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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#define __NO_CTYPE
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#include <ctype.h>
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/* Provide real-function versions of all the ctype macros. */
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#define func(name, type) \
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int name (int c) { return __isctype (c, type); }
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func (isalnum, _ISalnum)
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func (isalpha, _ISalpha)
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func (iscntrl, _IScntrl)
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func (isdigit, _ISdigit)
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func (islower, _ISlower)
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func (isgraph, _ISgraph)
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func (isprint, _ISprint)
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func (ispunct, _ISpunct)
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func (isspace, _ISspace)
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func (isupper, _ISupper)
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func (isxdigit, _ISxdigit)
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#define __ctype_tolower \
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((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128)
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#define __ctype_toupper \
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((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128)
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int
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tolower (int c)
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{
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return c >= -128 && c < 256 ? __ctype_tolower[c] : c;
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}
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int
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toupper (int c)
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{
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return c >= -128 && c < 256 ? __ctype_toupper[c] : c;
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}
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