* include/ruby/oniguruma.h (OnigEncodingTypeST): add end argument for

  left_adjust_char_head.
  (ONIGENC_LEFT_ADJUST_CHAR_HEAD): add end argument.
  (onigenc_get_left_adjust_char_head): ditto.

* include/ruby/encoding.h (rb_enc_left_char_head): add end argument.

* regenc.h (onigenc_single_byte_left_adjust_char_head): ditto.

* regenc.c (onigenc_get_right_adjust_char_head): follow the interface
  change.
  (onigenc_get_right_adjust_char_head_with_prev): ditto.
  (onigenc_get_prev_char_head): ditto.
  (onigenc_step_back): ditto.
  (onigenc_get_left_adjust_char_head): ditto.
  (onigenc_single_byte_code_to_mbc): ditto.

* re.c: ditto.

* string.c: ditto.

* io.c: ditto.

* regexec.c: ditto.

* enc/euc_jp.c: ditto.

* enc/cp949.c: ditto.

* enc/shift_jis.c: ditto.

* enc/gbk.c: ditto.

* enc/big5.c: ditto.

* enc/euc_tw.c: ditto.

* enc/euc_kr.c: ditto.

* enc/emacs_mule.c: ditto.

* enc/gb18030.c: ditto.

* enc/utf_8.c: ditto.

* enc/utf_16le.c: ditto.

* enc/utf_16be.c: ditto.

* enc/utf_32le.c: ditto.

* enc/utf_32be.c: ditto.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@19334 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

14 files changed, 21 insertions, 21 deletions

diff --git a/enc/big5.c b/enc/big5.c
index 70a316ea2..9993f472e 100644
--- a/enc/big5.c
+++ b/enc/big5.c
@@ -165,7 +165,7 @@ static const char BIG5_CAN_BE_TRAIL_TABLE[256] = {
 #define BIG5_ISMB_TRAIL(byte)  BIG5_CAN_BE_TRAIL_TABLE[(byte)]
 
 static UChar*
-big5_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+big5_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
   int len;
@@ -181,7 +181,7 @@ big5_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
       }
     } 
   }
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/cp949.c b/enc/cp949.c
index 004646062..009443aed 100644
--- a/enc/cp949.c
+++ b/enc/cp949.c
@@ -165,7 +165,7 @@ cp949_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc)
 }
 
 static UChar*
-cp949_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+cp949_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
   int len;
@@ -181,7 +181,7 @@ cp949_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc
       }
     } 
   }
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/emacs_mule.c b/enc/emacs_mule.c
index e97bb6aed..be7f84225 100644
--- a/enc/emacs_mule.c
+++ b/enc/emacs_mule.c
@@ -293,7 +293,7 @@ mbc_case_fold(OnigCaseFoldType flag,
 }
 
 static UChar*
-left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
 
diff --git a/enc/euc_jp.c b/enc/euc_jp.c
index fb8bf41c2..21f30ad2f 100644
--- a/enc/euc_jp.c
+++ b/enc/euc_jp.c
@@ -222,7 +222,7 @@ mbc_case_fold(OnigCaseFoldType flag,
 }
 
 static UChar*
-left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   /* In this encoding
      mb-trail bytes doesn't mix with single bytes.
@@ -234,7 +234,7 @@ left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
   p = s;
 
   while (!eucjp_islead(*p) && p > start) p--;
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/euc_kr.c b/enc/euc_kr.c
index 1b5ec893c..f20a57e69 100644
--- a/enc/euc_kr.c
+++ b/enc/euc_kr.c
@@ -145,7 +145,7 @@ euckr_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc)
 #define euckr_islead(c)    ((c) < 0xa1 || (c) == 0xff)
 
 static UChar*
-euckr_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+euckr_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   /* Assumed in this encoding,
      mb-trail bytes don't mix with single bytes.
@@ -157,7 +157,7 @@ euckr_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc
   p = s;
 
   while (!euckr_islead(*p) && p > start) p--;
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/euc_tw.c b/enc/euc_tw.c
index ca38983d5..d025a0dd4 100644
--- a/enc/euc_tw.c
+++ b/enc/euc_tw.c
@@ -187,7 +187,7 @@ euctw_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc)
 #define euctw_islead(c)    ((UChar )((c) - 0xa1) > 0xfe - 0xa1)
 
 static UChar*
-euctw_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+euctw_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   /* Assumed in this encoding,
      mb-trail bytes don't mix with single bytes.
@@ -199,7 +199,7 @@ euctw_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc
   p = s;
 
   while (!euctw_islead(*p) && p > start) p--;
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/gb18030.c b/enc/gb18030.c
index 2b707d4a7..16c8c1c17 100644
--- a/enc/gb18030.c
+++ b/enc/gb18030.c
@@ -245,7 +245,7 @@ enum state {
 };
 
 static UChar*
-gb18030_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+gb18030_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
   enum state state = S_START;
diff --git a/enc/gbk.c b/enc/gbk.c
index 8b45ed4dc..3efb1bf63 100644
--- a/enc/gbk.c
+++ b/enc/gbk.c
@@ -165,7 +165,7 @@ gbk_is_code_ctype(OnigCodePoint code, unsigned int ctype, OnigEncoding enc)
 }
 
 static UChar*
-gbk_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+gbk_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
   int len;
@@ -181,7 +181,7 @@ gbk_left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
       }
     } 
   }
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/shift_jis.c b/enc/shift_jis.c
index f74afffa9..b4d8592a2 100644
--- a/enc/shift_jis.c
+++ b/enc/shift_jis.c
@@ -229,7 +229,7 @@ is_code_ctype(OnigCodePoint code, unsigned int ctype)
 #endif
 
 static UChar*
-left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
+left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc)
 {
   const UChar *p;
   int len;
@@ -245,7 +245,7 @@ left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc)
       }
     } 
   }
-  len = enclen(enc, p, s);
+  len = enclen(enc, p, end);
   if (p + len > s) return (UChar* )p;
   p += len;
   return (UChar* )(p + ((s - p) & ~1));
diff --git a/enc/utf_16be.c b/enc/utf_16be.c
index ccae9397b..8d7c8e9b1 100644
--- a/enc/utf_16be.c
+++ b/enc/utf_16be.c
@@ -212,7 +212,7 @@ utf16be_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* e
 #endif
 
 static UChar*
-utf16be_left_adjust_char_head(const UChar* start, const UChar* s,
+utf16be_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end,
 			      OnigEncoding enc ARG_UNUSED)
 {
   if (s <= start) return (UChar* )s;
diff --git a/enc/utf_16le.c b/enc/utf_16le.c
index c3712f4e1..c8a1e7a10 100644
--- a/enc/utf_16le.c
+++ b/enc/utf_16le.c
@@ -204,7 +204,7 @@ utf16le_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp,
 #endif
 
 static UChar*
-utf16le_left_adjust_char_head(const UChar* start, const UChar* s,
+utf16le_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end,
 			      OnigEncoding enc ARG_UNUSED)
 {
   if (s <= start) return (UChar* )s;
diff --git a/enc/utf_32be.c b/enc/utf_32be.c
index ed6c9b7f3..61e7d0f1b 100644
--- a/enc/utf_32be.c
+++ b/enc/utf_32be.c
@@ -152,7 +152,7 @@ utf32be_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* e
 #endif
 
 static UChar*
-utf32be_left_adjust_char_head(const UChar* start, const UChar* s,
+utf32be_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end,
 			      OnigEncoding enc ARG_UNUSED)
 {
   int rem;
diff --git a/enc/utf_32le.c b/enc/utf_32le.c
index 53e352207..3a0a41bba 100644
--- a/enc/utf_32le.c
+++ b/enc/utf_32le.c
@@ -152,7 +152,7 @@ utf32le_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* e
 #endif
 
 static UChar*
-utf32le_left_adjust_char_head(const UChar* start, const UChar* s,
+utf32le_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end,
 			      OnigEncoding enc ARG_UNUSED)
 {
   int rem;
diff --git a/enc/utf_8.c b/enc/utf_8.c
index b8ee92feb..3b9387c61 100644
--- a/enc/utf_8.c
+++ b/enc/utf_8.c
@@ -405,7 +405,7 @@ get_ctype_code_range(OnigCtype ctype, OnigCodePoint *sb_out,
 
 
 static UChar*
-left_adjust_char_head(const UChar* start, const UChar* s, OnigEncoding enc ARG_UNUSED)
+left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, OnigEncoding enc ARG_UNUSED)
 {
   const UChar *p;