lib/libc/locale/__wctoint.h

   1 /* $NetBSD$ */
   2
   3 /*-
   4  * Copyright (c)2001 Citrus Project,
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  *      $Citrus: xpg4dl/FreeBSD/lib/libc/locale/__wctoint.h,v 1.1 2001/09/21 13:52:32 yamt Exp $
  29  */
  30
  31
  32 __inline static int
  33 __wctoint(wchar_t wc)
  34 {
  35         int n;
  36
  37         /* XXX I expect compiler to optimize this. :D */
  38         switch (wc) {
  39         case L'0': n = 0; break;
  40         case L'1': n = 1; break;
  41         case L'2': n = 2; break;
  42         case L'3': n = 3; break;
  43         case L'4': n = 4; break;
  44         case L'5': n = 5; break;
  45         case L'6': n = 6; break;
  46         case L'7': n = 7; break;
  47         case L'8': n = 8; break;
  48         case L'9': n = 9; break;
  49         case L'A': case L'a': n = 10; break;
  50         case L'B': case L'b': n = 11; break;
  51         case L'C': case L'c': n = 12; break;
  52         case L'D': case L'd': n = 13; break;
  53         case L'E': case L'e': n = 14; break;
  54         case L'F': case L'f': n = 15; break;
  55         case L'G': case L'g': n = 16; break;
  56         case L'H': case L'h': n = 17; break;
  57         case L'I': case L'i': n = 18; break;
  58         case L'J': case L'j': n = 19; break;
  59         case L'K': case L'k': n = 20; break;
  60         case L'L': case L'l': n = 21; break;
  61         case L'M': case L'm': n = 22; break;
  62         case L'N': case L'n': n = 23; break;
  63         case L'O': case L'o': n = 24; break;
  64         case L'P': case L'p': n = 25; break;
  65         case L'Q': case L'q': n = 26; break;
  66         case L'R': case L'r': n = 27; break;
  67         case L'S': case L's': n = 28; break;
  68         case L'T': case L't': n = 29; break;
  69         case L'U': case L'u': n = 30; break;
  70         case L'V': case L'v': n = 31; break;
  71         case L'W': case L'w': n = 32; break;
  72         case L'X': case L'x': n = 33; break;
  73         case L'Y': case L'y': n = 34; break;
  74         case L'Z': case L'z': n = 35; break;
  75         default: n = -1; break; /* error */
  76         }
  77
  78         return n;
  79 }