Back out fallback approximation changes, they are not so right to live

1 files changed, 5 insertions, 17 deletions

diff --git a/lib/libc/string/strxfrm.c b/lib/libc/string/strxfrm.c
index 236c3ac..6031674 100644
--- a/lib/libc/string/strxfrm.c
+++ b/lib/libc/string/strxfrm.c
@@ -29,7 +29,6 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <ctype.h>
 #include "collate.h"
 
 size_t
@@ -51,25 +50,14 @@ strxfrm(dest, src, len)
 
 	if (__collate_load_error) {
 		size_t slen = strlen(src);
-		u_char *us;
 
-		if (slen < len)
+		if (slen < len) {
 			strcpy(d, src);
-		else {
-			slen = len - 1;
-			strncpy(d, src, slen);
-			d[slen] = '\0';
+			return slen;
 		}
-		for (us = d; *us; us++) {
-			if (isupper(*us)) {
-				if (tolower(*us) < *us)
-					*us = tolower(*us) - 1;
-					/* assume it not started from 0 */
-				else
-					*us = tolower(*us);
-			}
-		}
-		return slen;
+		strncpy(d, src, len - 1);
+		d[len - 1] = '\0';
+		return len - 1;
 	}
 
 	ss = s = __collate_substitute(src);