lib/mbchar.c

   1 /* Copyright (C) 2001, 2006, 2009-2020 Free Software Foundation, Inc.
   2
   3    This program is free software: you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  15
  16
  17 #include <config.h>
  18
  19 #define MBCHAR_INLINE _GL_EXTERN_INLINE
  20
  21 #include <limits.h>
  22
  23 #include "mbchar.h"
  24
  25 #if IS_BASIC_ASCII
  26
  27 /* Bit table of characters in the ISO C "basic character set".  */
  28 const unsigned int is_basic_table [UCHAR_MAX / 32 + 1] =
  29 {
  30   0x00001a00,           /* '\t' '\v' '\f' */
  31   0xffffffef,           /* ' '...'#' '%'...'?' */
  32   0xfffffffe,           /* 'A'...'Z' '[' '\\' ']' '^' '_' */
  33   0x7ffffffe            /* 'a'...'z' '{' '|' '}' '~' */
  34   /* The remaining bits are 0.  */
  35 };
  36
  37 #endif /* IS_BASIC_ASCII */