1 /* -*- buffer-read-only: t -*- vi: set ro: */ 2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */ 3 /* A substitute for ISO C99 <wctype.h>, for platforms that lack it. 4 5 Copyright (C) 2006-2008 Free Software Foundation, Inc. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3, or (at your option) 10 any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software Foundation, 19 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 20 21 /* Written by Bruno Haible and Paul Eggert. */ 22 23 /* 24 * ISO C 99 <wctype.h> for platforms that lack it. 25 * <http://www.opengroup.org/susv3xbd/wctype.h.html> 26 * 27 * iswctype, towctrans, towlower, towupper, wctrans, wctype, 28 * wctrans_t, and wctype_t are not yet implemented. 29 */ 30 31 #ifndef _GL_WCTYPE_H 32 33 #if __GNUC__ >= 3 34 @PRAGMA_SYSTEM_HEADER@ 35 #endif 36 37 #if @HAVE_WINT_T@ 38 /* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. 39 Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before 40 <wchar.h>. 41 BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be 42 included before <wchar.h>. */ 43 # include <stddef.h> 44 # include <stdio.h> 45 # include <time.h> 46 # include <wchar.h> 47 #endif 48 49 /* Include the original <wctype.h> if it exists. 50 BeOS 5 has the functions but no <wctype.h>. */ 51 /* The include_next requires a split double-inclusion guard. */ 52 #if @HAVE_WCTYPE_H@ 53 # @INCLUDE_NEXT@ @NEXT_WCTYPE_H@ 54 #endif 55 56 #ifndef _GL_WCTYPE_H 57 #define _GL_WCTYPE_H 58 59 /* Define wint_t. (Also done in wchar.in.h.) */ 60 #if !@HAVE_WINT_T@ && !defined wint_t 61 # define wint_t int 62 # ifndef WEOF 63 # define WEOF -1 64 # endif 65 #endif 66 67 /* FreeBSD 4.4 to 4.11 has <wctype.h> but lacks the functions. 68 Linux libc5 has <wctype.h> and the functions but they are broken. 69 Assume all 12 functions are implemented the same way, or not at all. */ 70 #if ! @HAVE_ISWCNTRL@ || @REPLACE_ISWCNTRL@ 71 72 /* IRIX 5.3 has macros but no functions, its isw* macros refer to an 73 undefined variable _ctmp_ and to <ctype.h> macros like _P, and they 74 refer to system functions like _iswctype that are not in the 75 standard C library. Rather than try to get ancient buggy 76 implementations like this to work, just disable them. */ 77 # undef iswalnum 78 # undef iswalpha 79 # undef iswblank 80 # undef iswcntrl 81 # undef iswdigit 82 # undef iswgraph 83 # undef iswlower 84 # undef iswprint 85 # undef iswpunct 86 # undef iswspace 87 # undef iswupper 88 # undef iswxdigit 89 90 /* Linux libc5 has <wctype.h> and the functions but they are broken. */ 91 # if @REPLACE_ISWCNTRL@ 92 # define iswalnum rpl_iswalnum 93 # define iswalpha rpl_iswalpha 94 # define iswblank rpl_iswblank 95 # define iswcntrl rpl_iswcntrl 96 # define iswdigit rpl_iswdigit 97 # define iswgraph rpl_iswgraph 98 # define iswlower rpl_iswlower 99 # define iswprint rpl_iswprint 100 # define iswpunct rpl_iswpunct 101 # define iswspace rpl_iswspace 102 # define iswupper rpl_iswupper 103 # define iswxdigit rpl_iswxdigit 104 # endif 105 106 static inline int 107 iswalnum (wint_t wc) 108 { 109 return ((wc >= '0' && wc <= '9') 110 || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z')); 111 } 112 113 static inline int 114 iswalpha (wint_t wc) 115 { 116 return (wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z'; 117 } 118 119 static inline int 120 iswblank (wint_t wc) 121 { 122 return wc == ' ' || wc == '\t'; 123 } 124 125 static inline int 126 iswcntrl (wint_t wc) 127 { 128 return (wc & ~0x1f) == 0 || wc == 0x7f; 129 } 130 131 static inline int 132 iswdigit (wint_t wc) 133 { 134 return wc >= '0' && wc <= '9'; 135 } 136 137 static inline int 138 iswgraph (wint_t wc) 139 { 140 return wc >= '!' && wc <= '~'; 141 } 142 143 static inline int 144 iswlower (wint_t wc) 145 { 146 return wc >= 'a' && wc <= 'z'; 147 } 148 149 static inline int 150 iswprint (wint_t wc) 151 { 152 return wc >= ' ' && wc <= '~'; 153 } 154 155 static inline int 156 iswpunct (wint_t wc) 157 { 158 return (wc >= '!' && wc <= '~' 159 && !((wc >= '0' && wc <= '9') 160 || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z'))); 161 } 162 163 static inline int 164 iswspace (wint_t wc) 165 { 166 return (wc == ' ' || wc == '\t' 167 || wc == '\n' || wc == '\v' || wc == '\f' || wc == '\r'); 168 } 169 170 static inline int 171 iswupper (wint_t wc) 172 { 173 return wc >= 'A' && wc <= 'Z'; 174 } 175 176 static inline int 177 iswxdigit (wint_t wc) 178 { 179 return ((wc >= '0' && wc <= '9') 180 || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'F')); 181 } 182 183 # endif /* ! HAVE_ISWCNTRL */ 184 185 #endif /* _GL_WCTYPE_H */ 186 #endif /* _GL_WCTYPE_H */ 187