util/commandexecutor.cpp

   1 /* KDevelop Util Library
   2  *
   3  * Copyright 2007 Andreas Pakulat <apaku@gmx.de>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18  * 02110-1301, USA.
  19  */
  20
  21 #include "commandexecutor.h"
  22
  23 #include "processlinemaker.h"
  24 #include <QtCore/QMap>
  25 #include <QtCore/QStringList>
  26 #include <QtCore/QString>
  27 #include <kprocess.h>
  28
  29 namespace KDevelop
  30 {
  31
  32 class CommandExecutorPrivate
  33 {
  34 public:
  35     CommandExecutorPrivate( CommandExecutor* cmd )
  36         : m_exec(cmd)
  37     {
  38     }
  39     CommandExecutor* m_exec;
  40     KProcess* m_process;
  41     ProcessLineMaker* m_lineMaker;
  42     QString m_command;
  43     QStringList m_args;
  44     QString m_workDir;
  45     QMap<QString,QString> m_env;
  46     void procError( QProcess::ProcessError error )
  47     {
  48         Q_UNUSED(error)
  49         m_lineMaker->flushBuffers();
  50         emit m_exec->failed();
  51     }
  52     void procFinished( int code, QProcess::ExitStatus status )
  53     {
  54         Q_UNUSED(code)
  55         m_lineMaker->flushBuffers();
  56         if( status == QProcess::NormalExit )
  57             emit m_exec->completed();
  58     }
  59 };
  60
  61 CommandExecutor::CommandExecutor( const QString& command, QObject* parent )
  62   : QObject(parent), d(new CommandExecutorPrivate(this))
  63 {
  64     d->m_process = new KProcess(this);
  65     d->m_process->setOutputChannelMode( KProcess::SeparateChannels );
  66     d->m_lineMaker = new ProcessLineMaker( d->m_process );
  67     d->m_command = command;
  68     connect( d->m_lineMaker, SIGNAL(receivedStdoutLines( const QStringList& ) ),
  69              this, SIGNAL( receivedStandardOutput( const QStringList& ) ) );
  70     connect( d->m_lineMaker, SIGNAL(receivedStderrLines( const QStringList& ) ),
  71              this, SIGNAL( receivedStandardError( const QStringList& ) ) );
  72     connect( d->m_process, SIGNAL( error( QProcess::ProcessError ) ),
  73              this, SLOT( procError( QProcess::ProcessError ) ) );
  74     connect( d->m_process, SIGNAL( finished( int, QProcess::ExitStatus ) ),
  75              this, SLOT( procFinished( int, QProcess::ExitStatus ) ) );
  76 }
  77
  78
  79 CommandExecutor::~CommandExecutor()
  80 {
  81     delete d->m_process;
  82     delete d->m_lineMaker;
  83     delete d;
  84 }
  85
  86 void CommandExecutor::setEnvironment( const QMap<QString,QString>& env )
  87 {
  88     d->m_env = env;
  89 }
  90
  91 void CommandExecutor::setArguments( const QStringList& args )
  92 {
  93     d->m_args = args;
  94 }
  95
  96 void CommandExecutor::setWorkingDirectory( const QString& dir )
  97 {
  98     d->m_workDir = dir;
  99 }
 100
 101 void CommandExecutor::start()
 102 {
 103     Q_FOREACH( QString s, d->m_env.keys() )
 104     {
 105         d->m_process->setEnv( s, d->m_env[s] );
 106     }
 107     d->m_process->setWorkingDirectory( d->m_workDir );
 108     d->m_process->setProgram( d->m_command, d->m_args );
 109     d->m_process->start();
 110 }
 111
 112 void CommandExecutor::setCommand( const QString& command )
 113 {
 114     d->m_command = command;
 115 }
 116
 117 void CommandExecutor::kill()
 118 {
 119     d->m_process->close();
 120 }
 121
 122 }
 123
 124 #include "commandexecutor.moc"