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48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
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#ifndef _UTF_H_
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#define _UTF_H_ 1
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typedef unsigned short Rune; /* 16 bits */
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enum
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{
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UTFmax = 3, /* maximum bytes per rune */
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Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */
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Runeself = 0x80, /* rune and UTF sequences are the same (<) */
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Runeerror = 0xFFFD, /* decoding error in UTF */
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};
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/* Edit .+1,/^$/ | cfn $PLAN9/src/lib9/utf/?*.c | grep -v static |grep -v __ */
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int chartorune(Rune *rune, char *str);
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int fullrune(char *str, int n);
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int isalpharune(Rune c);
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int islowerrune(Rune c);
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int isspacerune(Rune c);
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int istitlerune(Rune c);
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int isupperrune(Rune c);
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int runelen(long c);
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int runenlen(Rune *r, int nrune);
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Rune* runestrcat(Rune *s1, Rune *s2);
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Rune* runestrchr(Rune *s, Rune c);
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int runestrcmp(Rune *s1, Rune *s2);
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Rune* runestrcpy(Rune *s1, Rune *s2);
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Rune* runestrdup(Rune *s) ;
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Rune* runestrecpy(Rune *s1, Rune *es1, Rune *s2);
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long runestrlen(Rune *s);
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Rune* runestrncat(Rune *s1, Rune *s2, long n);
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int runestrncmp(Rune *s1, Rune *s2, long n);
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Rune* runestrncpy(Rune *s1, Rune *s2, long n);
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Rune* runestrrchr(Rune *s, Rune c);
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Rune* runestrstr(Rune *s1, Rune *s2);
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int runetochar(char *str, Rune *rune);
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Rune tolowerrune(Rune c);
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Rune totitlerune(Rune c);
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Rune toupperrune(Rune c);
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char* utfecpy(char *to, char *e, char *from);
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int utflen(char *s);
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int utfnlen(char *s, long m);
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char* utfrrune(char *s, long c);
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char* utfrune(char *s, long c);
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char* utfutf(char *s1, char *s2);
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#endif
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