialize(struct _ceval_runtime_state *);
#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_CEVAL_H */