diff options
Diffstat (limited to 'wctype/wctype_l.c')
-rw-r--r-- | wctype/wctype_l.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/wctype/wctype_l.c b/wctype/wctype_l.c new file mode 100644 index 0000000000..6a8d469fa8 --- /dev/null +++ b/wctype/wctype_l.c @@ -0,0 +1,53 @@ +/* Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996. + + The GNU C 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. + + The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <endian.h> +#include <string.h> +#include <wctype.h> +#include <locale/localeinfo.h> + +wctype_t +__wctype_l (const char *property, __locale_t locale) +{ + const char *names; + wctype_t result; + size_t proplen = strlen (property); + + names = locale->__locales[LC_CTYPE]->values[_NL_ITEM_INDEX (_NL_CTYPE_CLASS_NAMES)].string; + for (result = 1; result != 0; result <<= 1) + { + size_t nameslen = strlen (names); + + if (proplen == nameslen && memcmp (property, names, proplen) == 0) + break; + + names += nameslen + 1; + if (names[0] == '\0') + return 0; + } + +#if __BYTE_ORDER == __BIG_ENDIAN + return result; +#else +#define XSWAPU32(w) \ + ((((w) & 0xff00ff00) >> 8) | (((w) & 0xff00ff) << 8)) + + return XSWAPU32 (result); +#endif +} |