| 1 | /* $NetBSD: src/lib/libc/gen/isctype.c,v 1.16 2003/08/07 16:42:52 agc Exp $ */ |
| 2 | /* $DragonFly: src/lib/libc/gen/isctype.c,v 1.6 2005/09/17 14:39:44 joerg Exp $ */ |
| 3 | |
| 4 | /* |
| 5 | * Copyright (c) 1989 The Regents of the University of California. |
| 6 | * All rights reserved. |
| 7 | * (c) UNIX System Laboratories, Inc. |
| 8 | * All or some portions of this file are derived from material licensed |
| 9 | * to the University of California by American Telephone and Telegraph |
| 10 | * Co. or Unix System Laboratories, Inc. and are reproduced herein with |
| 11 | * the permission of UNIX System Laboratories, Inc. |
| 12 | * |
| 13 | * Redistribution and use in source and binary forms, with or without |
| 14 | * modification, are permitted provided that the following conditions |
| 15 | * are met: |
| 16 | * 1. Redistributions of source code must retain the above copyright |
| 17 | * notice, this list of conditions and the following disclaimer. |
| 18 | * 2. Redistributions in binary form must reproduce the above copyright |
| 19 | * notice, this list of conditions and the following disclaimer in the |
| 20 | * documentation and/or other materials provided with the distribution. |
| 21 | * 3. Neither the name of the University nor the names of its contributors |
| 22 | * may be used to endorse or promote products derived from this software |
| 23 | * without specific prior written permission. |
| 24 | * |
| 25 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 35 | * SUCH DAMAGE. |
| 36 | */ |
| 37 | |
| 38 | #define _ANSI_LIBRARY |
| 39 | #include <ctype.h> |
| 40 | |
| 41 | #undef isalnum |
| 42 | int |
| 43 | isalnum(int c) |
| 44 | { |
| 45 | return(__libc_ctype_index(_CTYPEMASK_A | _CTYPEMASK_D, c)); |
| 46 | } |
| 47 | |
| 48 | #undef isalpha |
| 49 | int |
| 50 | isalpha(int c) |
| 51 | { |
| 52 | return(__libc_ctype_index(_CTYPEMASK_A, c)); |
| 53 | } |
| 54 | |
| 55 | #undef isblank |
| 56 | int |
| 57 | isblank(int c) |
| 58 | { |
| 59 | return(__libc_ctype_index(_CTYPEMASK_B, c)); |
| 60 | } |
| 61 | |
| 62 | #undef iscntrl |
| 63 | int |
| 64 | iscntrl(int c) |
| 65 | { |
| 66 | return(__libc_ctype_index(_CTYPEMASK_C, c)); |
| 67 | } |
| 68 | |
| 69 | #undef isdigit |
| 70 | int |
| 71 | isdigit(int c) |
| 72 | { |
| 73 | return(__libc_ctype_index(_CTYPEMASK_D, c)); |
| 74 | } |
| 75 | |
| 76 | #undef isgraph |
| 77 | int |
| 78 | isgraph(int c) |
| 79 | { |
| 80 | return(__libc_ctype_index(_CTYPEMASK_G, c)); |
| 81 | } |
| 82 | |
| 83 | #undef islower |
| 84 | int |
| 85 | islower(int c) |
| 86 | { |
| 87 | return(__libc_ctype_index(_CTYPEMASK_L, c)); |
| 88 | } |
| 89 | |
| 90 | #undef isprint |
| 91 | int |
| 92 | isprint(int c) |
| 93 | { |
| 94 | return(__libc_ctype_index(_CTYPEMASK_R, c)); |
| 95 | } |
| 96 | |
| 97 | #undef ispunct |
| 98 | int |
| 99 | ispunct(int c) |
| 100 | { |
| 101 | return(__libc_ctype_index(_CTYPEMASK_P, c)); |
| 102 | } |
| 103 | |
| 104 | #undef isspace |
| 105 | int |
| 106 | isspace(int c) |
| 107 | { |
| 108 | return(__libc_ctype_index(_CTYPEMASK_S, c)); |
| 109 | } |
| 110 | |
| 111 | #undef isupper |
| 112 | int |
| 113 | isupper(int c) |
| 114 | { |
| 115 | return(__libc_ctype_index(_CTYPEMASK_U, c)); |
| 116 | } |
| 117 | |
| 118 | #undef isxdigit |
| 119 | int |
| 120 | isxdigit(int c) |
| 121 | { |
| 122 | return(__libc_ctype_index(_CTYPEMASK_X, c)); |
| 123 | } |
| 124 | |
| 125 | #undef _toupper |
| 126 | int |
| 127 | _toupper(int c) |
| 128 | { |
| 129 | return(c - 'a' + 'A'); |
| 130 | } |
| 131 | |
| 132 | #undef _tolower |
| 133 | int |
| 134 | _tolower(int c) |
| 135 | { |
| 136 | return(c - 'A' + 'a'); |
| 137 | } |