* libc/string/strncasecmp.c: Optimized rewrite.
+2009-04-06 Mike Burgess <wizardsguild@earthlink.net>
+
+ * libc/string/strncasecmp.c: Optimized rewrite.
+
2009-04-06 Ken Werner <ken.werner@de.ibm.com>
* libc/include/sys/features.h: Undefine _POSIX_TIMERS for spu.
_CONST char *s2 _AND
size_t n)
{
- if (n == 0)
- return 0;
-
- while (n-- != 0 && tolower(*s1) == tolower(*s2))
+ _CONST unsigned char *ucs1 = (_CONST unsigned char *) s1;
+ _CONST unsigned char *ucs2 = (_CONST unsigned char *) s2;
+ int d = 0;
+ for ( ; n != 0; n--)
{
- if (n == 0 || *s1 == '\0' || *s2 == '\0')
- break;
- s1++;
- s2++;
+ _CONST int c1 = tolower(*ucs1++);
+ _CONST int c2 = tolower(*ucs2++);
+ if (((d = c1 - c2) != 0) || (c2 == '\0'))
+ break;
}
-
- return tolower(*(unsigned char *) s1) - tolower(*(unsigned char *) s2);
+ return d;
}