libgcc/memcmp.c

   1 /* Public domain.  */
   2 #include <stddef.h>
   3
   4 int
   5 memcmp (const void *str1, const void *str2, size_t count)
   6 {
   7   const unsigned char *s1 = str1;
   8   const unsigned char *s2 = str2;
   9
  10   while (count-- > 0)
  11     {
  12       if (*s1++ != *s2++)
  13           return s1[-1] < s2[-1] ? -1 : 1;
  14     }
  15   return 0;
  16 }