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1 /*******************************************************************************
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2
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3 copyright: Copyright (c) 2004 Tango group. All rights reserved
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4
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5 license: BSD style: $(LICENSE)
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6
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7 version: Initial release: July 2006
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8
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9
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10 Various low-level console oriented utilities
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11
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12 *******************************************************************************/
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13
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14 module util.console;
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15
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16 private import util.string;
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17
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18 version (Win32)
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19 {
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20 private extern (Windows) int GetStdHandle (int);
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21 private extern (Windows) int WriteFile (int, char*, int, int*, void*);
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22 }
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23
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24 else
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25
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26 version (Posix)
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27 {
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28 private extern (C) ptrdiff_t write (int, void*, size_t);
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29 }
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30
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31 /+
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32 // emit a char[] to the console. Note that Win32 does not handle utf8, but
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33 // then neither does fprintf (stderr). This will handle redirection though.
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34 // May need to remedy the utf8 issue
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35 int console (char[] s)
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36 {
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37 version (Win32)
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38 {
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39 int count;
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40 if (WriteFile (GetStdHandle(0xfffffff5), s.ptr, s.length, &count, null))
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41 return count;
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42 return -1;
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43 }
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44 else
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45 version (Posix)
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46 {
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47 return write (2, s.ptr, s.length);
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48 }
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49 }
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50
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51 // emit an integer to the console
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52 int console (uint i)
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53 {
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54 char[10] tmp = void;
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55
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56 return console (intToUtf8 (tmp, i));
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57 }
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58 +/
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59
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60 struct Console
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61 {
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62 Console opCall (char[] s)
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63 {
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64 version (Win32)
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65 {
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66 int count;
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67 WriteFile (GetStdHandle(0xfffffff5), s.ptr, s.length, &count, null);
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68 }
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69 else
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70 version (Posix)
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71 {
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72 write (2, s.ptr, s.length);
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73 }
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74 return *this;
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75 }
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76
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77 // emit an integer to the console
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78 Console opCall (uint i)
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79 {
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80 char[10] tmp = void;
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81
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82 return console (intToUtf8 (tmp, i));
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83 }
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84 }
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85
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86 Console console;
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