1 | /* |
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2 | FUNCTION |
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3 | <<wcslen>>---get wide-character string length |
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4 | |
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5 | SYNOPSIS |
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6 | #include <wchar.h> |
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7 | size_t wcslen(const wchar_t *<[s]>); |
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8 | |
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9 | DESCRIPTION |
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10 | The <<wcslen>> function computes the number of wide-character codes |
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11 | in the wide-character string to which <[s]> points, not including the |
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12 | terminating null wide-character code. |
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13 | |
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14 | RETURNS |
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15 | The <<wcslen>> function returns the length of <[s]>; no return value is |
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16 | reserved to indicate an error. |
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17 | |
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18 | PORTABILITY |
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19 | <<wcslen>> is ISO/IEC 9899/AMD1:1995 (ISO C). |
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20 | |
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21 | No supporting OS subroutines are required. |
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22 | */ |
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23 | |
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24 | /* $NetBSD: wcslen.c,v 1.1 2000/12/23 23:14:36 itojun Exp $ */ |
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25 | |
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26 | /*- |
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27 | * Copyright (c)1999 Citrus Project, |
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28 | * All rights reserved. |
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29 | * |
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30 | * Redistribution and use in source and binary forms, with or without |
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31 | * modification, are permitted provided that the following conditions |
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32 | * are met: |
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33 | * 1. Redistributions of source code must retain the above copyright |
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34 | * notice, this list of conditions and the following disclaimer. |
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35 | * 2. Redistributions in binary form must reproduce the above copyright |
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36 | * notice, this list of conditions and the following disclaimer in the |
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37 | * documentation and/or other materials provided with the distribution. |
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38 | * |
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39 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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40 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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42 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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43 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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44 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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45 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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46 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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47 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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48 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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49 | * SUCH DAMAGE. |
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50 | * |
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51 | * citrus Id: wcslen.c,v 1.1 1999/12/29 21:47:45 tshiozak Exp |
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52 | */ |
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53 | |
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54 | #include <_ansi.h> |
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55 | #include <wchar.h> |
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56 | |
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57 | size_t |
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58 | wcslen (const wchar_t * s) |
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59 | { |
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60 | const wchar_t *p; |
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61 | |
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62 | p = s; |
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63 | while (*p) |
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64 | p++; |
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65 | |
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66 | return p - s; |
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67 | } |
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