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authorRuss Cox <russcox@gmail.com>2009-09-11 17:03:06 -0400
committerRuss Cox <russcox@gmail.com>2009-09-11 17:03:06 -0400
commit0cadb4301d18724e7513d7489cb5bebd262c82f1 (patch)
tree48209a4083885288eaa09178d4017769897107b3 /include/utf.h
parent4dbf255619efac4f0a00e4216d6c999128910df2 (diff)
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convert to 4-byte UTF-8 and 32-bit Rune
http://codereview.appspot.com/116075
Diffstat (limited to 'include/utf.h')
-rw-r--r--include/utf.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/utf.h b/include/utf.h
index eb5ea42a..44052f41 100644
--- a/include/utf.h
+++ b/include/utf.h
@@ -4,14 +4,15 @@
extern "C" {
#endif
-typedef unsigned short Rune; /* 16 bits */
+typedef unsigned int Rune; /* 32 bits */
enum
{
- UTFmax = 3, /* maximum bytes per rune */
+ UTFmax = 4, /* maximum bytes per rune */
Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */
Runeself = 0x80, /* rune and UTF sequences are the same (<) */
- Runeerror = 0xFFFD /* decoding error in UTF */
+ Runeerror = 0xFFFD, /* decoding error in UTF */
+ Runemax = 0x10FFFF /* maximum rune value */
};
/* Edit .+1,/^$/ | cfn $PLAN9/src/lib9/utf/?*.c | grep -v static |grep -v __ */