github.com/afumu/libc@v0.0.6/musl/src/string/strcasecmp.c (about)

     1  #include <strings.h>
     2  #include <ctype.h>
     3  
     4  int strcasecmp(const char *_l, const char *_r)
     5  {
     6  	const unsigned char *l=(void *)_l, *r=(void *)_r;
     7  	for (; *l && *r && (*l == *r || tolower(*l) == tolower(*r)); l++, r++);
     8  	return tolower(*l) - tolower(*r);
     9  }
    10  
    11  int __strcasecmp_l(const char *l, const char *r, locale_t loc)
    12  {
    13  	return strcasecmp(l, r);
    14  }
    15  
    16  weak_alias(__strcasecmp_l, strcasecmp_l);