From bcb064eb0f639493f42284570377c521c371c6c2 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 22 Dec 2007 05:38:33 +0000
Subject: [PATCH] * regenc.c (onigenc_ascii_is_code_ctype): moved from
 enc/ascii.c.

* regenc.h (onigenc_ascii_is_code_ctype): declared.

* enc/ascii.c: use onigenc_ascii_is_code_ctype.

* enc/us_ascii.c: new file for US-ASCII.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14463 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog      | 10 ++++++++++
 enc/ascii.c    | 11 +----------
 enc/us_ascii.c | 28 ++++++++++++++++++++++++++++
 encoding.c     |  1 -
 regenc.c       | 10 ++++++++++
 regenc.h       |  1 +
 6 files changed, 50 insertions(+), 11 deletions(-)
 create mode 100644 enc/us_ascii.c

diff --git a/ChangeLog b/ChangeLog
index 0e4522b331..2ab9a1e98d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Sat Dec 22 14:27:27 2007  Tanaka Akira  <akr@fsij.org>
+
+	* regenc.c (onigenc_ascii_is_code_ctype): moved from enc/ascii.c.
+
+	* regenc.h (onigenc_ascii_is_code_ctype): declared.
+
+	* enc/ascii.c: use onigenc_ascii_is_code_ctype.
+
+	* enc/us_ascii.c: new file for US-ASCII.
+
 Sat Dec 22 14:30:34 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* parse.y (reg_named_capture_assign_iter): allows non-ascii names and
diff --git a/enc/ascii.c b/enc/ascii.c
index 3a40ad68be..f9a619d700 100644
--- a/enc/ascii.c
+++ b/enc/ascii.c
@@ -29,15 +29,6 @@
 
 #include "regenc.h"
 
-static int
-ascii_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc)
-{
-  if (code < 128)
-    return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
-  else
-    return FALSE;
-}
-
 OnigEncodingDefine(ascii, ASCII) = {
   onigenc_single_byte_mbc_enc_len,
   "ASCII-8BIT",/* name */
@@ -51,7 +42,7 @@ OnigEncodingDefine(ascii, ASCII) = {
   onigenc_ascii_apply_all_case_fold,
   onigenc_ascii_get_case_fold_codes_by_str,
   onigenc_minimum_property_name_to_ctype,
-  ascii_is_code_ctype,
+  onigenc_ascii_is_code_ctype,
   onigenc_not_support_get_ctype_code_range,
   onigenc_single_byte_left_adjust_char_head,
   onigenc_always_true_is_allowed_reverse_match
diff --git a/enc/us_ascii.c b/enc/us_ascii.c
new file mode 100644
index 0000000000..9201679871
--- /dev/null
+++ b/enc/us_ascii.c
@@ -0,0 +1,28 @@
+#include "regenc.h"
+
+extern int
+mbc_enc_len(const UChar* p, const UChar* e, OnigEncoding enc)
+{
+    if (*p & 0x80)
+        return ONIGENC_CONSTRUCT_MBCLEN_INVALID();
+    return ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(1);
+}
+
+OnigEncodingDefine(us_ascii, US_ASCII) = {
+  mbc_enc_len,
+  "US-ASCII",/* name */
+  1,           /* max byte length */
+  1,           /* min byte length */
+  onigenc_is_mbc_newline_0x0a,
+  onigenc_single_byte_mbc_to_code,
+  onigenc_single_byte_code_to_mbclen,
+  onigenc_single_byte_code_to_mbc,
+  onigenc_ascii_mbc_case_fold,
+  onigenc_ascii_apply_all_case_fold,
+  onigenc_ascii_get_case_fold_codes_by_str,
+  onigenc_minimum_property_name_to_ctype,
+  onigenc_ascii_is_code_ctype,
+  onigenc_not_support_get_ctype_code_range,
+  onigenc_single_byte_left_adjust_char_head,
+  onigenc_always_true_is_allowed_reverse_match
+};
diff --git a/encoding.c b/encoding.c
index 457d940dd7..5372076a16 100644
--- a/encoding.c
+++ b/encoding.c
@@ -301,7 +301,6 @@ rb_enc_init(void)
 #undef ENC_REGISTER
     enc_alias("ASCII", rb_enc_name(ONIG_ENCODING_ASCII));
     enc_alias("BINARY", rb_enc_name(ONIG_ENCODING_ASCII));
-    enc_alias("US-ASCII", rb_enc_name(ONIG_ENCODING_ASCII)); /* will be defined separately in future. */
     enc_alias("SJIS", rb_enc_name(ONIG_ENCODING_SJIS));
 }
 
diff --git a/regenc.c b/regenc.c
index e7234921db..ebeb086810 100644
--- a/regenc.c
+++ b/regenc.c
@@ -640,6 +640,16 @@ onigenc_always_false_is_allowed_reverse_match(const UChar* s, const UChar* end,
   return FALSE;
 }
 
+extern int
+onigenc_ascii_is_code_ctype(OnigCodePoint code, unsigned int ctype,
+                            OnigEncoding enc)
+{
+  if (code < 128)
+    return ONIGENC_IS_ASCII_CODE_CTYPE(code, ctype);
+  else
+    return FALSE;
+}
+
 extern OnigCodePoint
 onigenc_mbn_mbc_to_code(OnigEncoding enc, const UChar* p, const UChar* end)
 {
diff --git a/regenc.h b/regenc.h
index d23a60acdf..0bd0abeeb2 100644
--- a/regenc.h
+++ b/regenc.h
@@ -124,6 +124,7 @@ ONIG_EXTERN int onigenc_single_byte_code_to_mbc P_((OnigCodePoint code, UChar *b
 ONIG_EXTERN UChar* onigenc_single_byte_left_adjust_char_head P_((const UChar* start, const UChar* s, OnigEncoding enc));
 ONIG_EXTERN int onigenc_always_true_is_allowed_reverse_match P_((const UChar* s, const UChar* end, OnigEncoding enc));
 ONIG_EXTERN int onigenc_always_false_is_allowed_reverse_match P_((const UChar* s, const UChar* end, OnigEncoding enc));
+ONIG_EXTERN int onigenc_ascii_is_code_ctype P_((OnigCodePoint code, unsigned int ctype, OnigEncoding enc));
 
 /* methods for multi byte encoding */
 ONIG_EXTERN OnigCodePoint onigenc_mbn_mbc_to_code P_((OnigEncoding enc, const UChar* p, const UChar* end));