view Python/pystrcmp.c @ 62374:2cc09f06950b 3.1

Merged revisions 82043 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r82043 | mark.dickinson | 2010-06-17 13:33:22 +0100 (Thu, 17 Jun 2010) | 6 lines Issue #9011: Remove buggy and unnecessary ST->AST compilation code dealing with unary minus applied to a constant. The removed code was mutating the ST, causing a second compilation to fail. (The peephole optimizer already takes care of optimizing this case, so there's no lost optimization opportunity here.) ........
author Mark Dickinson <dickinsm@gmail.com>
date Thu, 17 Jun 2010 12:37:17 +0000
parents f197407bdba2
children
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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));
}