1#include <strings.h> 2#include <ctype.h> 3#include "libc.h" 4 5int strncasecmp(const char *_l, const char *_r, size_t n) 6{ 7 const unsigned char *l=(void *)_l, *r=(void *)_r; 8 if (!n--) return 0; 9 for (; *l && *r && n && (*l == *r || tolower(*l) == tolower(*r)); l++, r++, n--); 10 return tolower(*l) - tolower(*r); 11} 12 13int __strncasecmp_l(const char *l, const char *r, size_t n, locale_t loc) 14{ 15 return strncasecmp(l, r, n); 16} 17 18weak_alias(__strncasecmp_l, strncasecmp_l); 19