* encoding.c (rb_enc_nth): moved to string.c.

* string.c (rb_enc_nth): moved from string.c.  use search_nonascii
  for ASCII compatible string.
  (str_nth): wrong optimization removed to fix
  "a".force_encoding("EUC-JP").slice!(0,10) returns
  "a\x00\x00\x00\x00\x00\x00\x00\x00\x00"


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15492 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 22 deletions

diff --git a/encoding.c b/encoding.c
index 77d3f996d7..5a8369b6f3 100644
--- a/encoding.c
+++ b/encoding.c
@@ -720,28 +720,6 @@ rb_obj_encoding(VALUE obj)
     return rb_enc_from_encoding(enc);
 }
 
-
-char*
-rb_enc_nth(const char *p, const char *e, int nth, rb_encoding *enc)
-{
-    int c;
-
-    if (rb_enc_mbmaxlen(enc) == 1) {
-	p += nth;
-    }
-    else if (rb_enc_mbmaxlen(enc) == rb_enc_mbminlen(enc)) {
-	p += nth * rb_enc_mbmaxlen(enc);
-    }
-    else {
-	for (c=0; p<e && nth--; c++) {
-	    int n = rb_enc_mbclen(p, e, enc);
-
-	    p += n;
-	}
-    }
-    return (char*)p;
-}
-
 long
 rb_enc_strlen(const char *p, const char *e, rb_encoding *enc)
 {