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

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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
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444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
parents:
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1 /* Fast unicode equal function optimized for dictobject.c and setobject.c */
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
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2
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
parents:
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3 /* Return 1 if two unicode objects are equal, 0 if not.
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
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4 * unicode_eq() is called when the hash of two unicode objects is equal.
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
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5 */
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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6 Py_LOCAL_INLINE(int)
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
Christian Heimes <christian@cheimes.de>
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7 unicode_eq(PyObject *aa, PyObject *bb)
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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8 {
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9 register PyUnicodeObject *a = (PyUnicodeObject *)aa;
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10 register PyUnicodeObject *b = (PyUnicodeObject *)bb;
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parents:
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11
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12 if (a->length != b->length)
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13 return 0;
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14 if (a->length == 0)
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15 return 1;
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16 if (a->str[0] != b->str[0])
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17 return 0;
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18 if (a->length == 1)
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19 return 1;
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20 return memcmp(a->str, b->str, a->length * sizeof(Py_UNICODE)) == 0;
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21 }