| 1 | // |
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| 2 | // TxWin, Textmode Windowing Library |
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| 3 | // |
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| 4 | // Original code Copyright (c) 1995-2005 Fsys Software and Jan van Wijk |
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| 5 | // |
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| 6 | // ========================================================================== |
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| 7 | // |
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| 8 | // This file contains Original Code and/or Modifications of Original Code as |
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| 9 | // defined in and that are subject to the GNU Lesser General Public License. |
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| 10 | // You may not use this file except in compliance with the License. |
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| 11 | // BY USING THIS FILE YOU AGREE TO ALL TERMS AND CONDITIONS OF THE LICENSE. |
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| 12 | // A copy of the License is provided with the Original Code and Modifications, |
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| 13 | // and is also available at http://www.dfsee.com/txwin/lgpl.htm |
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| 14 | // |
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| 15 | // This library is free software; you can redistribute it and/or modify |
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| 16 | // it under the terms of the GNU Lesser General Public License as published |
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| 17 | // by the Free Software Foundation; either version 2.1 of the License, |
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| 18 | // or (at your option) any later version. |
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| 19 | // |
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| 20 | // This library is distributed in the hope that it will be useful, |
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| 21 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 22 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| 23 | // See the GNU Lesser General Public License for more details. |
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| 24 | // |
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| 25 | // You should have received a copy of the GNU Lesser General Public License |
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| 26 | // along with this library; (lgpl.htm) if not, write to the Free Software |
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| 27 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 28 | // |
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| 29 | // Questions on TxWin licensing can be directed to: txwin@fsys.nl |
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| 30 | // |
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| 31 | // ========================================================================== |
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| 32 | // |
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| 33 | // Kbhit replacement for IBM C++ multithreaded run-time library |
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| 34 | // Avoids wait-for-key when kbhit() is called |
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| 35 | // |
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| 36 | // Author: J. van Wijk |
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| 37 | // |
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| 38 | // JvW 27-12-98 Initial version, split off from ansilog.c |
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| 39 | |
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| 40 | #include <txlib.h> |
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| 41 | |
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| 42 | #if defined (DEV32) |
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| 43 | int kbhit (void); // replacement for kbhit avoids |
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| 44 | int kbhit (void) // hang with IBMCPP 3.6 runtime |
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| 45 | { |
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| 46 | KBDKEYINFO kbinfo; // keyboard info structure |
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| 47 | int hit = 0; |
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| 48 | |
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| 49 | if (KbdPeek( &kbinfo, 0) == NO_ERROR) |
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| 50 | { |
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| 51 | if (kbinfo.fbStatus & 0x40) |
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| 52 | { |
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| 53 | hit = 1; |
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| 54 | } |
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| 55 | } |
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| 56 | return(hit); |
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| 57 | } |
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| 58 | #endif |
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