view Objects/stringlib/eq.h @ 64166:d0e9febfa00a 3.1

Merged revisions 84172 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r84172 | martin.v.loewis | 2010-08-18 18:12:23 +0200 (Mi, 18 Aug 2010) | 2 lines Restore GIL in nis_cat in case of error. ........
author Martin v. Löwis <martin@v.loewis.de>
date Thu, 19 Aug 2010 09:03:03 +0000
parents f197407bdba2
children 8beaa9a37387
line wrap: on
line source

/* Fast unicode equal function optimized for dictobject.c and setobject.c */

/* Return 1 if two unicode objects are equal, 0 if not.
 * unicode_eq() is called when the hash of two unicode objects is equal.
 */
Py_LOCAL_INLINE(int)
unicode_eq(PyObject *aa, PyObject *bb)
{
    register PyUnicodeObject *a = (PyUnicodeObject *)aa;
    register PyUnicodeObject *b = (PyUnicodeObject *)bb;

    if (a->length != b->length)
        return 0;
    if (a->length == 0)
        return 1;
    if (a->str[0] != b->str[0])
        return 0;
    if (a->length == 1)
        return 1;
    return memcmp(a->str, b->str, a->length * sizeof(Py_UNICODE)) == 0;
}