--- /dev/null
+/* $Id$
+
+This file is part of libmspio
+Copyright © 2008 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#ifndef WIN32
+#include <errno.h>
+#include <fcntl.h>
+#include <termios.h>
+#endif
+#include <msp/core/except.h>
+#include "console.h"
+
+namespace {
+
+#ifndef WIN32
+termios orig_attr;
+#endif
+
+} // namespace
+
+namespace Msp {
+namespace IO {
+
+Console::Console(unsigned n)
+{
+ if(n>2)
+ throw InvalidParameterValue("Invalid parameter for Console::Console");
+
+ mode=(n==0 ? M_READ : M_WRITE);
+
+#ifdef WIN32
+ switch(n)
+ {
+ case 0: handle=GetStdHandle(STD_INPUT_HANDLE); break;
+ case 1: handle=GetStdHandle(STD_OUTPUT_HANDLE); break;
+ case 2: handle=GetStdHandle(STD_ERROR_HANDLE); break;
+ }
+#else
+ handle=n;
+
+ if(handle==0)
+ tcgetattr(handle, &orig_attr);
+#endif
+}
+
+Console::~Console()
+{
+#ifndef WIN32
+ if(handle==0)
+ tcsetattr(handle, TCSADRAIN, &orig_attr);
+#endif
+}
+
+void Console::set_block(bool b)
+{
+#ifdef WIN32
+ // XXX Dunno how to do this in win32
+ (void)b;
+#else
+ int flags=fcntl(0, F_GETFL);
+ flags=(flags&~O_NONBLOCK) | (b?0:O_NONBLOCK);
+ fcntl(0, F_SETFL, flags);
+#endif
+}
+
+void Console::set_local_echo(bool e)
+{
+ if(!(mode&M_READ))
+ throw InvalidState("Local echo can only be set on input console");
+
+#ifdef WIN32
+ DWORD m;
+ GetConsoleMode(handle, &m);
+ SetConsoleMode(handle, (m&~ENABLE_ECHO_INPUT) | (e?ENABLE_ECHO_INPUT:0));
+#else
+ termios t;
+ tcgetattr(0, &t);
+ t.c_lflag=(t.c_lflag&~ECHO) | (e?ECHO:0);
+ tcsetattr(0, TCSADRAIN, &t);
+#endif
+}
+
+void Console::set_line_buffer(bool l)
+{
+ if(!(mode&M_READ))
+ throw InvalidState("Line buffering can only be set on input console");
+
+#ifdef WIN32
+ DWORD m;
+ GetConsoleMode(handle, &m);
+ SetConsoleMode(handle, (m&~ENABLE_LINE_INPUT) | (l?ENABLE_LINE_INPUT:0));
+#else
+ // XXX ICANON does more than just set line buffering, may need a bit more thought
+ termios t;
+ tcgetattr(0, &t);
+ t.c_lflag=(t.c_lflag&~ICANON) | (l?ICANON:0);
+ tcsetattr(0, TCSADRAIN, &t);
+#endif
+}
+
+Handle Console::get_event_handle()
+{
+ return 0;
+}
+
+unsigned Console::do_write(const char *buf, unsigned len)
+{
+ if(!(mode&M_WRITE))
+ throw InvalidState("Console is not writable");
+
+#ifdef WIN32
+ DWORD ret;
+ if(!WriteFile(handle, buf, len, &ret, 0))
+ throw SystemError("Writing to console failed", GetLastError());
+#else
+ int ret=::write(1, buf, len);
+ if(ret==-1)
+ throw SystemError("Writing to console failed", errno);
+#endif
+
+ return ret;
+}
+
+unsigned Console::do_read(char *buf, unsigned len)
+{
+ if(!(mode&M_READ))
+ throw InvalidState("Console is not readable");
+
+#ifdef WIN32
+ DWORD ret;
+ if(!ReadFile(handle, buf, len, &ret, 0))
+ throw SystemError("Reading from console failed", GetLastError());
+#else
+ int ret=::read(0, buf, len);
+ if(ret==-1)
+ {
+ if(errno==EAGAIN)
+ return 0;
+ else
+ throw SystemError("Reading from console failed", errno);
+ }
+ else if(ret==0)
+ eof_flag=true;
+#endif
+
+ return ret;
+}
+
+Console &Console::instance(unsigned n)
+{
+ static Console in(0);
+ static Console out(1);
+ static Console err(2);
+
+ switch(n)
+ {
+ case 0: return in;
+ case 1: return out;
+ case 2: return err;
+ }
+
+ throw InvalidParameterValue("Unknown Console instance requested");
+}
+
+Console &cin=Console::instance(0);
+Console &cout=Console::instance(1);
+Console &cerr=Console::instance(2);
+
+} // namespace IO
+} // namespace Msp