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4349 | Serge | 1 | /* Copyright (c) 2002 Red Hat Incorporated. |
2 | All rights reserved. |
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3 | |||
4 | Redistribution and use in source and binary forms, with or without |
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5 | modification, are permitted provided that the following conditions are met: |
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6 | |||
7 | Redistributions of source code must retain the above copyright |
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8 | notice, this list of conditions and the following disclaimer. |
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9 | |||
10 | Redistributions in binary form must reproduce the above copyright |
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11 | notice, this list of conditions and the following disclaimer in the |
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12 | documentation and/or other materials provided with the distribution. |
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13 | |||
14 | The name of Red Hat Incorporated may not be used to endorse |
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15 | or promote products derived from this software without specific |
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16 | prior written permission. |
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17 | |||
18 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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19 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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20 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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21 | ARE DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY |
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22 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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23 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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24 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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25 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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26 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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27 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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28 | */ |
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29 | |||
30 | /* |
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31 | FUNCTION |
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32 | < |
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33 | |||
34 | INDEX |
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35 | iswblank |
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36 | |||
37 | ANSI_SYNOPSIS |
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38 | #include |
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39 | int iswblank(wint_t <[c]>); |
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40 | |||
41 | TRAD_SYNOPSIS |
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42 | #include |
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43 | int iswblank(<[c]>) |
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44 | wint_t <[c]>; |
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45 | |||
46 | DESCRIPTION |
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47 | < |
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48 | are categorized as blank. |
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49 | |||
50 | RETURNS |
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51 | < |
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52 | |||
53 | PORTABILITY |
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54 | < |
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55 | |||
56 | No supporting OS subroutines are required. |
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57 | */ |
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58 | #include <_ansi.h> |
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59 | #include |
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60 | #include |
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61 | #include |
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62 | #include |
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63 | #include "local.h" |
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64 | |||
65 | int |
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66 | _DEFUN(iswblank,(c), wint_t c) |
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67 | { |
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68 | #ifdef _MB_CAPABLE |
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69 | c = _jp2uc (c); |
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70 | /* Based on Unicode 5.2. Control char 09, plus all characters |
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71 | from general category "Zs", which are not marked as decomposition |
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72 | type "noBreak". */ |
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73 | return (c == 0x0009 || c == 0x0020 || |
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74 | c == 0x1680 || c == 0x180e || |
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75 | (c >= 0x2000 && c <= 0x2006) || |
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76 | (c >= 0x2008 && c <= 0x200a) || |
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77 | c == 0x205f || c == 0x3000); |
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78 | #else |
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79 | return (c < 0x100 ? isblank (c) : 0); |
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80 | #endif /* _MB_CAPABLE */ |
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81 | }>=>=> |
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82 |