annotate Objects/stringlib/eq.h @ 51749:1408feec0084 3.0

Merged revisions 69798 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r69798 | benjamin.peterson | 2009-02-19 22:02:38 -0600 (Thu, 19 Feb 2009) | 13 lines Merged revisions 69769,69776 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r69769 | georg.brandl | 2009-02-19 02:30:06 -0600 (Thu, 19 Feb 2009) | 1 line #5310, #3558: fix operator precedence table. ........ r69776 | georg.brandl | 2009-02-19 10:34:51 -0600 (Thu, 19 Feb 2009) | 2 lines #5317: update IronPython URL. ........ ................
author Benjamin Peterson <benjamin@python.org>
date Fri, 20 Feb 2009 04:05:32 +0000
parents 444da08f78a4
children cab14be0ada1
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444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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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
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2
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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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
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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
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5 */
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6 Py_LOCAL_INLINE(int)
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7 unicode_eq(PyObject *aa, PyObject *bb)
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8 {
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9 register PyUnicodeObject *a = (PyUnicodeObject *)aa;
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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10 register PyUnicodeObject *b = (PyUnicodeObject *)bb;
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11
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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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;
444da08f78a4 Fixed issue #1564: The set implementation should special-case PyUnicode instead of PyString
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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 }