view Python/pystrcmp.c @ 48888:27e142d99a71

#3668: When PyArg_ParseTuple correctly parses a s* format, but raises an exception afterwards (for a subsequent parameter), the user code will not call PyBuffer_Release() and memory will leak. Reviewed by Amaury Forgeot d'Arc.
author Antoine Pitrou <solipsis@pitrou.net>
date Fri, 29 Aug 2008 18:37:05 +0000
parents 0a485593ae1c
children fd25030223b0
line wrap: on
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/* Cross platform case insensitive string compare functions
 */

#include "Python.h"

int
PyOS_mystrnicmp(const char *s1, const char *s2, Py_ssize_t size)
{
	if (size == 0)
		return 0;
	while ((--size > 0) &&
	       (tolower((unsigned)*s1) == tolower((unsigned)*s2))) {
		if (!*s1++ || !*s2++)
			break;
	}
	return tolower((unsigned)*s1) - tolower((unsigned)*s2);
}

int
PyOS_mystricmp(const char *s1, const char *s2)
{
	while (*s1 && (tolower((unsigned)*s1++) == tolower((unsigned)*s2++))) {
		;
	}
	return (tolower((unsigned)*s1) - tolower((unsigned)*s2));
}