duerst	2016-07-13 16:19:25 +0900 (Wed, 13 Jul 2016)

  New Revision: 55664

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55664

  Log:
    * enc/iso_8859_7.c, test/ruby/enc/test_case_comprehensive.rb:
      Implement non-ASCII case conversion for ISO-8859-7, by Kosuke Kurihara.
    * test/ruby/enc/test_case_comprehensive.rb: Fix order of encodings.

  Modified files:
    trunk/ChangeLog
    trunk/enc/iso_8859_7.c
    trunk/test/ruby/enc/test_case_comprehensive.rb
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 55663)
+++ ChangeLog	(revision 55664)
@@ -1,3 +1,10 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Wed Jul 13 16:19:14 2016  Martin Duerst  <duerst@i...>
+
+	* enc/iso_8859_7.c, test/ruby/enc/test_case_comprehensive.rb:
+	  Implement non-ASCII case conversion for ISO-8859-7, by Kosuke Kurihara.
+
+	* test/ruby/enc/test_case_comprehensive.rb: Fix order of encodings.
+
 Wed Jul 13 16:08:08 2016  Koichi Sasada  <ko1@a...>
 
 	* gc.c (gc_mark_roots): should mark the VM object itself to mark
Index: test/ruby/enc/test_case_comprehensive.rb
===================================================================
--- test/ruby/enc/test_case_comprehensive.rb	(revision 55663)
+++ test/ruby/enc/test_case_comprehensive.rb	(revision 55664)
@@ -258,7 +258,7 @@ class TestComprehensiveCaseFold https://github.com/ruby/ruby/blob/trunk/test/ruby/enc/test_case_comprehensive.rb#L258
   generate_case_mapping_tests 'ISO-8859-4'
   generate_case_mapping_tests 'ISO-8859-5'
   generate_case_mapping_tests 'ISO-8859-6'
-  generate_ascii_only_case_mapping_tests 'ISO-8859-7'
+  generate_case_mapping_tests 'ISO-8859-7'
   generate_case_mapping_tests 'ISO-8859-8'
   generate_ascii_only_case_mapping_tests 'ISO-8859-9'
   generate_case_mapping_tests 'ISO-8859-10'
Index: enc/iso_8859_7.c
===================================================================
--- enc/iso_8859_7.c	(revision 55663)
+++ enc/iso_8859_7.c	(revision 55664)
@@ -205,6 +205,62 @@ get_case_fold_codes_by_str(OnigCaseFoldT https://github.com/ruby/ruby/blob/trunk/enc/iso_8859_7.c#L205
 	     flag, p, end, items);
 }
 
+#ifdef ONIG_CASE_MAPPING
+static int
+case_map (OnigCaseFoldType* flagP, const OnigUChar** pp,
+					 const OnigUChar* end, OnigUChar* to, OnigUChar* to_end,
+					 const struct OnigEncodingTypeST* enc)
+{
+  OnigCodePoint code;
+  OnigUChar *to_start = to;
+  OnigCaseFoldType flags = *flagP;
+
+  while (*pp<end && to<to_end) {
+    code = *(*pp)++;
+    if (code==0xF2) {
+      if (flags&ONIGENC_CASE_UPCASE) {
+	flags |= ONIGENC_CASE_MODIFIED;
+	code = 0xD3;
+      }
+      else if (flags&ONIGENC_CASE_FOLD) {
+	flags |= ONIGENC_CASE_MODIFIED;
+	code = 0xF3;
+      }
+    }
+    else if ((EncISO_8859_7_CtypeTable[code] & BIT_CTYPE_UPPER)
+	     && (flags & (ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD))) {
+      flags |= ONIGENC_CASE_MODIFIED;
+      code = ENC_ISO_8859_7_TO_LOWER_CASE(code);
+    }
+    else if (code==0xC0 || code==0xE0)
+	;
+    else if ((EncISO_8859_7_CtypeTable[code]&BIT_CTYPE_LOWER)
+	     && (flags&ONIGENC_CASE_UPCASE)) {
+      flags |= ONIGENC_CASE_MODIFIED;
+      if (code==0xDC) {
+	code-=0x26;
+      }
+      else if (code>=0xDD && code<=0xDF) {
+	code-=0x25;
+      }
+      else if (code==0xFC) {
+	code-=0x40;
+      }
+      else if (code==0xFD || code==0xFE) {
+	code-=0x3F;
+      }
+      else {
+	code-=0x20;
+      }
+    }
+    *to++ = code;
+    if (flags&ONIGENC_CASE_TITLECASE)  /* switch from titlecase to lowercase for capitalize */
+      flags ^= (ONIGENC_CASE_UPCASE|ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_TITLECASE);
+  }
+  *flagP = flags;
+  return (int)(to-to_start);
+}
+#endif   /* ONIG_CASE_MAPPING */
 
 OnigEncodingDefine(iso_8859_7, ISO_8859_7) = {
   onigenc_single_byte_mbc_enc_len,
@@ -226,7 +282,7 @@ OnigEncodingDefine(iso_8859_7, ISO_8859_ https://github.com/ruby/ruby/blob/trunk/enc/iso_8859_7.c#L282
   0,
   ONIGENC_FLAG_NONE,
 #ifdef ONIG_CASE_MAPPING
-  onigenc_single_byte_ascii_only_case_map,
+  case_map,
 #endif   /* ONIG_CASE_MAPPING */
 };
 ENC_ALIAS("ISO8859-7", "ISO-8859-7")

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