Minimized include scope.

[pdclib] / functions / string / strxfrm.c

diff --git a/functions/string/strxfrm.c b/functions/string/strxfrm.c
index 96c29e1c3b876c928ef1aba6b7824b77a6761ae7..5b0fabb3fa75ffe354a3cb516d8c7e936cdfc50d 100644 (file)
--- a/functions/string/strxfrm.c
+++ b/functions/string/strxfrm.c
@@ -5,18 +5,19 @@
 // This code is Public Domain. Use, modify, and redistribute at will.
 // ----------------------------------------------------------------------------
 
-size_t strxfrm( char * restrict s1, const char * restrict s2, size_t n ) { /* TODO */ };
+#include <__size_t.h>
 
-/* PDPC code - unreviewed
+// TODO: Dummy function, no locale support yet.
+
+size_t strlen( const char * src );
+char * strncpy( char * restrict dest, const char * restrict src, size_t n );
+
+size_t strxfrm( char * restrict dest, const char * restrict src, size_t n )
 {
-    size_t oldlen;
-    
-    oldlen = strlen(s2);
-    if (oldlen < n)
+    size_t len = strlen( src );
+    if ( len < n )
     {
-        memcpy(s1, s2, oldlen);
-        s1[oldlen] = '\0';
+        strncpy( dest, src, len );
     }
-    return (oldlen);
+    return len;
 }
-*/