Aegis: common/ac/wctype.h Source File

00001 //
00002 //      aegis - project change supervisor
00003 //      Copyright (C) 1996, 1998, 2002, 2004-2006, 2008 Peter Miller
00004 //
00005 //      This program is free software; you can redistribute it and/or modify
00006 //      it under the terms of the GNU General Public License as published by
00007 //      the Free Software Foundation; either version 3 of the License, or
00008 //      (at your option) any later version.
00009 //
00010 //      This program is distributed in the hope that it will be useful,
00011 //      but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 //      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 //      GNU General Public License for more details.
00014 //
00015 //      You should have received a copy of the GNU General Public License
00016 //      along with this program. If not, see
00017 //      <http://www.gnu.org/licenses/>.
00018 //
00019 
00020 #ifndef COMMON_AC_WCTYPE_H
00021 #define COMMON_AC_WCTYPE_H
00022 
00023 //
00024 // Often needed, if <wctype.h> is implemented in terms of <ctype.h>.
00025 // Not strictly ANSI C standard conforming.
00026 //
00027 #include <common/ac/ctype.h>
00028 
00029 //
00030 // Often needed, particularly to implement the dummy functions if real
00031 // ones aren't present.  Not strictly ANSI C standard conforming.
00032 //
00033 #include <common/ac/stddef.h>
00034 
00035 // Solaris bug 1250837: include wchar.h before widec.h
00036 #include <common/ac/wchar.h>
00037 
00038 //
00039 // Silicon Graphics
00040 //
00041 #if HAVE_WIDEC_H
00042 #include <widec.h>
00043 #endif
00044 
00045 #if HAVE_WCTYPE_H
00046 #include <wctype.h>
00047 #endif
00048 
00049 //
00050 // The ANSI C standard states that wint_t symbol shall be defined by
00051 // <wchar.h> and <wctype.h>.  The GNU people also define it in <stddef.h>,
00052 // but this is incorrect.
00053 //
00054 #ifndef HAVE_WINT_T
00055 #define HAVE_WINT_T 1
00056 typedef wchar_t wint_t;
00057 #endif
00058 
00059 #if !HAVE_WCTYPE_H
00060 #include <common/main.h>
00061 int iswalnum(wint_t);
00062 int iswdigit(wint_t);
00063 int iswlower(wint_t);
00064 int iswprint(wint_t);
00065 int iswpunct(wint_t);
00066 int iswspace(wint_t);
00067 int iswupper(wint_t);
00068 wint_t towlower(wint_t);
00069 wint_t towupper(wint_t);
00070 #endif
00071 
00072 //
00073 // HAVE_ISWPRINT is only set if (a) there is a have_iswprint function,
00074 // and (b) it works for ascii.  It is assumed that if iswprint is absent
00075 // or brain-dead, then so are the rest.
00076 //
00077 // This code copes with the case where (a) it exists, (b) it is broken,
00078 // and (c) it is defined in <wctype.h>
00079 //
00080 #if !HAVE_ISWPRINT
00081 
00082 #ifdef iswprint
00083 #undef iswprint
00084 #endif
00085 
00086 #ifdef iswspace
00087 #undef iswspace
00088 #endif
00089 
00090 #ifdef iswpunct
00091 #undef iswpunct
00092 #endif
00093 
00094 #ifdef iswupper
00095 #undef iswupper
00096 #endif
00097 
00098 #ifdef iswlower
00099 #undef iswlower
00100 #endif
00101 
00102 #ifdef iswdigit
00103 #undef iswdigit
00104 #endif
00105 
00106 #ifdef iswalnum
00107 #undef iswalnum
00108 #endif
00109 
00110 #ifdef towupper
00111 #undef towupper
00112 #endif
00113 
00114 #ifdef towlower
00115 #undef towlower
00116 #endif
00117 
00118 #endif // !HAVE_ISWPRINT
00119 
00120 #endif // COMMON_AC_WCTYPE_H