System.h File Reference

#include "base/Debug.h"
#include <sys/mman.h>
#include <dlfcn.h>
#include <stdio.h>
#include <cmath>

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Defines
#define	MLOCK(a, b)   ::mlock((a),(b))
#define	MUNLOCK(a, b)   (::munlock((a),(b)) ? (::perror("munlock failed"), 0) : 0)
#define	MUNLOCK_SAMPLEBLOCK(a)   do { if (!(a).empty()) { const float &b = *(a).begin(); MUNLOCK(&b, (a).capacity() * sizeof(float)); } } while(0);
#define	DLOPEN(a, b)   dlopen((a).toStdString().c_str(),(b))
#define	DLSYM(a, b)   dlsym((a),(b))
#define	DLCLOSE(a)   dlclose((a))
#define	DLERROR()   dlerror()
#define	ISNAN   std::isnan
#define	ISINF   std::isinf
#define	PLUGIN_GLOB   "*.so"
#define	PATH_SEPARATOR   ':'
#define	DEFAULT_LADSPA_PATH   "$HOME/ladspa:$HOME/.ladspa:/usr/local/lib/ladspa:/usr/lib/ladspa"
#define	DEFAULT_DSSI_PATH   "$HOME/dssi:$HOME/.dssi:/usr/local/lib/dssi:/usr/lib/dssi"
#define	MUNLOCKALL()   ::munlockall()
#define	MBARRIER()   SystemMemoryBarrier()
Enumerations
enum	ProcessStatus { ProcessRunning, ProcessNotRunning, UnknownProcessStatus }
Functions
void	SystemMemoryBarrier ()
ProcessStatus	GetProcessStatus (int pid)
void	GetRealMemoryMBAvailable (int &available, int &total)
int	GetDiscSpaceMBAvailable (const char *path)
void	StoreStartupLocale ()
void	RestoreStartupLocale ()
double	mod (double x, double y)
float	modf (float x, float y)
double	princarg (double a)
float	princargf (float a)

---

Define Documentation

#define MLOCK	(		a,
			b
	)		::mlock((a),(b))

Definition at line 79 of file System.h.

Referenced by RingBuffer< T, N >::mlock().

#define MUNLOCK	(		a,
			b
	)		(::munlock((a),(b)) ? (::perror("munlock failed"), 0) : 0)

Definition at line 80 of file System.h.

Referenced by FFTMemoryCache::initialise(), WaveFileModel::RangeCacheFillThread::run(), and RingBuffer< T, N >::~RingBuffer().

#define MUNLOCK_SAMPLEBLOCK

(

a

)

do { if (!(a).empty()) { const float &b = *(a).begin(); MUNLOCK(&b, (a).capacity() * sizeof(float)); } } while(0);

Definition at line 81 of file System.h.

Referenced by CodedAudioFileReader::pushBufferNonResampling().

#define DLOPEN	(		a,
			b
	)		dlopen((a).toStdString().c_str(),(b))

Definition at line 86 of file System.h.

Referenced by DSSIPluginFactory::discoverPluginsFrom(), LADSPAPluginFactory::discoverPluginsFrom(), FeatureExtractionPluginFactory::getPluginIdentifiers(), FeatureExtractionPluginFactory::instantiatePlugin(), and LADSPAPluginFactory::loadLibrary().

#define DLSYM	(		a,
			b
	)		dlsym((a),(b))

Definition at line 87 of file System.h.

Referenced by DSSIPluginFactory::discoverPluginsFrom(), LADSPAPluginFactory::discoverPluginsFrom(), DSSIPluginFactory::getDSSIDescriptor(), LADSPAPluginFactory::getLADSPADescriptor(), FeatureExtractionPluginFactory::getPluginIdentifiers(), and FeatureExtractionPluginFactory::instantiatePlugin().

#define DLCLOSE

(

a

)

dlclose((a))

Definition at line 88 of file System.h.

Referenced by DSSIPluginFactory::discoverPluginsFrom(), LADSPAPluginFactory::discoverPluginsFrom(), FeatureExtractionPluginFactory::getPluginIdentifiers(), FeatureExtractionPluginFactory::instantiatePlugin(), FeatureExtractionPluginFactory::pluginDeleted(), and LADSPAPluginFactory::unloadLibrary().

#define DLERROR

(

)

dlerror()

Definition at line 89 of file System.h.

Referenced by DSSIPluginFactory::discoverPluginsFrom(), LADSPAPluginFactory::discoverPluginsFrom(), FeatureExtractionPluginFactory::getPluginIdentifiers(), FeatureExtractionPluginFactory::instantiatePlugin(), and LADSPAPluginFactory::loadLibrary().

#define ISNAN   std::isnan

Definition at line 92 of file System.h.

Referenced by SparseValueModel< RegionRec >::addPoint(), and EditableDenseThreeDimensionalModel::setColumn().

#define ISINF   std::isinf

Definition at line 93 of file System.h.

Referenced by SparseValueModel< RegionRec >::addPoint(), and EditableDenseThreeDimensionalModel::setColumn().

#define PLUGIN_GLOB   "*.so"

Definition at line 123 of file System.h.

Referenced by LADSPAPluginFactory::discoverPlugins(), FeatureExtractionPluginFactory::findPluginFile(), FeatureExtractionPluginFactory::getPluginIdentifiers(), and LADSPAPluginFactory::loadLibrary().

#define PATH_SEPARATOR   ':'

Definition at line 124 of file System.h.

Referenced by DSSIPluginFactory::getPluginPath(), and LADSPAPluginFactory::getPluginPath().

#define DEFAULT_LADSPA_PATH   "$HOME/ladspa:$HOME/.ladspa:/usr/local/lib/ladspa:/usr/lib/ladspa"

Definition at line 126 of file System.h.

Referenced by LADSPAPluginFactory::getPluginPath().

#define DEFAULT_DSSI_PATH   "$HOME/dssi:$HOME/.dssi:/usr/local/lib/dssi:/usr/lib/dssi"

Definition at line 127 of file System.h.

Referenced by DSSIPluginFactory::getPluginPath().

#define MUNLOCKALL

(

)

::munlockall()

Definition at line 129 of file System.h.

#define MBARRIER

(

)

SystemMemoryBarrier()

Definition at line 135 of file System.h.

Referenced by RingBuffer< T, N >::read(), RingBuffer< T, N >::readAdding(), RingBuffer< T, N >::readOne(), RingBuffer< T, N >::write(), and RingBuffer< T, N >::zero().

---

Enumeration Type Documentation

enum ProcessStatus

Enumerator:

ProcessRunning
ProcessNotRunning
UnknownProcessStatus

Definition at line 142 of file System.h.

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Function Documentation

void SystemMemoryBarrier

(

)

Definition at line 291 of file System.cpp.

ProcessStatus GetProcessStatus

(

int

pid

)

Definition at line 84 of file System.cpp.

References ProcessNotRunning, ProcessRunning, and UnknownProcessStatus.

Referenced by TempDirectory::cleanupAbandonedDirectories().

void GetRealMemoryMBAvailable	(	int &	available,
		int &	total
	)

Definition at line 126 of file System.cpp.

Referenced by StorageAdviser::recommend().

int GetDiscSpaceMBAvailable

(

const char *

path

)

Definition at line 247 of file System.cpp.

Referenced by StorageAdviser::recommend().

void StoreStartupLocale

(

)

Definition at line 304 of file System.cpp.

void RestoreStartupLocale

(

)

Definition at line 313 of file System.cpp.

Referenced by RealTimePluginFactory::enumerateAllPlugins(), FeatureExtractionPluginFactory::getAllPluginIdentifiers(), and RealTimePluginFactory::getAllPluginIdentifiers().

double mod	(	double	x,
		double	y
	)

Definition at line 322 of file System.cpp.

Referenced by princarg().

float modf	(	float	x,
		float	y
	)

Definition at line 323 of file System.cpp.

Referenced by princargf().

double princarg

(

double

a

)

Definition at line 325 of file System.cpp.

References mod().

float princargf

(

float

a

)

Definition at line 326 of file System.cpp.

References modf().

Referenced by FFTModel::estimateStableFrequency(), and FFTModel::getPeakFrequencies().