3 * Copyright (c) 1998-1999, Larry Wall
5 * You may distribute under the terms of either the GNU General Public
6 * License or the Artistic License, as specified in the README file.
13 EXTCONST unsigned char PL_utf8skip[] = {
14 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
15 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
16 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
17 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ascii */
18 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus */
19 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* bogus */
20 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* scripts */
21 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,7,8, /* cjk etc. */
24 EXTCONST unsigned char PL_utf8skip[];
29 /*#define IN_UTF8 (PL_curcop->op_private & HINT_UTF8)*/
30 #define IN_BYTE (PL_curcop->op_private & HINT_BYTE)
31 #define DO_UTF8(sv) (SvUTF8(sv) && !IN_BYTE)
33 #define UTF8SKIP(s) PL_utf8skip[*(U8*)s]
36 * Note: we try to be careful never to call the isXXX_utf8() functions
37 * unless we're pretty sure we've seen the beginning of a UTF-8 character
38 * (that is, the two high bits are set). Otherwise we risk loading in the
39 * heavy-duty SWASHINIT and SWASHGET routines unnecessarily.
41 #define isIDFIRST_lazy_if(p,c) ((!c || (*((U8*)p) < 0xc0)) \
43 : isIDFIRST_utf8((U8*)p))
44 #define isALNUM_lazy_if(p,c) ((!c || (*((U8*)p) < 0xc0)) \
46 : isALNUM_utf8((U8*)p))
47 #define isIDFIRST_lazy(p) isIDFIRST_lazy_if(p,1)
48 #define isALNUM_lazy(p) isALNUM_lazy_if(p,1)