annotate Python/pystrcmp.c @ 48848:5c75a33ef5b2

Merged revisions 66006 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk TESTED=./python -E -tt ./Lib/test/regrtest.py -uall (both debug and opt modes) ........ r66006 | neal.norwitz | 2008-08-23 22:04:52 -0700 (Sat, 23 Aug 2008) | 25 lines Fix: * crashes on memory allocation failure found with failmalloc * memory leaks found with valgrind * compiler warnings in opt mode which would lead to invalid memory reads * problem using wrong name in decimal module reported by pychecker Update the valgrind suppressions file with new leaks that are small/one-time leaks we don't care about (ie, they are too hard to fix). TBR=barry TESTED=./python -E -tt ./Lib/test/regrtest.py -uall (both debug and opt modes) in opt mode: valgrind -q --leak-check=yes --suppressions=Misc/valgrind-python.supp \ ./python -E -tt ./Lib/test/regrtest.py -uall,-bsddb,-compiler \ -x test_logging test_ssl test_multiprocessing valgrind -q --leak-check=yes --suppressions=Misc/valgrind-python.supp \ ./python -E -tt ./Lib/test/regrtest.py test_multiprocessing for i in `seq 1 4000` ; do LD_PRELOAD=~/local/lib/libfailmalloc.so FAILMALLOC_INTERVAL=$i \ ./python -c pass done At least some of these fixes should probably be backported to 2.5. ........
author Neal Norwitz <nnorwitz@gmail.com>
date Sun, 24 Aug 2008 05:48:10 +0000
parents 0a485593ae1c
children fd25030223b0
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1 /* Cross platform case insensitive string compare functions
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2 */
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3
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4 #include "Python.h"
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6 int
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7 PyOS_mystrnicmp(const char *s1, const char *s2, Py_ssize_t size)
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8 {
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9 if (size == 0)
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10 return 0;
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11 while ((--size > 0) &&
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12 (tolower((unsigned)*s1) == tolower((unsigned)*s2))) {
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13 if (!*s1++ || !*s2++)
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14 break;
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15 }
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16 return tolower((unsigned)*s1) - tolower((unsigned)*s2);
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17 }
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19 int
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20 PyOS_mystricmp(const char *s1, const char *s2)
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21 {
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22 while (*s1 && (tolower((unsigned)*s1++) == tolower((unsigned)*s2++))) {
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23 ;
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24 }
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25 return (tolower((unsigned)*s1) - tolower((unsigned)*s2));
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26 }