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Fix GIL handling in picosat memory allocators. #198

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Fix GIL handling in picosat memory allocators. #198

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17 changes: 15 additions & 2 deletions pyeda/boolalg/picosatmodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -36,19 +36,32 @@ static PyObject *Error;
inline static void *
_pymalloc(void *pmgr, size_t nbytes)
{
return PyMem_Malloc(nbytes);
void *ptr;
PyGILState_STATE gstate;
gstate = PyGILState_Ensure();
ptr = PyMem_Malloc(nbytes);
PyGILState_Release(gstate);
return ptr;
}

inline static void *
_pyrealloc(void *pmgr, void *p, size_t old, size_t new)
{
return PyMem_Realloc(p, new);
void *ptr;
PyGILState_STATE gstate;
gstate = PyGILState_Ensure();
ptr = PyMem_Realloc(p, new);
PyGILState_Release(gstate);
return ptr;
}

inline static void
_pyfree(void *pmgr, void *p, size_t nbytes)
{
PyGILState_STATE gstate;
gstate = PyGILState_Ensure();
PyMem_Free(p);
PyGILState_Release(gstate);
}


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