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marcus.erl |
/*
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ctype.h -- character types
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Implements the usual ctype stuff (only valid for ASCII systems)
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Copyright (C) 2002 Richard Herveille, rherveille@opencores.org
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This file is part of OpenRISC 1000 Reference Platform Monitor (ORPmon)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __CTYPE_H
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#define __CTYPE_H
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/* basic types */
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#define __CT_d 0x01 /* numeric digit */
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#define __CT_u 0x02 /* upper case */
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#define __CT_l 0x04 /* lower case */
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#define __CT_c 0x08 /* control character */
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#define __CT_s 0x10 /* whitespace */
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#define __CT_p 0x20 /* punctuation */
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#define __CT_x 0x40 /* hexadecimal */
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#define __CT_b 0x80 /* blank (is also space) */
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/* combination types */
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#define __CT_lx (__CT_l | __CT_x) /* lower case hexadecimal */
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#define __CT_ux (__CT_u | __CT_x) /* upper case hexadecimal */
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#define __CT_space (__CT_s | __CT_b)
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#define __CT_alphanum (__CT_l | __CT_u | __CT_d)
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#define __CT_graph (__CT_l | __CT_u | __CT_d | __CT_p)
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#define __CT_print (__CT_l | __CT_u | __CT_d | __CT_p | __CT_b)
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extern const unsigned char __ctype_table[256];
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#define _toupper(c) ( (c) ^ 0x20 )
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#define _tolower(c) ( (c) ^ 0x20 )
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#define toupper(c) ( islower(c) ? _tolower(c) : (c) )
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#define tolower(c) ( isupper(c) ? _toupper(c) : (c) )
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#define toascii(c) ( (c) & 0x7F )
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/* standard defenitions are taken from man-pages */
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/*#define isalnum(c) ( isalpha(c) || isdigit(c) ) */
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#define isalnum(c) ( __ctype_table[(int) c] & __CT_alphanum )
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/*#define isalpha(c) ( isupper(c) || islower(c) ) */
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#define isalpha(c) ( __ctype_table[(int) c] & __CT_ul )
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#define isascii(c) ( (c) & ~0x7F )
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#define isblank(c) ( __ctype_table[(int) c] & __CT_b )
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#define iscntrl(c) ( __ctype_table[(int) c] & __CT_c )
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#define isdigit(c) ( __ctype_table[(int) c] & __CT_d )
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#define isgraph(c) ( __ctype_table[(int) c] & __CT_graph )
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#define islower(c) ( __ctype_table[(int) c] & __CT_l )
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#define isprint(c) ( __ctype_table[(int) c] & __CT_print)
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#define ispunct(c) ( __ctype_table[(int) c] & __CT_p )
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#define isspace(c) ( __ctype_table[(int) c] & __CT_space )
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#define isupper(c) ( __ctype_table[(int) c] & __CT_u )
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#define isxdigit(c) ( __ctype_table[(int) c] & __CT_x )
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#endif /* __CTYPE_H */
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