libc.obj:

- Formatted by clang-format (WebKit-style).
- Removed unnecessary errno linux. 
- Added KOS error codes. 
- String functions have been replaced with more optimal ones for x86. 
- Changed wrappers for 70 sysfunction.

git-svn-id: svn://kolibrios.org@9765 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/ktcc/trunk/libc.obj/source/string/strxfrm.c

@@ -1,26 +1,22 @@
-/* strxfrm( char *, const char *, size_t )
-
-   This file is part of the Public Domain C Library (PDCLib).
-   Permission is granted to use, modify, and / or redistribute at will.
-*/
-
-#include <string.h>
-
-size_t strxfrm( char * s1, const char * s2, size_t n )
-{
-    size_t len = strlen( s2 );
-
-    if ( len < n )
-    {
-        /* Cannot use strncpy() here as the filling of s1 with '\0' is not part
-           of the spec.
-        */
-        /* FIXME: This should access _PDCLIB_lc_collate. */
-        while ( n-- && ( *s1++ = ( unsigned char )*s2++ ) )
-        {
-            /* EMPTY */
-        }
-    }
-
-    return len;
+/* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
+#include <string.h>
+
+size_t strxfrm(char* dst, const char* src, size_t n)
+{
+    size_t r = 0;
+    int c;
+
+    if (n != 0) {
+        while ((c = *src++) != 0) {
+            r++;
+            if (--n == 0) {
+                while (*src++ != 0)
+                    r++;
+                break;
+            }
+            *dst++ = c;
+        }
+        *dst = 0;
+    }
+    return r;
 }