diff options
Diffstat (limited to 'kioslave/audiocd/plugins/lame/collectingprocess.cpp')
-rw-r--r-- | kioslave/audiocd/plugins/lame/collectingprocess.cpp | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/kioslave/audiocd/plugins/lame/collectingprocess.cpp b/kioslave/audiocd/plugins/lame/collectingprocess.cpp new file mode 100644 index 00000000..b3a13755 --- /dev/null +++ b/kioslave/audiocd/plugins/lame/collectingprocess.cpp @@ -0,0 +1,134 @@ +/* + collectingprocess.cpp + + This file is part of libkdepim. + Copyright (c) 2004 Ingo Kloecker <kloecker@kde.org> + + This library 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 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 + 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 + + In addition, as a special exception, the copyright holders give + permission to link the code of this program with any edition of + the Qt library by Trolltech AS, Norway (or with modified versions + of Qt that use the same license as Qt), and distribute linked + combinations including the two. You must obey the GNU General + Public License in all respects for all of the code used other than + Qt. If you modify this file, you may extend this exception to + your version of the file, but you are not obligated to do so. If + you do not wish to do so, delete this exception statement from + your version. +*/ + +#include "collectingprocess.h" + +#include <qvaluelist.h> + +#include <string.h> + +struct CollectingProcess::Private { + Private() : stdoutSize( 0 ), stderrSize( 0 ) + {} + + uint stdoutSize; + QValueList<QByteArray> stdoutBuffer; + uint stderrSize; + QValueList<QByteArray> stderrBuffer; +}; + + +CollectingProcess::CollectingProcess( QObject * parent, const char * name ) + : KProcess( parent, name ) +{ + d = new Private(); +} + +CollectingProcess::~CollectingProcess() { + delete d; d = 0; +} + +bool CollectingProcess::start( RunMode runmode, Communication comm ) { + // prevent duplicate connection + disconnect( this, SIGNAL( receivedStdout( KProcess *, char *, int ) ), + this, SLOT( slotReceivedStdout( KProcess *, char *, int ) ) ); + if ( comm & Stdout ) { + connect( this, SIGNAL( receivedStdout( KProcess *, char *, int ) ), + this, SLOT( slotReceivedStdout( KProcess *, char *, int ) ) ); + } + // prevent duplicate connection + disconnect( this, SIGNAL( receivedStderr( KProcess *, char *, int ) ), + this, SLOT( slotReceivedStderr( KProcess *, char *, int ) ) ); + if ( comm & Stderr ) { + connect( this, SIGNAL( receivedStderr( KProcess *, char *, int ) ), + this, SLOT( slotReceivedStderr( KProcess *, char *, int ) ) ); + } + return KProcess::start( runmode, comm ); +} + +void CollectingProcess::slotReceivedStdout( KProcess *, char *buf, int len ) +{ + QByteArray b; + b.duplicate( buf, len ); + d->stdoutBuffer.append( b ); + d->stdoutSize += len; +} + +void CollectingProcess::slotReceivedStderr( KProcess *, char *buf, int len ) +{ + QByteArray b; + b.duplicate( buf, len ); + d->stderrBuffer.append( b ); + d->stderrSize += len; +} + +QByteArray CollectingProcess::collectedStdout() +{ + if ( d->stdoutSize == 0 ) { + return QByteArray(); + } + + uint offset = 0; + QByteArray b( d->stdoutSize ); + for ( QValueList<QByteArray>::const_iterator it = d->stdoutBuffer.begin(); + it != d->stdoutBuffer.end(); + ++it ) { + memcpy( b.data() + offset, (*it).data(), (*it).size() ); + offset += (*it).size(); + } + d->stdoutBuffer.clear(); + d->stdoutSize = 0; + + return b; +} + +QByteArray CollectingProcess::collectedStderr() +{ + if ( d->stderrSize == 0 ) { + return QByteArray(); + } + + uint offset = 0; + QByteArray b( d->stderrSize ); + for ( QValueList<QByteArray>::const_iterator it = d->stderrBuffer.begin(); + it != d->stderrBuffer.end(); + ++it ) { + memcpy( b.data() + offset, (*it).data(), (*it).size() ); + offset += (*it).size(); + } + d->stderrBuffer.clear(); + d->stderrSize = 0; + + return b; +} + +#include "collectingprocess.moc" |