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48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
#ifndef _CTYPE_H
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#define _CTYPE_H
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/*
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* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* @file
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*
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* Character types
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*
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*/
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static inline int islower ( int c ) {
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return ( ( c >= 'a' ) && ( c <= 'z' ) );
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}
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static inline int isupper ( int c ) {
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return ( ( c >= 'A' ) && ( c <= 'Z' ) );
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}
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static inline int toupper ( int c ) {
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if ( islower ( c ) )
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c -= ( 'a' - 'A' );
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return c;
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}
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extern int isspace ( int c );
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#endif /* _CTYPE_H */
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