1 /* $Header: /src/pub/tcsh/tc.nls.h,v 3.9 2005/03/03 15:52:20 kim Exp $ */
3 * tc.nls.h: NLS support
7 * Copyright (c) 1980, 1991 The Regents of the University of California.
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39 #define NLSZEROT ((size_t)-1)
43 # define NLSSize(s, l) 1
44 # define NLSFrom(s, l, cp) (USE (l), (*(cp) = *(s) & CHAR), 1)
45 # define NLSFinished(s, l, c) (l != 0 && c != CHAR_ERR ? 2 : 1)
46 # define NLSChars(s) Strlen(s)
48 # define TRIM_AND_EXTEND(s, c) (c &= TRIM)
50 extern int NLSWidth __P((NLSChar));
51 extern int NLSStringWidth __P((Char *));
53 #define NLS_ILLEGAL INVALID_BYTE
58 extern int NLSFrom __P((const Char *, size_t, NLSChar *));
59 extern int NLSFinished __P((Char *, size_t, eChar));
60 extern int NLSChars __P((Char *));
61 extern int NLSStringWidth __P((Char *));
62 extern int NLSWidth __P((NLSChar));
63 extern int NLSTo __P((Char *, NLSChar));
64 extern void NLSQuote __P((Char *));
66 #define NLSSize(s, l) NLSFrom(s, l, (NLSChar *)0)
67 #define TRIM_AND_EXTEND(s, c) (s += NLSFrom(s - 1, NLSZEROT, &c) - 1)
68 #define NLS_ILLEGAL 0x40000000
72 # define NLSSize(s, l) 1
73 # define NLSFrom(s, l, cp) (USE (l), (*(cp) = *(s) & CHAR), 1)
74 # define NLSFinished(s, l, c) (l != 0 && c != CHAR_ERR ? 2 : 1)
75 # define NLSChars(s) Strlen(s)
76 # define NLSStringWidth(s) Strlen(s)
77 # define NLSWidth(c) 1
80 # define TRIM_AND_EXTEND(s, c) (c &= TRIM)
81 # define NLS_ILLEGAL 0x40000000
85 extern int NLSExtend __P((Char *, int, int));
86 extern Char *NLSChangeCase __P((Char *, int));
87 extern int NLSClassify __P((NLSChar, int));
89 #define NLSCLASS_CTRL (-1)
90 #define NLSCLASS_TAB (-2)
91 #define NLSCLASS_NL (-3)
92 #define NLSCLASS_ILLEGAL (-4)
93 #define NLSCLASS_ILLEGAL2 (-5)
94 #define NLSCLASS_ILLEGAL3 (-6)
95 #define NLSCLASS_ILLEGAL4 (-7)
97 #define NLSCLASS_ILLEGAL_SIZE(x) (-(x) - (-(NLSCLASS_ILLEGAL) - 1))