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Diffstat (limited to 'lib/unistring/unictype/bitmap.h')
-rw-r--r-- | lib/unistring/unictype/bitmap.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/lib/unistring/unictype/bitmap.h b/lib/unistring/unictype/bitmap.h deleted file mode 100644 index 60751ec6c4..0000000000 --- a/lib/unistring/unictype/bitmap.h +++ /dev/null @@ -1,57 +0,0 @@ -/* Three-level bitmap lookup. - Copyright (C) 2000-2002, 2005-2007, 2009-2016 Free Software Foundation, Inc. - Written by Bruno Haible <bruno@clisp.org>, 2000-2002. - - This program is free software: you can redistribute it and/or modify it - under the terms of either: - - * the GNU Lesser General Public License as published - by the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - or - - * the GNU General Public License as published by the Free - Software Foundation; either version 2 of the License, or - (at your option) any later version. - - or both in parallel, as here. - - This program 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. */ - -static inline int bitmap_lookup (const void *table, ucs4_t uc); - -/* These values are currently hardcoded into gen-ctype.c. */ -#define header_0 16 -#define header_2 9 -#define header_3 127 -#define header_4 15 - -static inline int -bitmap_lookup (const void *table, ucs4_t uc) -{ - unsigned int index1 = uc >> header_0; - if (index1 < ((const int *) table)[0]) - { - int lookup1 = ((const int *) table)[1 + index1]; - if (lookup1 >= 0) - { - unsigned int index2 = (uc >> header_2) & header_3; - int lookup2 = ((const short *) table)[lookup1 + index2]; - if (lookup2 >= 0) - { - unsigned int index3 = (uc >> 5) & header_4; - unsigned int lookup3 = ((const int *) table)[lookup2 + index3]; - - return (lookup3 >> (uc & 0x1f)) & 1; - } - } - } - return 0; -} |