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fix Expr_call

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krangelov
2021-09-27 05:30:00 +02:00
parent 809a02f3bc
commit b12e8a6969
1 changed files with 10 additions and 1 deletions
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11
src/runtime/python/expr.c
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@@ -216,12 +216,21 @@ Expr_call(ExprObject* self, PyObject* args, PyObject* kw)
size_t n_args = PyTuple_Size(args);
for (size_t i = 0; i < n_args; i++) {
PyObject* arg = PyTuple_GetItem(args, i);
if (arg->ob_type != &pgf_ExprType) {
if (arg == NULL) {
Py_DECREF(res);
return NULL;
}
if (!PyObject_TypeCheck(arg, &pgf_ExprType)) {
Py_DECREF(res);
PyErr_SetString(PyExc_TypeError, "the arguments must be expressions");
return NULL;
}
ExprAppObject *pyexpr = (ExprAppObject *)pgf_ExprAppType.tp_alloc(&pgf_ExprAppType, 0);
if (pyexpr == NULL) {
Py_DECREF(res);
return NULL;
}
pyexpr->fun = res;
pyexpr->arg = (ExprObject *)arg; Py_INCREF(arg);
res = (ExprObject *) pyexpr;