Retro68/Console/InitConsole.cc

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/*
Copyright 2014 Wolfgang Thaller.
This file is part of Retro68.
Retro68 is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Retro68 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Retro68. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string>
#include <Quickdraw.h>
#include <MacMemory.h>
#include <Sound.h>
#include <Events.h>
#include <Fonts.h>
#include <sys/types.h>
#include <string.h>
#include "MacUtils.h"
#include "Console.h"
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#include "ConsoleWindow.h"
namespace Retro
{
void InitConsole();
}
using namespace Retro;
void Retro::InitConsole()
{
if(Console::currentInstance)
return;
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#if !TARGET_API_MAC_CARBON
InitGraf(&qd.thePort);
InitFonts();
InitWindows();
InitMenus();
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Rect r = qd.screenBits.bounds;
#else
Rect r = (*GetMainDevice())->gdRect;
#endif
r.top += 40;
InsetRect(&r, 5,5);
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new ConsoleWindow(r, "\pRetro68 Console");
InitCursor();
}
extern "C" ssize_t _consolewrite(int fd, const void *buf, size_t count)
{
if(!Console::currentInstance)
InitConsole();
if(Console::currentInstance == (Console*)-1)
return 0;
Console::currentInstance->write((const char*)buf, count);
return count;
}
extern "C" ssize_t _consoleread(int fd, void *buf, size_t count)
{
if(!Console::currentInstance)
InitConsole();
if(Console::currentInstance == (Console*)-1)
return 0;
static std::string consoleBuf;
if(consoleBuf.size() == 0)
{
consoleBuf = Console::currentInstance->ReadLine() + "\n";
}
if(count > consoleBuf.size())
count = consoleBuf.size();
memcpy(buf, consoleBuf.data(), count);
consoleBuf = consoleBuf.substr(count);
return count;
}