contrib/tools/python3/src/Python/pystrcmp.c


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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) 
{ 
    const unsigned char *p1, *p2;
    if (size == 0) 
        return 0; 
    p1 = (const unsigned char *)s1;
    p2 = (const unsigned char *)s2;
    for (; (--size > 0) && *p1 && *p2 && (tolower(*p1) == tolower(*p2));
         p1++, p2++) {
        ;
    } 
    return tolower(*p1) - tolower(*p2);
} 
 
int 
PyOS_mystricmp(const char *s1, const char *s2) 
{ 
    const unsigned char *p1 = (const unsigned char *)s1;
    const unsigned char *p2 = (const unsigned char *)s2;
    for (; *p1 && *p2 && (tolower(*p1) == tolower(*p2)); p1++, p2++) {
        ; 
    } 
    return (tolower(*p1) - tolower(*p2));
}