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/*===========================================================================
//
//      newlibctype.cxx
//
//      newlib's implementation of the ctype functions
//
//===========================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 2004 Free Software Foundation, Inc.                        
//
// eCos is free software; you can redistribute it and/or modify it under    
// the terms of the GNU General Public License as published by the Free     
// Software Foundation; either version 2 or (at your option) any later      
// version.                                                                 
//
// eCos is distributed in the hope that it will be useful, but WITHOUT      
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or    
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License    
// for more details.                                                        
//
// You should have received a copy of the GNU General Public License        
// along with eCos; if not, write to the Free Software Foundation, Inc.,    
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.            
//
// As a special exception, if other files instantiate templates or use      
// macros or inline functions from this file, or you compile this file      
// and link it with other works to produce a work based on this file,       
// this file does not by itself cause the resulting work to be covered by   
// the GNU General Public License. However the source code for this file    
// must still be made available in accordance with section (3) of the GNU   
// General Public License v2.                                               
//
// This exception does not invalidate any other reasons why a work based    
// on this file might be covered by the GNU General Public License.         
// -------------------------------------------                              
// ####ECOSGPLCOPYRIGHTEND####                                              
//===========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    jlarmour
// Contributors: 
// Date:         2004-02-16
// Purpose:      Provides newlib's implementation of the ctype functions.
// Description:  Also provides a degree of binary compatibility with newlib
//               ctype functions, primarily for the benefit of libstdc++.
// Usage:       
//
//####DESCRIPTIONEND####
//
//=========================================================================*/
 
/* CONFIGURATION */
 
#include <pkgconf/libc_i18n.h>   // Configuration header
 
#ifdef CYGPKG_LIBC_I18N_NEWLIB_CTYPE
 
#include <cyg/infra/cyg_type.h>
#include <cyg/libc/i18n/newlibctype.h>
 
#define _CONST  const    // just for compatibility
 
#define _CTYPE_DATA_0_127 \
        _C,     _C,     _C,     _C,     _C,     _C,     _C,     _C, \
        _C,     _C|_S,  _C|_S,  _C|_S,  _C|_S,  _C|_S,  _C,     _C, \
        _C,     _C,     _C,     _C,     _C,     _C,     _C,     _C, \
        _C,     _C,     _C,     _C,     _C,     _C,     _C,     _C, \
        _S|_B,  _P,     _P,     _P,     _P,     _P,     _P,     _P, \
        _P,     _P,     _P,     _P,     _P,     _P,     _P,     _P, \
        _N,     _N,     _N,     _N,     _N,     _N,     _N,     _N, \
        _N,     _N,     _P,     _P,     _P,     _P,     _P,     _P, \
        _P,     _U|_X,  _U|_X,  _U|_X,  _U|_X,  _U|_X,  _U|_X,  _U, \
        _U,     _U,     _U,     _U,     _U,     _U,     _U,     _U, \
        _U,     _U,     _U,     _U,     _U,     _U,     _U,     _U, \
        _U,     _U,     _U,     _P,     _P,     _P,     _P,     _P, \
        _P,     _L|_X,  _L|_X,  _L|_X,  _L|_X,  _L|_X,  _L|_X,  _L, \
        _L,     _L,     _L,     _L,     _L,     _L,     _L,     _L, \
        _L,     _L,     _L,     _L,     _L,     _L,     _L,     _L, \
        _L,     _L,     _L,     _P,     _P,     _P,     _P,     _C
 
#define _CTYPE_DATA_128_256 \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0, \
        0,      0,      0,      0,      0,      0,      0,      0
 
_CONST char _ctype_[1 + 256] = {
        0,
        _CTYPE_DATA_0_127,
        _CTYPE_DATA_128_256
};
_CONST char *__ctype_ptr = _ctype_ + 1;
 
#undef _tolower
#undef tolower
#undef _toupper
#undef toupper
 
int
_tolower(int c)
{
    return isupper(c) ? (c) - 'A' + 'a' : c;
}
 
int
tolower(int c)
{
    return isupper(c) ? (c) - 'A' + 'a' : c;
}
 
int
_toupper(int c)
{
    return islower(c) ? c - 'a' + 'A' : c;
}
 
int
toupper(int c)
{
    return islower(c) ? c - 'a' + 'A' : c;
}
 
#undef isalnum
#undef isalpha
#undef isascii
#undef iscntrl
#undef isdigit
#undef islower
#undef isgraph
#undef isprint
#undef ispunct
#undef isspace
#undef isupper
#undef isxdigit
#undef toascii
 
int
isalnum(int c)
{
    return((_ctype_ + 1)[c] & (_U|_L|_N));
}
 
int
isalpha(int c)
{
    return((_ctype_ + 1)[c] & (_U|_L));
}
 
int 
isascii(int c)
{
    return c >= 0 && c< 128;
}
 
int
iscntrl(int c)
{
    return((_ctype_ + 1)[c] & _C);
}
 
int
isdigit(int c)
{
    return((_ctype_ + 1)[c] & _N);
}
 
int
islower(int c)
{
    return((_ctype_ + 1)[c] & _L);
}
 
int
isgraph(int c)
{
    return((_ctype_ + 1)[c] & (_P|_U|_L|_N));
}
 
int
isprint(int c)
{
    return((_ctype_ + 1)[c] & (_P|_U|_L|_N|_B));
}
 
int
ispunct(int c)
{
    return((_ctype_ + 1)[c] & _P);
}
 
int
isspace(int c)
{
    return((_ctype_ + 1)[c] & _S);
}
 
int
isupper(int c)
{
    return((_ctype_ + 1)[c] & _U);
}
 
int
isxdigit(int c)
{
    return((_ctype_ + 1)[c] & ((_X)|(_N)));
}
 
int
toascii(int c)
{
    return (c)&0177;
}
 
#endif // ifdef CYGPKG_LIBC_I18N_NEWLIB_CTYPE
 
/* EOF newlibctype.cxx */