gen/libsa/ctype.h

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.1 (the "License").  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /* standalone ctype.h */
  25
  26 #define isdigit(c) ((c) >= '0' && (c) <= '9')
  27 #define isspace(c) ((c) == ' ' || (c) == '\t' || (c) == '\n' || \
  28                      (c) == '\r' || (c) == '\v' || (c) == '\f')
  29 #define isupper(c) ((c) >= 'A' && (c) <= 'Z')
  30 #define islower(c) ((c) >= 'a' && (c) <= 'z')
  31 #define isdigit(c) ((c) >= '0' && (c) <= '9')
  32 #define isalpha(c) (islower(c) || isupper(c))
  33 #define isalnum(c) (isalpha(c) || isdigit(c))