[svn:parrot] r47091 - branches/gsoc_nfg/src/string

[darbelo at svn.parrot.org]

Author: darbelo
Date: Fri May 28 15:24:51 2010
New Revision: 47091
URL: https://trac.parrot.org/parrot/changeset/47091

Log:
Add new struct to represent graphemes.

Modified:
   branches/gsoc_nfg/src/string/unicode.h

Modified: branches/gsoc_nfg/src/string/unicode.h
==============================================================================
--- branches/gsoc_nfg/src/string/unicode.h	Fri May 28 15:24:34 2010	(r47090)
+++ branches/gsoc_nfg/src/string/unicode.h	Fri May 28 15:24:51 2010	(r47091)
@@ -17,6 +17,19 @@
 typedef unsigned short utf16_t;
 typedef unsigned long utf32_t;
 
+#if PARROT_HAS_ICU
+#  include <unicode/uchar.h>
+
+struct grapheme_t {
+    UINTVAL  len;        /* Grapheme length in codepoints. */
+    UChar32 *codepoints; /* UCS-4 codepoints that make up the grapheme */
+    UINTVAL  hash;
+};
+
+typedef struct grapheme_t grapheme;
+
+#endif /* PARROT_HAS_ICU */
+
 #define UNICODE_SURROGATE_FIRST         0xD800u
 #define UNICODE_SURROGATE_LAST          0xDFFFu
 #define UNICODE_HIGH_SURROGATE_FIRST    0xD800u