diff options
Diffstat (limited to 'libc/sysdeps/linux/common/bits/uClibc_uwchar.h')
-rw-r--r-- | libc/sysdeps/linux/common/bits/uClibc_uwchar.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/uClibc_uwchar.h b/libc/sysdeps/linux/common/bits/uClibc_uwchar.h new file mode 100644 index 000000000..206191276 --- /dev/null +++ b/libc/sysdeps/linux/common/bits/uClibc_uwchar.h @@ -0,0 +1,56 @@ +/* Copyright (C) 2003 Manuel Novoa III + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* ATTENTION! ATTENTION! ATTENTION! ATTENTION! ATTENTION! + * + * Besides uClibc, I'm using this code in my libc for elks, which is + * a 16-bit environment with a fairly limited compiler. It would make + * things much easier for me if this file isn't modified unnecessarily. + * In particular, please put any new or replacement functions somewhere + * else, and modify the makefile to use your version instead. + * Thanks. Manuel + * + * ATTENTION! ATTENTION! ATTENTION! ATTENTION! ATTENTION! */ + + +/* Define an internal unsigned int type __uwchar_t just large enough + * to hold a wchar_t. + */ + +#ifndef _UCLIBC_UWCHAR_H +#define _UCLIBC_UWCHAR_H + +#include <limits.h> +#include <stdint.h> + +#if WCHAR_MIN == 0 +typedef wchar_t __uwchar_t; +#elif WCHAR_MAX <= USHRT_MAX +typedef unsigned short __uwchar_t; +#elif WCHAR_MAX <= UINT_MAX +typedef unsigned int __uwchar_t; +#elif WCHAR_MAX <= ULONG_MAX +typedef unsigned long __uwchar_t; +#elif defined(ULLONG_MAX) && (WCHAR_MAX <= ULLONG_MAX) +typedef unsigned long long __uwchar_t; +#elif WCHAR_MAX <= UINTMAX_MAX +typedef uintmax_t __uwchar_t; +#else +#error Can not determine an appropriate type for __uwchar_t! +#endif + +#endif /* _UCLIBC_UWCHAR_H */ |