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annotate Objects/stringlib/count.h @ 79063:2bdc8c8ea42e

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Issue #15977: Fix memory leak in Modules/_ssl.c when the function _set_npn_protocols() is called multiple times
author Christian Heimes <christian@cheimes.de>
date Thu, 20 Sep 2012 12:42:54 +0200
parents 8beaa9a37387
children
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1 /* stringlib: count implementation */
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3 #ifndef STRINGLIB_FASTSEARCH_H
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4 #error must include "stringlib/fastsearch.h" before including this module
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5 #endif
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7 Py_LOCAL_INLINE(Py_ssize_t)
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8 STRINGLIB(count)(const STRINGLIB_CHAR* str, Py_ssize_t str_len,
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9 const STRINGLIB_CHAR* sub, Py_ssize_t sub_len,
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10 Py_ssize_t maxcount)
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11 {
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12 Py_ssize_t count;
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14 if (str_len < 0)
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15 return 0; /* start > len(str) */
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16 if (sub_len == 0)
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17 return (str_len < maxcount) ? str_len + 1 : maxcount;
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Martin v. Löwis <martin@v.loewis.de>
parents: 58289
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19 count = FASTSEARCH(str, str_len, sub, sub_len, maxcount, FAST_COUNT);
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21 if (count < 0)
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22 return 0; /* no match */
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24 return count;
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25 }
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