Implement C API function PyErr_SetFromErrnoWithFilename

Author: fangerer

graalpython/com.oracle.graal.python.cext/src/errors.c

@@ -212,6 +212,16 @@ PyObject* PyErr_SetFromErrno(PyObject* exc) {
     return PyErr_SetFromErrnoWithFilenameObjects(exc, NULL, NULL);
 }
 
+// taken from CPython "Python/errors.c"
+PyObject *
+PyErr_SetFromErrnoWithFilename(PyObject *exc, const char *filename)
+{
+    PyObject *name = filename ? PyUnicode_DecodeFSDefault(filename) : NULL;
+    PyObject *result = PyErr_SetFromErrnoWithFilenameObjects(exc, name, NULL);
+    Py_XDECREF(name);
+    return result;
+}
+
 // taken from CPython "Python/errors.c"
 PyObject* PyErr_SetFromErrnoWithFilenameObject(PyObject* exc, PyObject* filenameObject) {
     return PyErr_SetFromErrnoWithFilenameObjects(exc, filenameObject, NULL);

graalpython/lib-graalpython/modules/hpy/test/test_hpyerr.py

@@ -170,7 +170,6 @@ def test_HPyErr_SetFromErrno(self):
 
             assert err.value.errno == errno.EINVAL
 
-    @pytest.mark.skip(reason="GR-40178")
     def test_HPyErr_SetFromErrnoWithFilenameObjects(self):
         import pytest
         import errno
@@ -208,7 +207,6 @@ def test_HPyErr_SetFromErrnoWithFilenameObjects(self):
         assert err.value.filename == file1
         assert err.value.filename2 == file2
 
-    @pytest.mark.skip(reason="GR-40178")
     def test_HPyErr_SetFromErrnoWithFilename(self):
         import pytest
         import errno