forked from Mirrors/openclonk
89 lines
1.6 KiB
C++
89 lines
1.6 KiB
C++
/*
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* OpenClonk, http://www.openclonk.org
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*
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* Copyright (c) 2005, Peter Wortmann
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* Copyright (c) 2005-2006, Günther Brammer
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* Copyright (c) 2010-2016, The OpenClonk Team and contributors
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*
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* Distributed under the terms of the ISC license; see accompanying file
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* "COPYING" for details.
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*
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* "Clonk" is a registered trademark of Matthes Bender, used with permission.
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* See accompanying file "TRADEMARK" for details.
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*
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* To redistribute this file separately, substitute the full license texts
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* for the above references.
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*/
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#include "C4Include.h"
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#include "platform/C4StdInProc.h"
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#include "game/C4Application.h"
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#ifdef HAVE_LIBREADLINE
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#include <readline.h>
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#include <history.h>
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static void readline_callback (char * line)
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{
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if (!line)
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{
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Application.Quit();
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}
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else
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{
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Application.OnCommand(line);
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}
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if (line && *line)
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{
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add_history (line);
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}
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free(line);
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}
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C4StdInProc::C4StdInProc()
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{
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rl_callback_handler_install ("", readline_callback);
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}
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C4StdInProc::~C4StdInProc()
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{
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rl_callback_handler_remove();
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}
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bool C4StdInProc::Execute(int iTimeout, pollfd *)
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{
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rl_callback_read_char();
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return true;
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}
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#else
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C4StdInProc::C4StdInProc() = default;
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C4StdInProc::~C4StdInProc() = default;
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bool C4StdInProc::Execute(int iTimeout, pollfd *)
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{
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// Surely not the most efficient way to do it, but we won't have to read much data anyway.
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char c;
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if (read(0, &c, 1) != 1)
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{
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Application.Quit();
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return false;
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}
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if (c == '\n')
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{
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if (!CmdBuf.isNull())
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{
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Application.OnCommand(CmdBuf.getData());
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CmdBuf.Clear();
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}
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}
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else if (isprint((unsigned char)c))
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CmdBuf.AppendChar(c);
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return true;
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}
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#endif /* HAVE_LIBREADLINE */
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