bionic/libc/include/ctype.h
Colin Cross 2497f65fee Import change from ctype.h revision 1.20 from openbsd
Fixes builds with gcc >= 4.3 with -std=gnu99

Change-Id:	I8729b7f4237fd7a99a82b2fe60573a7afe66b435
2010-01-15 15:57:02 -08:00

208 lines
5.2 KiB
C

/* $OpenBSD: ctype.h,v 1.19 2005/12/13 00:35:22 millert Exp $ */
/* $NetBSD: ctype.h,v 1.14 1994/10/26 00:55:47 cgd Exp $ */
/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)ctype.h 5.3 (Berkeley) 4/3/91
*/
#ifndef _CTYPE_H_
#define _CTYPE_H_
#include <sys/cdefs.h>
#define _U 0x01
#define _L 0x02
#define _N 0x04
#define _S 0x08
#define _P 0x10
#define _C 0x20
#define _X 0x40
#define _B 0x80
__BEGIN_DECLS
extern const char *_ctype_;
extern const short *_tolower_tab_;
extern const short *_toupper_tab_;
/* extern __inline is a GNU C extension */
#ifdef __GNUC__
# if defined(__GNUC_STDC_INLINE__)
#define __CTYPE_INLINE extern __inline __attribute__((__gnu_inline__))
# else
#define __CTYPE_INLINE extern __inline
# endif
#else
#define __CTYPE_INLINE static __inline
#endif
#if defined(__GNUC__) || defined(_ANSI_LIBRARY) || defined(lint)
int isalnum(int);
int isalpha(int);
int iscntrl(int);
int isdigit(int);
int isgraph(int);
int islower(int);
int isprint(int);
int ispunct(int);
int isspace(int);
int isupper(int);
int isxdigit(int);
int tolower(int);
int toupper(int);
#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
|| __XPG_VISIBLE > 600
int isblank(int);
#endif
#if __BSD_VISIBLE || __XPG_VISIBLE
int isascii(int);
int toascii(int);
int _tolower(int);
int _toupper(int);
#endif /* __BSD_VISIBLE || __XPG_VISIBLE */
#endif /* __GNUC__ || _ANSI_LIBRARY || lint */
#if defined(NDEBUG)
__CTYPE_INLINE int isalnum(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_N)));
}
__CTYPE_INLINE int isalpha(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
}
__CTYPE_INLINE int iscntrl(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
}
__CTYPE_INLINE int isdigit(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _N));
}
__CTYPE_INLINE int isgraph(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N)));
}
__CTYPE_INLINE int islower(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
}
__CTYPE_INLINE int isprint(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N|_B)));
}
__CTYPE_INLINE int ispunct(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
}
__CTYPE_INLINE int isspace(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
}
__CTYPE_INLINE int isupper(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
}
__CTYPE_INLINE int isxdigit(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_N|_X)));
}
__CTYPE_INLINE int tolower(int c)
{
if ((unsigned int)c > 255)
return (c);
return ((_tolower_tab_ + 1)[c]);
}
__CTYPE_INLINE int toupper(int c)
{
if ((unsigned int)c > 255)
return (c);
return ((_toupper_tab_ + 1)[c]);
}
#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
|| __XPG_VISIBLE > 600
__CTYPE_INLINE int isblank(int c)
{
return (c == ' ' || c == '\t');
}
#endif
#if __BSD_VISIBLE || __XPG_VISIBLE
__CTYPE_INLINE int isascii(int c)
{
return ((unsigned int)c <= 0177);
}
__CTYPE_INLINE int toascii(int c)
{
return (c & 0177);
}
__CTYPE_INLINE int _tolower(int c)
{
return (c - 'A' + 'a');
}
__CTYPE_INLINE int _toupper(int c)
{
return (c - 'a' + 'A');
}
#endif /* __BSD_VISIBLE || __XPG_VISIBLE */
#endif /* NDEBUG */
__END_DECLS
#undef __CTYPE_INLINE
#endif /* !_CTYPE_H_ */