* encoding.c (rb_ascii8bit_encoding): use ENCINDEX_ASCII.

* encoding.c, include/ruby/encoding.h (rb_ascii8bit_encindex):
  added.

* encoding.c (rb_locale_encoding): use rb_usascii_encoding().

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@16498 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 18 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index abaafbb31..6f2e814e0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+Wed May 21 04:20:20 2008  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* encoding.c (rb_ascii8bit_encoding): use ENCINDEX_ASCII.
+
+	* encoding.c, include/ruby/encoding.h (rb_ascii8bit_encindex):
+	  added.
+
+	* encoding.c (rb_locale_encoding): use rb_usascii_encoding().
+
 Wed May 21 01:45:58 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* test/ruby/test_file_exhaustive.rb (setup): workaround for Windows
diff --git a/encoding.c b/encoding.c
index bb400e1ef..e1824f557 100644
--- a/encoding.c
+++ b/encoding.c
@@ -912,7 +912,13 @@ rb_ascii8bit_encoding(void)
     if (!enc_table.list) {
 	rb_enc_init();
     }
-    return enc_table.list[0].enc;
+    return enc_table.list[ENCINDEX_ASCII].enc;
+}
+
+int
+rb_ascii8bit_encindex(void)
+{
+    return ENCINDEX_ASCII;
 }
 
 rb_encoding *
@@ -946,7 +952,7 @@ rb_locale_encoding(void)
     int idx;
 
     if (NIL_P(charmap))
-        idx = rb_enc_find_index("US-ASCII");
+        return rb_usascii_encoding();
     else
         idx = rb_enc_find_index(StringValueCStr(charmap));
     if (idx < 0)
diff --git a/include/ruby/encoding.h b/include/ruby/encoding.h
index e5820beb7..ade293ec6 100644
--- a/include/ruby/encoding.h
+++ b/include/ruby/encoding.h
@@ -171,6 +171,7 @@ rb_encoding *rb_usascii_encoding(void);
 rb_encoding *rb_locale_encoding(void);
 rb_encoding *rb_default_external_encoding(void);
 int rb_usascii_encindex(void);
+int rb_ascii8bit_encindex(void);
 VALUE rb_enc_default_external(void);
 void rb_enc_set_default_external(VALUE encoding);
 VALUE rb_locale_charmap(VALUE klass);