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58 lines
2.5 KiB
C
58 lines
2.5 KiB
C
/*-
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* Copyright (c) 1982, 1988, 1991, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_CTYPE_H_
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#define _SYS_CTYPE_H_
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#ifdef _KERNEL
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#define isspace(c) ((c) == ' ' || ((c) >= '\t' && (c) <= '\r'))
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#define isascii(c) (((c) & ~0x7f) == 0)
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#define isupper(c) ((c) >= 'A' && (c) <= 'Z')
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#define islower(c) ((c) >= 'a' && (c) <= 'z')
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#define isalpha(c) (isupper(c) || islower(c))
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#define isdigit(c) ((c) >= '0' && (c) <= '9')
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#define isxdigit(c) (isdigit(c) \
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|| ((c) >= 'A' && (c) <= 'F') \
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|| ((c) >= 'a' && (c) <= 'f'))
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#define isprint(c) ((c) >= ' ' && (c) <= '~')
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#define toupper(c) ((c) - 0x20 * (((c) >= 'a') && ((c) <= 'z')))
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#define tolower(c) ((c) + 0x20 * (((c) >= 'A') && ((c) <= 'Z')))
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#endif
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#endif /* !_SYS_CTYPE_H_ */
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