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| version 1.1, 2012/02/21 22:57:48 | version 1.1.1.2, 2021/03/17 13:38:46 |
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| Line 1 | Line 1 |
| /* | /* |
| * Copyright (C) 1999-2004 Free Software Foundation, Inc. | * Copyright (C) 1999-2004, 2012 Free Software Foundation, Inc. |
| * This file is part of the GNU LIBICONV Library. | * This file is part of the GNU LIBICONV Library. |
| * | * |
| * The GNU LIBICONV Library is free software; you can redistribute it | * The GNU LIBICONV Library is free software; you can redistribute it |
| Line 14 | Line 14 |
| * | * |
| * You should have received a copy of the GNU Library General Public | * You should have received a copy of the GNU Library General Public |
| * License along with the GNU LIBICONV Library; see the file COPYING.LIB. | * License along with the GNU LIBICONV Library; see the file COPYING.LIB. |
| * If not, write to the Free Software Foundation, Inc., 51 Franklin Street, | * If not, see <https://www.gnu.org/licenses/>. |
| * Fifth Floor, Boston, MA 02110-1301, USA. | |
| */ | */ |
| /* | /* |
| Line 5907 static unsigned short ucs4_to_jisx0213 (ucs4_t ucs) | Line 5906 static unsigned short ucs4_to_jisx0213 (ucs4_t ucs) |
| unsigned short used = summary->used; | unsigned short used = summary->used; |
| unsigned int i = ucs & 0x0f; | unsigned int i = ucs & 0x0f; |
| if (used & ((unsigned short) 1 << i)) { | if (used & ((unsigned short) 1 << i)) { |
| /* Keep in `used' only the bits 0..i-1. */ | /* Keep in 'used' only the bits 0..i-1. */ |
| used &= ((unsigned short) 1 << i) - 1; | used &= ((unsigned short) 1 << i) - 1; |
| /* Add `summary->indx' and the number of bits set in `used'. */ | /* Add 'summary->indx' and the number of bits set in 'used'. */ |
| used = (used & 0x5555) + ((used & 0xaaaa) >> 1); | used = (used & 0x5555) + ((used & 0xaaaa) >> 1); |
| used = (used & 0x3333) + ((used & 0xcccc) >> 2); | used = (used & 0x3333) + ((used & 0xcccc) >> 2); |
| used = (used & 0x0f0f) + ((used & 0xf0f0) >> 4); | used = (used & 0x0f0f) + ((used & 0xf0f0) >> 4); |