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PLibraryProcess Class Reference

Class for a process that is a dynamically loaded library. More...

`#include <pprocess.h>`

Inheritance diagram for PLibraryProcess:
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Collaboration diagram for PLibraryProcess:
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## Public Member Functions
virtual void | Main ()
| < Dummy Main() as libraries do not have one. More...
Construction
| PLibraryProcess (const char *manuf="", const char *name="", WORD majorVersionNum=1, WORD minorVersionNum=0, CodeStatus statusCode=ReleaseCode, WORD buildNum=1)
| Create a new process instance. More...
Public Member Functions inherited from PProcess
PTimerList * | GetTimerList ()
| Get the list of timers handled by the application. More...
void | PreInitialise (int argc, char **argv)
| Internal initialisation function called directly from `InternalMain()`. More...
void | PreShutdown ()
| Internal shutdown function called directly from the ~PProcess `InternalMain()`. More...
virtual int | InternalMain (void *arg=NULL)
| Main function for process, called from real main after initialisation. More...
PThread * | GetThread (PThreadIdentifier threadId) const
bool | SignalTimerChange ()
| ~PProcess ()
virtual void | PXOnSignal (int)
virtual void | PXOnAsyncSignal (int)
void | PXCheckSignals ()
Comparison | Compare (const PObject &obj) const
| Compare two process instances. More...
virtual void | Terminate ()
| Terminate the process. More...
| PProcess (const char *manuf="", const char *name="", WORD majorVersion=1, WORD minorVersion=0, CodeStatus status=ReleaseCode, WORD buildNumber=1, bool library=false, bool suppressStartup=false)
| Create a new process instance. More...
void | Startup ()
| Start up all items registered with PProcessStartupFactory. More...
virtual void | OnThreadStart (PThread &thread)
| Callback for when a thread is started by the PTLib system. More...
virtual void | OnThreadEnded (PThread &thread)
| Callback for when a thread is ended if wqas started in the PTLib system. More...
virtual bool | OnInterrupt (bool terminating)
| Callback for when a ^C (SIGINT), hangup (SIGHUP) or termination request (SIGTERM) is received by process. More...
void | SetTerminationValue (int value)
| Set the termination value for the process. More...
int | GetTerminationValue () const
| Get the termination value for the process. More...
PArgList & | GetArguments ()
| Get the programme arguments. More...
virtual const PString & | GetManufacturer () const
| Get the name of the manufacturer of the software. More...
virtual const PString & | GetName () const
| Get the name of the process. More...
virtual PString | GetVersion (PBoolean full=true) const
| Get the version of the software. More...
const PFilePath & | GetFile () const
| Get the processes executable image file path. More...
PProcessIdentifier | GetProcessID () const
| Get the platform dependent process identifier for the process. More...
PTime | GetStartTime () const
| Return the time at which the program was started. More...
PString | GetUserName () const
| Get the effective user name of the owner of the process, eg "root" etc. More...
PBoolean | SetUserName (const PString &username, PBoolean permanent=false)
| Set the effective owner of the process. More...
PDirectory | GetHomeDirectory () const
| Get the "home" directory for the logged in user. More...
PString | GetGroupName () const
| Get the effective group name of the owner of the process, eg "root" etc. More...
PBoolean | SetGroupName (const PString &groupname, PBoolean permanent=false)
| Set the effective group of the process. More...
int | GetMaxHandles () const
| Get the maximum file handle value for the process. More...
PBoolean | SetMaxHandles (int newLimit)
| Set the maximum number of file handles for the process. More...
virtual PString | GetConfigurationFile ()
| Get the default file to use in PConfig instances. More...
void | SetConfigurationPath (const PString &path)
| Set the default file or set of directories to search for use in PConfig. More...
Public Member Functions inherited from PThread
bool | IsAutoDelete () const
int | PXBlockOnChildTerminate (int pid, const PTimeInterval &timeout)
int | PXBlockOnIO (int handle, int type, const PTimeInterval &timeout)
void | PXAbortBlock () const
void | PrintOn (ostream &strm) const
| Standard stream print function. More...
| PThread (PINDEX stack, AutoDeleteFlag deletion=AutoDeleteThread, Priority priorityLevel=NormalPriority, const PString &threadName=PString::Empty())
| Create a new thread instance. More...
| ~PThread ()
| Destroy the thread, this simply calls the `Terminate()` function with all its restrictions and penalties. More...
virtual void | Restart ()
| Restart a terminated thread using the same stack priority etc that was current when the thread terminated. More...
virtual PBoolean | IsTerminated () const
| Determine if the thread has been terminated or ran to completion. More...
void | WaitForTermination () const
| Block and wait for the thread to terminate. More...
PBoolean | WaitForTermination (const PTimeInterval &maxWait) const
| Block and wait for the thread to terminate. More...
virtual void | Suspend (PBoolean susp=true)
| Suspend or resume the thread. More...
virtual void | Resume ()
| Resume thread execution, this is identical to `Suspend(false)`. More...
virtual PBoolean | IsSuspended () const
| Determine if the thread is currently suspended. More...
virtual void | SetPriority (Priority priorityLevel)
| Set the priority of the thread relative to other threads in the current process. More...
virtual Priority | GetPriority () const
| Get the current priority of the thread in the current process. More...
virtual void | SetAutoDelete (AutoDeleteFlag deletion=AutoDeleteThread)
| Set the flag indicating thread object is to be automatically deleted when the thread ends. More...
void | SetNoAutoDelete ()
| Reet the flag indicating thread object is to be automatically deleted when the thread ends. More...
virtual PString | GetThreadName () const
| Get the name of the thread. More...
virtual void | SetThreadName (const PString &name)
| Change the name of the thread. More...
virtual PThreadIdentifier | GetThreadId () const
| Get operating system specific thread identifier for this thread. More...
bool | GetTimes (Times &times)
| Get the thread execution times. More...
Public Member Functions inherited from PObject
unsigned | GetTraceContextIdentifier () const
| Get PTRACE context identifier. More...
void | SetTraceContextIdentifier (unsigned id)
void | GetTraceContextIdentifier (PObject &obj)
void | GetTraceContextIdentifier (PObject *obj)
void | SetTraceContextIdentifier (const PObject &obj)
void | SetTraceContextIdentifier (const PObject *obj)
virtual | ~PObject ()
virtual PObject * | Clone () const
| Create a copy of the class on the heap. More...
template<class CLS >
CLS * | CloneAs () const
| As for Clone() but converts to specified type. More...
virtual PINDEX | HashFunction () const
| This function yields a hash value required by the `PDictionary` class. More...
virtual Comparison | CompareObjectMemoryDirect (const PObject &obj) const
| Determine the byte wise comparison of two objects. More...
bool | operator== (const PObject &obj) const
| Compare the two objects. More...
bool | operator!= (const PObject &obj) const
| Compare the two objects. More...
bool | operator< (const PObject &obj) const
| Compare the two objects. More...
bool | operator> (const PObject &obj) const
| Compare the two objects. More...
bool | operator<= (const PObject &obj) const
| Compare the two objects. More...
bool | operator>= (const PObject &obj) const
| Compare the two objects. More...
virtual const char * | GetClass (unsigned ancestor=0) const
| Get the current dynamic type of the object instance. More...
PBoolean | IsClass (const char *cls) const
virtual PBoolean | InternalIsDescendant (const char *clsName) const
| Determine if the dynamic type of the current instance is a descendent of the specified class. More...
__inline const PObject * | PTraceObjectInstance () const
virtual void | ReadFrom (istream &strm)
| Input the contents of the object from the stream. More...

## Additional Inherited Members
Public Types inherited from PProcess
enum | CodeStatus { AlphaCode, BetaCode, ReleaseCode, NumCodeStatuses }
| Release status for the program. More...
Public Types inherited from PThread
enum | Priority { LowestPriority, LowPriority, NormalPriority, HighPriority, HighestPriority, NumPriorities }
| Codes for thread priorities. More...
enum | AutoDeleteFlag { AutoDeleteThread, NoAutoDeleteThread }
| Codes for thread autodelete flag. More...
Public Types inherited from PObject
enum | Comparison { LessThan = -1, EqualTo = 0, GreaterThan = 1 }
| Result of the comparison operation performed by the `Compare()` function. More...
Static Public Member Functions inherited from PProcess
static void | PostShutdown ()
static void | PXShowSystemWarning (PINDEX code)
static void | PXShowSystemWarning (PINDEX code, const PString &str)
static PString | GetOSClass ()
| Get the class of the operating system the process is running on, eg "unix". More...
static PString | GetOSName ()
| Get the name of the operating system the process is running on, eg "Linux". More...
static PString | GetOSHardware ()
| Get the hardware the process is running on, eg "sparc". More...
static PString | GetOSVersion ()
| Get the version of the operating system the process is running on, eg "2.0.33". More...
static bool | IsOSVersion (unsigned major, unsigned minor=0, unsigned build=0)
| See if operating system is later than the version specified. More...
static PDirectory | GetOSConfigDir ()
| Get the configuration directory of the operating system the process is running on, eg "/etc" for Unix, "c:\windows" for Win95 or "c:\winnt\system32\drivers\etc" for NT. More...
static PString | GetLibVersion ()
| Get the version of the PTLib library the process is running on, eg "2.5beta3". More...
static PProcess & | Current ()
| Get the current processes object instance. More...
static PBoolean | IsInitialised ()
| Determine if the current processes object instance has been initialised. More...
static PProcessIdentifier | GetCurrentProcessID ()
| Get the platform dependent process identifier for the currentprocess. More...
Protected Types inherited from PProcess
typedef std::map < PThreadIdentifier, PThread * > | ThreadMap
typedef PList< PThread > | ThreadList
Protected Member Functions inherited from PProcess
void | Construct ()
void | InternalThreadStarted (PThread *thread)
void | InternalThreadEnded (PThread *thread)
void | InternalSetAutoDeleteThread (PThread *thread)
void | InternalCleanAutoDeleteThreads ()
void | HouseKeeping ()
| PDICTIONARY (PXFdDict, POrdinalKey, PThread)
void | CommonConstruct ()
void | CommonDestruct ()
virtual void | _PXShowSystemWarning (PINDEX code, const PString &str)
void | CreateConfigFilesDictionary ()
Protected Attributes inherited from PProcess
bool | m_library
int | terminationValue
PString | manufacturer
PString | productName
WORD | majorVersion
WORD | minorVersion
CodeStatus | status
WORD | buildNumber
PFilePath | executableFile
PStringArray | configurationPaths
PArgList | arguments
int | maxHandles
PTime | programStartTime
bool | m_shuttingDown
PMutex | m_threadMutex
ThreadMap | m_activeThreads
ThreadList | m_autoDeleteThreads
PAtomicBoolean | m_keepingHouse
PThread * | m_houseKeeper
PSyncPoint | m_signalHouseKeeper
PTimerList | m_timers
PProcessIdentifier | m_processID
uint32_t | m_pxSignals
PAbstractDictionary * | configFiles
Friends inherited from PObject

## Detailed Description

Class for a process that is a dynamically loaded library.

## Constructor & Destructor Documentation

PLibraryProcess::PLibraryProcess | ( | const char * | manuf = `""`,
|  | const char * | name = `""`,
|  | WORD | majorVersionNum = `1`,
|  | WORD | minorVersionNum = `0`,
|  | CodeStatus | statusCode = `ReleaseCode`,
|  | WORD | buildNum = `1`
| ) |  |
| inline

Create a new process instance.

Parameters

  manuf | Name of manufacturer
  name | Name of product
  majorVersionNum | Major version number of the product
  minorVersionNum | Minor version number of the product
  statusCode | Development status of the product
  buildNum | Build number of the product

## Member Function Documentation

virtual void PLibraryProcess::Main | ( |  | ) |
| inline virtual

< Dummy Main() as libraries do not have one.

Implements PThread.

The documentation for this class was generated from the following file:

- pprocess.h