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/* This file is part of the KDE project
Copyright 2002 John Firebaugh <jfirebaugh@kde.org>
Copyright 2007 Andreas Pakulat <apaku@gmx.de>
Copyright 2007 Oswald Buddenhagen <ossi@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "processlinemaker.h"
#include <QProcess>
#include <QStringList>
namespace KDevelop {
class ProcessLineMakerPrivate
{
public:
QByteArray stdoutbuf;
QByteArray stderrbuf;
ProcessLineMaker* p;
QProcess* m_proc;
explicit ProcessLineMakerPrivate(ProcessLineMaker* maker)
: p(maker)
{
}
void slotReadyReadStdout()
{
stdoutbuf += m_proc->readAllStandardOutput();
processStdOut();
}
static QStringList streamToStrings(QByteArray& data)
{
QStringList lineList;
int pos;
while ((pos = data.indexOf('\n')) != -1) {
if (pos > 0 && data.at(pos - 1) == '\r')
lineList << QString::fromLocal8Bit(data.constData(), pos - 1);
else
lineList << QString::fromLocal8Bit(data.constData(), pos);
data.remove(0, pos + 1);
}
return lineList;
}
void processStdOut()
{
emit p->receivedStdoutLines(streamToStrings(stdoutbuf));
}
void slotReadyReadStderr()
{
stderrbuf += m_proc->readAllStandardError();
processStdErr();
}
void processStdErr()
{
emit p->receivedStderrLines(streamToStrings(stderrbuf));
}
};
ProcessLineMaker::ProcessLineMaker(QObject* parent)
: QObject(parent)
, d_ptr(new ProcessLineMakerPrivate(this))
{
}
ProcessLineMaker::ProcessLineMaker(QProcess* proc, QObject* parent)
: QObject(parent)
, d_ptr(new ProcessLineMakerPrivate(this))
{
Q_D(ProcessLineMaker);
d->m_proc = proc;
connect(proc, &QProcess::readyReadStandardOutput,
this, [this] {
Q_D(ProcessLineMaker);
d->slotReadyReadStdout();
});
connect(proc, &QProcess::readyReadStandardError,
this, [this] {
Q_D(ProcessLineMaker);
d->slotReadyReadStderr();
});
}
ProcessLineMaker::~ProcessLineMaker() = default;
void ProcessLineMaker::slotReceivedStdout(const QByteArray& buffer)
{
Q_D(ProcessLineMaker);
d->stdoutbuf += buffer;
d->processStdOut();
}
void ProcessLineMaker::slotReceivedStderr(const QByteArray& buffer)
{
Q_D(ProcessLineMaker);
d->stderrbuf += buffer;
d->processStdErr();
}
void ProcessLineMaker::discardBuffers()
{
Q_D(ProcessLineMaker);
d->stderrbuf.truncate(0);
d->stdoutbuf.truncate(0);
}
void ProcessLineMaker::flushBuffers()
{
Q_D(ProcessLineMaker);
if (!d->stdoutbuf.isEmpty())
emit receivedStdoutLines(QStringList(QString::fromLocal8Bit(d->stdoutbuf)));
if (!d->stderrbuf.isEmpty())
emit receivedStderrLines(QStringList(QString::fromLocal8Bit(d->stderrbuf)));
discardBuffers();
}
}
#include "moc_processlinemaker.cpp"
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