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authorLukas Fleischer <calcurse@cryptocrack.de>2011-05-29 21:32:34 +0200
committerLukas Fleischer <calcurse@cryptocrack.de>2011-06-29 15:43:44 +0200
commit7f5fc0c62f824282b910a573baf6c2712ca33cbe (patch)
tree2a527b38a1347baa1d1893e9f7c1cf2e9e838b1a
parent470f05cd383800529a5acb10bb52debbf9b24388 (diff)
downloadcalcurse-7f5fc0c62f824282b910a573baf6c2712ca33cbe.tar.gz
calcurse-7f5fc0c62f824282b910a573baf6c2712ca33cbe.zip
src/calcurse.h: Add UTF-8 related macros
Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
-rw-r--r--src/calcurse.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/calcurse.h b/src/calcurse.h
index 6642ae9..d7fa770 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -200,6 +200,14 @@
#define TOSTRING(x) STRINGIFY(x)
#define __FILE_POS__ __FILE__ ":" TOSTRING(__LINE__)
+#define UTF8_LENGTH(ch) ((unsigned char)ch >= 0xFC ? 6 : \
+ ((unsigned char)ch >= 0xF8 ? 5 : \
+ ((unsigned char)ch >= 0xF0 ? 4 : \
+ ((unsigned char)ch >= 0xE0 ? 3 : \
+ ((unsigned char)ch >= 0xC0 ? 2 : 1)))))
+#define UTF8_ISCONT(ch) ((unsigned char)ch >= 0x80 && \
+ (unsigned char)ch <= 0xBF)
+
#define MAX(x,y) ((x)>(y)?(x):(y))
#define MIN(x,y) ((x)<(y)?(x):(y))