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-rw-r--r--qtermwidget/Pty.cpp320
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diff --git a/qtermwidget/Pty.cpp b/qtermwidget/Pty.cpp
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+++ b/qtermwidget/Pty.cpp
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+/*
+ This file is part of Konsole, an X terminal.
+ Copyright (C) 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
+
+ Rewritten for QT4 by e_k <e_k at users.sourceforge.net>, Copyright (C)2008
+
+ This program 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 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301 USA.
+*/
+
+// Own
+#include "Pty.h"
+
+// System
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>
+#include <termios.h>
+
+// Qt
+#include <QtCore>
+
+// KDE
+//#include <KStandardDirs>
+//#include <KLocale>
+//#include <KDebug>
+#include "kpty.h"
+
+using namespace Konsole;
+
+void Pty::donePty()
+{
+ emit done(exitStatus());
+}
+
+void Pty::setWindowSize(int lines, int cols)
+{
+ _windowColumns = cols;
+ _windowLines = lines;
+
+ if (pty()->masterFd() >= 0)
+ pty()->setWinSize(lines, cols);
+}
+QSize Pty::windowSize() const
+{
+ return QSize(_windowColumns,_windowLines);
+}
+
+void Pty::setXonXoff(bool enable)
+{
+ _xonXoff = enable;
+
+ if (pty()->masterFd() >= 0)
+ {
+ struct ::termios ttmode;
+ pty()->tcGetAttr(&ttmode);
+ if (!enable)
+ ttmode.c_iflag &= ~(IXOFF | IXON);
+ else
+ ttmode.c_iflag |= (IXOFF | IXON);
+ if (!pty()->tcSetAttr(&ttmode))
+ qWarning("Unable to set terminal attributes.");
+ }
+}
+
+void Pty::setUtf8Mode(bool enable)
+{
+#ifdef IUTF8 // XXX not a reasonable place to check it.
+ _utf8 = enable;
+
+ if (pty()->masterFd() >= 0)
+ {
+ struct ::termios ttmode;
+ pty()->tcGetAttr(&ttmode);
+ if (!enable)
+ ttmode.c_iflag &= ~IUTF8;
+ else
+ ttmode.c_iflag |= IUTF8;
+ if (!pty()->tcSetAttr(&ttmode))
+ qWarning("Unable to set terminal attributes.");
+ }
+#endif
+}
+
+void Pty::setErase(char erase)
+{
+ _eraseChar = erase;
+
+ if (pty()->masterFd() >= 0)
+ {
+ struct ::termios ttmode;
+
+ pty()->tcGetAttr(&ttmode);
+
+ ttmode.c_cc[VERASE] = erase;
+
+ if (!pty()->tcSetAttr(&ttmode))
+ qWarning("Unable to set terminal attributes.");
+ }
+}
+
+char Pty::erase() const
+{
+ if (pty()->masterFd() >= 0)
+ {
+ qDebug() << "Getting erase char";
+ struct ::termios ttyAttributes;
+ pty()->tcGetAttr(&ttyAttributes);
+ return ttyAttributes.c_cc[VERASE];
+ }
+
+ return _eraseChar;
+}
+
+void Pty::addEnvironmentVariables(const QStringList& environment)
+{
+ QListIterator<QString> iter(environment);
+ while (iter.hasNext())
+ {
+ QString pair = iter.next();
+
+ // split on the first '=' character
+ int pos = pair.indexOf('=');
+
+ if ( pos >= 0 )
+ {
+ QString variable = pair.left(pos);
+ QString value = pair.mid(pos+1);
+
+ //kDebug() << "Setting environment pair" << variable <<
+ // " set to " << value;
+
+ setEnvironment(variable,value);
+ }
+ }
+}
+
+int Pty::start(const QString& program,
+ const QStringList& programArguments,
+ const QStringList& environment,
+ ulong winid,
+ bool addToUtmp
+// const QString& dbusService,
+// const QString& dbusSession)
+ )
+{
+ clearArguments();
+
+ setBinaryExecutable(program.toLatin1());
+
+ addEnvironmentVariables(environment);
+
+ QStringListIterator it( programArguments );
+ while (it.hasNext())
+ arguments.append( it.next().toUtf8() );
+
+// if ( !dbusService.isEmpty() )
+// setEnvironment("KONSOLE_DBUS_SERVICE",dbusService);
+// if ( !dbusSession.isEmpty() )
+// setEnvironment("KONSOLE_DBUS_SESSION", dbusSession);
+
+ setEnvironment("WINDOWID", QString::number(winid));
+
+ // unless the LANGUAGE environment variable has been set explicitly
+ // set it to a null string
+ // this fixes the problem where KCatalog sets the LANGUAGE environment
+ // variable during the application's startup to something which
+ // differs from LANG,LC_* etc. and causes programs run from
+ // the terminal to display mesages in the wrong language
+ //
+ // this can happen if LANG contains a language which KDE
+ // does not have a translation for
+ //
+ // BR:149300
+ if (!environment.contains("LANGUAGE"))
+ setEnvironment("LANGUAGE",QString());
+
+ setUsePty(All, addToUtmp);
+
+ pty()->open();
+
+ struct ::termios ttmode;
+ pty()->tcGetAttr(&ttmode);
+ if (!_xonXoff)
+ ttmode.c_iflag &= ~(IXOFF | IXON);
+ else
+ ttmode.c_iflag |= (IXOFF | IXON);
+#ifdef IUTF8 // XXX not a reasonable place to check it.
+ if (!_utf8)
+ ttmode.c_iflag &= ~IUTF8;
+ else
+ ttmode.c_iflag |= IUTF8;
+#endif
+
+ if (_eraseChar != 0)
+ ttmode.c_cc[VERASE] = _eraseChar;
+
+ if (!pty()->tcSetAttr(&ttmode))
+ qWarning("Unable to set terminal attributes.");
+
+ pty()->setWinSize(_windowLines, _windowColumns);
+
+ if ( K3Process::start(NotifyOnExit, (Communication) (Stdin | Stdout)) == false )
+ return -1;
+
+ resume(); // Start...
+ return 0;
+
+}
+
+void Pty::setWriteable(bool writeable)
+{
+ struct stat sbuf;
+ stat(pty()->ttyName(), &sbuf);
+ if (writeable)
+ chmod(pty()->ttyName(), sbuf.st_mode | S_IWGRP);
+ else
+ chmod(pty()->ttyName(), sbuf.st_mode & ~(S_IWGRP|S_IWOTH));
+}
+
+Pty::Pty()
+ : _bufferFull(false),
+ _windowColumns(0),
+ _windowLines(0),
+ _eraseChar(0),
+ _xonXoff(true),
+ _utf8(true)
+{
+ connect(this, SIGNAL(receivedStdout(K3Process *, char *, int )),
+ this, SLOT(dataReceived(K3Process *,char *, int)));
+ connect(this, SIGNAL(processExited(K3Process *)),
+ this, SLOT(donePty()));
+ connect(this, SIGNAL(wroteStdin(K3Process *)),
+ this, SLOT(writeReady()));
+ _pty = new KPty;
+
+ setUsePty(All, false); // utmp will be overridden later
+}
+
+Pty::~Pty()
+{
+ delete _pty;
+}
+
+void Pty::writeReady()
+{
+ _pendingSendJobs.erase(_pendingSendJobs.begin());
+ _bufferFull = false;
+ doSendJobs();
+}
+
+void Pty::doSendJobs() {
+ if(_pendingSendJobs.isEmpty())
+ {
+ emit bufferEmpty();
+ return;
+ }
+
+ SendJob& job = _pendingSendJobs.first();
+
+
+ if (!writeStdin( job.data(), job.length() ))
+ {
+ qWarning("Pty::doSendJobs - Could not send input data to terminal process.");
+ return;
+ }
+ _bufferFull = true;
+}
+
+void Pty::appendSendJob(const char* s, int len)
+{
+ _pendingSendJobs.append(SendJob(s,len));
+}
+
+void Pty::sendData(const char* s, int len)
+{
+ appendSendJob(s,len);
+ if (!_bufferFull)
+ doSendJobs();
+}
+
+void Pty::dataReceived(K3Process *,char *buf, int len)
+{
+ emit receivedData(buf,len);
+}
+
+void Pty::lockPty(bool lock)
+{
+ if (lock)
+ suspend();
+ else
+ resume();
+}
+
+int Pty::foregroundProcessGroup() const
+{
+ int pid = tcgetpgrp(pty()->masterFd());
+
+ if ( pid != -1 )
+ {
+ return pid;
+ }
+
+ return 0;
+}
+
+//#include "moc_Pty.cpp"
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