diff options
Diffstat (limited to 'src/guard.cpp')
| -rw-r--r-- | src/guard.cpp | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/guard.cpp b/src/guard.cpp deleted file mode 100644 index d9c701951..000000000 --- a/src/guard.cpp +++ /dev/null @@ -1,125 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2006 by Ilya Kotov * - * forkotov02@hotmail.ru * - * * - * 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., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - ***************************************************************************/ - -#include "guard.h" - -//#define USE_SEMAPHORE - -#ifdef USE_SEMAPHORE - #include <sys/types.h> - #include <sys/ipc.h> - #include <errno.h> - #include <sys/sem.h> -#else - #include <QSettings> -#endif - -#include <QDir> - -bool Guard::create(const QString& filepath) -{ -#ifdef USE_SEMAPHORE - key_t key; - int sem_num = 1; - if( (key = ftok(filepath.toAscii().data(),'A')) < 0) - { - qWarning("Warning: Unable get access to key..."); - return false; - } - - if(semget(key,sem_num,IPC_CREAT | IPC_EXCL ) < 0) - { - if(errno == EEXIST) - { - qWarning("Warning: Semaphore with %d key already exists...",key); - } - return false; - } - - return true; -#else - Q_UNUSED(filepath) - QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat); - settings.beginGroup("Application"); - settings.setValue("IS_RUNNING",TRUE); - settings.endGroup(); - return true; -#endif -} - -bool Guard::exists(const QString& filepath) -{ -#ifdef USE_SEMAPHORE - key_t key; - int sem_num = 1; - int sem_id; - - if( (key = ftok(filepath.toAscii().data(),'A')) < 0) - { - qWarning("Warning: Unable get access to key"); - return false; - } - - if( (sem_id = semget(key,sem_num,0)) < 0 ) - return false; - return true; -#else - Q_UNUSED(filepath) - QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat); - settings.beginGroup("Application"); - bool res = settings.value("IS_RUNNING",FALSE).toBool(); - settings.endGroup(); - return res; -#endif -} - -bool Guard::destroy(const QString& filepath) -{ -#ifdef USE_SEMAPHORE - key_t key; - int sem_num = 1; - int sem_id; - - if( (key = ftok(filepath.toAscii().data(),'A')) < 0) - { - qWarning("Warning: Unable get access to key"); - return false; - } - if( (sem_id = semget(key,sem_num,0)) < 0 ) - { - qWarning("Unable get semaphore with key %d",key); - return false; - } - - if(semctl(sem_id,1,IPC_RMID) < 0) - { - qWarning("Unable remove semaphore with key %d",key); - return false; - } - return true; -#else - Q_UNUSED(filepath) - QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat); - settings.beginGroup("Application"); - settings.setValue("IS_RUNNING",FALSE); - settings.endGroup(); - return true; -#endif -} |