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5716cc3529
This combines and updates our freelist handling to use a consistent implementation. Objects in the freelist are linked together using the first word of memory block. If configured with freelists disabled, these operations are essentially no-ops.
60 lines
1.1 KiB
C
60 lines
1.1 KiB
C
#ifndef Py_INTERNAL_CONTEXT_H
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#define Py_INTERNAL_CONTEXT_H
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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#include "pycore_hamt.h" // PyHamtObject
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extern PyTypeObject _PyContextTokenMissing_Type;
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/* runtime lifecycle */
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PyStatus _PyContext_Init(PyInterpreterState *);
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/* other API */
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typedef struct {
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PyObject_HEAD
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} _PyContextTokenMissing;
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struct _pycontextobject {
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PyObject_HEAD
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PyContext *ctx_prev;
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PyHamtObject *ctx_vars;
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PyObject *ctx_weakreflist;
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int ctx_entered;
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};
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struct _pycontextvarobject {
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PyObject_HEAD
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PyObject *var_name;
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PyObject *var_default;
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#ifndef Py_GIL_DISABLED
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PyObject *var_cached;
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uint64_t var_cached_tsid;
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uint64_t var_cached_tsver;
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#endif
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Py_hash_t var_hash;
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};
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struct _pycontexttokenobject {
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PyObject_HEAD
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PyContext *tok_ctx;
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PyContextVar *tok_var;
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PyObject *tok_oldval;
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int tok_used;
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};
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// _testinternalcapi.hamt() used by tests.
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// Export for '_testcapi' shared extension
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PyAPI_FUNC(PyObject*) _PyContext_NewHamtForTests(void);
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#endif /* !Py_INTERNAL_CONTEXT_H */
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