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#include <Python.h>
#include <fribidi/fribidi.h>
#include <stdlib.h>
#ifndef alloca
#include <alloca.h>
#endif
#if PY_VERSION_HEX > 0x030300f0
PyObject *renpybidi_log2vis(PyObject *s, int *direction) {
Py_ssize_t size;
FriBidiChar *srcuni;
FriBidiChar *dstuni;
PyUnicode_READY(s);
size = PyUnicode_GET_LENGTH(s);
srcuni = (FriBidiChar *) alloca(size * 4);
dstuni = (FriBidiChar *) alloca(size * 4);
PyUnicode_AsUCS4(s, (Py_UCS4 *) srcuni, size, 0);
fribidi_log2vis(
srcuni,
size,
(FriBidiParType *) direction,
dstuni,
NULL,
NULL,
NULL);
return PyUnicode_FromKindAndData(PyUnicode_4BYTE_KIND, dstuni, size);
}
#else
PyObject *renpybidi_log2vis(PyObject *s, int *direction) {
Py_ssize_t size;
FriBidiChar *srcuni;
FriBidiChar *dstuni;
PyObject *rv;
Py_UNICODE *p = PyUnicode_AS_UNICODE((PyUnicodeObject *) s);
size = PyUnicode_GET_SIZE((PyUnicodeObject *) s);
srcuni = (FriBidiChar *) alloca(size * 4);
dstuni = (FriBidiChar *) alloca(size * 4);
for (Py_ssize_t i = 0; i < size; i++) {
srcuni[i] = p[i];
}
fribidi_log2vis(
srcuni,
size,
(FriBidiParType *) direction,
dstuni,
NULL,
NULL,
NULL);
p = (Py_UNICODE *) alloca(size * sizeof(Py_UNICODE));
for (Py_ssize_t i = 0; i < size; i++) {
p[i] = (Py_UNICODE) dstuni[i];
}
rv = PyUnicode_FromUnicode(p, size);
return rv;
}
#endif
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