51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
/*
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* barrier -- mouse and keyboard sharing utility
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* Copyright (C) 2008 Debauchee Open Source Group
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file LICENSE that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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// windows doesn't have a unistd.h so this class won't work as-written.
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// at the moment barrier doesn't need this functionality on windows so
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// it's left as a stub to be optimized out
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#if defined(_WIN32)
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class NonBlockingStream
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{
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public:
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bool try_read_char(char &ch) const { return false; };
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};
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#else // non-windows platforms
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struct termios;
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class NonBlockingStream
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{
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public:
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explicit NonBlockingStream(int fd = 0);
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~NonBlockingStream();
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bool try_read_char(char &ch) const;
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void restoreTerminal(void) const;
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private:
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int _fd;
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termios * _p_ta_previous;
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int _cntl_previous;
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};
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#endif
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