[855] | 1 | /**************************************************************************
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| 2 | *
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| 3 | * FileBuf.cpp -- File buffer
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| 4 | * Copyright (C) 1999 Rodger McNab
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 19 | *
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| 20 | * $Id: FileBuf.cpp 855 2000-01-14 02:17:52Z sjboddie $
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| 21 | *
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| 22 | **************************************************************************/
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| 23 |
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| 24 | #include "FileBuf.h"
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| 25 | #include "sysfuncs.h"
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| 26 |
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| 27 |
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| 28 | bool FileBuf::NextBuf () {
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| 29 | if (fd < 0) return false;
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| 30 |
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| 31 | int numbytes = read (fd, buf, FILEBUFSIZE);
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| 32 | if (numbytes < 0) numbytes = 0;
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| 33 |
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| 34 | here = buf;
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| 35 | end = here + numbytes;
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| 36 |
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| 37 | return (numbytes > 0);
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| 38 | }
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| 39 |
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| 40 | FileBuf::FileBuf () {
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| 41 | here = end = buf;
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| 42 | fd = -1;
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| 43 | }
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| 44 |
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| 45 | void FileBuf::SetFD (int _fd) {
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| 46 | here = end = buf;
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| 47 | fd = _fd;
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| 48 | }
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| 49 |
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