Class SIGCHLDHandler handles SIGCHLD signal. More...

#include <Handlers.h>

Inheritance diagram for ASSA::SIGCHLDHandler:

Public Member Functions
	SIGCHLDHandler ()
	Constructor.
int	handle_signal (int signum_)
	Receive CHLD signal.
sig_atomic_t	child_exited ()
	Did child exit?
void	resetState ()
	Reset child's exit state.
Private Attributes
sig_atomic_t	m_child_exit_flag
	Child exit's state.

Detailed Description

Class SIGCHLDHandler handles SIGCHLD signal.

Definition at line 187 of file Handlers.h.

Constructor & Destructor Documentation

ASSA::SIGCHLDHandler::SIGCHLDHandler ( ) [inline]

Constructor.

Definition at line 191 of file Handlers.h.

References ASSA::SIGHAND, and trace_with_mask.

                     : m_child_exit_flag(0) {
        trace_with_mask("SIGCHLDHandler::SIGCHLDHandler", SIGHAND);
    }

Member Function Documentation

sig_atomic_t ASSA::SIGCHLDHandler::child_exited ( ) [inline]

Did child exit?

Definition at line 208 of file Handlers.h.

References m_child_exit_flag.

{ return m_child_exit_flag; }

int ASSA::SIGCHLDHandler::handle_signal ( int signum_ ) [inline, virtual]

Receive CHLD signal.

Reimplemented from ASSA::EventHandler.

Definition at line 197 of file Handlers.h.

References m_child_exit_flag, ASSA::SIGHAND, and trace_with_mask.

                                   {
        trace_with_mask("SIGCHLDHandler::handle_signal", SIGHAND);

        if (signum_ == SIGCHLD && wait(NULL) != -1) { 
            m_child_exit_flag = 1;
            return 0;
        }
        return -1;
    }

void ASSA::SIGCHLDHandler::resetState ( void ) [inline, virtual]

Reset child's exit state.

Reimplemented from ASSA::EventHandler.

Definition at line 212 of file Handlers.h.

References m_child_exit_flag.